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authorDavid S. Miller <davem@davemloft.net>2010-01-22 22:45:46 -0800
committerDavid S. Miller <davem@davemloft.net>2010-01-22 22:45:46 -0800
commit6be325719b3e54624397e413efd4b33a997e55a3 (patch)
tree57f321a56794cab2222e179b16731e0d76a4a68a /arch/arm/mach-realview/realview_pbx.c
parent26d92f9276a56d55511a427fb70bd70886af647a (diff)
parent92dcffb916d309aa01778bf8963a6932e4014d07 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'arch/arm/mach-realview/realview_pbx.c')
-rw-r--r--arch/arm/mach-realview/realview_pbx.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
index ec39488e2b42..a21a4b395f73 100644
--- a/arch/arm/mach-realview/realview_pbx.c
+++ b/arch/arm/mach-realview/realview_pbx.c
@@ -324,6 +324,20 @@ static void realview_pbx_fixup(struct machine_desc *mdesc, struct tag *tags,
#endif
}
+static void realview_pbx_reset(char mode)
+{
+ void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL);
+ void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK);
+
+ /*
+ * To reset, we hit the on-board reset register
+ * in the system FPGA
+ */
+ __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl);
+ __raw_writel(0x0000, reset_ctrl);
+ __raw_writel(0x0004, reset_ctrl);
+}
+
static void __init realview_pbx_init(void)
{
int i;
@@ -358,6 +372,7 @@ static void __init realview_pbx_init(void)
#ifdef CONFIG_LEDS
leds_event = realview_leds_event;
#endif
+ realview_reset = realview_pbx_reset;
}
MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX")