From: Rob Herring <rob.herr...@calxeda.com>
Implement reset for highbank platform. Reset is triggered via a wfi
instruction, so enabling armv7 for the compiler is necessary.
Signed-off-by: Rob Herring <rob.herr...@calxeda.com>
---
arch/arm/cpu/armv7/highbank/config.mk | 1 +
board/highbank/highbank.c | 8 ++++++++
2 files changed, 9 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/cpu/armv7/highbank/config.mk
diff --git a/arch/arm/cpu/armv7/highbank/config.mk
b/arch/arm/cpu/armv7/highbank/config.mk
new file mode 100644
index 0000000..935a147
--- /dev/null
+++ b/arch/arm/cpu/armv7/highbank/config.mk
@@ -0,0 +1 @@
+PLATFORM_CPPFLAGS += -march=armv7-a
diff --git a/board/highbank/highbank.c b/board/highbank/highbank.c
index 2de0091..b771cc8 100644
--- a/board/highbank/highbank.c
+++ b/board/highbank/highbank.c
@@ -22,6 +22,12 @@
#include <asm/sizes.h>
#include <asm/io.h>
+#define HB_SREG_A9_PWR_REQ 0xfff3cf00
+#define HB_PWR_SUSPEND 0
+#define HB_PWR_SOFT_RESET 1
+#define HB_PWR_HARD_RESET 2
+#define HB_PWR_SHUTDOWN 3
+
DECLARE_GLOBAL_DATA_PTR;
/*
@@ -67,4 +73,6 @@ void dram_init_banksize(void)
void reset_cpu(ulong addr)
{
+ writel(HB_PWR_HARD_RESET, HB_SREG_A9_PWR_REQ);
+ asm(" wfi");
}
--
1.7.5.4
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