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[ARM] pxa: save/restore PGSR on suspend/resume.

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Signed-off-by: Daniel Ribeiro <drwyrm@gmail.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
This commit is contained in:
Daniel Ribeiro 2009-05-02 15:05:59 -03:00 committed by Eric Miao
parent 1406de8e11
commit 818bc81444
1 changed files with 3 additions and 0 deletions
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3
arch/arm/mach-pxa/mfp-pxa2xx.c
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@ -322,6 +322,7 @@ static inline void pxa27x_mfp_init(void) {}
#ifdef CONFIG_PM #ifdef CONFIG_PM
static unsigned long saved_gafr[2][4]; static unsigned long saved_gafr[2][4];
static unsigned long saved_gpdr[4]; static unsigned long saved_gpdr[4];
static unsigned long saved_pgsr[4];
static int pxa2xx_mfp_suspend(struct sys_device *d, pm_message_t state) static int pxa2xx_mfp_suspend(struct sys_device *d, pm_message_t state)
{ {
@ -332,6 +333,7 @@ static int pxa2xx_mfp_suspend(struct sys_device *d, pm_message_t state)
saved_gafr[0][i] = GAFR_L(i); saved_gafr[0][i] = GAFR_L(i);
saved_gafr[1][i] = GAFR_U(i); saved_gafr[1][i] = GAFR_U(i);
saved_gpdr[i] = GPDR(i * 32); saved_gpdr[i] = GPDR(i * 32);
saved_pgsr[i] = PGSR(i);
GPDR(i * 32) = gpdr_lpm[i]; GPDR(i * 32) = gpdr_lpm[i];
} }
@ -346,6 +348,7 @@ static int pxa2xx_mfp_resume(struct sys_device *d)
GAFR_L(i) = saved_gafr[0][i]; GAFR_L(i) = saved_gafr[0][i];
GAFR_U(i) = saved_gafr[1][i]; GAFR_U(i) = saved_gafr[1][i];
GPDR(i * 32) = saved_gpdr[i]; GPDR(i * 32) = saved_gpdr[i];
PGSR(i) = saved_pgsr[i];
} }
PSSR = PSSR_RDH | PSSR_PH; PSSR = PSSR_RDH | PSSR_PH;
return 0; return 0;