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-rw-r--r--packages/linux/linux-openmoko-2.6.28/0006-Subject-fix_glamo_xrandr_bug.patch.patch46
1 files changed, 46 insertions, 0 deletions
diff --git a/packages/linux/linux-openmoko-2.6.28/0006-Subject-fix_glamo_xrandr_bug.patch.patch b/packages/linux/linux-openmoko-2.6.28/0006-Subject-fix_glamo_xrandr_bug.patch.patch
new file mode 100644
index 0000000000..b65e3513c2
--- /dev/null
+++ b/packages/linux/linux-openmoko-2.6.28/0006-Subject-fix_glamo_xrandr_bug.patch.patch
@@ -0,0 +1,46 @@
+From d0bc6c5baae3a711f5039ea5440bafb37ebdfc24 Mon Sep 17 00:00:00 2001
+From: Balaji Rao <balajirrao@openmoko.org>
+Date: Wed, 28 Jan 2009 19:30:45 +0000
+Subject: [PATCH 6/8] Subject: fix_glamo_xrandr_bug.patch
+
+fix_glamo_xrandr_bug.patch
+
+This patch reintroduces the 2-cycle delay used when accessing glamo-fb
+registers. This seems to be required even when the corresponding
+registers in HOST_BUS are off.
+
+Signed-off-by: Balaji Rao <balajirrao@openmoko.org>
+---
+ drivers/mfd/glamo/glamo-fb.c | 10 ++++++++++
+ 1 files changed, 10 insertions(+), 0 deletions(-)
+
+diff --git a/drivers/mfd/glamo/glamo-fb.c b/drivers/mfd/glamo/glamo-fb.c
+index 64fe464..91cf75b 100644
+--- a/drivers/mfd/glamo/glamo-fb.c
++++ b/drivers/mfd/glamo/glamo-fb.c
+@@ -86,12 +86,22 @@ static struct platform_device glamo_spi_dev = {
+ static int reg_read(struct glamofb_handle *glamo,
+ u_int16_t reg)
+ {
++ int i = 0;
++
++ for (i = 0; i != 2; i ++)
++ nop();
++
+ return readw(glamo->base + reg);
+ }
+
+ static void reg_write(struct glamofb_handle *glamo,
+ u_int16_t reg, u_int16_t val)
+ {
++ int i = 0;
++
++ for (i = 0; i != 2; i ++)
++ nop();
++
+ writew(val, glamo->base + reg);
+ }
+
+--
+1.5.2.2
+