Merge branch 'iop-raid6' into async-tx-next
[pandora-kernel.git] / arch / arm / mach-pxa / mfp-pxa2xx.c
index 7ffb91d..cf6b720 100644 (file)
@@ -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;
@@ -374,6 +377,9 @@ static int __init pxa2xx_mfp_init(void)
        if (cpu_is_pxa27x())
                pxa27x_mfp_init();
 
+       /* clear RDH bit to enable GPIO receivers after reset/sleep exit */
+       PSSR = PSSR_RDH;
+
        /* initialize gafr_run[], pgsr_lpm[] from existing values */
        for (i = 0; i <= gpio_to_bank(pxa_last_gpio); i++)
                gpdr_lpm[i] = GPDR(i * 32);