The Boot ROM has enabled D-cache and MMU setting DDR memory area
as Normal Memory in its page table.  Disable D-cache and MMU
before jumping to U-Boot proper.

Signed-off-by: Masahiro Yamada <yamada.masah...@socionext.com>
---

 arch/arm/mach-uniphier/init/init-ld20.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/mach-uniphier/init/init-ld20.c 
b/arch/arm/mach-uniphier/init/init-ld20.c
index 660ad45..7f66053 100644
--- a/arch/arm/mach-uniphier/init/init-ld20.c
+++ b/arch/arm/mach-uniphier/init/init-ld20.c
@@ -51,5 +51,7 @@ int uniphier_ld20_init(const struct uniphier_board_data *bd)
 
        led_puts("L5");
 
+       dcache_disable();
+
        return 0;
 }
-- 
1.9.1

_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot

Reply via email to