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authorKoen Kooi <koen@openembedded.org>2008-12-08 20:03:10 +0100
committerKoen Kooi <koen@openembedded.org>2008-12-08 20:03:10 +0100
commite1af703acc24a2ecf523b9fe6903f649799870b4 (patch)
treefdd1d188de6ae65cbdbb23c08b89b374472a6212 /packages
parentbd37ae33873c0d4004f59f10d69f5567896cd1f5 (diff)
downloadopenembedded-e1af703acc24a2ecf523b9fe6903f649799870b4.tar.gz
linux-omap git: refresh DSS2 patches against upstream git
Diffstat (limited to 'packages')
-rw-r--r--packages/linux/linux-omap/0003-DSS-Documentation-for-OMAP2-3-display-subsystem.patch2
-rw-r--r--packages/linux/linux-omap/0004-DSS-New-display-subsystem-driver-for-OMAP2-3.patch1250
-rw-r--r--packages/linux/linux-omap/0005-DSS-OMAPFB-fb-driver-for-new-display-subsystem.patch1082
-rw-r--r--packages/linux/linux-omap/0006-DSS-Add-generic-DVI-panel.patch16
-rw-r--r--packages/linux/linux-omap/0007-DSS-support-for-Beagle-Board.patch52
-rw-r--r--packages/linux/linux-omap/0008-DSS-BEAGLE-Enable-DSS-in-beagle-defconfig.patch3
-rw-r--r--packages/linux/linux-omap/0009-DSS-Sharp-LS037V7DW01-LCD-Panel-driver.patch6
-rw-r--r--packages/linux/linux-omap/0009-DSS-support-for-OMAP3-SDP-board.patch208
-rw-r--r--packages/linux/linux-omap/0011-DSS-Support-for-OMAP3-EVM-board.patch16
-rw-r--r--packages/linux/linux-omap_git.bb3
10 files changed, 1900 insertions, 738 deletions
diff --git a/packages/linux/linux-omap/0003-DSS-Documentation-for-OMAP2-3-display-subsystem.patch b/packages/linux/linux-omap/0003-DSS-Documentation-for-OMAP2-3-display-subsystem.patch
index 6cc8ce12c6..c3dba570d6 100644
--- a/packages/linux/linux-omap/0003-DSS-Documentation-for-OMAP2-3-display-subsystem.patch
+++ b/packages/linux/linux-omap/0003-DSS-Documentation-for-OMAP2-3-display-subsystem.patch
@@ -1,4 +1,4 @@
-From e8cc995ace5ef4c8e920ccac6bacc1a0129ad2c4 Mon Sep 17 00:00:00 2001
+From 66fad2b53d3427962407b40af79e227635aed780 Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Date: Tue, 4 Nov 2008 15:08:07 +0200
Subject: [PATCH] DSS: Documentation for OMAP2/3 display subsystem
diff --git a/packages/linux/linux-omap/0004-DSS-New-display-subsystem-driver-for-OMAP2-3.patch b/packages/linux/linux-omap/0004-DSS-New-display-subsystem-driver-for-OMAP2-3.patch
index e7beec7898..8e64005c68 100644
--- a/packages/linux/linux-omap/0004-DSS-New-display-subsystem-driver-for-OMAP2-3.patch
+++ b/packages/linux/linux-omap/0004-DSS-New-display-subsystem-driver-for-OMAP2-3.patch
@@ -1,6 +1,6 @@
-From 6bec28d7c3d7cf97d644c610beadfef354fa596e Mon Sep 17 00:00:00 2001
+From 0eceac2ba3548ae41200403a8dae9907ab788fd0 Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
-Date: Thu, 13 Nov 2008 15:38:15 +0200
+Date: Mon, 8 Dec 2008 13:43:36 +0200
Subject: [PATCH] DSS: New display subsystem driver for OMAP2/3
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
@@ -9,17 +9,17 @@ Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
arch/arm/plat-omap/Makefile | 2 +
arch/arm/plat-omap/dss/Kconfig | 66 +
arch/arm/plat-omap/dss/Makefile | 6 +
- arch/arm/plat-omap/dss/dispc.c | 1722 ++++++++++++++++
- arch/arm/plat-omap/dss/display.c | 775 ++++++++
- arch/arm/plat-omap/dss/dpi.c | 323 +++
- arch/arm/plat-omap/dss/dsi.c | 3020 +++++++++++++++++++++++++++++
- arch/arm/plat-omap/dss/dss.c | 554 ++++++
- arch/arm/plat-omap/dss/dss.h | 254 +++
- arch/arm/plat-omap/dss/rfbi.c | 1234 ++++++++++++
- arch/arm/plat-omap/dss/sdi.c | 157 ++
- arch/arm/plat-omap/dss/venc.c | 515 +++++
- arch/arm/plat-omap/include/mach/display.h | 458 +++++
- 14 files changed, 9088 insertions(+), 0 deletions(-)
+ arch/arm/plat-omap/dss/dispc.c | 2021 +++++++++++++++++++
+ arch/arm/plat-omap/dss/display.c | 765 +++++++
+ arch/arm/plat-omap/dss/dpi.c | 320 +++
+ arch/arm/plat-omap/dss/dsi.c | 3135 +++++++++++++++++++++++++++++
+ arch/arm/plat-omap/dss/dss.c | 784 +++++++
+ arch/arm/plat-omap/dss/dss.h | 268 +++
+ arch/arm/plat-omap/dss/rfbi.c | 1225 +++++++++++
+ arch/arm/plat-omap/dss/sdi.c | 150 ++
+ arch/arm/plat-omap/dss/venc.c | 501 +++++
+ arch/arm/plat-omap/include/mach/display.h | 463 +++++
+ 14 files changed, 9708 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/plat-omap/dss/Kconfig
create mode 100644 arch/arm/plat-omap/dss/Makefile
create mode 100644 arch/arm/plat-omap/dss/dispc.c
@@ -142,10 +142,10 @@ index 0000000..e98c6c1
+omap-dss-$(CONFIG_OMAP2_DSS_DSI) += dsi.o
diff --git a/arch/arm/plat-omap/dss/dispc.c b/arch/arm/plat-omap/dss/dispc.c
new file mode 100644
-index 0000000..3738cf3
+index 0000000..33fbd0a
--- /dev/null
+++ b/arch/arm/plat-omap/dss/dispc.c
-@@ -0,0 +1,1722 @@
+@@ -0,0 +1,2021 @@
+/*
+ * linux/arch/arm/plat-omap/dss/dispc.c
+ *
@@ -188,6 +188,8 @@ index 0000000..3738cf3
+/* DISPC */
+#define DISPC_BASE 0x48050400
+
++#define DISPC_SZ_REGS SZ_1K
++
+struct dispc_reg { u16 idx; };
+
+#define DISPC_REG(idx) ((const struct dispc_reg) { idx })
@@ -211,13 +213,10 @@ index 0000000..3738cf3
+#define DISPC_TIMING_V DISPC_REG(0x0068)
+#define DISPC_POL_FREQ DISPC_REG(0x006C)
+#define DISPC_DIVISOR DISPC_REG(0x0070)
++#define DISPC_GLOBAL_ALPHA DISPC_REG(0x0074)
+#define DISPC_SIZE_DIG DISPC_REG(0x0078)
+#define DISPC_SIZE_LCD DISPC_REG(0x007C)
+
-+#define DISPC_DATA_CYCLE1 DISPC_REG(0x01D4)
-+#define DISPC_DATA_CYCLE2 DISPC_REG(0x01D8)
-+#define DISPC_DATA_CYCLE3 DISPC_REG(0x01DC)
-+
+/* DISPC GFX plane */
+#define DISPC_GFX_BA0 DISPC_REG(0x0080)
+#define DISPC_GFX_BA1 DISPC_REG(0x0084)
@@ -231,6 +230,16 @@ index 0000000..3738cf3
+#define DISPC_GFX_WINDOW_SKIP DISPC_REG(0x00B4)
+#define DISPC_GFX_TABLE_BA DISPC_REG(0x00B8)
+
++#define DISPC_DATA_CYCLE1 DISPC_REG(0x01D4)
++#define DISPC_DATA_CYCLE2 DISPC_REG(0x01D8)
++#define DISPC_DATA_CYCLE3 DISPC_REG(0x01DC)
++
++#define DISPC_CPR_COEF_R DISPC_REG(0x0220)
++#define DISPC_CPR_COEF_G DISPC_REG(0x0224)
++#define DISPC_CPR_COEF_B DISPC_REG(0x0228)
++
++#define DISPC_GFX_PRELOAD DISPC_REG(0x022C)
++
+/* DISPC Video plane, n = 0 for VID1 and n = 1 for VID2 */
+#define DISPC_VID_REG(n, idx) DISPC_REG(0x00BC + (n)*0x90 + idx)
+
@@ -254,6 +263,11 @@ index 0000000..3738cf3
+#define DISPC_VID_FIR_COEF_HV(n, i) DISPC_REG(0x00F4 + (n)*0x90 + (i)*0x8)
+/* coef index i = {0, 1, 2, 3, 4} */
+#define DISPC_VID_CONV_COEF(n, i) DISPC_REG(0x0130 + (n)*0x90 + (i)*0x4)
++/* coef index i = {0, 1, 2, 3, 4, 5, 6, 7} */
++#define DISPC_VID_FIR_COEF_V(n, i) DISPC_REG(0x01E0 + (n)*0x20 + (i)*0x4)
++
++#define DISPC_VID_PRELOAD(n) DISPC_REG(0x230 + (n)*0x04)
++
+
+#define DISPC_IRQ_MASK_ERROR (DISPC_IRQ_GFX_FIFO_UNDERFLOW | \
+ DISPC_IRQ_OCP_ERR | \
@@ -283,24 +297,12 @@ index 0000000..3738cf3
+static struct {
+ void __iomem *base;
+
-+ struct clk *dss_ick;
-+ struct clk *dss1_fck;
-+ struct clk *dss_54m_fck;
+ struct clk *dpll4_m4_ck;
-+} dispc;
+
-+static spinlock_t dss_lock;
++ spinlock_t irq_lock;
+
-+static inline void enable_clocks(int enable)
-+{
-+ if (enable) {
-+ clk_enable(dispc.dss_ick);
-+ clk_enable(dispc.dss1_fck);
-+ } else {
-+ clk_disable(dispc.dss1_fck);
-+ clk_disable(dispc.dss_ick);
-+ }
-+}
++ u32 ctx[DISPC_SZ_REGS / sizeof(u32)];
++} dispc;
+
+static inline void dispc_write_reg(const struct dispc_reg idx, u32 val)
+{
@@ -312,6 +314,303 @@ index 0000000..3738cf3
+ return __raw_readl(dispc.base + idx.idx);
+}
+
++#define SR(reg) \
++ dispc.ctx[(DISPC_##reg).idx / sizeof(u32)] = dispc_read_reg(DISPC_##reg)
++#define RR(reg) \
++ dispc_write_reg(DISPC_##reg, dispc.ctx[(DISPC_##reg).idx / sizeof(u32)])
++
++void dispc_save_context(void)
++{
++ SR(SYSCONFIG);
++ SR(IRQENABLE);
++ SR(CONTROL);
++ SR(CONFIG);
++ SR(DEFAULT_COLOR0);
++ SR(DEFAULT_COLOR1);
++ SR(TRANS_COLOR0);
++ SR(TRANS_COLOR1);
++ SR(LINE_NUMBER);
++ SR(TIMING_H);
++ SR(TIMING_V);
++ SR(POL_FREQ);
++ SR(DIVISOR);
++ SR(GLOBAL_ALPHA);
++ SR(SIZE_DIG);
++ SR(SIZE_LCD);
++
++ SR(GFX_BA0);
++ SR(GFX_BA1);
++ SR(GFX_POSITION);
++ SR(GFX_SIZE);
++ SR(GFX_ATTRIBUTES);
++ SR(GFX_FIFO_THRESHOLD);
++ SR(GFX_ROW_INC);
++ SR(GFX_PIXEL_INC);
++ SR(GFX_WINDOW_SKIP);
++ SR(GFX_TABLE_BA);
++
++ SR(DATA_CYCLE1);
++ SR(DATA_CYCLE2);
++ SR(DATA_CYCLE3);
++
++ SR(CPR_COEF_R);
++ SR(CPR_COEF_G);
++ SR(CPR_COEF_B);
++
++ SR(GFX_PRELOAD);
++
++ /* VID1 */
++ SR(VID_BA0(0));
++ SR(VID_BA1(0));
++ SR(VID_POSITION(0));
++ SR(VID_SIZE(0));
++ SR(VID_ATTRIBUTES(0));
++ SR(VID_FIFO_THRESHOLD(0));
++ SR(VID_ROW_INC(0));
++ SR(VID_PIXEL_INC(0));
++ SR(VID_FIR(0));
++ SR(VID_PICTURE_SIZE(0));
++ SR(VID_ACCU0(0));
++ SR(VID_ACCU1(0));
++
++ SR(VID_FIR_COEF_H(0, 0));
++ SR(VID_FIR_COEF_H(0, 1));
++ SR(VID_FIR_COEF_H(0, 2));
++ SR(VID_FIR_COEF_H(0, 3));
++ SR(VID_FIR_COEF_H(0, 4));
++ SR(VID_FIR_COEF_H(0, 5));
++ SR(VID_FIR_COEF_H(0, 6));
++ SR(VID_FIR_COEF_H(0, 7));
++
++ SR(VID_FIR_COEF_HV(0, 0));
++ SR(VID_FIR_COEF_HV(0, 1));
++ SR(VID_FIR_COEF_HV(0, 2));
++ SR(VID_FIR_COEF_HV(0, 3));
++ SR(VID_FIR_COEF_HV(0, 4));
++ SR(VID_FIR_COEF_HV(0, 5));
++ SR(VID_FIR_COEF_HV(0, 6));
++ SR(VID_FIR_COEF_HV(0, 7));
++
++ SR(VID_CONV_COEF(0, 0));
++ SR(VID_CONV_COEF(0, 1));
++ SR(VID_CONV_COEF(0, 2));
++ SR(VID_CONV_COEF(0, 3));
++ SR(VID_CONV_COEF(0, 4));
++
++ SR(VID_FIR_COEF_V(0, 0));
++ SR(VID_FIR_COEF_V(0, 1));
++ SR(VID_FIR_COEF_V(0, 2));
++ SR(VID_FIR_COEF_V(0, 3));
++ SR(VID_FIR_COEF_V(0, 4));
++ SR(VID_FIR_COEF_V(0, 5));
++ SR(VID_FIR_COEF_V(0, 6));
++ SR(VID_FIR_COEF_V(0, 7));
++
++ SR(VID_PRELOAD(0));
++
++ /* VID2 */
++ SR(VID_BA0(1));
++ SR(VID_BA1(1));
++ SR(VID_POSITION(1));
++ SR(VID_SIZE(1));
++ SR(VID_ATTRIBUTES(1));
++ SR(VID_FIFO_THRESHOLD(1));
++ SR(VID_ROW_INC(1));
++ SR(VID_PIXEL_INC(1));
++ SR(VID_FIR(1));
++ SR(VID_PICTURE_SIZE(1));
++ SR(VID_ACCU0(1));
++ SR(VID_ACCU1(1));
++
++ SR(VID_FIR_COEF_H(1, 0));
++ SR(VID_FIR_COEF_H(1, 1));
++ SR(VID_FIR_COEF_H(1, 2));
++ SR(VID_FIR_COEF_H(1, 3));
++ SR(VID_FIR_COEF_H(1, 4));
++ SR(VID_FIR_COEF_H(1, 5));
++ SR(VID_FIR_COEF_H(1, 6));
++ SR(VID_FIR_COEF_H(1, 7));
++
++ SR(VID_FIR_COEF_HV(1, 0));
++ SR(VID_FIR_COEF_HV(1, 1));
++ SR(VID_FIR_COEF_HV(1, 2));
++ SR(VID_FIR_COEF_HV(1, 3));
++ SR(VID_FIR_COEF_HV(1, 4));
++ SR(VID_FIR_COEF_HV(1, 5));
++ SR(VID_FIR_COEF_HV(1, 6));
++ SR(VID_FIR_COEF_HV(1, 7));
++
++ SR(VID_CONV_COEF(1, 0));
++ SR(VID_CONV_COEF(1, 1));
++ SR(VID_CONV_COEF(1, 2));
++ SR(VID_CONV_COEF(1, 3));
++ SR(VID_CONV_COEF(1, 4));
++
++ SR(VID_FIR_COEF_V(1, 0));
++ SR(VID_FIR_COEF_V(1, 1));
++ SR(VID_FIR_COEF_V(1, 2));
++ SR(VID_FIR_COEF_V(1, 3));
++ SR(VID_FIR_COEF_V(1, 4));
++ SR(VID_FIR_COEF_V(1, 5));
++ SR(VID_FIR_COEF_V(1, 6));
++ SR(VID_FIR_COEF_V(1, 7));
++
++ SR(VID_PRELOAD(1));
++}
++
++void dispc_restore_context(void)
++{
++ RR(SYSCONFIG);
++ RR(IRQENABLE);
++ //RR(CONTROL);
++ RR(CONFIG);
++ RR(DEFAULT_COLOR0);
++ RR(DEFAULT_COLOR1);
++ RR(TRANS_COLOR0);
++ RR(TRANS_COLOR1);
++ RR(LINE_NUMBER);
++ RR(TIMING_H);
++ RR(TIMING_V);
++ RR(POL_FREQ);
++ RR(DIVISOR);
++ RR(GLOBAL_ALPHA);
++ RR(SIZE_DIG);
++ RR(SIZE_LCD);
++
++ RR(GFX_BA0);
++ RR(GFX_BA1);
++ RR(GFX_POSITION);
++ RR(GFX_SIZE);
++ RR(GFX_ATTRIBUTES);
++ RR(GFX_FIFO_THRESHOLD);
++ RR(GFX_ROW_INC);
++ RR(GFX_PIXEL_INC);
++ RR(GFX_WINDOW_SKIP);
++ RR(GFX_TABLE_BA);
++
++ RR(DATA_CYCLE1);
++ RR(DATA_CYCLE2);
++ RR(DATA_CYCLE3);
++
++ RR(CPR_COEF_R);
++ RR(CPR_COEF_G);
++ RR(CPR_COEF_B);
++
++ RR(GFX_PRELOAD);
++
++ /* VID1 */
++ RR(VID_BA0(0));
++ RR(VID_BA1(0));
++ RR(VID_POSITION(0));
++ RR(VID_SIZE(0));
++ RR(VID_ATTRIBUTES(0));
++ RR(VID_FIFO_THRESHOLD(0));
++ RR(VID_ROW_INC(0));
++ RR(VID_PIXEL_INC(0));
++ RR(VID_FIR(0));
++ RR(VID_PICTURE_SIZE(0));
++ RR(VID_ACCU0(0));
++ RR(VID_ACCU1(0));
++
++ RR(VID_FIR_COEF_H(0, 0));
++ RR(VID_FIR_COEF_H(0, 1));
++ RR(VID_FIR_COEF_H(0, 2));
++ RR(VID_FIR_COEF_H(0, 3));
++ RR(VID_FIR_COEF_H(0, 4));
++ RR(VID_FIR_COEF_H(0, 5));
++ RR(VID_FIR_COEF_H(0, 6));
++ RR(VID_FIR_COEF_H(0, 7));
++
++ RR(VID_FIR_COEF_HV(0, 0));
++ RR(VID_FIR_COEF_HV(0, 1));
++ RR(VID_FIR_COEF_HV(0, 2));
++ RR(VID_FIR_COEF_HV(0, 3));
++ RR(VID_FIR_COEF_HV(0, 4));
++ RR(VID_FIR_COEF_HV(0, 5));
++ RR(VID_FIR_COEF_HV(0, 6));
++ RR(VID_FIR_COEF_HV(0, 7));
++
++ RR(VID_CONV_COEF(0, 0));
++ RR(VID_CONV_COEF(0, 1));
++ RR(VID_CONV_COEF(0, 2));
++ RR(VID_CONV_COEF(0, 3));
++ RR(VID_CONV_COEF(0, 4));
++
++ RR(VID_FIR_COEF_V(0, 0));
++ RR(VID_FIR_COEF_V(0, 1));
++ RR(VID_FIR_COEF_V(0, 2));
++ RR(VID_FIR_COEF_V(0, 3));
++ RR(VID_FIR_COEF_V(0, 4));
++ RR(VID_FIR_COEF_V(0, 5));
++ RR(VID_FIR_COEF_V(0, 6));
++ RR(VID_FIR_COEF_V(0, 7));
++
++ RR(VID_PRELOAD(0));
++
++ /* VID2 */
++ RR(VID_BA0(1));
++ RR(VID_BA1(1));
++ RR(VID_POSITION(1));
++ RR(VID_SIZE(1));
++ RR(VID_ATTRIBUTES(1));
++ RR(VID_FIFO_THRESHOLD(1));
++ RR(VID_ROW_INC(1));
++ RR(VID_PIXEL_INC(1));
++ RR(VID_FIR(1));
++ RR(VID_PICTURE_SIZE(1));
++ RR(VID_ACCU0(1));
++ RR(VID_ACCU1(1));
++
++ RR(VID_FIR_COEF_H(1, 0));
++ RR(VID_FIR_COEF_H(1, 1));
++ RR(VID_FIR_COEF_H(1, 2));
++ RR(VID_FIR_COEF_H(1, 3));
++ RR(VID_FIR_COEF_H(1, 4));
++ RR(VID_FIR_COEF_H(1, 5));
++ RR(VID_FIR_COEF_H(1, 6));
++ RR(VID_FIR_COEF_H(1, 7));
++
++ RR(VID_FIR_COEF_HV(1, 0));
++ RR(VID_FIR_COEF_HV(1, 1));
++ RR(VID_FIR_COEF_HV(1, 2));
++ RR(VID_FIR_COEF_HV(1, 3));
++ RR(VID_FIR_COEF_HV(1, 4));
++ RR(VID_FIR_COEF_HV(1, 5));
++ RR(VID_FIR_COEF_HV(1, 6));
++ RR(VID_FIR_COEF_HV(1, 7));
++
++ RR(VID_CONV_COEF(1, 0));
++ RR(VID_CONV_COEF(1, 1));
++ RR(VID_CONV_COEF(1, 2));
++ RR(VID_CONV_COEF(1, 3));
++ RR(VID_CONV_COEF(1, 4));
++
++ RR(VID_FIR_COEF_V(1, 0));
++ RR(VID_FIR_COEF_V(1, 1));
++ RR(VID_FIR_COEF_V(1, 2));
++ RR(VID_FIR_COEF_V(1, 3));
++ RR(VID_FIR_COEF_V(1, 4));
++ RR(VID_FIR_COEF_V(1, 5));
++ RR(VID_FIR_COEF_V(1, 6));
++ RR(VID_FIR_COEF_V(1, 7));
++
++ RR(VID_PRELOAD(1));
++
++ /* enable last, because LCD & DIGIT enable are here */
++ RR(CONTROL);
++}
++
++#undef SR
++#undef RR
++
++static inline void enable_clocks(int enable)
++{
++ if (enable)
++ dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1);
++ else
++ dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1);
++}
++
+void dispc_go(enum omap_channel channel)
+{
+ int bit;
@@ -962,13 +1261,6 @@ index 0000000..3738cf3
+}
+
+
-+static inline void get_dss_clocks(void)
-+{
-+ dispc.dss_ick = get_dss_ick();
-+ dispc.dss1_fck = get_dss1_fck();
-+ dispc.dss_54m_fck = get_tv_fck();
-+}
-+
+void dispc_set_lcd_display_type(enum omap_lcd_display_type type)
+{
+ int mode;
@@ -1160,7 +1452,7 @@ index 0000000..3738cf3
+ unsigned long r = 0;
+
+ if (dss_get_dispc_clk_source() == 0)
-+ r = clk_get_rate(dispc.dss1_fck);
++ r = dss_clk_get_rate(DSS_CLK_FCK1);
+ else
+#ifdef CONFIG_OMAP2_DSS_DSI
+ r = dsi_get_dsi1_pll_rate();
@@ -1387,7 +1679,7 @@ index 0000000..3738cf3
+ if (isr == NULL)
+ return -EINVAL;
+
-+ spin_lock_irqsave(&dss_lock, flags);
++ spin_lock_irqsave(&dispc.irq_lock, flags);
+
+ for (i = 0; i < DISPC_MAX_NR_ISRS; i++) {
+ if (registered_isr[i].isr == isr) {
@@ -1412,7 +1704,7 @@ index 0000000..3738cf3
+ break;
+ }
+
-+ spin_unlock_irqrestore(&dss_lock, flags);
++ spin_unlock_irqrestore(&dispc.irq_lock, flags);
+
+ return ret;
+}
@@ -1425,7 +1717,7 @@ index 0000000..3738cf3
+ u32 new_mask = DISPC_IRQ_MASK_ERROR;
+ int ret = -EINVAL;
+
-+ spin_lock_irqsave(&dss_lock, flags);
++ spin_lock_irqsave(&dispc.irq_lock, flags);
+
+ for (i = 0; i < DISPC_MAX_NR_ISRS; i++) {
+ if (registered_isr[i].isr != isr)
@@ -1446,7 +1738,7 @@ index 0000000..3738cf3
+ break;
+ }
+
-+ spin_unlock_irqrestore(&dss_lock, flags);
++ spin_unlock_irqrestore(&dispc.irq_lock, flags);
+
+ return ret;
+}
@@ -1551,7 +1843,7 @@ index 0000000..3738cf3
+ l = FLD_MOD(l, 2, 13, 12); /* MIDLEMODE: smart standby */
+ l = FLD_MOD(l, 2, 4, 3); /* SIDLEMODE: smart idle */
+ l = FLD_MOD(l, 1, 2, 2); /* ENWAKEUP */
-+ l = FLD_MOD(l, 1, 1, 1); /* AUTOIDLE */
++ l = FLD_MOD(l, 1, 0, 0); /* AUTOIDLE */
+ dispc_write_reg(DISPC_SYSCONFIG, l);
+
+ /* FUNCGATED */
@@ -1570,24 +1862,29 @@ index 0000000..3738cf3
+
+ /* Set logic clock to fck, pixel clock to fck/2 for now */
+ dispc_set_lcd_divisor(1, 2);
++
++ dispc_setup_plane_fifo(OMAP_DSS_GFX, 0);
++ dispc_setup_plane_fifo(OMAP_DSS_VIDEO1, 0);
++ dispc_setup_plane_fifo(OMAP_DSS_VIDEO2, 0);
+}
+
+int dispc_init(void)
+{
+ u32 rev;
+
-+ spin_lock_init(&dss_lock);
++ spin_lock_init(&dispc.irq_lock);
+
-+ dispc.base = ioremap(DISPC_BASE, SZ_1K);
++ dispc.base = ioremap(DISPC_BASE, DISPC_SZ_REGS);
+ if (!dispc.base) {
+ DSSERR("can't ioremap DISPC\n");
+ return -ENOMEM;
+ }
+
-+ get_dss_clocks();
+ dispc.dpll4_m4_ck = clk_get(NULL, "dpll4_m4_ck");
-+ if (IS_ERR(dispc.dpll4_m4_ck))
++ if (IS_ERR(dispc.dpll4_m4_ck)) {
+ DSSERR("Failed to get dpll4_m4_ck\n");
++ return -ENODEV;
++ }
+
+ enable_clocks(1);
+
@@ -1595,6 +1892,8 @@ index 0000000..3738cf3
+
+ _omap_dispc_initialize_irq();
+
++ dispc_save_context();
++
+ rev = dispc_read_reg(DISPC_REVISION);
+ printk(KERN_INFO "OMAP DISPC rev %d.%d\n",
+ FLD_GET(rev, 7, 4), FLD_GET(rev, 3, 0));
@@ -1870,10 +2169,10 @@ index 0000000..3738cf3
+
diff --git a/arch/arm/plat-omap/dss/display.c b/arch/arm/plat-omap/dss/display.c
new file mode 100644
-index 0000000..4d7238f
+index 0000000..b7f7aff
--- /dev/null
+++ b/arch/arm/plat-omap/dss/display.c
-@@ -0,0 +1,775 @@
+@@ -0,0 +1,765 @@
+/*
+ * linux/arch/arm/plat-omap/dss/display.c
+ *
@@ -1917,26 +2216,11 @@ index 0000000..4d7238f
+static ssize_t show_clk(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
-+ struct clk *clocks[5];
-+ int i;
+ ssize_t l, size = PAGE_SIZE;
+
-+ clocks[0] = get_dss_ick();
-+ clocks[1] = get_dss1_fck();
-+ clocks[2] = get_dss2_fck();
-+ clocks[3] = get_tv_fck();
-+ clocks[4] = get_96m_fck();
-+
+ l = 0;
+
-+ l += snprintf(buf + l, size - l, "- dss -\n");
-+
-+ for (i = 0; i < 5; i++) {
-+ l += snprintf(buf + l, size - l, "%-15s\t%lu\t%d\n",
-+ clocks[i]->name,
-+ clk_get_rate(clocks[i]),
-+ clk_get_usecount(clocks[i]));
-+ }
++ l += dss_print_clocks(buf + l, size - l);
+
+ l += dispc_print_clocks(buf + l, size - l);
+#ifdef CONFIG_OMAP2_DSS_DSI
@@ -2218,7 +2502,7 @@ index 0000000..4d7238f
+static int omap_dss_mgr_apply(struct omap_overlay_manager *mgr)
+{
+ int i;
-+ int r;
++ int r = 0;
+
+ DSSDBG("omap_dss_mgr_apply(%s)\n", mgr->name);
+
@@ -2236,6 +2520,8 @@ index 0000000..4d7238f
+ return 0;
+ }
+
++ dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1);
++
+ for (i = 0; i < mgr->num_overlays; i++) {
+ int ilace = 0;
+ int outw, outh;
@@ -2282,7 +2568,7 @@ index 0000000..4d7238f
+
+ if (r) {
+ DSSERR("dispc_setup_plane failed\n");
-+ return r;
++ goto exit;
+ }
+
+ dispc_enable_plane(ovl->id, 1);
@@ -2290,7 +2576,10 @@ index 0000000..4d7238f
+
+ dispc_go(mgr->id);
+
-+ return 0;
++exit:
++ dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1);
++
++ return r;
+}
+
+static struct omap_overlay dispc_overlays[] = {
@@ -2651,10 +2940,10 @@ index 0000000..4d7238f
+EXPORT_SYMBOL(omap_dss_unregister_panel);
diff --git a/arch/arm/plat-omap/dss/dpi.c b/arch/arm/plat-omap/dss/dpi.c
new file mode 100644
-index 0000000..2261288
+index 0000000..e3ad44e
--- /dev/null
+++ b/arch/arm/plat-omap/dss/dpi.c
-@@ -0,0 +1,323 @@
+@@ -0,0 +1,320 @@
+/*
+ * linux/arch/arm/plat-omap/dss/dpi.c
+ *
@@ -2688,8 +2977,6 @@ index 0000000..2261288
+
+
+static struct {
-+ struct clk *dss_ick;
-+ struct clk *dss1_fck;
+ int update_enabled;
+} dpi;
+
@@ -2790,11 +3077,13 @@ index 0000000..2261288
+ if (r)
+ return r;
+
-+ clk_enable(dpi.dss_ick);
-+ clk_enable(dpi.dss1_fck);
++ dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1);
+
+#ifdef CONFIG_OMAP2_DSS_USE_DSI_PLL
-+ dsi_pll_init(0, 1);
++ dss_clk_enable(DSS_CLK_FCK2);
++ r = dsi_pll_init(0, 1);
++ if (r)
++ return r;
+#endif
+ is_tft = (display->panel->config & OMAP_DSS_LCD_TFT) != 0;
+
@@ -2830,10 +3119,10 @@ index 0000000..2261288
+#ifdef CONFIG_OMAP2_DSS_USE_DSI_PLL
+ dss_select_clk_source(0, 0);
+ dsi_pll_uninit();
++ dss_clk_disable(DSS_CLK_FCK2);
+#endif
+
-+ clk_disable(dpi.dss_ick);
-+ clk_disable(dpi.dss1_fck);
++ dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1);
+
+ display->state = OMAP_DSS_DISPLAY_DISABLED;
+}
@@ -2848,8 +3137,7 @@ index 0000000..2261288
+
+ dispc_enable_lcd_out(0);
+
-+ clk_disable(dpi.dss_ick);
-+ clk_disable(dpi.dss1_fck);
++ dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1);
+
+ display->state = OMAP_DSS_DISPLAY_SUSPENDED;
+
@@ -2863,8 +3151,7 @@ index 0000000..2261288
+
+ dispc_enable_lcd_out(1);
+
-+ clk_enable(dpi.dss_ick);
-+ clk_enable(dpi.dss1_fck);
++ dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1);
+
+ if (display->panel->resume)
+ display->panel->resume(display);
@@ -2906,6 +3193,8 @@ index 0000000..2261288
+ return -EINVAL;
+ }
+
++ if (timings->pixel_clock == 0)
++ return -EINVAL;
+
+ is_tft = (display->panel->config & OMAP_DSS_LCD_TFT) != 0;
+
@@ -2968,9 +3257,6 @@ index 0000000..2261288
+
+int dpi_init(void)
+{
-+ dpi.dss_ick = get_dss_ick();
-+ dpi.dss1_fck = get_dss1_fck();
-+
+ return 0;
+}
+
@@ -2980,10 +3266,10 @@ index 0000000..2261288
+
diff --git a/arch/arm/plat-omap/dss/dsi.c b/arch/arm/plat-omap/dss/dsi.c
new file mode 100644
-index 0000000..9f31ac3
+index 0000000..7f7db32
--- /dev/null
+++ b/arch/arm/plat-omap/dss/dsi.c
-@@ -0,0 +1,3020 @@
+@@ -0,0 +1,3135 @@
+/*
+ * linux/arch/arm/plat-omap/dss/dsi.c
+ *
@@ -3017,6 +3303,7 @@ index 0000000..9f31ac3
+
+#include <mach/board.h>
+#include <mach/display.h>
++#include <mach/clock.h>
+
+#include "dss.h"
+
@@ -3030,6 +3317,7 @@ index 0000000..9f31ac3
+
+#define DSI_REG(idx) ((const struct dsi_reg) { idx })
+
++#define DSI_SZ_REGS SZ_1K
+/* DSI Protocol Engine */
+
+#define DSI_REVISION DSI_REG(0x0000)
@@ -3068,10 +3356,10 @@ index 0000000..9f31ac3
+
+/* DSIPHY_SCP */
+
-+#define DSIPHY_CFG0 DSI_REG(0x200 + 0x0000)
-+#define DSIPHY_CFG1 DSI_REG(0x200 + 0x0004)
-+#define DSIPHY_CFG2 DSI_REG(0x200 + 0x0008)
-+#define DSIPHY_CFG5 DSI_REG(0x200 + 0x0014)
++#define DSI_DSIPHY_CFG0 DSI_REG(0x200 + 0x0000)
++#define DSI_DSIPHY_CFG1 DSI_REG(0x200 + 0x0004)
++#define DSI_DSIPHY_CFG2 DSI_REG(0x200 + 0x0008)
++#define DSI_DSIPHY_CFG5 DSI_REG(0x200 + 0x0014)
+
+/* DSI_PLL_CTRL_SCP */
+
@@ -3178,15 +3466,13 @@ index 0000000..9f31ac3
+{
+ void __iomem *base;
+
-+ struct clk *dss_ick;
-+ struct clk *dss1_fck;
-+ struct clk *dss2_fck;
-+
+ unsigned long dsi1_pll_fclk; /* Hz */
+ unsigned long dsi2_pll_fclk; /* Hz */
+ unsigned long dsiphy; /* Hz */
+ unsigned long ddr_clk; /* Hz */
+
++ u32 ctx[DSI_SZ_REGS / sizeof(u32)];
++
+ struct {
+ enum fifo_size fifo_size;
+ int dest_per; /* destination peripheral 0-3 */
@@ -3194,15 +3480,18 @@ index 0000000..9f31ac3
+
+ struct mutex lock;
+
++ unsigned pll_locked;
++
+ struct completion bta_completion;
+
+ spinlock_t update_lock;
+ int update_ongoing;
+ int update_syncers;
+ struct completion update_completion;
-+ struct work_struct framedone_work;
++ struct delayed_work framedone_work;
+
-+ enum omap_dss_update_mode update_mode;
++ enum omap_dss_update_mode user_update_mode; /* what the user wants */
++ enum omap_dss_update_mode update_mode; /* current mode */
+ int use_te;
+ int framedone_scheduled; /* helps to catch strange framedone bugs */
+
@@ -3218,7 +3507,6 @@ index 0000000..9f31ac3
+#endif
+} dsi;
+
-+
+static inline void dsi_write_reg(const struct dsi_reg idx, u32 val)
+{
+ __raw_writel(val, dsi.base + idx.idx);
@@ -3229,10 +3517,113 @@ index 0000000..9f31ac3
+ return __raw_readl(dsi.base + idx.idx);
+}
+
++
++#define SR(reg) \
++ dsi.ctx[(DSI_##reg).idx / sizeof(u32)] = dsi_read_reg(DSI_##reg)
++#define RR(reg) \
++ dsi_write_reg(DSI_##reg, dsi.ctx[(DSI_##reg).idx / sizeof(u32)])
++
++void dsi_save_context(void)
++{
++ SR(SYSCONFIG);
++ SR(IRQENABLE);
++ SR(CTRL);
++ SR(COMPLEXIO_CFG1);
++ SR(COMPLEXIO_IRQ_ENABLE);
++ SR(CLK_CTRL);
++ SR(TIMING1);
++ SR(TIMING2);
++ SR(VM_TIMING1);
++ SR(VM_TIMING2);
++ SR(VM_TIMING3);
++ SR(CLK_TIMING);
++ SR(TX_FIFO_VC_SIZE);
++ SR(RX_FIFO_VC_SIZE);
++ SR(COMPLEXIO_CFG2);
++ SR(VM_TIMING4);
++ SR(VM_TIMING5);
++ SR(VM_TIMING6);
++ SR(VM_TIMING7);
++ SR(STOPCLK_TIMING);
++
++ SR(VC_CTRL(0));
++ SR(VC_TE(0));
++ SR(VC_IRQENABLE(0));
++
++ SR(VC_CTRL(1));
++ SR(VC_TE(1));
++ SR(VC_IRQENABLE(1));
++
++ SR(VC_CTRL(2));
++ SR(VC_TE(2));
++ SR(VC_IRQENABLE(2));
++
++ SR(VC_CTRL(3));
++ SR(VC_TE(3));
++ SR(VC_IRQENABLE(3));
++
++ SR(DSIPHY_CFG0);
++ SR(DSIPHY_CFG1);
++ SR(DSIPHY_CFG2);
++ SR(DSIPHY_CFG5);
++
++ SR(PLL_CONTROL);
++ SR(PLL_CONFIGURATION1);
++ SR(PLL_CONFIGURATION2);
++}
++
++void dsi_restore_context(void)
++{
++ RR(SYSCONFIG);
++ RR(IRQENABLE);
++ RR(CTRL);
++ RR(COMPLEXIO_CFG1);
++ RR(COMPLEXIO_IRQ_ENABLE);
++ RR(CLK_CTRL);
++ RR(TIMING1);
++ RR(TIMING2);
++ RR(VM_TIMING1);
++ RR(VM_TIMING2);
++ RR(VM_TIMING3);
++ RR(CLK_TIMING);
++ RR(TX_FIFO_VC_SIZE);
++ RR(RX_FIFO_VC_SIZE);
++ RR(COMPLEXIO_CFG2);
++ RR(VM_TIMING4);
++ RR(VM_TIMING5);
++ RR(VM_TIMING6);
++ RR(VM_TIMING7);
++ RR(STOPCLK_TIMING);
++
++ RR(VC_CTRL(0));
++ RR(VC_IRQENABLE(0));
++
++ RR(VC_CTRL(1));
++ RR(VC_IRQENABLE(1));
++
++ RR(VC_CTRL(2));
++ RR(VC_IRQENABLE(2));
++
++ RR(VC_CTRL(3));
++ RR(VC_IRQENABLE(3));
++
++ RR(DSIPHY_CFG0);
++ RR(DSIPHY_CFG1);
++ RR(DSIPHY_CFG2);
++ RR(DSIPHY_CFG5);
++
++ RR(PLL_CONTROL);
++ RR(PLL_CONFIGURATION1);
++ RR(PLL_CONFIGURATION2);
++}
++
++#undef SR
++#undef RR
++
+static inline int wait_for_bit_change(const struct dsi_reg idx, int bitnum,
+ int value)
+{
-+ int t = 1000;
++ int t = 100000;
+
+ while (REG_GET(idx, bitnum, bitnum) != value) {
+ if (--t == 0)
@@ -3500,22 +3891,24 @@ index 0000000..9f31ac3
+/* DSI func clock. this could also be DSI2_PLL_FCLK */
+static inline void enable_clocks(int enable)
+{
-+ if (enable) {
-+ clk_enable(dsi.dss_ick);
-+ clk_enable(dsi.dss1_fck);
-+ } else {
-+ clk_disable(dsi.dss1_fck);
-+ clk_disable(dsi.dss_ick);
-+ }
++ if (enable)
++ dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1);
++ else
++ dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1);
+}
+
+/* source clock for DSI PLL. this could also be PCLKFREE */
+static inline void dsi_enable_pll_clock(int enable)
+{
+ if (enable)
-+ clk_enable(dsi.dss2_fck);
++ dss_clk_enable(DSS_CLK_FCK2);
+ else
-+ clk_disable(dsi.dss2_fck);
++ dss_clk_disable(DSS_CLK_FCK2);
++
++ if (enable && dsi.pll_locked) {
++ if (wait_for_bit_change(DSI_PLL_STATUS, 1, 1) != 1)
++ DSSERR("cannot lock PLL when enabling clocks\n");
++ }
+}
+
+#if 1
@@ -3528,7 +3921,7 @@ index 0000000..9f31ac3
+ /* A dummy read using the SCP interface to any DSIPHY register is
+ * required after DSIPHY reset to complete the reset of the DSI complex
+ * I/O. */
-+ l = dsi_read_reg(DSIPHY_CFG5);
++ l = dsi_read_reg(DSI_DSIPHY_CFG5);
+
+ printk(KERN_DEBUG "DSI resets: ");
+
@@ -3538,7 +3931,7 @@ index 0000000..9f31ac3
+ l = dsi_read_reg(DSI_COMPLEXIO_CFG1);
+ printk("CIO (%d) ", FLD_GET(l, 29, 29));
+
-+ l = dsi_read_reg(DSIPHY_CFG5);
++ l = dsi_read_reg(DSI_DSIPHY_CFG5);
+ printk("PHY (%x, %d, %d, %d)\n",
+ FLD_GET(l, 28, 26),
+ FLD_GET(l, 29, 29),
@@ -3564,7 +3957,7 @@ index 0000000..9f31ac3
+ /* A dummy read using the SCP interface to any DSIPHY register is
+ * required after DSIPHY reset to complete the reset of the DSI complex
+ * I/O. */
-+ dsi_read_reg(DSIPHY_CFG5);
++ dsi_read_reg(DSI_DSIPHY_CFG5);
+
+ _dsi_print_reset_status();
+
@@ -3593,7 +3986,7 @@ index 0000000..9f31ac3
+
+ if (dss_get_dsi_clk_source() == 0) {
+ /* DSI FCLK source is DSS1_ALWON_FCK, which is dss1_fck */
-+ r = clk_get_rate(dsi.dss1_fck);
++ r = dss_clk_get_rate(DSS_CLK_FCK1);
+ } else {
+ /* DSI FCLK source is DSI2_PLL_FCLK */
+ r = dsi.dsi2_pll_fclk;
@@ -3619,7 +4012,7 @@ index 0000000..9f31ac3
+ }
+
+ if (n == (1 << 13) - 1) {
-+ DSSERR("DSI: Failed to find LP_CLK_DIVISOR\n");
++ DSSERR("Failed to find LP_CLK_DIVISOR\n");
+ return -EINVAL;
+ }
+
@@ -3650,7 +4043,7 @@ index 0000000..9f31ac3
+ while (FLD_GET(dsi_read_reg(DSI_CLK_CTRL), 29, 28) != state) {
+ udelay(1);
+ if (t++ > 1000) {
-+ DSSERR("DSI: Failed to set DSI PLL power mode to %d\n",
++ DSSERR("Failed to set DSI PLL power mode to %d\n",
+ state);
+ return -ENODEV;
+ }
@@ -3682,7 +4075,7 @@ index 0000000..9f31ac3
+ memset(&best, 0, sizeof(best));
+
+ memset(&cur, 0, sizeof(cur));
-+ cur.clkin = clk_get_rate(dsi.dss2_fck);
++ cur.clkin = dss_clk_get_rate(DSS_CLK_FCK2);
+ cur.use_dss2_fck = 1;
+ cur.highfreq = 0;
+
@@ -3789,7 +4182,7 @@ index 0000000..9f31ac3
+ memset(&cur, 0, sizeof(cur));
+ cur.use_dss2_fck = use_dss2_fck;
+ if (use_dss2_fck) {
-+ cur.clkin = clk_get_rate(dsi.dss2_fck);
++ cur.clkin = dss_clk_get_rate(DSS_CLK_FCK2);
+ cur.highfreq = 0;
+ } else {
+ cur.clkin = dispc_pclk_rate();
@@ -3861,6 +4254,7 @@ index 0000000..9f31ac3
+ DSSDBG("dsi_pll_program\n");
+
+ enable_clocks(1);
++ dsi_enable_pll_clock(1);
+
+ dsi.dsiphy = cinfo->dsiphy;
+ dsi.ddr_clk = dsi.dsiphy / 4;
@@ -3921,11 +4315,13 @@ index 0000000..9f31ac3
+ }
+
+ if (wait_for_bit_change(DSI_PLL_STATUS, 1, 1) != 1) {
-+ DSSERR("DSI: cannot lock PLL\n");
++ DSSERR("cannot lock PLL\n");
+ r = -EIO;
+ goto err;
+ }
+
++ dsi.pll_locked = 1;
++
+ l = dsi_read_reg(DSI_PLL_CONFIGURATION2);
+ l = FLD_MOD(l, 0, 0, 0); /* DSI_PLL_IDLE */
+ l = FLD_MOD(l, 0, 5, 5); /* DSI_PLL_PLLLPMODE */
@@ -3946,6 +4342,7 @@ index 0000000..9f31ac3
+ DSSDBG("PLL config done\n");
+err:
+ enable_clocks(0);
++ dsi_enable_pll_clock(0);
+
+ return r;
+}
@@ -3967,14 +4364,16 @@ index 0000000..9f31ac3
+ return r;
+
+ r = dispc_set_clock_div(&cinfo);
-+ if (r)
++ if (r) {
++ DSSERR("Failed to set basic clocks\n");
+ return r;
++ }
+
+ /* PLL does not come out of reset without this... */
+ dispc_pck_free_enable(1);
+
+ if (wait_for_bit_change(DSI_PLL_STATUS, 0, 1) != 1) {
-+ DSSERR("DSI: PLL not coming out of reset.\n");
++ DSSERR("PLL not coming out of reset.\n");
+ r = -ENODEV;
+ goto err;
+ }
@@ -3998,6 +4397,7 @@ index 0000000..9f31ac3
+ goto err;
+
+ enable_clocks(0);
++ dsi_enable_pll_clock(0);
+
+ DSSDBG("PLL init done\n");
+
@@ -4010,8 +4410,8 @@ index 0000000..9f31ac3
+
+void dsi_pll_uninit(void)
+{
++ dsi.pll_locked = 0;
+ dsi_pll_power(DSI_PLL_POWER_OFF);
-+ dsi_enable_pll_clock(0);
+ DSSDBG("PLL uninit done\n");
+}
+
@@ -4079,7 +4479,7 @@ index 0000000..9f31ac3
+ while (FLD_GET(dsi_read_reg(DSI_COMPLEXIO_CFG1), 26, 25) != state) {
+ udelay(1);
+ if (t++ > 1000) {
-+ DSSERR("DSI: failed to set complexio power state to "
++ DSSERR("failed to set complexio power state to "
+ "%d\n", state);
+ return -ENODEV;
+ }
@@ -4181,22 +4581,22 @@ index 0000000..9f31ac3
+
+ /* program timings */
+
-+ r = dsi_read_reg(DSIPHY_CFG0);
++ r = dsi_read_reg(DSI_DSIPHY_CFG0);
+ r = FLD_MOD(r, ths_prepare, 31, 24);
+ r = FLD_MOD(r, ths_prepare_ths_zero, 23, 16);
+ r = FLD_MOD(r, ths_trail, 15, 8);
+ r = FLD_MOD(r, ths_exit, 7, 0);
-+ dsi_write_reg(DSIPHY_CFG0, r);
++ dsi_write_reg(DSI_DSIPHY_CFG0, r);
+
-+ r = dsi_read_reg(DSIPHY_CFG1);
++ r = dsi_read_reg(DSI_DSIPHY_CFG1);
+ r = FLD_MOD(r, tlpx_half, 22, 16);
+ r = FLD_MOD(r, tclk_trail, 15, 8);
+ r = FLD_MOD(r, tclk_zero, 7, 0);
-+ dsi_write_reg(DSIPHY_CFG1, r);
++ dsi_write_reg(DSI_DSIPHY_CFG1, r);
+
-+ r = dsi_read_reg(DSIPHY_CFG2);
++ r = dsi_read_reg(DSI_DSIPHY_CFG2);
+ r = FLD_MOD(r, tclk_prepare, 7, 0);
-+ dsi_write_reg(DSIPHY_CFG2, r);
++ dsi_write_reg(DSI_DSIPHY_CFG2, r);
+}
+
+
@@ -4209,8 +4609,8 @@ index 0000000..9f31ac3
+ /* CIO_CLK_ICG, enable L3 clk to CIO */
+ REG_FLD_MOD(DSI_CLK_CTRL, 1, 14, 14);
+
-+ if (wait_for_bit_change(DSIPHY_CFG5, 30, 1) != 1) {
-+ DSSERR("DSI: ComplexIO PHY not coming out of reset.\n");
++ if (wait_for_bit_change(DSI_DSIPHY_CFG5, 30, 1) != 1) {
++ DSSERR("ComplexIO PHY not coming out of reset.\n");
+ r = -ENODEV;
+ goto err;
+ }
@@ -4223,13 +4623,13 @@ index 0000000..9f31ac3
+ goto err;
+
+ if (wait_for_bit_change(DSI_COMPLEXIO_CFG1, 29, 1) != 1) {
-+ DSSERR("DSI: ComplexIO not coming out of reset.\n");
++ DSSERR("ComplexIO not coming out of reset.\n");
+ r = -ENODEV;
+ goto err;
+ }
+
+ if (wait_for_bit_change(DSI_COMPLEXIO_CFG1, 21, 1) != 1) {
-+ DSSERR("DSI: ComplexIO LDO power down.\n");
++ DSSERR("ComplexIO LDO power down.\n");
+ r = -ENODEV;
+ goto err;
+ }
@@ -4283,7 +4683,7 @@ index 0000000..9f31ac3
+ int size = dsi.vc[i].fifo_size;
+
+ if (add + size > 4) {
-+ DSSERR("DSI: Illegal FIFO configuration\n");
++ DSSERR("Illegal FIFO configuration\n");
+ BUG();
+ }
+
@@ -4313,7 +4713,7 @@ index 0000000..9f31ac3
+ int size = dsi.vc[i].fifo_size;
+
+ if (add + size > 4) {
-+ DSSERR("DSI: Illegal FIFO configuration\n");
++ DSSERR("Illegal FIFO configuration\n");
+ BUG();
+ }
+
@@ -4576,7 +4976,7 @@ index 0000000..9f31ac3
+
+ /* len + header */
+ if (dsi.vc[channel].fifo_size * 32 * 4 < len + 4) {
-+ DSSERR("DSI: unable to send long packet: packet too long.\n");
++ DSSERR("unable to send long packet: packet too long.\n");
+ return -EINVAL;
+ }
+
@@ -4991,16 +5391,16 @@ index 0000000..9f31ac3
+ int ddr_clk_pre, ddr_clk_post;
+ u32 r;
+
-+ r = dsi_read_reg(DSIPHY_CFG1);
++ r = dsi_read_reg(DSI_DSIPHY_CFG1);
+ tlpx_half = FLD_GET(r, 22, 16);
+ tclk_trail = FLD_GET(r, 15, 8);
+ tclk_zero = FLD_GET(r, 7, 0);
+
-+ r = dsi_read_reg(DSIPHY_CFG2);
++ r = dsi_read_reg(DSI_DSIPHY_CFG2);
+ tclk_prepare = FLD_GET(r, 7, 0);
+
+ /* min 8*UI */
-+ tclk_pre = 4;
++ tclk_pre = 20;
+ /* min 60ns + 52*UI */
+ tclk_post = ns2ddr(60) + 26;
+
@@ -5070,6 +5470,7 @@ index 0000000..9f31ac3
+ return -EINVAL;
+
+ enable_clocks(1);
++ dsi_enable_pll_clock(1);
+
+ scr_width = ovl->info.screen_width;
+ data = ovl->info.vaddr;
@@ -5186,6 +5587,7 @@ index 0000000..9f31ac3
+ end_measuring("L4");
+
+ enable_clocks(0);
++ dsi_enable_pll_clock(0);
+
+ return 0;
+}
@@ -5284,7 +5686,7 @@ index 0000000..9f31ac3
+}
+#endif
+
-+static int dsi_wait_for_framedone(void)
++static int dsi_wait_for_framedone(int stop_update)
+{
+ unsigned long flags;
+
@@ -5292,6 +5694,8 @@ index 0000000..9f31ac3
+ if (dsi.update_ongoing) {
+ long wait = msecs_to_jiffies(1000);
+ dsi.update_syncers++;
++ if (stop_update)
++ dsi.update_mode = OMAP_DSS_UPDATE_DISABLED;
+ spin_unlock_irqrestore(&dsi.update_lock, flags);
+ wait = wait_for_completion_timeout(&dsi.update_completion,
+ wait);
@@ -5343,10 +5747,12 @@ index 0000000..9f31ac3
+ w = dsi.update_region.w;
+ h = dsi.update_region.h;
+
-+ DSSDBG("dsi_update_screen_dispc(%d,%d %dx%d)\n",
-+ x, y, w, h);
++ if (dsi.user_update_mode != OMAP_DSS_UPDATE_AUTO)
++ DSSDBG("dsi_update_screen_dispc(%d,%d %dx%d)\n",
++ x, y, w, h);
+
+ enable_clocks(1);
++ dsi_enable_pll_clock(1);
+
+ /* TODO: one packet could be longer, I think? Max is the line buffer */
+ line_packet_len = w * bytespp + 1; /* 1 byte for DCS cmd */
@@ -5390,7 +5796,13 @@ index 0000000..9f31ac3
+ * is sending the data. Thus we have to wait until we can do a new
+ * transfer or turn the clocks off. We do that in a separate work
+ * func. */
-+ schedule_work(&dsi.framedone_work);
++ /* XXX When using auto update and delay value 0, the kernel seems to be
++ * very relaxed about when to call our callback. It may take a second.
++ * Thus we use a delay of 1 */
++ if (dsi.update_mode == OMAP_DSS_UPDATE_AUTO)
++ schedule_delayed_work(&dsi.framedone_work, 1);
++ else
++ schedule_delayed_work(&dsi.framedone_work, 0);
+}
+
+static void framedone_worker(struct work_struct *work)
@@ -5432,7 +5844,8 @@ index 0000000..9f31ac3
+
+ end_measuring("DISPC");
+
-+ DSSDBG("FRAMEDONE\n");
++ if (dsi.user_update_mode != OMAP_DSS_UPDATE_AUTO)
++ DSSDBG("FRAMEDONE\n");
+
+#if 0
+ if (l)
@@ -5442,26 +5855,29 @@ index 0000000..9f31ac3
+ DSSWARN("FRAMEDONE irq too early, %d bytes, %d loops\n", l, i);
+#endif
+
-+ spin_lock_irqsave(&dsi.update_lock, flags);
-+ dsi.update_ongoing = 0;
-+ while (dsi.update_syncers > 0) {
-+ complete(&dsi.update_completion);
-+ --dsi.update_syncers;
-+ }
-+ spin_unlock_irqrestore(&dsi.update_lock, flags);
-+
+#ifdef CONFIG_OMAP2_DSS_FAKE_VSYNC
+ dispc_fake_vsync_irq();
+#endif
+ enable_clocks(0);
++ dsi_enable_pll_clock(0);
+
+ dsi.framedone_scheduled = 0;
+
++ spin_lock_irqsave(&dsi.update_lock, flags);
++
++ if (dsi.update_mode != OMAP_DSS_UPDATE_AUTO)
++ dsi.update_ongoing = 0;
++
++ while (dsi.update_syncers > 0) {
++ complete(&dsi.update_completion);
++ --dsi.update_syncers;
++ }
++
+ if (dsi.update_mode == OMAP_DSS_UPDATE_AUTO) {
-+ spin_lock_irqsave(&dsi.update_lock, flags);
-+ dsi.update_ongoing = 1;
+ spin_unlock_irqrestore(&dsi.update_lock, flags);
+ dsi_update_screen_dispc(dsi.update_region.display);
++ } else {
++ spin_unlock_irqrestore(&dsi.update_lock, flags);
+ }
+}
+
@@ -5480,6 +5896,7 @@ index 0000000..9f31ac3
+ dsi.update_region.bytespp = bytespp;
+
+ enable_clocks(1);
++ dsi_enable_pll_clock(1);
+
+ dispc_set_lcd_size(display->x_res, display->y_res);
+
@@ -5491,14 +5908,12 @@ index 0000000..9f31ac3
+
+static void dsi_stop_auto_update(void)
+{
-+ dsi.update_mode = OMAP_DSS_UPDATE_DISABLED;
-+
+ DSSDBG("waiting for display to finish.\n");
-+ dsi_wait_for_framedone();
++ dsi_wait_for_framedone(1);
+ DSSDBG("done waiting\n");
-+ enable_clocks(0);
+
-+ dsi.update_mode = OMAP_DSS_UPDATE_MANUAL;
++ enable_clocks(0);
++ dsi_enable_pll_clock(0);
+}
+
+static int dsi_set_update_mode(struct omap_display *display,
@@ -5510,7 +5925,7 @@ index 0000000..9f31ac3
+ if (dsi.update_mode == OMAP_DSS_UPDATE_AUTO)
+ dsi_stop_auto_update();
+ else if (dsi.update_mode == OMAP_DSS_UPDATE_MANUAL)
-+ dsi_wait_for_framedone();
++ dsi_wait_for_framedone(0);
+
+ dsi.update_mode = mode;
+
@@ -5538,6 +5953,7 @@ index 0000000..9f31ac3
+ }
+
+ enable_clocks(1);
++ dsi_enable_pll_clock(1);
+
+ r = omap_dispc_register_isr(framedone_callback, NULL,
+ DISPC_IRQ_FRAMEDONE);
@@ -5631,10 +6047,10 @@ index 0000000..9f31ac3
+
+ display->state = OMAP_DSS_DISPLAY_ACTIVE;
+
-+ if (dsi.update_mode == OMAP_DSS_UPDATE_AUTO)
-+ dsi_start_auto_update(display);
++ dsi_set_update_mode(display, dsi.user_update_mode);
+
+ enable_clocks(0);
++ dsi_enable_pll_clock(0);
+ mutex_unlock(&dsi.lock);
+
+ return 0;
@@ -5654,6 +6070,7 @@ index 0000000..9f31ac3
+ omap_dispc_unregister_isr(framedone_callback);
+err1:
+ enable_clocks(0);
++ dsi_enable_pll_clock(0);
+err0:
+ mutex_unlock(&dsi.lock);
+ DSSDBG("dsi_display_enable FAILED\n");
@@ -5670,11 +6087,9 @@ index 0000000..9f31ac3
+ goto end;
+
+ enable_clocks(1);
++ dsi_enable_pll_clock(1);
+
-+ if (dsi.update_mode == OMAP_DSS_UPDATE_AUTO)
-+ dsi_stop_auto_update();
-+ else if (dsi.update_mode == OMAP_DSS_UPDATE_MANUAL)
-+ dsi_wait_for_framedone();
++ dsi_set_update_mode(display, OMAP_DSS_UPDATE_DISABLED);
+
+ display->state = OMAP_DSS_DISPLAY_DISABLED;
+
@@ -5689,7 +6104,7 @@ index 0000000..9f31ac3
+ dsi_pll_uninit();
+
+ enable_clocks(0);
-+
++ dsi_enable_pll_clock(0);
+end:
+ mutex_unlock(&dsi.lock);
+}
@@ -5797,7 +6212,7 @@ index 0000000..9f31ac3
+ if (dsi.update_mode != OMAP_DSS_UPDATE_MANUAL)
+ goto end;
+
-+ r = dsi_wait_for_framedone();
++ r = dsi_wait_for_framedone(0);
+
+end:
+ mutex_unlock(&dsi.lock);
@@ -5814,6 +6229,7 @@ index 0000000..9f31ac3
+ mutex_lock(&dsi.lock);
+
+ r = dsi_set_update_mode(display, mode);
++ dsi.user_update_mode = mode;
+
+ mutex_unlock(&dsi.lock);
+
@@ -5823,26 +6239,19 @@ index 0000000..9f31ac3
+static enum omap_dss_update_mode dsi_display_get_update_mode(
+ struct omap_display *display)
+{
-+ return dsi.update_mode;
++ return dsi.user_update_mode;
+}
+
+static int dsi_display_enable_te(struct omap_display *display, int enable)
+{
-+ enum omap_dss_update_mode mode;
-+
+ DSSDBG("dsi_display_enable_te\n");
+
+ mutex_lock(&dsi.lock);
+
+ enable_clocks(1);
++ dsi_enable_pll_clock(1);
+
-+ mode = dsi.update_mode;
-+
-+ /* XXX perhaps suspend or something would be better here */
-+ if (dsi.update_mode == OMAP_DSS_UPDATE_AUTO)
-+ dsi_stop_auto_update();
-+ else if (dsi.update_mode == OMAP_DSS_UPDATE_MANUAL)
-+ dsi_wait_for_framedone();
++ dsi_set_update_mode(display, OMAP_DSS_UPDATE_DISABLED);
+
+ dsi.use_te = enable;
+ display->ctrl->enable_te(display, enable);
@@ -5855,9 +6264,10 @@ index 0000000..9f31ac3
+ }
+
+ /* restore the old update mode */
-+ dsi_set_update_mode(display, mode);
++ dsi_set_update_mode(display, dsi.user_update_mode);
+
+ enable_clocks(0);
++ dsi_enable_pll_clock(0);
+
+ mutex_unlock(&dsi.lock);
+
@@ -5871,7 +6281,6 @@ index 0000000..9f31ac3
+
+static int dsi_display_run_test(struct omap_display *display, int test_num)
+{
-+ enum omap_dss_update_mode mode;
+ int r = 0;
+
+ DSSDBG("dsi_display_run_test %d\n", test_num);
@@ -5879,14 +6288,9 @@ index 0000000..9f31ac3
+ mutex_lock(&dsi.lock);
+
+ enable_clocks(1);
++ dsi_enable_pll_clock(1);
+
-+ mode = dsi.update_mode;
-+
-+ /* XXX perhaps suspend or something would be better here */
-+ if (dsi.update_mode == OMAP_DSS_UPDATE_AUTO)
-+ dsi_stop_auto_update();
-+ else if (dsi.update_mode == OMAP_DSS_UPDATE_MANUAL)
-+ dsi_wait_for_framedone();
++ dsi_set_update_mode(display, OMAP_DSS_UPDATE_DISABLED);
+
+ /* run test first in low speed mode */
+ dsi_vc_enable_hs(0, 0);
@@ -5919,9 +6323,10 @@ index 0000000..9f31ac3
+ dsi_vc_enable_hs(0, 1);
+
+ /* restore the old update mode */
-+ dsi_set_update_mode(display, mode);
++ dsi_set_update_mode(display, dsi.user_update_mode);
+
+ enable_clocks(0);
++ dsi_enable_pll_clock(0);
+
+ mutex_unlock(&dsi.lock);
+
@@ -5953,7 +6358,7 @@ index 0000000..9f31ac3
+ u32 rev;
+
+ init_completion(&dsi.bta_completion);
-+ INIT_WORK(&dsi.framedone_work, framedone_worker);
++ INIT_DELAYED_WORK(&dsi.framedone_work, framedone_worker);
+
+ init_completion(&dsi.update_completion);
+ spin_lock_init(&dsi.update_lock);
@@ -5962,16 +6367,12 @@ index 0000000..9f31ac3
+
+ mutex_init(&dsi.lock);
+
-+ dsi.base = ioremap(DSI_BASE, SZ_1K);
++ dsi.base = ioremap(DSI_BASE, DSI_SZ_REGS);
+ if (!dsi.base) {
+ DSSERR("can't ioremap DSI\n");
+ return -ENOMEM;
+ }
+
-+ dsi.dss_ick = get_dss_ick();
-+ dsi.dss1_fck = get_dss1_fck();
-+ dsi.dss2_fck = get_dss2_fck();
-+
+ enable_clocks(1);
+
+ /* Autoidle */
@@ -6006,10 +6407,10 @@ index 0000000..9f31ac3
+
diff --git a/arch/arm/plat-omap/dss/dss.c b/arch/arm/plat-omap/dss/dss.c
new file mode 100644
-index 0000000..8450ddd
+index 0000000..e585fcd
--- /dev/null
+++ b/arch/arm/plat-omap/dss/dss.c
-@@ -0,0 +1,554 @@
+@@ -0,0 +1,784 @@
+/*
+ * linux/arch/arm/plat-omap/dss/dss.c
+ *
@@ -6049,6 +6450,8 @@ index 0000000..8450ddd
+
+#define DSS_BASE 0x48050000
+
++#define DSS_SZ_REGS SZ_512
++
+struct dss_reg {
+ u16 idx;
+};
@@ -6064,6 +6467,9 @@ index 0000000..8450ddd
+#define DSS_PLL_CONTROL DSS_REG(0x0048)
+#define DSS_SDI_STATUS DSS_REG(0x005C)
+
++#define REG_GET(idx, start, end) \
++ FLD_GET(dss_read_reg(idx), start, end)
++
+#define REG_FLD_MOD(idx, val, start, end) \
+ dss_write_reg(idx, FLD_MOD(dss_read_reg(idx), val, start, end))
+
@@ -6075,8 +6481,34 @@ index 0000000..8450ddd
+ struct clk *dss2_fck;
+ struct clk *dss_54m_fck;
+ struct clk *dss_96m_fck;
++
++ unsigned num_clks_enabled;
++ struct platform_device *pdev;
++ unsigned ctx_id;
++ u32 ctx[DSS_SZ_REGS / sizeof(u32)];
+} dss;
+
++/* PM TESTING */
++#if 1
++static unsigned last_tr_id;
++
++unsigned get_last_off_on_transaction_id(struct device *dev)
++{
++ return last_tr_id;
++}
++
++void inc_last_off_on_transaction_id(void)
++{
++ last_tr_id++;
++}
++#endif
++
++static void dss_clk_enable_all_no_ctx(void);
++static void dss_clk_disable_all_no_ctx(void);
++static void dss_clk_enable_no_ctx(enum dss_clock clks);
++static void dss_clk_disable_no_ctx(enum dss_clock clks);
++static int _omap_dss_wait_reset(void);
++
+static inline void dss_write_reg(const struct dss_reg idx, u32 val)
+{
+ __raw_writel(val, dss.base + idx.idx);
@@ -6087,6 +6519,70 @@ index 0000000..8450ddd
+ return __raw_readl(dss.base + idx.idx);
+}
+
++#define SR(reg) \
++ dss.ctx[(DSS_##reg).idx / sizeof(u32)] = dss_read_reg(DSS_##reg)
++#define RR(reg) \
++ dss_write_reg(DSS_##reg, dss.ctx[(DSS_##reg).idx / sizeof(u32)])
++
++static void dss_save_context(void)
++{
++ SR(SYSCONFIG);
++ SR(CONTROL);
++ SR(SDI_CONTROL);
++ SR(PLL_CONTROL);
++}
++
++static void dss_restore_context(void)
++{
++ RR(SYSCONFIG);
++ RR(CONTROL);
++ RR(SDI_CONTROL);
++ RR(PLL_CONTROL);
++}
++
++#undef SR
++#undef RR
++
++unsigned get_last_off_on_transaction_id(struct device *dev);
++
++unsigned dss_get_id(void)
++{
++ return get_last_off_on_transaction_id(&dss.pdev->dev);
++}
++
++static void save_all_ctx(void)
++{
++ //printk("save context\n");
++
++ dss_clk_enable_no_ctx(DSS_CLK_ICK | DSS_CLK_FCK1);
++
++ dss_save_context();
++ dispc_save_context();
++#ifdef CONFIG_OMAP2_DSS_DSI
++ dsi_save_context();
++#endif
++
++ dss_clk_disable_no_ctx(DSS_CLK_ICK | DSS_CLK_FCK1);
++}
++
++static void restore_all_ctx(void)
++{
++ //printk("restore context\n");
++
++ dss_clk_enable_all_no_ctx();
++
++ if (_omap_dss_wait_reset())
++ DSSERR("DSS not coming out of reset after sleep\n");
++
++ dss_restore_context();
++ dispc_restore_context();
++#ifdef CONFIG_OMAP2_DSS_DSI
++ dsi_restore_context();
++#endif
++
++ dss_clk_disable_all_no_ctx();
++}
++
+void dss_sdi_init(int datapairs)
+{
+ u32 l;
@@ -6130,6 +6626,35 @@ index 0000000..8450ddd
+ ;
+}
+
++ssize_t dss_print_clocks(char *buf, ssize_t size)
++{
++ ssize_t l = 0;
++ int i;
++ struct clk *clocks[5] = {
++ dss.dss_ick,
++ dss.dss1_fck,
++ dss.dss2_fck,
++ dss.dss_54m_fck,
++ dss.dss_96m_fck
++ };
++
++ l += snprintf(buf + l, size - l, "- dss -\n");
++
++ l += snprintf(buf + l, size - l, "internal clk count\t%u\n",
++ dss.num_clks_enabled);
++
++ for (i = 0; i < 5; i++) {
++ if (!clocks[i])
++ continue;
++ l += snprintf(buf + l, size - l, "%-15s\t%lu\t%d\n",
++ clocks[i]->name,
++ clk_get_rate(clocks[i]),
++ clk_get_usecount(clocks[i]));
++ }
++
++ return l;
++}
++
+static int get_dss_clocks(void)
+{
+ const struct {
@@ -6196,49 +6721,135 @@ index 0000000..8450ddd
+ clk_put(dss.dss_ick);
+}
+
-+struct clk *get_dss_ick(void)
++unsigned long dss_clk_get_rate(enum dss_clock clk)
+{
-+ return dss.dss_ick;
++ switch (clk) {
++ case DSS_CLK_ICK:
++ return clk_get_rate(dss.dss_ick);
++ case DSS_CLK_FCK1:
++ return clk_get_rate(dss.dss1_fck);
++ case DSS_CLK_FCK2:
++ return clk_get_rate(dss.dss2_fck);
++ case DSS_CLK_54M:
++ return clk_get_rate(dss.dss_54m_fck);
++ case DSS_CLK_96M:
++ return clk_get_rate(dss.dss_96m_fck);
++ }
++
++ BUG();
++ return 0;
+}
+
-+struct clk *get_dss1_fck(void)
++static unsigned count_clk_bits(enum dss_clock clks)
+{
-+ return dss.dss1_fck;
++ unsigned num_clks = 0;
++
++ if (clks & DSS_CLK_ICK)
++ ++num_clks;
++ if (clks & DSS_CLK_FCK1)
++ ++num_clks;
++ if (clks & DSS_CLK_FCK2)
++ ++num_clks;
++ if (clks & DSS_CLK_54M)
++ ++num_clks;
++ if (clks & DSS_CLK_96M)
++ ++num_clks;
++
++ return num_clks;
+}
+
-+struct clk *get_dss2_fck(void)
++static void dss_clk_enable_no_ctx(enum dss_clock clks)
+{
-+ return dss.dss2_fck;
++ unsigned num_clks = count_clk_bits(clks);
++
++ if (clks & DSS_CLK_ICK)
++ clk_enable(dss.dss_ick);
++ if (clks & DSS_CLK_FCK1)
++ clk_enable(dss.dss1_fck);
++ if (clks & DSS_CLK_FCK2)
++ clk_enable(dss.dss2_fck);
++ if (clks & DSS_CLK_54M)
++ clk_enable(dss.dss_54m_fck);
++ if (clks & DSS_CLK_96M)
++ clk_enable(dss.dss_96m_fck);
++
++ dss.num_clks_enabled += num_clks;
+}
+
-+struct clk *get_tv_fck(void)
++void dss_clk_enable(enum dss_clock clks)
+{
-+ return dss.dss_54m_fck;
++ int id;
++
++ dss_clk_enable_no_ctx(clks);
++
++ id = dss_get_id();
++
++ if (id != dss.ctx_id) {
++ printk("old id %u, new id %u\n",
++ dss.ctx_id, id);
++ restore_all_ctx();
++ dss.ctx_id = id;
++ }
+}
+
-+struct clk *get_96m_fck(void)
++static void dss_clk_disable_no_ctx(enum dss_clock clks)
+{
-+ return dss.dss_96m_fck;
++ unsigned num_clks = count_clk_bits(clks);
++
++ if (clks & DSS_CLK_ICK)
++ clk_disable(dss.dss_ick);
++ if (clks & DSS_CLK_FCK1)
++ clk_disable(dss.dss1_fck);
++ if (clks & DSS_CLK_FCK2)
++ clk_disable(dss.dss2_fck);
++ if (clks & DSS_CLK_54M)
++ clk_disable(dss.dss_54m_fck);
++ if (clks & DSS_CLK_96M)
++ clk_disable(dss.dss_96m_fck);
++
++ dss.num_clks_enabled -= num_clks;
+}
+
-+static void enable_dss_clocks(void)
++void dss_clk_disable(enum dss_clock clks)
+{
-+ clk_enable(dss.dss_ick);
-+ clk_enable(dss.dss1_fck);
-+ clk_enable(dss.dss2_fck);
-+ clk_enable(dss.dss_54m_fck);
-+ if (dss.dss_96m_fck)
-+ clk_enable(dss.dss_96m_fck);
++ unsigned num_clks = count_clk_bits(clks);
++
++ BUG_ON(dss.num_clks_enabled < num_clks);
++
++ if (dss.num_clks_enabled == num_clks)
++ save_all_ctx();
++
++ dss_clk_disable_no_ctx(clks);
+}
+
-+static void disable_dss_clocks(void)
++static void dss_clk_enable_all_no_ctx(void)
+{
-+ clk_disable(dss.dss_ick);
-+ clk_disable(dss.dss1_fck);
-+ clk_disable(dss.dss2_fck);
-+ clk_disable(dss.dss_54m_fck);
-+ if (dss.dss_96m_fck)
-+ clk_disable(dss.dss_96m_fck);
++ enum dss_clock clks;
++
++ clks = DSS_CLK_ICK | DSS_CLK_FCK1 | DSS_CLK_FCK2 | DSS_CLK_54M;
++ if (cpu_is_omap34xx())
++ clks |= DSS_CLK_96M;
++ dss_clk_enable_no_ctx(clks);
++}
++
++static void dss_clk_disable_all_no_ctx(void)
++{
++ enum dss_clock clks;
++
++ clks = DSS_CLK_ICK | DSS_CLK_FCK1 | DSS_CLK_FCK2 | DSS_CLK_54M;
++ if (cpu_is_omap34xx())
++ clks |= DSS_CLK_96M;
++ dss_clk_disable_no_ctx(clks);
++}
++
++static void dss_clk_disable_all(void)
++{
++ enum dss_clock clks;
++
++ clks = DSS_CLK_ICK | DSS_CLK_FCK1 | DSS_CLK_FCK2 | DSS_CLK_54M;
++ if (cpu_is_omap34xx())
++ clks |= DSS_CLK_96M;
++ dss_clk_disable(clks);
+}
+
+void dss_select_clk_source(int dsi, int dispc)
@@ -6260,13 +6871,25 @@ index 0000000..8450ddd
+ return FLD_GET(dss_read_reg(DSS_CONTROL), 0, 0);
+}
+
-+static irqreturn_t dss_irq_handler(int irq, void *arg)
++static irqreturn_t dss_irq_handler_omap2(int irq, void *arg)
++{
++ //clk_enable(dss.dss_ick);
++ //clk_enable(dss.dss1_fck);
++
++ dispc_irq_handler();
++
++ //clk_disable(dss.dss1_fck);
++ //clk_disable(dss.dss_ick);
++
++ return IRQ_HANDLED;
++}
++
++static irqreturn_t dss_irq_handler_omap3(int irq, void *arg)
+{
-+#ifdef CONFIG_ARCH_OMAP3
+ u32 irqstatus;
+
-+ clk_enable(dss.dss_ick);
-+ clk_enable(dss.dss1_fck);
++ //clk_enable(dss.dss_ick); // XXX are these needed...
++ //clk_enable(dss.dss1_fck);
+
+ irqstatus = dss_read_reg(DSS_IRQSTATUS);
+
@@ -6276,34 +6899,33 @@ index 0000000..8450ddd
+ if (irqstatus & (1<<1)) /* DSI_IRQ */
+ dsi_irq_handler();
+#endif
-+#else /* OMAP2 */
-+ dispc_irq_handler();
-+#endif
+
-+ clk_disable(dss.dss1_fck);
-+ clk_disable(dss.dss_ick);
++ //clk_disable(dss.dss1_fck);
++ //clk_disable(dss.dss_ick);
+
+ return IRQ_HANDLED;
+}
+
-+
-+static int _omap_dss_reset(void)
++static int _omap_dss_wait_reset(void)
+{
-+ int timeout = 10000;
-+ int r = 0;
-+
-+ /* Soft reset */
-+ REG_FLD_MOD(DSS_SYSCONFIG, 1, 1, 1);
++ unsigned timeout = 1000;
+
-+ while (!(dss_read_reg(DSS_SYSSTATUS) & 1)) {
++ while (REG_GET(DSS_SYSSTATUS, 0, 0) == 0) {
++ udelay(1);
+ if (!--timeout) {
+ DSSERR("soft reset failed\n");
-+ r = -ENODEV;
-+ break;
++ return -ENODEV;
+ }
+ }
+
-+ return r;
++ return 0;
++}
++
++static int _omap_dss_reset(void)
++{
++ /* Soft reset */
++ REG_FLD_MOD(DSS_SYSCONFIG, 1, 1, 1);
++ return _omap_dss_wait_reset();
+}
+
+void dss_set_venc_output(enum omap_dss_venc_type type)
@@ -6331,25 +6953,19 @@ index 0000000..8450ddd
+ int r;
+ u32 rev;
+
-+ dss.base = ioremap(DSS_BASE, SZ_512);
++ dss.base = ioremap(DSS_BASE, DSS_SZ_REGS);
+ if (!dss.base) {
+ DSSERR("can't ioremap DSS\n");
+ r = -ENOMEM;
+ goto fail0;
+ }
+
-+ r = get_dss_clocks();
-+ if (r)
-+ goto fail1;
-+
-+ enable_dss_clocks();
-+
+ /* We need to wait here a bit, otherwise we sometimes start to get
+ * synclost errors. I believe we could wait for one framedone or
+ * perhaps vsync interrupt, but, because dispc is not initialized yet,
+ * we don't have access to the irq register.
+ */
-+ msleep(40);
++ msleep(400);
+
+ _omap_dss_reset();
+
@@ -6365,24 +6981,25 @@ index 0000000..8450ddd
+ REG_FLD_MOD(DSS_CONTROL, 0, 2, 2); /* venc clock mode = normal */
+#endif
+
-+ r = request_irq(INT_24XX_DSS_IRQ, dss_irq_handler,
++ r = request_irq(INT_24XX_DSS_IRQ,
++ cpu_is_omap24xx()
++ ? dss_irq_handler_omap2
++ : dss_irq_handler_omap3,
+ 0, "OMAP DSS", NULL);
+
+ if (r < 0) {
+ DSSERR("omap2 dss: request_irq failed\n");
-+ goto fail2;
++ goto fail1;
+ }
+
++ dss_save_context();
++
+ rev = dss_read_reg(DSS_REVISION);
+ printk(KERN_INFO "OMAP DSS rev %d.%d\n",
+ FLD_GET(rev, 7, 4), FLD_GET(rev, 3, 0));
+
-+ disable_dss_clocks();
+ return 0;
+
-+fail2:
-+ disable_dss_clocks();
-+ put_dss_clocks();
+fail1:
+ iounmap(dss.base);
+fail0:
@@ -6447,6 +7064,17 @@ index 0000000..8450ddd
+
+ int r;
+
++ dss.pdev = pdev;
++
++ r = get_dss_clocks();
++ if (r)
++ goto fail0;
++
++ dss_clk_enable_all_no_ctx();
++
++ dss.ctx_id = dss_get_id();
++ printk("initial id %u\n", dss.ctx_id);
++
+ r = dss_init();
+ if (r) {
+ DSSERR("Failed to initialize DSS\n");
@@ -6504,8 +7132,11 @@ index 0000000..8450ddd
+
+ initialize_overlays();
+
++ dss_clk_disable_all();
++
+ return 0;
+
++ /* XXX fail correctly */
+fail0:
+ return r;
+}
@@ -6566,10 +7197,10 @@ index 0000000..8450ddd
+
diff --git a/arch/arm/plat-omap/dss/dss.h b/arch/arm/plat-omap/dss/dss.h
new file mode 100644
-index 0000000..28929b9
+index 0000000..04abdc6
--- /dev/null
+++ b/arch/arm/plat-omap/dss/dss.h
-@@ -0,0 +1,254 @@
+@@ -0,0 +1,268 @@
+/*
+ * linux/arch/arm/plat-omap/dss/dss.h
+ *
@@ -6661,6 +7292,14 @@ index 0000000..28929b9
+ OMAP_DSS_PARALLELMODE_DSI,
+};
+
++enum dss_clock {
++ DSS_CLK_ICK = 1 << 0,
++ DSS_CLK_FCK1 = 1 << 1,
++ DSS_CLK_FCK2 = 1 << 2,
++ DSS_CLK_54M = 1 << 3,
++ DSS_CLK_96M = 1 << 4,
++};
++
+struct dispc_clock_info {
+ /* rates that we get with dividers below */
+ unsigned long fck;
@@ -6705,18 +7344,17 @@ index 0000000..28929b9
+int dss_init(void);
+void dss_exit(void);
+
++void dss_clk_enable(enum dss_clock clks);
++void dss_clk_disable(enum dss_clock clks);
++
+void dss_sdi_init(int datapairs);
+void dss_select_clk_source(int dsi, int dispc);
+int dss_get_dsi_clk_source(void);
+int dss_get_dispc_clk_source(void);
+void dss_set_venc_output(enum omap_dss_venc_type type);
+void dss_set_dac_pwrdn_bgz(int enable);
-+
-+struct clk *get_dss_ick(void);
-+struct clk *get_dss1_fck(void);
-+struct clk *get_dss2_fck(void);
-+struct clk *get_tv_fck(void);
-+struct clk *get_96m_fck(void);
++unsigned long dss_clk_get_rate(enum dss_clock clk);
++ssize_t dss_print_clocks(char *buf, ssize_t size);
+
+/* SDI */
+int sdi_init(void);
@@ -6727,6 +7365,10 @@ index 0000000..28929b9
+/* DSI */
+int dsi_init(void);
+void dsi_exit(void);
++
++void dsi_save_context(void);
++void dsi_restore_context(void);
++
+void dsi_init_display(struct omap_display *display);
+void dsi_irq_handler(void);
+unsigned long dsi_get_dsi1_pll_rate(void);
@@ -6749,6 +7391,9 @@ index 0000000..28929b9
+void dispc_irq_handler(void);
+void dispc_fake_vsync_irq(void);
+
++void dispc_save_context(void);
++void dispc_restore_context(void);
++
+void dispc_lcd_enable_signal_polarity(int act_high);
+void dispc_lcd_enable_signal(int enable);
+void dispc_pck_free_enable(int enable);
@@ -6826,10 +7471,10 @@ index 0000000..28929b9
+#endif
diff --git a/arch/arm/plat-omap/dss/rfbi.c b/arch/arm/plat-omap/dss/rfbi.c
new file mode 100644
-index 0000000..31ddd24
+index 0000000..eaf6e2c
--- /dev/null
+++ b/arch/arm/plat-omap/dss/rfbi.c
-@@ -0,0 +1,1234 @@
+@@ -0,0 +1,1225 @@
+/*
+ * linux/arch/arm/plat-omap/dss/rfbi.c
+ *
@@ -6938,9 +7583,6 @@ index 0000000..31ddd24
+static struct {
+ void __iomem *base;
+
-+ struct clk *dss_ick;
-+ struct clk *dss1_fck;
-+
+ unsigned long l4_khz;
+
+ enum omap_rfbi_datatype datatype;
@@ -6993,13 +7635,10 @@ index 0000000..31ddd24
+
+static void rfbi_enable_clocks(int enable)
+{
-+ if (enable) {
-+ clk_enable(rfbi.dss_ick);
-+ clk_enable(rfbi.dss1_fck);
-+ } else {
-+ clk_disable(rfbi.dss1_fck);
-+ clk_disable(rfbi.dss_ick);
-+ }
++ if (enable)
++ dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1);
++ else
++ dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1);
+}
+
+void omap_rfbi_write_command(const void *buf, u32 len)
@@ -7363,7 +8002,7 @@ index 0000000..31ddd24
+ };
+
+ l4_rate = rfbi.l4_khz / 1000;
-+ dss1_rate = clk_get_rate(rfbi.dss1_fck) / 1000000;
++ dss1_rate = dss_clk_get_rate(DSS_CLK_FCK1) / 1000000;
+
+ for (i = 0; i < ARRAY_SIZE(ftab); i++) {
+ /* Use a window instead of an exact match, to account
@@ -7929,14 +8568,11 @@ index 0000000..31ddd24
+ return -ENOMEM;
+ }
+
-+ rfbi.dss_ick = get_dss_ick();
-+ rfbi.dss1_fck = get_dss1_fck();
-+
+ rfbi_enable_clocks(1);
+
+ msleep(10);
+
-+ rfbi.l4_khz = clk_get_rate(rfbi.dss_ick) / 1000;
++ rfbi.l4_khz = dss_clk_get_rate(DSS_CLK_ICK) / 1000;
+
+ /* Enable autoidle and smart-idle */
+ l = rfbi_read_reg(RFBI_SYSCONFIG);
@@ -8066,10 +8702,10 @@ index 0000000..31ddd24
+}
diff --git a/arch/arm/plat-omap/dss/sdi.c b/arch/arm/plat-omap/dss/sdi.c
new file mode 100644
-index 0000000..de19d47
+index 0000000..8d5b16d
--- /dev/null
+++ b/arch/arm/plat-omap/dss/sdi.c
-@@ -0,0 +1,157 @@
+@@ -0,0 +1,150 @@
+/*
+ * linux/arch/arm/plat-omap/dss/sdi.c
+ *
@@ -8102,8 +8738,6 @@ index 0000000..de19d47
+
+
+static struct {
-+ struct clk *dss_ick;
-+ struct clk *dss1_fck;
+ int update_enabled;
+} sdi;
+
@@ -8118,8 +8752,7 @@ index 0000000..de19d47
+
+ panel->enable(display);
+
-+ clk_enable(sdi.dss_ick);
-+ clk_enable(sdi.dss1_fck);
++ dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1);
+
+ dispc_set_parallel_interface_mode(OMAP_DSS_PARALLELMODE_BYPASS);
+ dispc_set_lcd_size(display->x_res, display->y_res);
@@ -8167,8 +8800,7 @@ index 0000000..de19d47
+ display->panel->disable(display);
+ dispc_enable_lcd_out(0);
+
-+ clk_disable(sdi.dss_ick);
-+ clk_disable(sdi.dss1_fck);
++ dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1);
+}
+
+static void sdi_display_set_mode(struct omap_display *display,
@@ -8218,9 +8850,6 @@ index 0000000..de19d47
+
+int sdi_init(void)
+{
-+ sdi.dss_ick = get_dss_ick();
-+ sdi.dss1_fck = get_dss1_fck();
-+
+ return 0;
+}
+
@@ -8229,10 +8858,10 @@ index 0000000..de19d47
+}
diff --git a/arch/arm/plat-omap/dss/venc.c b/arch/arm/plat-omap/dss/venc.c
new file mode 100644
-index 0000000..2ed68b5
+index 0000000..7afb2c5
--- /dev/null
+++ b/arch/arm/plat-omap/dss/venc.c
-@@ -0,0 +1,515 @@
+@@ -0,0 +1,501 @@
+/*
+ * linux/arch/arm/plat-omap/dss/venc.c
+ *
@@ -8505,10 +9134,6 @@ index 0000000..2ed68b5
+
+static struct {
+ void __iomem *base;
-+ struct clk *dss_54m_fck;
-+ struct clk *dss_96m_fck;
-+ struct clk *dss_ick;
-+ struct clk *dss1_fck;
+ const struct venc_config *config;
+ struct mutex venc_lock;
+} venc;
@@ -8601,17 +9226,12 @@ index 0000000..2ed68b5
+
+static void venc_enable_clocks(int enable)
+{
-+ if (enable) {
-+ clk_enable(venc.dss_ick);
-+ clk_enable(venc.dss1_fck);
-+ clk_enable(venc.dss_54m_fck);
-+ clk_enable(venc.dss_96m_fck);
-+ } else {
-+ clk_disable(venc.dss_96m_fck);
-+ clk_disable(venc.dss_54m_fck);
-+ clk_disable(venc.dss1_fck);
-+ clk_disable(venc.dss_ick);
-+ }
++ if (enable)
++ dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1 | DSS_CLK_54M |
++ DSS_CLK_96M);
++ else
++ dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1 | DSS_CLK_54M |
++ DSS_CLK_96M);
+}
+
+int venc_init(void)
@@ -8635,11 +9255,6 @@ index 0000000..2ed68b5
+ return -ENOMEM;
+ }
+
-+ venc.dss_ick = get_dss_ick();
-+ venc.dss1_fck = get_dss1_fck();
-+ venc.dss_54m_fck = get_tv_fck();
-+ venc.dss_96m_fck = get_96m_fck();
-+
+ /* enable clocks */
+ venc_enable_clocks(1);
+
@@ -8750,10 +9365,10 @@ index 0000000..2ed68b5
+}
diff --git a/arch/arm/plat-omap/include/mach/display.h b/arch/arm/plat-omap/include/mach/display.h
new file mode 100644
-index 0000000..2e55fae
+index 0000000..95f5b3a
--- /dev/null
+++ b/arch/arm/plat-omap/include/mach/display.h
-@@ -0,0 +1,458 @@
+@@ -0,0 +1,463 @@
+/*
+ * linux/include/asm-arm/arch-omap/display.h
+ *
@@ -8973,6 +9588,8 @@ index 0000000..2e55fae
+ void (*panel_disable)(struct omap_display *display);
+ int (*ctrl_enable)(struct omap_display *display);
+ void (*ctrl_disable)(struct omap_display *display);
++ int (*set_backlight)(struct omap_display *display,
++ int level);
+};
+
+/* Board specific data */
@@ -8999,6 +9616,9 @@ index 0000000..2e55fae
+
+ int (*enable_te)(struct omap_display *display, int enable);
+
++ int (*rotate)(struct omap_display *display, int rotate);
++ int (*mirror)(struct omap_display *display, int enable);
++
+ int (*run_test)(struct omap_display *display, int test);
+
+ int bpp;
diff --git a/packages/linux/linux-omap/0005-DSS-OMAPFB-fb-driver-for-new-display-subsystem.patch b/packages/linux/linux-omap/0005-DSS-OMAPFB-fb-driver-for-new-display-subsystem.patch
index b9a56afcd9..b5cf7e81f8 100644
--- a/packages/linux/linux-omap/0005-DSS-OMAPFB-fb-driver-for-new-display-subsystem.patch
+++ b/packages/linux/linux-omap/0005-DSS-OMAPFB-fb-driver-for-new-display-subsystem.patch
@@ -1,22 +1,25 @@
-From 36ac3fa1184b392dc54024de6d98e4355f2baba8 Mon Sep 17 00:00:00 2001
+From ecdfbac90a49f517c7d5132e44522b089123b413 Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Date: Tue, 4 Nov 2008 15:12:21 +0200
Subject: [PATCH] DSS: OMAPFB: fb driver for new display subsystem
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
---
- arch/arm/plat-omap/fb.c | 9 +-
- arch/arm/plat-omap/include/mach/omapfb.h | 7 +
+ arch/arm/plat-omap/Makefile | 2 +-
+ arch/arm/plat-omap/fb-vram.c | 498 +++++++++++
+ arch/arm/plat-omap/fb.c | 33 +-
+ arch/arm/plat-omap/include/mach/omapfb.h | 14 +
drivers/video/Kconfig | 1 +
drivers/video/Makefile | 1 +
drivers/video/omap/Kconfig | 5 +-
- drivers/video/omap2/Kconfig | 29 +
+ drivers/video/omap2/Kconfig | 38 +
drivers/video/omap2/Makefile | 2 +
- drivers/video/omap2/omapfb-ioctl.c | 428 ++++++++++
- drivers/video/omap2/omapfb-main.c | 1276 ++++++++++++++++++++++++++++++
- drivers/video/omap2/omapfb-sysfs.c | 833 +++++++++++++++++++
- drivers/video/omap2/omapfb.h | 104 +++
- 11 files changed, 2692 insertions(+), 3 deletions(-)
+ drivers/video/omap2/omapfb-ioctl.c | 462 ++++++++++
+ drivers/video/omap2/omapfb-main.c | 1382 ++++++++++++++++++++++++++++++
+ drivers/video/omap2/omapfb-sysfs.c | 838 ++++++++++++++++++
+ drivers/video/omap2/omapfb.h | 109 +++
+ 13 files changed, 3377 insertions(+), 8 deletions(-)
+ create mode 100644 arch/arm/plat-omap/fb-vram.c
create mode 100644 drivers/video/omap2/Kconfig
create mode 100644 drivers/video/omap2/Makefile
create mode 100644 drivers/video/omap2/omapfb-ioctl.c
@@ -24,24 +27,588 @@ Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
create mode 100644 drivers/video/omap2/omapfb-sysfs.c
create mode 100644 drivers/video/omap2/omapfb.h
+diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile
+index 2740497..7d602a6 100644
+--- a/arch/arm/plat-omap/Makefile
++++ b/arch/arm/plat-omap/Makefile
+@@ -4,7 +4,7 @@
+
+ # Common support
+ obj-y := common.o sram.o clock.o devices.o dma.o mux.o gpio.o \
+- usb.o fb.o io.o
++ usb.o fb.o fb-vram.o io.o
+ obj-m :=
+ obj-n :=
+ obj- :=
+diff --git a/arch/arm/plat-omap/fb-vram.c b/arch/arm/plat-omap/fb-vram.c
+new file mode 100644
+index 0000000..de24503
+--- /dev/null
++++ b/arch/arm/plat-omap/fb-vram.c
+@@ -0,0 +1,498 @@
++/*
++ * linux/arch/arm/plat-omap/fb-vram.c
++ *
++ * Copyright (C) 2008 Nokia Corporation
++ * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
++ *
++ * Some code and ideas taken from drivers/video/omap/ driver
++ * by Imre Deak.
++ *
++ * This program is free software; you can redistribute it and/or modify it
++ * under the terms of the GNU General Public License version 2 as published by
++ * the Free Software Foundation.
++ *
++ * This program is distributed in the hope that it will be useful, but WITHOUT
++ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
++ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
++ * more details.
++ *
++ * You should have received a copy of the GNU General Public License along with
++ * this program. If not, see <http://www.gnu.org/licenses/>.
++ */
++
++//#define DEBUG
++
++#include <linux/vmalloc.h>
++#include <linux/kernel.h>
++#include <linux/mm.h>
++#include <linux/list.h>
++#include <linux/dma-mapping.h>
++#include <linux/proc_fs.h>
++#include <linux/seq_file.h>
++
++#include <mach/omapfb.h>
++
++#ifdef DEBUG
++#define DBG(format, ...) printk(KERN_DEBUG "VRAM: " format, ## __VA_ARGS__)
++#else
++#define DBG(format, ...)
++#endif
++
++#define OMAP2_SRAM_START 0x40200000
++/* Maximum size, in reality this is smaller if SRAM is partially locked. */
++#define OMAP2_SRAM_SIZE 0xa0000 /* 640k */
++
++#define REG_MAP_SIZE(_page_cnt) \
++ ((_page_cnt + (sizeof(unsigned long) * 8) - 1) / 8)
++#define REG_MAP_PTR(_rg, _page_nr) \
++ (((_rg)->map) + (_page_nr) / (sizeof(unsigned long) * 8))
++#define REG_MAP_MASK(_page_nr) \
++ (1 << ((_page_nr) & (sizeof(unsigned long) * 8 - 1)))
++
++#if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE) \
++ || defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
++
++/* postponed regions are used to temporarily store region information at boot
++ * time when we cannot yet allocate the region list */
++#define MAX_POSTPONED_REGIONS 10
++
++static int postponed_cnt __initdata;
++static struct {
++ unsigned long paddr;
++ size_t size;
++} postponed_regions[MAX_POSTPONED_REGIONS] __initdata;
++
++struct vram_alloc {
++ struct list_head list;
++ unsigned long paddr;
++ unsigned pages;
++};
++
++struct vram_region {
++ struct list_head list;
++ struct list_head alloc_list;
++ unsigned long paddr;
++ void *vaddr;
++ unsigned pages;
++ unsigned dma_alloced:1;
++};
++
++static DEFINE_MUTEX(region_mutex);
++static LIST_HEAD(region_list);
++
++static inline int region_mem_type(unsigned long paddr)
++{
++ if (paddr >= OMAP2_SRAM_START &&
++ paddr < OMAP2_SRAM_START + OMAP2_SRAM_SIZE)
++ return OMAPFB_MEMTYPE_SRAM;
++ else
++ return OMAPFB_MEMTYPE_SDRAM;
++}
++
++static struct vram_region *omap_vram_create_region(unsigned long paddr,
++ void *vaddr, unsigned pages)
++{
++ struct vram_region *rm;
++
++ rm = kzalloc(sizeof(*rm), GFP_KERNEL);
++
++ if (rm) {
++ INIT_LIST_HEAD(&rm->alloc_list);
++ rm->paddr = paddr;
++ rm->vaddr = vaddr;
++ rm->pages = pages;
++ }
++
++ return rm;
++}
++
++static void omap_vram_free_region(struct vram_region *vr)
++{
++ list_del(&vr->list);
++ kfree(vr);
++}
++
++static struct vram_alloc *omap_vram_create_allocation(struct vram_region *vr,
++ unsigned long paddr, unsigned pages)
++{
++ struct vram_alloc *va;
++ struct vram_alloc *new;
++
++ new = kzalloc(sizeof(*va), GFP_KERNEL);
++
++ if (!new)
++ return NULL;
++
++ new->paddr = paddr;
++ new->pages = pages;
++
++ list_for_each_entry(va, &vr->alloc_list, list) {
++ if (va->paddr > new->paddr)
++ break;
++ }
++
++ list_add_tail(&new->list, &va->list);
++
++ return new;
++}
++
++static void omap_vram_free_allocation(struct vram_alloc *va)
++{
++ list_del(&va->list);
++ kfree(va);
++}
++
++__init int omap_vram_add_region_postponed(unsigned long paddr, size_t size)
++{
++ if (postponed_cnt == MAX_POSTPONED_REGIONS)
++ return -ENOMEM;
++
++ postponed_regions[postponed_cnt].paddr = paddr;
++ postponed_regions[postponed_cnt].size = size;
++
++ ++postponed_cnt;
++
++ return 0;
++}
++
++/* add/remove_region can be exported if there's need to add/remove regions
++ * runtime */
++static int omap_vram_add_region(unsigned long paddr, size_t size)
++{
++ struct vram_region *rm;
++ void *vaddr;
++ unsigned pages;
++
++ DBG("adding region paddr %08lx size %d\n",
++ paddr, size);
++
++ size &= PAGE_MASK;
++ pages = size >> PAGE_SHIFT;
++
++ vaddr = ioremap_wc(paddr, size);
++ if (vaddr == NULL)
++ return -ENOMEM;
++
++ rm = omap_vram_create_region(paddr, vaddr, pages);
++ if (rm == NULL) {
++ iounmap(vaddr);
++ return -ENOMEM;
++ }
++
++ list_add(&rm->list, &region_list);
++
++ return 0;
++}
++
++#if 0
++int omap_vram_remove_region(unsigned long paddr)
++{
++ struct region *rm;
++ unsigned i;
++
++ DBG("remove region paddr %08lx\n", paddr);
++ list_for_each_entry(rm, &region_list, list)
++ if (rm->paddr != paddr)
++ continue;
++
++ if (rm->paddr != paddr)
++ return -EINVAL;
++
++ for (i = 0; i < rm->page_cnt; i++)
++ if (region_page_reserved(rm, i))
++ return -EBUSY;
++
++ iounmap(rm->vaddr);
++
++ list_del(&rm->list);
++
++ kfree(rm);
++
++ return 0;
++}
++#endif
++
++int omap_vram_free(unsigned long paddr, void *vaddr, size_t size)
++{
++ struct vram_region *rm;
++ struct vram_alloc *alloc;
++ unsigned start, end;
++
++ DBG("free mem paddr %08lx vaddr %p size %d\n",
++ paddr, vaddr, size);
++
++ size = PAGE_ALIGN(size);
++
++ mutex_lock(&region_mutex);
++
++ list_for_each_entry(rm, &region_list, list) {
++ list_for_each_entry(alloc, &rm->alloc_list, list) {
++ start = alloc->paddr;
++ end = alloc->paddr + (alloc->pages >> PAGE_SHIFT);
++
++ if (start >= paddr && end < paddr + size)
++ goto found;
++ }
++ }
++
++ mutex_unlock(&region_mutex);
++ return -EINVAL;
++
++found:
++ if (rm->dma_alloced) {
++ DBG("freeing dma-alloced\n");
++ dma_free_writecombine(NULL, size, vaddr, paddr);
++ omap_vram_free_allocation(alloc);
++ omap_vram_free_region(rm);
++ } else {
++ omap_vram_free_allocation(alloc);
++ }
++
++ mutex_unlock(&region_mutex);
++ return 0;
++}
++EXPORT_SYMBOL(omap_vram_free);
++
++#if 0
++void *omap_vram_reserve(unsigned long paddr, size_t size)
++{
++
++ struct region *rm;
++ unsigned start_page;
++ unsigned end_page;
++ unsigned i;
++ void *vaddr;
++
++ size = PAGE_ALIGN(size);
++
++ rm = region_find_region(paddr, size);
++
++ DBG("reserve mem paddr %08lx size %d\n",
++ paddr, size);
++
++ BUG_ON(rm == NULL);
++
++ start_page = (paddr - rm->paddr) >> PAGE_SHIFT;
++ end_page = start_page + (size >> PAGE_SHIFT);
++ for (i = start_page; i < end_page; i++)
++ region_reserve_page(rm, i);
++
++ vaddr = rm->vaddr + (start_page << PAGE_SHIFT);
++
++ return vaddr;
++}
++EXPORT_SYMBOL(omap_vram_reserve);
++#endif
++static void *_omap_vram_alloc(int mtype, unsigned pages, unsigned long *paddr)
++{
++ struct vram_region *rm;
++ struct vram_alloc *alloc;
++ void *vaddr;
++
++ list_for_each_entry(rm, &region_list, list) {
++ unsigned long start, end;
++
++ DBG("checking region %lx %d\n", rm->paddr, rm->pages);
++
++ if (region_mem_type(rm->paddr) != mtype)
++ continue;
++
++ start = rm->paddr;
++
++ list_for_each_entry(alloc, &rm->alloc_list, list) {
++ end = alloc->paddr;
++
++ if (end - start >= pages << PAGE_SHIFT)
++ goto found;
++
++ start = alloc->paddr + (alloc->pages << PAGE_SHIFT);
++ }
++
++ end = rm->paddr + (rm->pages << PAGE_SHIFT);
++found:
++ if (end - start < pages << PAGE_SHIFT)
++ continue;
++
++ DBG("FOUND %lx, end %lx\n", start, end);
++
++ if (omap_vram_create_allocation(rm, start, pages) == NULL)
++ return NULL;
++
++ *paddr = start;
++ vaddr = rm->vaddr + (start - rm->paddr);
++
++ return vaddr;
++ }
++
++ return NULL;
++}
++
++static void *_omap_vram_alloc_dma(unsigned pages, unsigned long *paddr)
++{
++ struct vram_region *rm;
++ void *vaddr;
++
++ vaddr = dma_alloc_writecombine(NULL, pages << PAGE_SHIFT,
++ (dma_addr_t *)paddr, GFP_KERNEL);
++
++ if (vaddr == NULL)
++ return NULL;
++
++ rm = omap_vram_create_region(*paddr, vaddr, pages);
++ if (rm == NULL) {
++ dma_free_writecombine(NULL, pages << PAGE_SHIFT, vaddr,
++ (dma_addr_t)*paddr);
++ return NULL;
++ }
++
++ rm->dma_alloced = 1;
++
++ if (omap_vram_create_allocation(rm, *paddr, pages) == NULL) {
++ dma_free_writecombine(NULL, pages << PAGE_SHIFT, vaddr,
++ (dma_addr_t)*paddr);
++ kfree(rm);
++ return NULL;
++ }
++
++ list_add(&rm->list, &region_list);
++
++ return vaddr;
++}
++
++void *omap_vram_alloc(int mtype, size_t size, unsigned long *paddr)
++{
++ void *vaddr;
++ unsigned pages;
++
++ BUG_ON(mtype > OMAPFB_MEMTYPE_MAX || !size);
++
++ DBG("alloc mem type %d size %d\n", mtype, size);
++
++ size = PAGE_ALIGN(size);
++ pages = size >> PAGE_SHIFT;
++
++ mutex_lock(&region_mutex);
++
++ vaddr = _omap_vram_alloc(mtype, pages, paddr);
++
++ if (vaddr == NULL && mtype == OMAPFB_MEMTYPE_SDRAM) {
++ DBG("fallback to dma_alloc\n");
++
++ vaddr = _omap_vram_alloc_dma(pages, paddr);
++ }
++
++ mutex_unlock(&region_mutex);
++
++ return vaddr;
++}
++EXPORT_SYMBOL(omap_vram_alloc);
++
++#ifdef CONFIG_PROC_FS
++static void *r_next(struct seq_file *m, void *v, loff_t *pos)
++{
++ struct list_head *l = v;
++
++ (*pos)++;
++
++ if (list_is_last(l, &region_list))
++ return 0;
++
++ return l->next;
++}
++
++static void *r_start(struct seq_file *m, loff_t *pos)
++{
++ loff_t p = *pos;
++ struct list_head *l = &region_list;
++
++ mutex_lock(&region_mutex);
++
++ do {
++ l = l->next;
++ if (l == &region_list)
++ return NULL;
++ } while (p--);
++
++ return l;
++}
++
++static void r_stop(struct seq_file *m, void *v)
++{
++ mutex_unlock(&region_mutex);
++}
++
++static int r_show(struct seq_file *m, void *v)
++{
++ struct vram_region *vr;
++ struct vram_alloc *va;
++ unsigned size;
++
++ vr = list_entry(v, struct vram_region, list);
++
++ size = vr->pages << PAGE_SHIFT;
++ seq_printf(m, "%08lx-%08lx v:%p-%p (%d bytes) %s\n",
++ vr->paddr, vr->paddr + size,
++ vr->vaddr, vr->vaddr + size,
++ size,
++ vr->dma_alloced ? "dma_alloc" : "");
++
++ list_for_each_entry(va, &vr->alloc_list, list) {
++ size = va->pages << PAGE_SHIFT;
++ seq_printf(m, " %08lx-%08lx (%d bytes)\n",
++ va->paddr, va->paddr + size,
++ size);
++ }
++
++
++
++ return 0;
++}
++
++static const struct seq_operations resource_op = {
++ .start = r_start,
++ .next = r_next,
++ .stop = r_stop,
++ .show = r_show,
++};
++
++static int vram_open(struct inode *inode, struct file *file)
++{
++ return seq_open(file, &resource_op);
++}
++
++static const struct file_operations proc_vram_operations = {
++ .open = vram_open,
++ .read = seq_read,
++ .llseek = seq_lseek,
++ .release = seq_release,
++};
++
++static int __init omap_vram_create_proc(void)
++{
++ proc_create("omap-vram", 0, NULL, &proc_vram_operations);
++
++ return 0;
++}
++#endif
++
++static __init int omap_vram_init(void)
++{
++ int i, r;
++
++ for (i = 0; i < postponed_cnt; i++)
++ omap_vram_add_region(postponed_regions[i].paddr,
++ postponed_regions[i].size);
++
++#ifdef CONFIG_PROC_FS
++ r = omap_vram_create_proc();
++ if (r)
++ return -ENOMEM;
++#endif
++
++ return 0;
++}
++
++arch_initcall(omap_vram_init);
++
++#endif
++
diff --git a/arch/arm/plat-omap/fb.c b/arch/arm/plat-omap/fb.c
-index 3746222..0ba1603 100644
+index 3746222..da528d0 100644
--- a/arch/arm/plat-omap/fb.c
+++ b/arch/arm/plat-omap/fb.c
-@@ -36,7 +36,8 @@
+@@ -36,7 +36,11 @@
#include <mach/sram.h>
#include <mach/omapfb.h>
-#if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE)
+#if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE) \
+ || defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
++
++static int omapfb_vram_count;
++static struct omap_fbmem_config *omapfb_vram_config;
static struct omapfb_platform_data omapfb_config;
static int config_invalid;
-@@ -298,14 +299,18 @@ unsigned long omapfb_reserve_sram(unsigned long sram_pstart,
+@@ -95,11 +99,11 @@ static int get_fbmem_region(int region_idx, struct omapfb_mem_region *rg)
+ const struct omap_fbmem_config *conf;
+ u32 paddr;
+
+- conf = omap_get_nr_config(OMAP_TAG_FBMEM,
+- struct omap_fbmem_config, region_idx);
+- if (conf == NULL)
++ if (region_idx >= omapfb_vram_count)
+ return -ENOENT;
+
++ conf = &omapfb_vram_config[region_idx];
++
+ paddr = conf->start;
+ /*
+ * Low bits encode the page allocation mode, if high bits
+@@ -209,6 +213,13 @@ void __init omapfb_reserve_sdram(void)
+ if (rg.paddr) {
+ reserve_bootmem(rg.paddr, rg.size, BOOTMEM_DEFAULT);
+ reserved += rg.size;
++ omap_vram_add_region_postponed(rg.paddr, rg.size);
++ } else {
++ void *vaddr;
++ vaddr = alloc_bootmem(rg.size);
++ rg.paddr = virt_to_phys(vaddr);
++ reserved += rg.size;
++ omap_vram_add_region_postponed(rg.paddr, rg.size);
+ }
+ omapfb_config.mem_desc.region[i] = rg;
+ configured_regions++;
+@@ -229,7 +240,7 @@ void __init omapfb_reserve_sdram(void)
+ * this point, since the driver built as a module would have problem with
+ * freeing / reallocating the regions.
+ */
+-unsigned long omapfb_reserve_sram(unsigned long sram_pstart,
++unsigned long __init omapfb_reserve_sram(unsigned long sram_pstart,
+ unsigned long sram_vstart,
+ unsigned long sram_size,
+ unsigned long pstart_avail,
+@@ -298,14 +309,24 @@ unsigned long omapfb_reserve_sram(unsigned long sram_pstart,
return reserved;
}
++void __init omapfb_set_vram_config(struct omap_fbmem_config *config, int count)
++{
++ omapfb_vram_count = count;
++ omapfb_vram_config = config;
++}
++
+#if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE)
void omapfb_set_ctrl_platform_data(void *data)
{
@@ -57,7 +624,7 @@ index 3746222..0ba1603 100644
if (config_invalid)
return 0;
-@@ -313,6 +318,7 @@ static inline int omap_init_fb(void)
+@@ -313,6 +334,7 @@ static inline int omap_init_fb(void)
printk(KERN_ERR "Invalid FB mem configuration entries\n");
return 0;
}
@@ -65,7 +632,7 @@ index 3746222..0ba1603 100644
conf = omap_get_config(OMAP_TAG_LCD, struct omap_lcd_config);
if (conf == NULL) {
if (configured_regions)
-@@ -321,6 +327,7 @@ static inline int omap_init_fb(void)
+@@ -321,6 +343,7 @@ static inline int omap_init_fb(void)
return 0;
}
omapfb_config.lcd = *conf;
@@ -74,7 +641,7 @@ index 3746222..0ba1603 100644
return platform_device_register(&omap_fb_device);
}
diff --git a/arch/arm/plat-omap/include/mach/omapfb.h b/arch/arm/plat-omap/include/mach/omapfb.h
-index 90d63c5..1e34304 100644
+index 90d63c5..277e3cf 100644
--- a/arch/arm/plat-omap/include/mach/omapfb.h
+++ b/arch/arm/plat-omap/include/mach/omapfb.h
@@ -90,6 +90,13 @@ enum omapfb_color_format {
@@ -91,6 +658,20 @@ index 90d63c5..1e34304 100644
};
struct omapfb_update_window {
+@@ -392,6 +399,13 @@ extern int omapfb_update_window_async(struct fb_info *fbi,
+
+ /* in arch/arm/plat-omap/fb.c */
+ extern void omapfb_set_ctrl_platform_data(void *pdata);
++extern void omapfb_set_vram_config(struct omap_fbmem_config *config, int count);
++
++/* in arch/arm/plat-omap/fb-vram */
++__init int omap_vram_add_region_postponed(unsigned long paddr, size_t size);
++int omap_vram_free(unsigned long paddr, void *vaddr, size_t size);
++void *omap_vram_reserve(unsigned long paddr, size_t size);
++void *omap_vram_alloc(int mtype, size_t size, unsigned long *paddr);
+
+ #endif /* __KERNEL__ */
+
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 3f3ce13..689a3b1 100644
--- a/drivers/video/Kconfig
@@ -139,10 +720,10 @@ index c355b59..541fab3 100644
help
diff --git a/drivers/video/omap2/Kconfig b/drivers/video/omap2/Kconfig
new file mode 100644
-index 0000000..4b72479
+index 0000000..bfa1617
--- /dev/null
+++ b/drivers/video/omap2/Kconfig
-@@ -0,0 +1,29 @@
+@@ -0,0 +1,38 @@
+config FB_OMAP2
+ tristate "OMAP2/3 frame buffer support (EXPERIMENTAL)"
+ depends on FB && OMAP2_DSS
@@ -166,6 +747,15 @@ index 0000000..4b72479
+ displays that support manual update are started in manual
+ update mode.
+
++config FB_OMAP2_NUM_FBS
++ int "Number of framebuffers"
++ range 1 10
++ default 3
++ depends on FB_OMAP2
++ help
++ Select the number of framebuffers created. OMAP2/3 has 3 overlays
++ so normally this would be 3.
++
+menu "OMAP2/3 Display Device Drivers"
+ depends on OMAP2_DSS
+
@@ -182,10 +772,10 @@ index 0000000..51c2e00
+omapfb-y := omapfb-main.o omapfb-sysfs.o omapfb-ioctl.o
diff --git a/drivers/video/omap2/omapfb-ioctl.c b/drivers/video/omap2/omapfb-ioctl.c
new file mode 100644
-index 0000000..1ceb6b9
+index 0000000..6bf750f
--- /dev/null
+++ b/drivers/video/omap2/omapfb-ioctl.c
-@@ -0,0 +1,428 @@
+@@ -0,0 +1,462 @@
+/*
+ * linux/drivers/video/omap2/omapfb-ioctl.c
+ *
@@ -212,6 +802,7 @@ index 0000000..1ceb6b9
+#include <linux/device.h>
+#include <linux/uaccess.h>
+#include <linux/platform_device.h>
++#include <linux/mm.h>
+
+#include <mach/display.h>
+#include <mach/omapfb.h>
@@ -228,23 +819,16 @@ index 0000000..1ceb6b9
+
+ DBG("omapfb_setup_plane\n");
+
++ omapfb_lock(fbdev);
++
+ if (ofbi->num_overlays != 1) {
+ r = -EINVAL;
+ goto out;
+ }
+
++ /* XXX uses only the first overlay */
+ ovl = ofbi->overlays[0];
+
-+ omapfb_lock(fbdev);
-+
-+ if (display) {
-+ if (pi->pos_x + pi->out_width > display->x_res ||
-+ pi->pos_y + pi->out_height > display->y_res) {
-+ r = -EINVAL;
-+ goto out;
-+ }
-+ }
-+
+ if (pi->enabled && !ofbi->region.size) {
+ /*
+ * This plane's memory was freed, can't enable it
@@ -254,9 +838,11 @@ index 0000000..1ceb6b9
+ goto out;
+ }
+
-+ if (!ovl) {
-+ r = -EINVAL;
-+ goto out;
++ if (pi->enabled) {
++ r = omapfb_setup_overlay(fbi, ovl, pi->pos_x, pi->pos_y,
++ pi->out_width, pi->out_height);
++ if (r)
++ goto out;
+ }
+
+ r = omapfb_setup_overlay(fbi, ovl, pi->pos_x, pi->pos_y,
@@ -320,24 +906,62 @@ index 0000000..1ceb6b9
+ struct omapfb_info *ofbi = FB2OFB(fbi);
+ struct omapfb2_device *fbdev = ofbi->fbdev;
+ struct omapfb_mem_region *rg;
-+ int ret = -EINVAL;
++ struct omap_display *display = fb2display(fbi);
++ int r, i;
++ size_t size;
++
++ if (mi->type > OMAPFB_MEMTYPE_MAX)
++ return -EINVAL;
++
++ size = PAGE_ALIGN(mi->size);
+
+ rg = &ofbi->region;
+
+ omapfb_lock(fbdev);
-+ if (mi->size > rg->size) {
-+ ret = -ENOMEM;
-+ goto out;
++
++ for (i = 0; i < ofbi->num_overlays; i++) {
++ if (ofbi->overlays[i]->info.enabled) {
++ r = -EBUSY;
++ goto out;
++ }
+ }
+
-+ if (mi->type != rg->type)
-+ goto out;
++ if (rg->size != size || rg->type != mi->type) {
++ struct fb_var_screeninfo new_var;
++ unsigned long old_size = rg->size;
+
-+ ret = 0;
++ if (display->sync)
++ display->sync(display);
++
++ r = omapfb_realloc_fbmem(fbdev, ofbi->id, size);
++ if (r)
++ goto out;
++
++ if (old_size != size) {
++ if (size) {
++ memcpy(&new_var, &fbi->var, sizeof(new_var));
++ r = check_fb_var(fbi, &new_var);
++ if (r < 0)
++ goto out;
++ memcpy(&fbi->var, &new_var, sizeof(fbi->var));
++ set_fb_fix(fbi);
++ } else {
++ /*
++ * Set these explicitly to indicate that the
++ * plane memory is dealloce'd, the other
++ * screen parameters in var / fix are invalid.
++ */
++ fbi->fix.smem_start = 0;
++ fbi->fix.smem_len = 0;
++ }
++ }
++ }
++
++ r = 0;
+out:
+ omapfb_unlock(fbdev);
+
-+ return ret;
++ return r;
+}
+
+static int omapfb_query_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
@@ -616,10 +1240,10 @@ index 0000000..1ceb6b9
+
diff --git a/drivers/video/omap2/omapfb-main.c b/drivers/video/omap2/omapfb-main.c
new file mode 100644
-index 0000000..c0f1664
+index 0000000..89ad631
--- /dev/null
+++ b/drivers/video/omap2/omapfb-main.c
-@@ -0,0 +1,1276 @@
+@@ -0,0 +1,1382 @@
+/*
+ * linux/drivers/video/omap2/omapfb-main.c
+ *
@@ -673,7 +1297,9 @@ index 0000000..c0f1664
+ if (var->bits_per_pixel == 16) {
+ u16 *pw = (u16 *)p;
+
-+ if (x == 20 || x == w - 20 ||
++ if (x < 20 && y < 20)
++ *pw = 0xffff;
++ else if (x == 20 || x == w - 20 ||
+ y == 20 || y == h - 20)
+ *pw = 0xffff;
+ else if (x == y || w - x == h - y)
@@ -694,7 +1320,9 @@ index 0000000..c0f1664
+
+ int r = 0, g = 0, b = 0;
+
-+ if (x == 20 || x == w - 20 ||
++ if (x < 20 && y < 20)
++ r = g = b = 0xff;
++ else if (x == 20 || x == w - 20 ||
+ y == 20 || y == h - 20)
+ r = g = b = 0xff;
+ else if (x == y || w - x == h - y)
@@ -789,7 +1417,7 @@ index 0000000..c0f1664
+ return -EINVAL;
+}
+
-+static void set_fb_fix(struct fb_info *fbi)
++void set_fb_fix(struct fb_info *fbi)
+{
+ struct fb_fix_screeninfo *fix = &fbi->fix;
+ struct fb_var_screeninfo *var = &fbi->var;
@@ -834,7 +1462,7 @@ index 0000000..c0f1664
+}
+
+/* check new var and possibly modify it to be ok */
-+static int check_fb_var(struct fb_info *fbi, struct fb_var_screeninfo *var)
++int check_fb_var(struct fb_info *fbi, struct fb_var_screeninfo *var)
+{
+ struct omapfb_info *ofbi = FB2OFB(fbi);
+ struct omap_display *display = fb2display(fbi);
@@ -847,6 +1475,11 @@ index 0000000..c0f1664
+
+ DBG("check_fb_var %d\n", ofbi->id);
+
++ if (ofbi->region.size == 0) {
++ memset(var, 0, sizeof(*var));
++ return 0;
++ }
++
+ if (ofbi->num_overlays == 0) {
+ dev_err(ofbi->fbdev->dev, "no overlays, aborting\n");
+ return -EINVAL;
@@ -964,6 +1597,12 @@ index 0000000..c0f1664
+
+ if (display && display->check_timings) {
+ struct omap_video_timings timings;
++
++ if (var->pixclock == 0) {
++ DBG("Pixclock can't be zero.\n");
++ return -EINVAL;
++ }
++
+ timings.pixel_clock = PICOS2KHZ(var->pixclock);
+ timings.hfp = var->left_margin;
+ timings.hbp = var->right_margin;
@@ -1107,6 +1746,14 @@ index 0000000..c0f1664
+
+ DBG("apply_changes, fb %d, ovl %d\n", ofbi->id, ovl->id);
+
++ if (ofbi->region.size == 0) {
++ /* the fb is not available. disable the overlay */
++ ovl->enable(ovl, 0);
++ if (!init && ovl->manager)
++ ovl->manager->apply(ovl->manager);
++ continue;
++ }
++
+ if (init || (ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) {
+ outw = var->xres;
+ outh = var->yres;
@@ -1217,16 +1864,57 @@ index 0000000..c0f1664
+ return r;
+}
+
++static void mmap_user_open(struct vm_area_struct *vma)
++{
++ struct omapfb_info *ofbi = (struct omapfb_info *)vma->vm_private_data;
++
++ atomic_inc(&ofbi->map_count);
++}
++
++static void mmap_user_close(struct vm_area_struct *vma)
++{
++ struct omapfb_info *ofbi = (struct omapfb_info *)vma->vm_private_data;
++
++ atomic_dec(&ofbi->map_count);
++}
++
++static struct vm_operations_struct mmap_user_ops = {
++ .open = mmap_user_open,
++ .close = mmap_user_close,
++};
++
+static int omapfb_mmap(struct fb_info *fbi, struct vm_area_struct *vma)
+{
+ struct omapfb_info *ofbi = FB2OFB(fbi);
-+ struct omapfb2_device *fbdev = ofbi->fbdev;
+ struct omapfb_mem_region *rg = &ofbi->region;
++ unsigned long off;
++ unsigned long start;
++ u32 len;
+
-+ return dma_mmap_writecombine(fbdev->dev, vma,
-+ rg->vaddr,
-+ rg->paddr,
-+ rg->size);
++ if (vma->vm_end - vma->vm_start == 0)
++ return 0;
++ if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
++ return -EINVAL;
++ off = vma->vm_pgoff << PAGE_SHIFT;
++
++ start = rg->paddr;
++ len = rg->size;
++ if (off >= len)
++ return -EINVAL;
++ if ((vma->vm_end - vma->vm_start + off) > len)
++ return -EINVAL;
++ off += start;
++ vma->vm_pgoff = off >> PAGE_SHIFT;
++ vma->vm_flags |= VM_IO | VM_RESERVED;
++ vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
++ vma->vm_ops = &mmap_user_ops;
++ vma->vm_private_data = ofbi;
++ if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
++ vma->vm_end - vma->vm_start, vma->vm_page_prot))
++ return -EAGAIN;
++ /* vm_ops.open won't be called for mmap itself. */
++ atomic_inc(&ofbi->map_count);
++ return 0;
+}
+
+/* Store a single color palette entry into a pseudo palette or the hardware
@@ -1335,7 +2023,7 @@ index 0000000..c0f1664
+ omapfb_lock(fbdev);
+
+ switch (blank) {
-+ case VESA_NO_BLANKING:
++ case FB_BLANK_UNBLANK:
+ if (display->state != OMAP_DSS_DISPLAY_SUSPENDED) {
+ r = -EINVAL;
+ goto exit;
@@ -1351,7 +2039,7 @@ index 0000000..c0f1664
+
+ break;
+
-+ case VESA_POWERDOWN:
++ case FB_BLANK_POWERDOWN:
+ if (display->state != OMAP_DSS_DISPLAY_ACTIVE) {
+ r = -EINVAL;
+ goto exit;
@@ -1395,89 +2083,135 @@ index 0000000..c0f1664
+ .fb_setcmap = omapfb_setcmap,
+};
+
-+static int omapfb_free_fbmem(struct omapfb2_device *fbdev)
++static void omapfb_free_fbmem(struct omapfb2_device *fbdev, int fbnum)
++{
++ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[fbnum]);
++ struct omapfb_mem_region *rg;
++
++ rg = &ofbi->region;
++
++ if (rg->paddr)
++ if (omap_vram_free(rg->paddr, rg->vaddr, rg->size))
++ printk("VRAM FREE failed\n");
++
++ rg->vaddr = NULL;
++ rg->paddr = 0;
++ rg->alloc = 0;
++ rg->size = 0;
++}
++
++static int omapfb_free_all_fbmem(struct omapfb2_device *fbdev)
+{
+ int i;
+
-+ DBG("free fbmem\n");
++ DBG("free all fbmem\n");
+
-+ for (i = 0; i < fbdev->num_fbs; i++) {
-+ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);
-+ struct omapfb_mem_region *rg;
++ for (i = 0; i < fbdev->num_fbs; i++)
++ omapfb_free_fbmem(fbdev, i);
+
-+ rg = &ofbi->region;
++ return 0;
++}
+
-+ if (rg->alloc) {
-+ dma_free_writecombine(fbdev->dev, rg->size,
-+ rg->vaddr, rg->paddr);
-+ }
++static int omapfb_alloc_fbmem(struct omapfb2_device *fbdev, int fbnum,
++ unsigned long size)
++{
++ struct omapfb_info *ofbi;
++ struct omapfb_mem_region *rg;
++ unsigned long paddr;
++ void *vaddr;
+
-+ rg->vaddr = NULL;
-+ rg->paddr = 0;
-+ rg->alloc = 0;
++ ofbi = FB2OFB(fbdev->fbs[fbnum]);
++ rg = &ofbi->region;
++ memset(rg, 0, sizeof(*rg));
++
++ DBG("allocating %lu bytes for fb %d\n",
++ size, ofbi->id);
++
++ vaddr = omap_vram_alloc(OMAPFB_MEMTYPE_SDRAM, size, &paddr);
++ DBG("VRAM ALLOCCI paddr %lx, vaddr %p\n", paddr, vaddr);
++
++ if (vaddr == NULL) {
++ dev_err(fbdev->dev,
++ "failed to allocate framebuffer\n");
++ return -ENOMEM;
+ }
+
-+ fbdev->num_fbs = 0;
++ rg->paddr = paddr;
++ rg->vaddr = vaddr;
++ rg->size = size;
++ rg->alloc = 1;
+
+ return 0;
+}
+
-+static int omapfb_allocate_fbmem(struct omapfb2_device *fbdev)
++int omapfb_realloc_fbmem(struct omapfb2_device *fbdev, int fbnum,
++ unsigned long size)
+{
-+ int i;
-+ struct omapfb_mem_desc *plat_mem_desc;
-+ struct omapfb_platform_data *pdata = fbdev->dev->platform_data;
++ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[fbnum]);
++ struct omapfb_mem_region *rg = &ofbi->region;
++ unsigned old_size = rg->size;
++ int r;
+
-+ plat_mem_desc = &pdata->mem_desc;
++ omapfb_free_fbmem(fbdev, fbnum);
+
-+ DBG("omapfb: setup mem regions, %d regions\n",
-+ plat_mem_desc->region_cnt);
++ if (size == 0)
++ return 0;
+
-+ for (i = 0; i < plat_mem_desc->region_cnt; i++) {
-+ struct omapfb_mem_region *plat_rg;
-+ struct omapfb_mem_region *rg;
-+ struct omapfb_info *ofb_info = FB2OFB(fbdev->fbs[i]);
++ r = omapfb_alloc_fbmem(fbdev, fbnum, size);
+
-+ plat_rg = &plat_mem_desc->region[i];
-+ rg = &ofb_info->region;
++ if (r)
++ omapfb_alloc_fbmem(fbdev, fbnum, old_size);
+
-+ memset(rg, 0, sizeof(*rg));
++ return r;
++}
+
-+ DBG("platform region%d phys %08x virt %p size=%lu\n",
-+ i,
-+ plat_rg->paddr,
-+ plat_rg->vaddr,
-+ plat_rg->size);
++/* allocate fbmem using display resolution as reference */
++static int omapfb_alloc_fbmem_display(struct omapfb2_device *fbdev, int fbnum)
++{
++ struct omapfb_info *ofbi;
++ struct omap_display *display;
++ int bytespp;
++ unsigned long size;
+
-+ if (plat_rg->paddr == 0) {
-+ u32 paddr;
-+ void *vaddr;
++ ofbi = FB2OFB(fbdev->fbs[fbnum]);
++ display = fb2display(fbdev->fbs[fbnum]);
+
-+ vaddr = dma_alloc_writecombine(fbdev->dev,
-+ plat_rg->size,
-+ &paddr, GFP_KERNEL);
++ if (!display)
++ return 0;
+
-+ if (vaddr == NULL) {
-+ dev_err(fbdev->dev,
-+ "failed to allocate framebuffer\n");
-+ return -ENOMEM;
-+ }
++ switch (display->bpp) {
++ case 16:
++ bytespp = 2;
++ break;
++ case 24:
++ case 32:
++ bytespp = 4;
++ break;
++ default:
++ bytespp = 4;
++ break;
++ }
+
-+ rg->paddr = paddr;
-+ rg->vaddr = vaddr;
-+ rg->size = plat_rg->size;
-+ rg->alloc = 1;
-+ } else {
-+ dev_err(fbdev->dev,
-+ "Using preallocated fb not supported\n");
-+ return -EINVAL;
-+ }
++ size = display->x_res * display->y_res * bytespp;
++
++ return omapfb_alloc_fbmem(fbdev, fbnum, size);
++}
++
++static int omapfb_allocate_all_fbs(struct omapfb2_device *fbdev)
++{
++ int i, r;
++
++ for (i = 0; i < fbdev->num_fbs; i++) {
++ r = omapfb_alloc_fbmem_display(fbdev, i);
++
++ if (r)
++ return r;
+ }
+
+ for (i = 0; i < fbdev->num_fbs; i++) {
-+ struct omapfb_info *ofb_info = FB2OFB(fbdev->fbs[i]);
++ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);
+ struct omapfb_mem_region *rg;
-+ rg = &ofb_info->region;
++ rg = &ofbi->region;
+
+ DBG("region%d phys %08x virt %p size=%lu\n",
+ i,
@@ -1497,60 +2231,57 @@ index 0000000..c0f1664
+ struct omap_display *display = fb2display(fbi);
+ int r = 0;
+
-+ if (!display) {
-+ dev_err(fbdev->dev, "cannot fbinfo_init, no display\n");
-+ return -EINVAL;
-+ }
-+
+ fbi->fbops = &omapfb_ops;
+ fbi->flags = FBINFO_FLAG_DEFAULT;
+ fbi->pseudo_palette = fbdev->pseudo_palette;
+
+ strncpy(fix->id, MODULE_NAME, sizeof(fix->id));
+
-+ var->xres = display->x_res;
-+ var->yres = display->y_res;
-+ var->xres_virtual = var->xres;
-+ var->yres_virtual = var->yres;
-+ /* var->rotate = def_rotate; */
-+
+ var->nonstd = 0;
+
-+ switch (display->bpp) {
-+ case 16:
-+ var->bits_per_pixel = 16;
-+ break;
-+ case 18:
-+ var->bits_per_pixel = 16;
-+ break;
-+ case 24:
-+ var->bits_per_pixel = 32;
-+ break;
-+ default:
-+ dev_err(fbdev->dev, "illegal display bpp\n");
-+ return -EINVAL;
-+ }
++ if (display) {
++ var->xres = display->x_res;
++ var->yres = display->y_res;
++ var->xres_virtual = var->xres;
++ var->yres_virtual = var->yres;
++ /* var->rotate = def_rotate; */
+
-+ if (display->get_timings) {
-+ struct omap_video_timings timings;
-+ display->get_timings(display, &timings);
++ switch (display->bpp) {
++ case 16:
++ var->bits_per_pixel = 16;
++ break;
++ case 18:
++ var->bits_per_pixel = 16;
++ break;
++ case 24:
++ var->bits_per_pixel = 32;
++ break;
++ default:
++ dev_err(fbdev->dev, "illegal display bpp\n");
++ return -EINVAL;
++ }
+
-+ /* pixclock in ps, the rest in pixclock */
-+ var->pixclock = KHZ2PICOS(timings.pixel_clock);
-+ var->left_margin = timings.hfp;
-+ var->right_margin = timings.hbp;
-+ var->upper_margin = timings.vfp;
-+ var->lower_margin = timings.vbp;
-+ var->hsync_len = timings.hsw;
-+ var->vsync_len = timings.vsw;
-+ } else {
-+ var->pixclock = 0;
-+ var->left_margin = 0;
-+ var->right_margin = 0;
-+ var->upper_margin = 0;
-+ var->lower_margin = 0;
-+ var->hsync_len = 0;
-+ var->vsync_len = 0;
++ if (display->get_timings) {
++ struct omap_video_timings timings;
++ display->get_timings(display, &timings);
++
++ /* pixclock in ps, the rest in pixclock */
++ var->pixclock = KHZ2PICOS(timings.pixel_clock);
++ var->left_margin = timings.hfp;
++ var->right_margin = timings.hbp;
++ var->upper_margin = timings.vfp;
++ var->lower_margin = timings.vbp;
++ var->hsync_len = timings.hsw;
++ var->vsync_len = timings.vsw;
++ } else {
++ var->pixclock = 0;
++ var->left_margin = 0;
++ var->right_margin = 0;
++ var->upper_margin = 0;
++ var->lower_margin = 0;
++ var->hsync_len = 0;
++ var->vsync_len = 0;
++ }
+ }
+
+ r = check_fb_var(fbi, var);
@@ -1585,14 +2316,13 @@ index 0000000..c0f1664
+ unregister_framebuffer(fbdev->fbs[i]);
+
+ /* free the reserved fbmem */
-+ omapfb_free_fbmem(fbdev);
++ omapfb_free_all_fbmem(fbdev);
+
+ for (i = 0; i < fbdev->num_fbs; i++) {
+ fbinfo_cleanup(fbdev, fbdev->fbs[i]);
+ framebuffer_release(fbdev->fbs[i]);
+ }
+
-+
+ for (i = 0; i < fbdev->num_displays; i++) {
+ if (fbdev->displays[i]->state != OMAP_DSS_DISPLAY_DISABLED)
+ fbdev->displays[i]->disable(fbdev->displays[i]);
@@ -1606,19 +2336,14 @@ index 0000000..c0f1664
+
+static int omapfb_create_framebuffers(struct omapfb2_device *fbdev)
+{
-+ int r;
-+ int i;
-+ struct omapfb_mem_desc *plat_mem_desc;
-+ struct omapfb_platform_data *pdata = fbdev->dev->platform_data;
-+
-+ plat_mem_desc = &pdata->mem_desc;
++ int r, i;
+
+ fbdev->num_fbs = 0;
+
-+ DBG("create %d framebuffers\n", plat_mem_desc->region_cnt);
++ DBG("create %d framebuffers\n", CONFIG_FB_OMAP2_NUM_FBS);
+
+ /* allocate fb_infos */
-+ for (i = 0; i < plat_mem_desc->region_cnt; i++) {
++ for (i = 0; i < CONFIG_FB_OMAP2_NUM_FBS; i++) {
+ struct fb_info *fbi;
+ struct omapfb_info *ofbi;
+
@@ -1635,17 +2360,22 @@ index 0000000..c0f1664
+
+ ofbi = FB2OFB(fbi);
+ ofbi->fbdev = fbdev;
-+ /* XXX here we presume we have enough overlays */
-+ ofbi->overlays[0] = fbdev->overlays[i];
-+ ofbi->num_overlays = 1;
+ ofbi->id = i;
+ fbdev->num_fbs++;
+ }
+
+ DBG("fb_infos allocated\n");
+
++ /* assign overlays for the fbs */
++ for (i = 0; i < min(fbdev->num_fbs, fbdev->num_overlays); i++) {
++ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);
++
++ ofbi->overlays[0] = fbdev->overlays[i];
++ ofbi->num_overlays = 1;
++ }
++
+ /* allocate fb memories */
-+ r = omapfb_allocate_fbmem(fbdev);
++ r = omapfb_allocate_all_fbs(fbdev);
+ if (r) {
+ dev_err(fbdev->dev, "failed to allocate fbmem\n");
+ return r;
@@ -1898,10 +2628,10 @@ index 0000000..c0f1664
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/video/omap2/omapfb-sysfs.c b/drivers/video/omap2/omapfb-sysfs.c
new file mode 100644
-index 0000000..e01edd1
+index 0000000..59b48ac
--- /dev/null
+++ b/drivers/video/omap2/omapfb-sysfs.c
-@@ -0,0 +1,833 @@
+@@ -0,0 +1,838 @@
+/*
+ * linux/drivers/video/omap2/omapfb-sysfs.c
+ *
@@ -2025,8 +2755,13 @@ index 0000000..e01edd1
+
+ for (i = 0; i < fbdev->num_fbs; i++) {
+ struct omapfb_info *ofbi = FB2OFB(fbdev->fbs[i]);
++ struct omapfb_mem_region *rg;
++
++ rg = &ofbi->region;
+
-+ l += snprintf(buf + l, size - l, "%d t:", ofbi->id);
++ l += snprintf(buf + l, size - l, "%d p:%08x v:%p size:%lu t:",
++ ofbi->id,
++ rg->paddr, rg->vaddr, rg->size);
+
+ if (ofbi->num_overlays == 0)
+ l += snprintf(buf + l, size - l, "none");
@@ -2737,10 +3472,10 @@ index 0000000..e01edd1
+
diff --git a/drivers/video/omap2/omapfb.h b/drivers/video/omap2/omapfb.h
new file mode 100644
-index 0000000..04ca444
+index 0000000..60352da
--- /dev/null
+++ b/drivers/video/omap2/omapfb.h
-@@ -0,0 +1,104 @@
+@@ -0,0 +1,109 @@
+/*
+ * linux/drivers/video/omap2/omapfb.h
+ *
@@ -2785,6 +3520,7 @@ index 0000000..04ca444
+struct omapfb_info {
+ int id;
+ struct omapfb_mem_region region;
++ atomic_t map_count;
+ int num_overlays;
+ struct omap_overlay *overlays[OMAPFB_MAX_OVL_PER_FB];
+ struct omapfb2_device *fbdev;
@@ -2809,6 +3545,10 @@ index 0000000..04ca444
+ struct omap_overlay_manager *managers[10];
+};
+
++void set_fb_fix(struct fb_info *fbi);
++int check_fb_var(struct fb_info *fbi, struct fb_var_screeninfo *var);
++int omapfb_realloc_fbmem(struct omapfb2_device *fbdev, int fbnum,
++ unsigned long size);
+int omapfb_apply_changes(struct fb_info *fbi, int init);
+int omapfb_setup_overlay(struct fb_info *fbi, struct omap_overlay *ovl,
+ int posx, int posy, int outw, int outh);
diff --git a/packages/linux/linux-omap/0006-DSS-Add-generic-DVI-panel.patch b/packages/linux/linux-omap/0006-DSS-Add-generic-DVI-panel.patch
index bbf96ecc6f..3ee48826c7 100644
--- a/packages/linux/linux-omap/0006-DSS-Add-generic-DVI-panel.patch
+++ b/packages/linux/linux-omap/0006-DSS-Add-generic-DVI-panel.patch
@@ -1,13 +1,11 @@
-From ff78ff9513a40be30649420bc9833793a6e70b75 Mon Sep 17 00:00:00 2001
+From 51d884828725c9e1d1c69c3a061fb5aa9d3d9814 Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Date: Tue, 11 Nov 2008 13:52:56 +0200
Subject: [PATCH] DSS: Add generic DVI panel
-For some reason we can't allocate enough mem for 1280x1024x24bpp, even if
-there should be enough continuous mem. So 1280x1024 mode defaults to
-16bpp for now.
-
You also need DSI PLL to generate pix clock for 1280x1024.
+
+Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
---
drivers/video/omap2/Kconfig | 23 ++++++
drivers/video/omap2/Makefile | 2 +
@@ -16,10 +14,10 @@ You also need DSI PLL to generate pix clock for 1280x1024.
create mode 100644 drivers/video/omap2/panel-dvi.c
diff --git a/drivers/video/omap2/Kconfig b/drivers/video/omap2/Kconfig
-index 4b72479..11ca6fe 100644
+index bfa1617..ab6a5fc 100644
--- a/drivers/video/omap2/Kconfig
+++ b/drivers/video/omap2/Kconfig
-@@ -24,6 +24,29 @@ config FB_OMAP2_FORCE_AUTO_UPDATE
+@@ -33,6 +33,29 @@ config FB_OMAP2_NUM_FBS
menu "OMAP2/3 Display Device Drivers"
depends on OMAP2_DSS
@@ -60,7 +58,7 @@ index 51c2e00..7c75340 100644
+obj-$(CONFIG_PANEL_DVI) += panel-dvi.o
diff --git a/drivers/video/omap2/panel-dvi.c b/drivers/video/omap2/panel-dvi.c
new file mode 100644
-index 0000000..393eaf1
+index 0000000..7a90773
--- /dev/null
+++ b/drivers/video/omap2/panel-dvi.c
@@ -0,0 +1,150 @@
@@ -191,7 +189,7 @@ index 0000000..393eaf1
+
+ .x_res = 1280,
+ .y_res = 1024,
-+ .bpp = 16,
++ .bpp = 24,
+#else
+#error Undefined default mode
+#endif
diff --git a/packages/linux/linux-omap/0007-DSS-support-for-Beagle-Board.patch b/packages/linux/linux-omap/0007-DSS-support-for-Beagle-Board.patch
index 9ca1bd7a66..a5e29129a4 100644
--- a/packages/linux/linux-omap/0007-DSS-support-for-Beagle-Board.patch
+++ b/packages/linux/linux-omap/0007-DSS-support-for-Beagle-Board.patch
@@ -1,18 +1,18 @@
-From 1a63704f218e5ec0bc6f94fc0629ab96f3d6ab34 Mon Sep 17 00:00:00 2001
+From eed2f51a01acd47ab83000bf6870d8b24829fa30 Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Date: Mon, 29 Sep 2008 17:03:36 +0300
Subject: [PATCH] DSS: support for Beagle Board
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
---
- arch/arm/mach-omap2/board-omap3beagle.c | 123 +++++++++++++++++++++++++++----
- 1 files changed, 107 insertions(+), 16 deletions(-)
+ arch/arm/mach-omap2/board-omap3beagle.c | 109 +++++++++++++++++++++++++++----
+ 1 files changed, 95 insertions(+), 14 deletions(-)
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
-index c1de795..cd0c776 100644
+index fe97bab..f3ef73e 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
-@@ -42,6 +42,8 @@
+@@ -43,6 +43,8 @@
#include <mach/gpmc.h>
#include <mach/nand.h>
#include <mach/mux.h>
@@ -21,7 +21,7 @@ index c1de795..cd0c776 100644
#include "twl4030-generic-scripts.h"
#include "mmc-twl4030.h"
-@@ -200,15 +202,6 @@ static void __init omap3_beagle_init_irq(void)
+@@ -238,15 +240,6 @@ static void __init omap3_beagle_init_irq(void)
omap_gpio_init();
}
@@ -37,7 +37,7 @@ index c1de795..cd0c776 100644
static struct gpio_led gpio_leds[] = {
{
.name = "beagleboard::usr0",
-@@ -262,13 +255,113 @@ static struct platform_device keys_gpio = {
+@@ -300,13 +293,94 @@ static struct platform_device keys_gpio = {
},
};
@@ -123,28 +123,9 @@ index c1de795..cd0c776 100644
+ printk(KERN_ERR "Unable to get DVI reset GPIO\n");
+}
+
-+static struct omap_fbmem_config beagle_fbmem0_config = {
-+ .size = 1024*768*4,
-+ .start = OMAPFB_MEMTYPE_SDRAM,
-+};
-+
-+static struct omap_fbmem_config beagle_fbmem1_config = {
-+ .size = 1024*768*4,
-+ .start = OMAPFB_MEMTYPE_SDRAM,
-+};
-+
-+static struct omap_fbmem_config beagle_fbmem2_config = {
-+ .size = 1024*768*4,
-+ .start = OMAPFB_MEMTYPE_SDRAM,
-+};
-+
-+
static struct omap_board_config_kernel omap3_beagle_config[] __initdata = {
{ OMAP_TAG_UART, &omap3_beagle_uart_config },
- { OMAP_TAG_LCD, &omap3_beagle_lcd_config },
-+ { OMAP_TAG_FBMEM, &beagle_fbmem0_config },
-+ { OMAP_TAG_FBMEM, &beagle_fbmem1_config },
-+ { OMAP_TAG_FBMEM, &beagle_fbmem2_config },
};
static struct platform_device *omap3_beagle_devices[] __initdata = {
@@ -153,12 +134,7 @@ index c1de795..cd0c776 100644
&leds_gpio,
&keys_gpio,
};
-@@ -316,22 +409,20 @@ static void __init omap3_beagle_init(void)
- omap3_beagle_i2c_init();
- platform_add_devices(omap3_beagle_devices,
- ARRAY_SIZE(omap3_beagle_devices));
-- omap_board_config = omap3_beagle_config;
-- omap_board_config_size = ARRAY_SIZE(omap3_beagle_config);
+@@ -359,18 +433,25 @@ static void __init omap3_beagle_init(void)
omap_serial_init();
omap_cfg_reg(J25_34XX_GPIO170);
@@ -172,13 +148,21 @@ index c1de795..cd0c776 100644
+ beagle_display_init();
}
++static struct omap_fbmem_config omap3_beagle_vram_config[] = {
++ {
++ .size = 1280 * 1024 * 4 * 3,
++ .start = OMAPFB_MEMTYPE_SDRAM,
++ },
++};
++
static void __init omap3_beagle_map_io(void)
{
-+ omap_board_config = omap3_beagle_config;
-+ omap_board_config_size = ARRAY_SIZE(omap3_beagle_config);
omap2_set_globals_343x();
++ omapfb_set_vram_config(omap3_beagle_vram_config,
++ ARRAY_SIZE(omap3_beagle_vram_config));
omap2_map_common_io();
}
+
--
1.5.6.3
diff --git a/packages/linux/linux-omap/0008-DSS-BEAGLE-Enable-DSS-in-beagle-defconfig.patch b/packages/linux/linux-omap/0008-DSS-BEAGLE-Enable-DSS-in-beagle-defconfig.patch
index 858cccf6df..8a7238d3ea 100644
--- a/packages/linux/linux-omap/0008-DSS-BEAGLE-Enable-DSS-in-beagle-defconfig.patch
+++ b/packages/linux/linux-omap/0008-DSS-BEAGLE-Enable-DSS-in-beagle-defconfig.patch
@@ -1,8 +1,9 @@
-From 53561526e1e9bf20dd9e17b66f2a1b1c6cfec935 Mon Sep 17 00:00:00 2001
+From 64421d1bbb3aadb91fedc6c0f0093e0496f2c0bf Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Date: Fri, 7 Nov 2008 16:54:01 +0200
Subject: [PATCH] DSS: BEAGLE: Enable DSS in beagle defconfig
+Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
---
arch/arm/configs/omap3_beagle_defconfig | 149 +++++++++++++++++++++----------
1 files changed, 102 insertions(+), 47 deletions(-)
diff --git a/packages/linux/linux-omap/0009-DSS-Sharp-LS037V7DW01-LCD-Panel-driver.patch b/packages/linux/linux-omap/0009-DSS-Sharp-LS037V7DW01-LCD-Panel-driver.patch
index 68720a9b91..7e087f4bae 100644
--- a/packages/linux/linux-omap/0009-DSS-Sharp-LS037V7DW01-LCD-Panel-driver.patch
+++ b/packages/linux/linux-omap/0009-DSS-Sharp-LS037V7DW01-LCD-Panel-driver.patch
@@ -1,4 +1,4 @@
-From 436d6597311770af1d3a6d42560f34d6342a1c2f Mon Sep 17 00:00:00 2001
+From 2262ea3226ee073fefa37d5706f09205ae74580d Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Date: Fri, 14 Nov 2008 15:47:19 +0200
Subject: [PATCH] DSS: Sharp LS037V7DW01 LCD Panel driver
@@ -12,10 +12,10 @@ Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
create mode 100644 drivers/video/omap2/panel-sharp-ls037v7dw01.c
diff --git a/drivers/video/omap2/Kconfig b/drivers/video/omap2/Kconfig
-index 11ca6fe..4bd3f87 100644
+index ab6a5fc..392f251 100644
--- a/drivers/video/omap2/Kconfig
+++ b/drivers/video/omap2/Kconfig
-@@ -48,5 +48,10 @@ config PANEL_DVI_1280X1024
+@@ -57,5 +57,10 @@ config PANEL_DVI_1280X1024
endchoice
diff --git a/packages/linux/linux-omap/0009-DSS-support-for-OMAP3-SDP-board.patch b/packages/linux/linux-omap/0009-DSS-support-for-OMAP3-SDP-board.patch
index 981a2021b3..a8ad93cee0 100644
--- a/packages/linux/linux-omap/0009-DSS-support-for-OMAP3-SDP-board.patch
+++ b/packages/linux/linux-omap/0009-DSS-support-for-OMAP3-SDP-board.patch
@@ -1,52 +1,32 @@
-From 0938c1e91fe69da535e06d092bdec6fcc95ad650 Mon Sep 17 00:00:00 2001
+From fc87accafe1f6266f85142ade5fc81886ba4685d Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
-Date: Mon, 20 Oct 2008 13:13:15 +0300
-Subject: [PATCH] DSS: support for OMAP3 SDP board
+Date: Fri, 14 Nov 2008 15:47:55 +0200
+Subject: [PATCH] DSS: Support for OMAP3 SDP board
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
---
- arch/arm/mach-omap2/board-3430sdp.c | 234 +++++++++++++++++++++++++++++++++--
- drivers/video/omap2/Kconfig | 7 +-
- drivers/video/omap2/Makefile | 1 +
- drivers/video/omap2/panel-sdp3430.c | 110 ++++++++++++++++
- 4 files changed, 340 insertions(+), 12 deletions(-)
- create mode 100644 drivers/video/omap2/panel-sdp3430.c
+ arch/arm/mach-omap2/board-3430sdp.c | 210 +++++++++++++++++++++++++++++++++--
+ 1 files changed, 201 insertions(+), 9 deletions(-)
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
-index 7ee85e9..3a644b1 100644
+index ade186b..725b2d9 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
-@@ -40,6 +40,8 @@
+@@ -39,6 +39,7 @@
#include <mach/keypad.h>
#include <mach/dma.h>
#include <mach/gpmc.h>
-+#include <mach/omapfb.h>
+#include <mach/display.h>
#include <asm/io.h>
#include <asm/delay.h>
-@@ -240,14 +242,224 @@ static struct spi_board_info sdp3430_spi_board_info[] __initdata = {
+@@ -238,14 +239,209 @@ static struct spi_board_info sdp3430_spi_board_info[] __initdata = {
},
};
-static struct platform_device sdp3430_lcd_device = {
- .name = "sdp2430_lcd",
- .id = -1,
-+static struct omap_fbmem_config sdp3430_fbmem0_config = {
-+ .size = 1024*768*4,
-+ .start = OMAPFB_MEMTYPE_SDRAM,
-+};
-+
-+static struct omap_fbmem_config sdp3430_fbmem1_config = {
-+ .size = 640*480*4,
-+ .start = OMAPFB_MEMTYPE_SDRAM,
- };
-
-+static struct omap_fbmem_config sdp3430_fbmem2_config = {
-+ .size = 640*480*4,
-+ .start = OMAPFB_MEMTYPE_SDRAM,
-+};
-+
+
+#define SDP2430_LCD_PANEL_BACKLIGHT_GPIO 91
+#define SDP2430_LCD_PANEL_ENABLE_GPIO 154
@@ -153,7 +133,7 @@ index 7ee85e9..3a644b1 100644
+static struct omap_display_data sdp3430_display_data = {
+ .type = OMAP_DISPLAY_TYPE_DPI,
+ .name = "lcd",
-+ .panel_name = "panel-sdp3430",
++ .panel_name = "sharp-ls037v7dw01",
+ .u.dpi.data_lines = 16,
+ .panel_enable = sdp3430_panel_enable_lcd,
+ .panel_disable = sdp3430_panel_disable_lcd,
@@ -227,8 +207,8 @@ index 7ee85e9..3a644b1 100644
+ .u.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
+ .panel_enable = sdp3430_panel_enable_tv,
+ .panel_disable = sdp3430_panel_disable_tv,
-+};
-+
+ };
+
+static struct omap_dss_platform_data sdp3430_dss_data = {
+ .num_displays = 3,
+ .displays = {
@@ -254,7 +234,7 @@ index 7ee85e9..3a644b1 100644
};
static inline void __init sdp3430_init_smc91x(void)
-@@ -294,13 +506,11 @@ static struct omap_uart_config sdp3430_uart_config __initdata = {
+@@ -292,13 +488,8 @@ static struct omap_uart_config sdp3430_uart_config __initdata = {
.enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
};
@@ -265,177 +245,17 @@ index 7ee85e9..3a644b1 100644
static struct omap_board_config_kernel sdp3430_config[] __initdata = {
{ OMAP_TAG_UART, &sdp3430_uart_config },
- { OMAP_TAG_LCD, &sdp3430_lcd_config },
-+ { OMAP_TAG_FBMEM, &sdp3430_fbmem0_config },
-+ { OMAP_TAG_FBMEM, &sdp3430_fbmem1_config },
-+ { OMAP_TAG_FBMEM, &sdp3430_fbmem2_config },
};
static int sdp3430_batt_table[] = {
-@@ -467,8 +677,6 @@ static void __init omap_3430sdp_init(void)
- {
- omap3430_i2c_init();
- platform_add_devices(sdp3430_devices, ARRAY_SIZE(sdp3430_devices));
-- omap_board_config = sdp3430_config;
-- omap_board_config_size = ARRAY_SIZE(sdp3430_config);
- if (omap_rev() > OMAP3430_REV_ES1_0)
- ts_gpio = OMAP34XX_TS_GPIO_IRQ_SDPV2;
- else
-@@ -483,10 +691,14 @@ static void __init omap_3430sdp_init(void)
+@@ -481,6 +672,7 @@ static void __init omap_3430sdp_init(void)
usb_musb_init();
usb_ehci_init();
- hsmmc_init(mmc);
+ twl4030_mmc_init(mmc);
+ sdp3430_display_init();
}
static void __init omap_3430sdp_map_io(void)
- {
-+ omap_board_config = sdp3430_config;
-+ omap_board_config_size = ARRAY_SIZE(sdp3430_config);
-+
- omap2_set_globals_343x();
- omap2_map_common_io();
- }
-diff --git a/drivers/video/omap2/Kconfig b/drivers/video/omap2/Kconfig
-index 996f047..f4e450d 100644
---- a/drivers/video/omap2/Kconfig
-+++ b/drivers/video/omap2/Kconfig
-@@ -48,5 +48,10 @@ config PANEL_DVI_VERYHIGHRES
-
- endchoice
-
--endmenu
-+config PANEL_SDP3430
-+ tristate "SDP3430 Panel"
-+ depends on OMAP2_DSS
-+ help
-+ SDP3430 LCD
-
-+endmenu
-diff --git a/drivers/video/omap2/Makefile b/drivers/video/omap2/Makefile
-index 7c75340..73ab1c0 100644
---- a/drivers/video/omap2/Makefile
-+++ b/drivers/video/omap2/Makefile
-@@ -2,3 +2,4 @@ obj-$(CONFIG_FB_OMAP2) += omapfb.o
- omapfb-y := omapfb-main.o omapfb-sysfs.o omapfb-ioctl.o
-
- obj-$(CONFIG_PANEL_DVI) += panel-dvi.o
-+obj-$(CONFIG_PANEL_SDP3430) += panel-sdp3430.o
-diff --git a/drivers/video/omap2/panel-sdp3430.c b/drivers/video/omap2/panel-sdp3430.c
-new file mode 100644
-index 0000000..40fe6f2
---- /dev/null
-+++ b/drivers/video/omap2/panel-sdp3430.c
-@@ -0,0 +1,110 @@
-+/*
-+ * LCD panel support for the TI 3430SDP board
-+ *
-+ * Copyright (C) 2008 Nokia Corporation
-+ * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
-+ *
-+ * Derived from drivers/video/omap/lcd_2430sdp.c
-+ *
-+ * This program is free software; you can redistribute it and/or modify it
-+ * under the terms of the GNU General Public License version 2 as published by
-+ * the Free Software Foundation.
-+ *
-+ * This program is distributed in the hope that it will be useful, but WITHOUT
-+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-+ * more details.
-+ *
-+ * You should have received a copy of the GNU General Public License along with
-+ * this program. If not, see <http://www.gnu.org/licenses/>.
-+ */
-+
-+#include <linux/module.h>
-+#include <linux/delay.h>
-+
-+#include <mach/display.h>
-+
-+static int sdp3430_panel_init(struct omap_display *display)
-+{
-+ return 0;
-+}
-+
-+static void sdp3430_panel_cleanup(struct omap_display *display)
-+{
-+}
-+
-+static int sdp3430_panel_enable(struct omap_display *display)
-+{
-+ int r = 0;
-+
-+ if (display->hw_config.panel_enable)
-+ r = display->hw_config.panel_enable(display);
-+
-+ return r;
-+}
-+
-+static void sdp3430_panel_disable(struct omap_display *display)
-+{
-+ if (display->hw_config.panel_disable)
-+ display->hw_config.panel_disable(display);
-+}
-+
-+static int sdp3430_panel_suspend(struct omap_display *display)
-+{
-+ sdp3430_panel_disable(display);
-+ return 0;
-+}
-+
-+static int sdp3430_panel_resume(struct omap_display *display)
-+{
-+ return sdp3430_panel_enable(display);
-+}
-+
-+static struct omap_panel sdp3430_panel = {
-+ .owner = THIS_MODULE,
-+ .name = "panel-sdp3430",
-+ .init = sdp3430_panel_init,
-+ .cleanup = sdp3430_panel_cleanup,
-+ .enable = sdp3430_panel_enable,
-+ .disable = sdp3430_panel_disable,
-+ .suspend = sdp3430_panel_suspend,
-+ .resume = sdp3430_panel_resume,
-+ /*.set_mode = sdp3430_set_mode, */
-+
-+ .timings = {
-+ .pixel_clock = 19200,
-+
-+ .hsw = 4,
-+ .hfp = 4,
-+ .hbp = 40,
-+
-+ .vsw = 2,
-+ .vfp = 1,
-+ .vbp = 1,
-+ },
-+
-+ .acb = 0x28,
-+
-+ .config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
-+ OMAP_DSS_LCD_IHS | OMAP_DSS_LCD_IPC,
-+
-+ .x_res = 480,
-+ .y_res = 640,
-+ .bpp = 16,
-+};
-+
-+
-+static int __init sdp3430_panel_drv_init(void)
-+{
-+ omap_dss_register_panel(&sdp3430_panel);
-+ return 0;
-+}
-+
-+static void __exit sdp3430_panel_drv_exit(void)
-+{
-+ omap_dss_unregister_panel(&sdp3430_panel);
-+}
-+
-+module_init(sdp3430_panel_drv_init);
-+module_exit(sdp3430_panel_drv_exit);
-+MODULE_LICENSE("GPL");
--
1.5.6.3
diff --git a/packages/linux/linux-omap/0011-DSS-Support-for-OMAP3-EVM-board.patch b/packages/linux/linux-omap/0011-DSS-Support-for-OMAP3-EVM-board.patch
index 2e26110267..a8aa8f6e1b 100644
--- a/packages/linux/linux-omap/0011-DSS-Support-for-OMAP3-EVM-board.patch
+++ b/packages/linux/linux-omap/0011-DSS-Support-for-OMAP3-EVM-board.patch
@@ -1,4 +1,4 @@
-From 21156e8a6473c293d260b18565a382283d227ef4 Mon Sep 17 00:00:00 2001
+From c50a7b6c9ceb75c1bc49bc596556fdf6b1960306 Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Date: Fri, 14 Nov 2008 16:03:34 +0200
Subject: [PATCH] DSS: Support for OMAP3 EVM board
@@ -11,10 +11,10 @@ Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
1 files changed, 215 insertions(+), 9 deletions(-)
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
-index bc44cb5..edecfd3 100644
+index e4e60e2..7756dd8 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
-@@ -37,6 +37,8 @@
+@@ -36,6 +36,8 @@
#include <mach/usb-ehci.h>
#include <mach/common.h>
#include <mach/mcspi.h>
@@ -23,7 +23,7 @@ index bc44cb5..edecfd3 100644
#include "sdram-micron-mt46h32m32lf-6.h"
#include "twl4030-generic-scripts.h"
-@@ -161,14 +163,215 @@ static int __init omap3_evm_i2c_init(void)
+@@ -159,14 +161,215 @@ static int __init omap3_evm_i2c_init(void)
omap_register_i2c_bus(3, 400, NULL, 0);
return 0;
}
@@ -154,7 +154,7 @@ index bc44cb5..edecfd3 100644
+ twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0x0,
+ TWL4030_VPLL2_DEV_GRP);
+ }
-+ gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1);
++ omap_set_gpio_dataout(LCD_PANEL_ENABLE_GPIO, 1);
+ lcd_enabled = 0;
+}
+
@@ -244,7 +244,7 @@ index bc44cb5..edecfd3 100644
};
static void ads7846_dev_init(void)
-@@ -227,11 +430,13 @@ static void __init omap3_evm_init_irq(void)
+@@ -225,11 +428,13 @@ static void __init omap3_evm_init_irq(void)
static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
{ OMAP_TAG_UART, &omap3_evm_uart_config },
@@ -260,7 +260,7 @@ index bc44cb5..edecfd3 100644
&omap3evm_smc911x_device,
};
-@@ -250,8 +455,6 @@ static void __init omap3_evm_init(void)
+@@ -248,8 +453,6 @@ static void __init omap3_evm_init(void)
omap3_evm_i2c_init();
platform_add_devices(omap3_evm_devices, ARRAY_SIZE(omap3_evm_devices));
@@ -269,7 +269,7 @@ index bc44cb5..edecfd3 100644
spi_register_board_info(omap3evm_spi_board_info,
ARRAY_SIZE(omap3evm_spi_board_info));
-@@ -262,10 +465,13 @@ static void __init omap3_evm_init(void)
+@@ -260,10 +463,13 @@ static void __init omap3_evm_init(void)
usb_ehci_init();
omap3evm_flash_init();
ads7846_dev_init();
diff --git a/packages/linux/linux-omap_git.bb b/packages/linux/linux-omap_git.bb
index 5ad4bc1544..332748a423 100644
--- a/packages/linux/linux-omap_git.bb
+++ b/packages/linux/linux-omap_git.bb
@@ -10,7 +10,7 @@ SRCREV = "014ba70469e889ebb74516052c43fd06a419b17b"
PV = "2.6.27+2.6.28-rc7+${PR}+gitr${SRCREV}"
#PV = "2.6.27+${PR}+gitr${SRCREV}"
-PR = "r6"
+PR = "r7"
SRC_URI = "git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6.git;protocol=git \
file://defconfig"
@@ -37,7 +37,6 @@ SRC_URI_append = " \
file://0008-DSS-BEAGLE-Enable-DSS-in-beagle-defconfig.patch;patch=1 \
file://0009-DSS-Sharp-LS037V7DW01-LCD-Panel-driver.patch;patch=1 \
file://0011-DSS-Support-for-OMAP3-EVM-board.patch;patch=1 \
- http://www.bat.org/~tomba/git/0001-DSS-OMAPFB-Check-that-var-pixclock-is-not-zero.patch;patch=1 \
file://twl-asoc-fix-record.diff;patch=1 \
file://tick-schedc-suppress-needless-timer-reprogramming.patch;patch=1 \
file://fix-dpll-m4.diff;patch=1 \
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-04-19 21:08:01 +0000