mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-21 14:37:57 +00:00
63 lines
1.6 KiB
Diff
63 lines
1.6 KiB
Diff
From c06e836ada59fbc6d1109277e693e5b3e056ac12 Mon Sep 17 00:00:00 2001
|
|
From: John Crispin <blogic@openwrt.org>
|
|
Date: Sun, 20 Jan 2013 22:00:57 +0100
|
|
Subject: [PATCH 03/14] MIPS: ralink: adds reset code
|
|
|
|
Resetting these SoCs requires no real magic. The code is straight forward.
|
|
|
|
Signed-off-by: John Crispin <blogic@openwrt.org>
|
|
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
|
|
Patchwork: http://patchwork.linux-mips.org/patch/4891/
|
|
---
|
|
arch/mips/ralink/reset.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
|
|
1 file changed, 44 insertions(+)
|
|
create mode 100644 arch/mips/ralink/reset.c
|
|
|
|
--- /dev/null
|
|
+++ b/arch/mips/ralink/reset.c
|
|
@@ -0,0 +1,44 @@
|
|
+/*
|
|
+ * This program is free software; you can redistribute it and/or modify it
|
|
+ * under the terms of the GNU General Public License version 2 as published
|
|
+ * by the Free Software Foundation.
|
|
+ *
|
|
+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
|
|
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
|
|
+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
|
|
+ */
|
|
+
|
|
+#include <linux/pm.h>
|
|
+#include <linux/io.h>
|
|
+
|
|
+#include <asm/reboot.h>
|
|
+
|
|
+#include <asm/mach-ralink/ralink_regs.h>
|
|
+
|
|
+/* Reset Control */
|
|
+#define SYSC_REG_RESET_CTRL 0x034
|
|
+#define RSTCTL_RESET_SYSTEM BIT(0)
|
|
+
|
|
+static void ralink_restart(char *command)
|
|
+{
|
|
+ local_irq_disable();
|
|
+ rt_sysc_w32(RSTCTL_RESET_SYSTEM, SYSC_REG_RESET_CTRL);
|
|
+ unreachable();
|
|
+}
|
|
+
|
|
+static void ralink_halt(void)
|
|
+{
|
|
+ local_irq_disable();
|
|
+ unreachable();
|
|
+}
|
|
+
|
|
+static int __init mips_reboot_setup(void)
|
|
+{
|
|
+ _machine_restart = ralink_restart;
|
|
+ _machine_halt = ralink_halt;
|
|
+ pm_power_off = ralink_halt;
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+arch_initcall(mips_reboot_setup);
|