MIPS: Alchemy: get rid of common/reset.c

Implement reset / poweroff in the board code instead.  The peripheral reset
code is gone too since YAMON which all in-tree boards use does the same
work when it boots.

Signed-off-by: Manuel Lauss <manuel.lauss@gmail.com>
Signed-off-by: Yoichi Yuasa <yuasa@linux-mips.org>
Cc: Linux-MIPS <linux-mips@linux-mips.org>
Patchwork: http://patchwork.linux-mips.org/patch/783/
Patchwork: http://patchwork.linux-mips.org/patch/882/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 14 insertions, 1 deletions

diff --git a/arch/mips/alchemy/mtx-1/board_setup.c b/arch/mips/alchemy/mtx-1/board_setup.c
index 13577eec8b44..e2838c6185d3 100644
--- a/arch/mips/alchemy/mtx-1/board_setup.c
+++ b/arch/mips/alchemy/mtx-1/board_setup.c
@@ -31,7 +31,9 @@
 #include <linux/gpio.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
+#include <linux/pm.h>
 
+#include <asm/reboot.h>
 #include <asm/mach-au1x00/au1000.h>
 
 #include <prom.h>
@@ -50,12 +52,19 @@ char irq_tab_alchemy[][5] __initdata = {
 extern int (*board_pci_idsel)(unsigned int devsel, int assert);
 int mtx1_pci_idsel(unsigned int devsel, int assert);
 
-void board_reset(void)
+static void mtx1_reset(char *c)
 {
         /* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
         au_writel(0x00000000, 0xAE00001C);
 }
 
+static void mtx1_power_off(void)
+{
+        printk(KERN_ALERT "It's now safe to remove power\n");
+        while (1)
+                asm volatile (".set mips3 ; wait ; .set mips1");
+}
+
 void __init board_setup(void)
 {
 #ifdef CONFIG_SERIAL_8250_CONSOLE
@@ -98,6 +107,10 @@ void __init board_setup(void)
         alchemy_gpio_direction_output(211, 1);  /* green on */
         alchemy_gpio_direction_output(212, 0);  /* red off */
 
+        pm_power_off = mtx1_power_off;
+        _machine_halt = mtx1_power_off;
+        _machine_restart = mtx1_reset;
+
         printk(KERN_INFO "4G Systems MTX-1 Board\n");
 }