ARM: pxa: fix PGSR register address calculation

The file mfp-pxa2xx.c defines a macro, PGSR(), which translates a gpio
bank number to a PGSR register address. The function pxa2xx_mfp_suspend()
erroneously passed in a gpio number instead of a gpio bank number.

Signed-off-by: Paul Parsons <lost.distance@yahoo.com>
Cc: stable@kernel.org
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c
index 87ae3129f4f702353e7348442f9ae29df4379d47..b27544bcafcb5c68b384d850ea522da8f8712afe 100644 (file)
--- a/arch/arm/mach-pxa/mfp-pxa2xx.c
+++ b/arch/arm/mach-pxa/mfp-pxa2xx.c
@@ -347,9 +347,9 @@ static int pxa2xx_mfp_suspend(void)
                if ((gpio_desc[i].config & MFP_LPM_KEEP_OUTPUT) &&
                    (GPDR(i) & GPIO_bit(i))) {
                        if (GPLR(i) & GPIO_bit(i))
-                               PGSR(i) |= GPIO_bit(i);
+                               PGSR(gpio_to_bank(i)) |= GPIO_bit(i);
                        else
-                               PGSR(i) &= ~GPIO_bit(i);
+                               PGSR(gpio_to_bank(i)) &= ~GPIO_bit(i);
                }
        }