From 4104980a3c21801f701e53961375b3d736ee9a73 Mon Sep 17 00:00:00 2001 From: Russell King Date: Wed, 27 Aug 2008 12:55:04 +0100 Subject: [ARM] pxa: Allow platforms to override PSPR setting Currently, we set PSPR just before entering sleep mode. However, some platforms have different requirements for setting PSPR in order to properly wake up. Set PSPR earlier in the suspend cycle so that platforms can change the setting by using a sysdev driver instead. Acked-by: Eric Miao Signed-off-by: Russell King --- arch/arm/mach-pxa/pm.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'arch/arm/mach-pxa/pm.c') diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c index 1b539e675579..164eb0bb6321 100644 --- a/arch/arm/mach-pxa/pm.c +++ b/arch/arm/mach-pxa/pm.c @@ -86,9 +86,27 @@ static int pxa_pm_valid(suspend_state_t state) return -EINVAL; } +static int pxa_pm_prepare(void) +{ + int ret = 0; + + if (pxa_cpu_pm_fns && pxa_cpu_pm_fns->prepare) + ret = pxa_cpu_pm_fns->prepare(); + + return ret; +} + +static void pxa_pm_finish(void) +{ + if (pxa_cpu_pm_fns && pxa_cpu_pm_fns->finish) + pxa_cpu_pm_fns->finish(); +} + static struct platform_suspend_ops pxa_pm_ops = { .valid = pxa_pm_valid, .enter = pxa_pm_enter, + .prepare = pxa_pm_prepare, + .finish = pxa_pm_finish, }; static int __init pxa_pm_init(void) -- cgit v1.2.3-55-g7522