ARM: restart: kirkwood: use new restart hook

Hook these platforms restart code into the new restart hook rather than
using arch_reset().

Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 16 insertions, 0 deletions

diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index f3248cfbe51d..0bff4a916231 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -534,3 +534,19 @@ static int __init kirkwood_clock_gate(void)
         return 0;
 }
 late_initcall(kirkwood_clock_gate);
+
+void kirkwood_restart(char mode, const char *cmd)
+{
+        /*
+         * Enable soft reset to assert RSTOUTn.
+         */
+        writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK);
+
+        /*
+         * Assert soft reset.
+         */
+        writel(SOFT_RESET, SYSTEM_SOFT_RESET);
+
+        while (1)
+                ;
+}