> Could you rebase it against current HEAD? Sure. Here it is.
From ba2fc48842d6f866e30f52f457a4c834431e1167 Mon Sep 17 00:00:00 2001
From: Nikita V. Youshchenko <[EMAIL PROTECTED]>
Date: Tue, 2 Sep 2008 07:51:05 +0400
Subject: [PATCH] ads5121: support for running from RAM
This patch makes it possible to start u-boot from RAM on ads5121 board.
It does two simple things:
- skips initialization of RAM controller if already running from RAM,
- makes CONFIG_ENV_ADDR absolute, not relative to CFG_MONITOR_BASE
Signed-off-by: Nikita V. Youshchenko <[EMAIL PROTECTED]>
---
board/ads5121/ads5121.c | 5 +++--
include/configs/ads5121.h | 2 +-
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/board/ads5121/ads5121.c b/board/ads5121/ads5121.c
index 0610928..bb1bf2d 100644
--- a/board/ads5121/ads5121.c
+++ b/board/ads5121/ads5121.c
@@ -120,8 +120,9 @@ phys_size_t initdram (int board_type)
*/
long int fixed_sdram (void)
{
- volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
u32 msize = CONFIG_SYS_DDR_SIZE * 1024 * 1024;
+#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
+ volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
u32 msize_log2 = __ilog2 (msize);
u32 i;
@@ -203,7 +204,7 @@ long int fixed_sdram (void)
/* Start MDDRC */
im->mddrc.ddr_time_config0 = CONFIG_SYS_MDDRC_TIME_CFG0_RUN;
im->mddrc.ddr_sys_config = CONFIG_SYS_MDDRC_SYS_CFG_RUN;
-
+#endif
return msize;
}
diff --git a/include/configs/ads5121.h b/include/configs/ads5121.h
index bb3525f..7a5cdf0 100644
--- a/include/configs/ads5121.h
+++ b/include/configs/ads5121.h
@@ -322,7 +322,7 @@
*/
#define CONFIG_ENV_IS_IN_FLASH 1
/* This has to be a multiple of the Flash sector size */
-#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE +
CONFIG_SYS_MONITOR_LEN)
+#define CONFIG_ENV_ADDR 0xfff40000
#define CONFIG_ENV_SIZE 0x2000
#ifdef CONFIG_BKUP_FLASH
#define CONFIG_ENV_SECT_SIZE 0x20000 /* one sector (256K) for env */
--
1.5.6.5
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