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authorYen Lin <yelin@nvidia.com>2012-04-02 13:18:56 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-05-15 08:31:38 +0200
commitc5179da9f3746f4ef59e8b5458b06b8fa2af422c (patch)
tree224486ceb1b2fe1a5495968c2025bf43a7b58e83 /arch
parent6570438a70f01ee2c4cb6bc622d23041aab5b021 (diff)
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tegra: Setup PMC scratch info from ap20 setup
Save SDRAM parameters into the warmboot scratch registers Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Yen Lin <yelin@nvidia.com> Signed-off-by: Tom Warren <twarren@nvidia.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/cpu/armv7/tegra2/ap20.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/tegra2/ap20.c b/arch/arm/cpu/armv7/tegra2/ap20.c
index 150fbfd..698bfd0 100644
--- a/arch/arm/cpu/armv7/tegra2/ap20.c
+++ b/arch/arm/cpu/armv7/tegra2/ap20.c
@@ -31,6 +31,7 @@
#include <asm/arch/pmc.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/scu.h>
+#include <asm/arch/warmboot.h>
#include <common.h>
int tegra_get_chip_type(void)
@@ -322,6 +323,11 @@ void init_pmc_scratch(void)
/* ODMDATA is for kernel use to determine RAM size, LP config, etc. */
writel(CONFIG_SYS_BOARD_ODMDATA, &pmc->pmc_scratch20);
+
+#ifdef CONFIG_TEGRA2_LP0
+ /* save Sdram params to PMC 2, 4, and 24 for WB0 */
+ warmboot_save_sdram_params();
+#endif
}
void tegra2_start(void)