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| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-04-21 14:43:19 +0900 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-04-24 09:54:09 +0900 |
| commit | 2386969808c1694bb633804aff010294cb7e8573 (patch) | |
| tree | 143dac08b0816d0f63d5b08adcb891d2ae7fc7af /include/configs | |
| parent | 9d0c2ceb35be7016977560a92fc67e3e704e5c9f (diff) | |
| download | u-boot-imx-2386969808c1694bb633804aff010294cb7e8573.zip u-boot-imx-2386969808c1694bb633804aff010294cb7e8573.tar.gz u-boot-imx-2386969808c1694bb633804aff010294cb7e8573.tar.bz2 | |
ARM: uniphier: reserve the last 64 byte of SDRAM
The last 64 byte of each DDR channel of PH1-LD20 is periodically
used as a scratch area for the DDR PHY training.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'include/configs')
| -rw-r--r-- | include/configs/uniphier.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/configs/uniphier.h b/include/configs/uniphier.h index fb405a9..a25ac8d 100644 --- a/include/configs/uniphier.h +++ b/include/configs/uniphier.h @@ -259,6 +259,8 @@ #define CONFIG_SYS_SDRAM_BASE 0x80000000 #define CONFIG_NR_DRAM_BANKS 2 +/* for LD20; the last 64 byte is used for dynamic DDR PHY training */ +#define CONFIG_SYS_MEM_TOP_HIDE 64 #if defined(CONFIG_ARM64) #define CONFIG_SPL_TEXT_BASE 0x30000000 |