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| author | eric miao <eric.miao@marvell.com> | 2008-01-28 23:00:02 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-02-04 13:17:33 +0000 |
| commit | c016550490687c6bdbcdf06c7b4d874b6c7c6e4e (patch) | |
| tree | d2b31c1d89c72417d050343caa6a6a5161b6d02f /arch/arm/mach-pxa/pxa25x.c | |
| parent | cd5604d5618a802e4ed047eb8b1515edc5fc49b5 (diff) | |
| download | kernel_samsung_smdk4412-c016550490687c6bdbcdf06c7b4d874b6c7c6e4e.zip kernel_samsung_smdk4412-c016550490687c6bdbcdf06c7b4d874b6c7c6e4e.tar.gz kernel_samsung_smdk4412-c016550490687c6bdbcdf06c7b4d874b6c7c6e4e.tar.bz2 | |
[ARM] pxa: introduce sysdev for IRQ register saving/restoring
Signed-off-by: eric miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-pxa/pxa25x.c')
| -rw-r--r-- | arch/arm/mach-pxa/pxa25x.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c index ddd05bf..797635e 100644 --- a/arch/arm/mach-pxa/pxa25x.c +++ b/arch/arm/mach-pxa/pxa25x.c @@ -21,6 +21,7 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/suspend.h> +#include <linux/sysdev.h> #include <asm/hardware.h> #include <asm/arch/irqs.h> @@ -165,7 +166,6 @@ enum { SLEEP_SAVE_START = 0, SLEEP_SAVE_PSTR, - SLEEP_SAVE_ICMR, SLEEP_SAVE_CKEN, SLEEP_SAVE_SIZE @@ -184,7 +184,6 @@ static void pxa25x_cpu_pm_save(unsigned long *sleep_save) SAVE(GAFR1_L); SAVE(GAFR1_U); SAVE(GAFR2_L); SAVE(GAFR2_U); - SAVE(ICMR); ICMR = 0; SAVE(CKEN); SAVE(PSTR); @@ -210,10 +209,6 @@ static void pxa25x_cpu_pm_restore(unsigned long *sleep_save) PSSR = PSSR_RDH | PSSR_PH; RESTORE(CKEN); - - ICLR = 0; - ICCR = 1; - RESTORE(ICMR); RESTORE(PSTR); } @@ -304,9 +299,15 @@ static struct platform_device *pxa25x_devices[] __initdata = { &pxa25x_device_assp, }; +static struct sys_device pxa25x_sysdev[] = { + { + .cls = &pxa_irq_sysclass, + }, +}; + static int __init pxa25x_init(void) { - int ret = 0; + int i, ret = 0; /* Only add HWUART for PXA255/26x; PXA210/250/27x do not have it. */ if (cpu_is_pxa25x()) @@ -320,9 +321,18 @@ static int __init pxa25x_init(void) pxa25x_init_pm(); + for (i = 0; i < ARRAY_SIZE(pxa25x_sysdev); i++) { + ret = sysdev_register(&pxa25x_sysdev[i]); + if (ret) + pr_err("failed to register sysdev[%d]\n", i); + } + ret = platform_add_devices(pxa25x_devices, ARRAY_SIZE(pxa25x_devices)); + if (ret) + return ret; } + /* Only add HWUART for PXA255/26x; PXA210/250/27x do not have it. */ if (cpu_is_pxa25x()) ret = platform_device_register(&pxa_device_hwuart); |