MIMC200: reduce LCD pixclock
authorMark Jackson <mpfj-list@mimc.co.uk>
Tue, 11 Aug 2009 10:33:47 +0000 (11:33 +0100)
committerAnatolij Gustschin <agust@denx.de>
Tue, 11 Aug 2009 11:58:26 +0000 (13:58 +0200)
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@mimc.co.uk>
board/mimc/mimc200/mimc200.c

index b773c1a..0dcacb9 100644 (file)
@@ -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,