[U-Boot] [PATCH] MIMC200: reduce LCD pixclock
Mark Jackson
mpfj-list at mimc.co.uk
Tue Aug 11 12:33:47 CEST 2009
[Resent to add CC u-boot at lists.denx.de]
The initial pixclock for the MIMC200 board is wrong (and causes
screen corruption due to DMA underruns).
This patch simply reduces the pixel clock to fix the problem.
Signed-off-by: Mark Jackson <mpfj at mimc.co.uk>
---
board/mimc/mimc200/mimc200.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/board/mimc/mimc200/mimc200.c b/board/mimc/mimc200/mimc200.c
index b773c1a..0dcacb9 100644
--- a/board/mimc/mimc200/mimc200.c
+++ b/board/mimc/mimc200/mimc200.c
@@ -38,7 +38,7 @@
vidinfo_t panel_info = {
.vl_col = 480, /* Number of columns */
.vl_row = 272, /* Number of rows */
- .vl_clk = 10000000, /* pixel clock in ps */
+ .vl_clk = 5000000, /* pixel clock in ps */
.vl_sync = ATMEL_LCDC_INVCLK_INVERTED |
ATMEL_LCDC_INVLINE_INVERTED |
ATMEL_LCDC_INVFRAME_INVERTED,
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