[PATCH] pcm memory fix

Tim Sander tim.sander at hbm.com
Tue Aug 23 08:30:01 EDT 2011


This patch is inspired by ram_timing.patch from OSELAS.BSP-Phytec-phyCORE-i.MX35-PD10.1.2. 
PCM043 1315.6 does not boot without it.

Signed-off-by: Tim Sander <tim.sander at hbm.com>

    change refresh cycle

diff --git a/arch/arm/boards/pcm043/lowlevel.c b/arch/arm/boards/pcm043/lowlevel.c
index eff96f9..bbe586b 100644
--- a/arch/arm/boards/pcm043/lowlevel.c
+++ b/arch/arm/boards/pcm043/lowlevel.c
@@ -146,7 +146,7 @@ void __bare_init __naked board_init_lowlevel(void)
        writel(0x00000304, ESDMISC); /* was 0x00000004 */
 
        /* set timing paramters */
-       writel(0x00255417, ESDCFG0);
+       writel(0x0025541F, ESDCFG0);
        /* select Precharge-All mode */
        writel(0x92220000, ESDCTL0);
        /* Precharge-All */

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