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Diffstat (limited to 'arch/mips/loongson32/common/reset.c')
-rw-r--r--arch/mips/loongson32/common/reset.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/mips/loongson32/common/reset.c b/arch/mips/loongson32/common/reset.c
index c41e4ca56ab4..8a1d9cc5a134 100644
--- a/arch/mips/loongson32/common/reset.c
+++ b/arch/mips/loongson32/common/reset.c
@@ -9,12 +9,13 @@
#include <linux/io.h>
#include <linux/pm.h>
+#include <linux/sizes.h>
#include <asm/idle.h>
#include <asm/reboot.h>
#include <loongson1.h>
-static void __iomem *wdt_base;
+static void __iomem *wdt_reg_base;
static void ls1x_halt(void)
{
@@ -26,9 +27,9 @@ static void ls1x_halt(void)
static void ls1x_restart(char *command)
{
- __raw_writel(0x1, wdt_base + WDT_EN);
- __raw_writel(0x1, wdt_base + WDT_TIMER);
- __raw_writel(0x1, wdt_base + WDT_SET);
+ __raw_writel(0x1, wdt_reg_base + WDT_EN);
+ __raw_writel(0x1, wdt_reg_base + WDT_TIMER);
+ __raw_writel(0x1, wdt_reg_base + WDT_SET);
ls1x_halt();
}
@@ -40,8 +41,8 @@ static void ls1x_power_off(void)
static int __init ls1x_reboot_setup(void)
{
- wdt_base = ioremap_nocache(LS1X_WDT_BASE, 0x0f);
- if (!wdt_base)
+ wdt_reg_base = ioremap_nocache(LS1X_WDT_BASE, (SZ_4 + SZ_8));
+ if (!wdt_reg_base)
panic("Failed to remap watchdog registers");
_machine_restart = ls1x_restart;