[U-Boot] [PATCH v4 7/7] arm: rmobile: kzm9g: enable reset command

Tetsuyuki Kobayshi
2012-07-17T05:13:12Z

From: Tetsuyuki Kobayashi <koba@kmckk.co.jp>

Do soft power on reset in U-Boot reset command.

Signed-off-by: Tetsuyuki Kobayashi <koba@kmckk.co.jp>
---
Changes for v4:
- New

arch/arm/include/asm/arch-rmobile/sh73a0.h | 4 ++++
board/kmc/kzm9g/kzm9g.c | 2 ++
2 files changed, 6 insertions(+)

diff --git a/arch/arm/include/asm/arch-rmobile/sh73a0.h b/arch/arm/include/asm/arch-rmobile/sh73a0.h
index 74d1c48..6a6c237 100644
--- a/arch/arm/include/asm/arch-rmobile/sh73a0.h
+++ b/arch/arm/include/asm/arch-rmobile/sh73a0.h
@@ -41,6 +41,10 @@
#define SRESCR (CPG_BASE + 0x1018)
#define PCLKCR (CPG_BASE + 0x1020)

+/* SYSC */
+#define SYSC_BASE (0xE6180000)
+#define RESCNT2 (SYSC_BASE + 0x8020)
+
/* BSC */
#define BSC_BASE (0xFEC10000)

diff --git a/board/kmc/kzm9g/kzm9g.c b/board/kmc/kzm9g/kzm9g.c
index ed530fd..66bac69 100644
--- a/board/kmc/kzm9g/kzm9g.c
+++ b/board/kmc/kzm9g/kzm9g.c
@@ -372,4 +372,6 @@ int board_eth_init(bd_t *bis)

void reset_cpu(ulong addr)
{
+ /* Soft Power On Reset */
+ writel((1 << 31), RESCNT2);
}
--
1.7.9.5