summaryrefslogtreecommitdiff
path: root/arch/mips/mti-sead3/sead3-reset.c
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/mips/mti-sead3/sead3-reset.c
Initial import
Diffstat (limited to 'arch/mips/mti-sead3/sead3-reset.c')
-rw-r--r--arch/mips/mti-sead3/sead3-reset.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/mips/mti-sead3/sead3-reset.c b/arch/mips/mti-sead3/sead3-reset.c
new file mode 100644
index 000000000..e6fb24414
--- /dev/null
+++ b/arch/mips/mti-sead3/sead3-reset.c
@@ -0,0 +1,40 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
+ */
+#include <linux/io.h>
+#include <linux/pm.h>
+
+#include <asm/reboot.h>
+
+#define SOFTRES_REG 0x1f000050
+#define GORESET 0x4d
+
+static void mips_machine_restart(char *command)
+{
+ unsigned int __iomem *softres_reg =
+ ioremap(SOFTRES_REG, sizeof(unsigned int));
+
+ __raw_writel(GORESET, softres_reg);
+}
+
+static void mips_machine_halt(void)
+{
+ unsigned int __iomem *softres_reg =
+ ioremap(SOFTRES_REG, sizeof(unsigned int));
+
+ __raw_writel(GORESET, softres_reg);
+}
+
+static int __init mips_reboot_setup(void)
+{
+ _machine_restart = mips_machine_restart;
+ _machine_halt = mips_machine_halt;
+ pm_power_off = mips_machine_halt;
+
+ return 0;
+}
+arch_initcall(mips_reboot_setup);