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| author | Olof Johansson <olof@lixom.net> | 2007-02-04 16:36:52 -0600 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-02-07 14:03:22 +1100 |
| commit | f620be99e9355c41693f0c748ba9260f69278ee0 (patch) | |
| tree | e2acc48246629e4afe44abff2f04f79ee9092f61 /arch/powerpc/platforms/pasemi | |
| parent | 1199919b69ff9559a3d3444fb5eb45b7cc48264d (diff) | |
| download | linux-f620be99e9355c41693f0c748ba9260f69278ee0.tar.gz linux-f620be99e9355c41693f0c748ba9260f69278ee0.tar.bz2 linux-f620be99e9355c41693f0c748ba9260f69278ee0.zip | |
[POWERPC] pasemi: Implement restart
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>
Diffstat (limited to 'arch/powerpc/platforms/pasemi')
| -rw-r--r-- | arch/powerpc/platforms/pasemi/setup.c | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c index f69f5e76618f..cabf7017c05e 100644 --- a/arch/powerpc/platforms/pasemi/setup.c +++ b/arch/powerpc/platforms/pasemi/setup.c @@ -38,21 +38,13 @@ #include "pasemi.h" -static void pas_restart(char *cmd) -{ - printk("restart unimplemented, looping...\n"); - for (;;) ; -} - -static void pas_power_off(void) -{ - printk("power off unimplemented, looping...\n"); - for (;;) ; -} +static void __iomem *reset_reg; -static void pas_halt(void) +static void pas_restart(char *cmd) { - pas_power_off(); + printk("Restarting...\n"); + while (1) + out_le32(reset_reg, 0x6000000); } #ifdef CONFIG_SMP @@ -82,6 +74,10 @@ void __init pas_setup_arch(void) conswitchp = &dummy_con; #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(); } @@ -211,8 +207,6 @@ define_machine(pas) { .init_IRQ = pas_init_IRQ, .get_irq = mpic_get_irq, .restart = pas_restart, - .power_off = pas_power_off, - .halt = pas_halt, .get_boot_time = pas_get_boot_time, .calibrate_decr = generic_calibrate_decr, .check_legacy_ioport = pas_check_legacy_ioport, |