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[POWERPC] pasemi: Implement restart

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Implement reset on platforms/pasemi. Default is just to reset the
cpu using the SDC registers.

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Olof Johansson
2007-02-04 16:36:52 -06:00
committed by Paul Mackerras
parent 1199919b69
commit f620be99e9
1 changed files with 9 additions and 15 deletions
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24
arch/powerpc/platforms/pasemi/setup.c
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@@ -38,21 +38,13 @@
#include "pasemi.h" #include "pasemi.h"
static void __iomem *reset_reg;
static void pas_restart(char *cmd) static void pas_restart(char *cmd)
{ {
printk("restart unimplemented, looping...\n"); printk("Restarting...\n");
for (;;) ; while (1)
} out_le32(reset_reg, 0x6000000);
static void pas_power_off(void)
{
printk("power off unimplemented, looping...\n");
for (;;) ;
}
static void pas_halt(void)
{
pas_power_off();
} }
#ifdef CONFIG_SMP #ifdef CONFIG_SMP
@@ -82,6 +74,10 @@ void __init pas_setup_arch(void)
conswitchp = &dummy_con; conswitchp = &dummy_con;
#endif #endif
/* Remap SDC register for doing reset */
/* XXXOJN This should maybe come out of the device tree */
reset_reg = ioremap(0xfc101100, 4);
pasemi_idle_init(); pasemi_idle_init();
} }
@@ -211,8 +207,6 @@ define_machine(pas) {
.init_IRQ = pas_init_IRQ, .init_IRQ = pas_init_IRQ,
.get_irq = mpic_get_irq, .get_irq = mpic_get_irq,
.restart = pas_restart, .restart = pas_restart,
.power_off = pas_power_off,
.halt = pas_halt,
.get_boot_time = pas_get_boot_time, .get_boot_time = pas_get_boot_time,
.calibrate_decr = generic_calibrate_decr, .calibrate_decr = generic_calibrate_decr,
.check_legacy_ioport = pas_check_legacy_ioport, .check_legacy_ioport = pas_check_legacy_ioport,