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| author | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-13 15:25:59 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-07-13 15:25:59 +0100 |
| commit | 30beab1491f0b96b2f23d3fb68af01fd921a16d8 (patch) | |
| tree | c580bdc0846269fbb10feeda901ecec1a48ee2ef /arch/arm/mach-pxa/standby.S | |
| parent | 21af6c4f2aa5f63138871b4ddd77d7ebf2588c9d (diff) | |
| parent | c32511e2718618f0b53479eb36e07439aa363a74 (diff) | |
| download | op-kernel-dev-30beab1491f0b96b2f23d3fb68af01fd921a16d8.zip op-kernel-dev-30beab1491f0b96b2f23d3fb68af01fd921a16d8.tar.gz | |
Merge with /shiny/git/linux-2.6/.git
Diffstat (limited to 'arch/arm/mach-pxa/standby.S')
| -rw-r--r-- | arch/arm/mach-pxa/standby.S | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/standby.S b/arch/arm/mach-pxa/standby.S new file mode 100644 index 0000000..8a3f27b --- /dev/null +++ b/arch/arm/mach-pxa/standby.S @@ -0,0 +1,32 @@ +/* + * PXA27x standby mode + * + * Author: David Burrage + * + * 2005 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#include <linux/config.h> +#include <linux/linkage.h> +#include <asm/assembler.h> +#include <asm/hardware.h> + +#include <asm/arch/pxa-regs.h> + + .text + +ENTRY(pxa_cpu_standby) + ldr r0, =PSSR + mov r1, #(PSSR_PH | PSSR_STS) + mov r2, #2 + mov r3, #UNCACHED_PHYS_0 @ Read mem context in. + ldr ip, [r3] + b 1f + + .align 5 +1: mcr p14, 0, r2, c7, c0, 0 @ put the system into Standby + str r1, [r0] @ make sure PSSR_PH/STS are clear + mov pc, lr |
