diff options
Diffstat (limited to 'recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0015-DSS2-DSI-calculate-VP_CLK_RATIO-properly.patch')
| -rw-r--r-- | recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0015-DSS2-DSI-calculate-VP_CLK_RATIO-properly.patch | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0015-DSS2-DSI-calculate-VP_CLK_RATIO-properly.patch b/recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0015-DSS2-DSI-calculate-VP_CLK_RATIO-properly.patch deleted file mode 100644 index a0f2b9f528..0000000000 --- a/recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0015-DSS2-DSI-calculate-VP_CLK_RATIO-properly.patch +++ /dev/null @@ -1,68 +0,0 @@ -From a5c235a6f0094494ae1fc1a1ba4728e0d33dfd3b Mon Sep 17 00:00:00 2001 -From: Tomi Valkeinen <tomi.valkeinen@nokia.com> -Date: Thu, 2 Apr 2009 16:49:27 +0300 -Subject: [PATCH 15/69] DSS2: DSI: calculate VP_CLK_RATIO properly - ---- - drivers/video/omap2/dss/dsi.c | 17 +++++++++++------ - 1 files changed, 11 insertions(+), 6 deletions(-) - -diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c -index 4442931..aecb89d 100644 ---- a/drivers/video/omap2/dss/dsi.c -+++ b/drivers/video/omap2/dss/dsi.c -@@ -1104,7 +1104,10 @@ int dsi_pll_init(bool enable_hsclk, bool enable_hsdiv) - enable_clocks(1); - dsi_enable_pll_clock(1); - -- /* configure dispc fck and pixel clock to something sane */ -+ /* XXX this should be calculated depending on the screen size, -+ * required framerate and DSI speed. -+ * For now 48MHz is enough for 864x480@60 with 360Mbps/lane -+ * with two lanes */ - r = dispc_calc_clock_div(1, 48 * 1000 * 1000, &cinfo); - if (r) - goto err0; -@@ -1119,7 +1122,7 @@ int dsi_pll_init(bool enable_hsclk, bool enable_hsdiv) - if (r) - goto err0; - -- /* PLL does not come out of reset without this... */ -+ /* XXX 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) { -@@ -1128,8 +1131,8 @@ int dsi_pll_init(bool enable_hsclk, bool enable_hsdiv) - goto err1; - } - -- /* ... but if left on, we get problems when planes do not -- * fill the whole display. No idea about this XXX */ -+ /* XXX ... but if left on, we get problems when planes do not -+ * fill the whole display. No idea about this */ - dispc_pck_free_enable(0); - - if (enable_hsclk && enable_hsdiv) -@@ -2214,6 +2217,7 @@ static int dsi_proto_config(struct omap_display *display) - { - u32 r; - int buswidth = 0; -+ int div; - - dsi_config_tx_fifo(DSI_FIFO_SIZE_128, - DSI_FIFO_SIZE_0, -@@ -2254,8 +2258,9 @@ static int dsi_proto_config(struct omap_display *display) - r = FLD_MOD(r, 1, 1, 1); /* CS_RX_EN */ - r = FLD_MOD(r, 1, 2, 2); /* ECC_RX_EN */ - r = FLD_MOD(r, 1, 3, 3); /* TX_FIFO_ARBITRATION */ -- /* XXX what should the ratio be */ -- r = FLD_MOD(r, 0, 4, 4); /* VP_CLK_RATIO, VP_PCLK = VP_CLK/2 */ -+ -+ div = dispc_lclk_rate() / dispc_pclk_rate(); -+ r = FLD_MOD(r, div == 2 ? 0 : 1, 4, 4); /* VP_CLK_RATIO */ - r = FLD_MOD(r, buswidth, 7, 6); /* VP_DATA_BUS_WIDTH */ - r = FLD_MOD(r, 0, 8, 8); /* VP_CLK_POL */ - r = FLD_MOD(r, 2, 13, 12); /* LINE_BUFFER, 2 lines */ --- -1.6.2.4 - |