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

Signed-off-by: Daniel Ribeiro <drwyrm@gmail.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c
index 7ffb91d64c39..6ae50604170d 100644
--- a/arch/arm/mach-pxa/mfp-pxa2xx.c
+++ b/arch/arm/mach-pxa/mfp-pxa2xx.c
@@ -322,6 +322,7 @@ static inline void pxa27x_mfp_init(void) {}
 #ifdef CONFIG_PM
 static unsigned long saved_gafr[2][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)
 {
@@ -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[1][i] = GAFR_U(i);
                 saved_gpdr[i] = GPDR(i * 32);
+                saved_pgsr[i] = PGSR(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_U(i) = saved_gafr[1][i];
                 GPDR(i * 32) = saved_gpdr[i];
+                PGSR(i) = saved_pgsr[i];
         }
         PSSR = PSSR_RDH | PSSR_PH;
         return 0;