Use sa11x0_gpio_set_wake() to set the PWER register, as provided by
Dmitry some time back.

Signed-off-by: Russell King <[email protected]>
---
 drivers/gpio/gpio-sa1100.c | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/drivers/gpio/gpio-sa1100.c b/drivers/gpio/gpio-sa1100.c
index 8d8ee0ebf14c..fb9d52a57d78 100644
--- a/drivers/gpio/gpio-sa1100.c
+++ b/drivers/gpio/gpio-sa1100.c
@@ -12,6 +12,7 @@
 #include <linux/module.h>
 #include <linux/io.h>
 #include <linux/syscore_ops.h>
+#include <soc/sa1100/pwer.h>
 #include <mach/hardware.h>
 #include <mach/irqs.h>
 
@@ -73,6 +74,7 @@ static struct gpio_chip sa1100_gpio_chip = {
 static int GPIO_IRQ_rising_edge;
 static int GPIO_IRQ_falling_edge;
 static int GPIO_IRQ_mask;
+static int GPIO_IRQ_wake;
 
 static int sa1100_gpio_type(struct irq_data *d, unsigned int type)
 {
@@ -131,11 +133,14 @@ static void sa1100_gpio_unmask(struct irq_data *d)
 
 static int sa1100_gpio_wake(struct irq_data *d, unsigned int on)
 {
-       if (on)
-               PWER |= BIT(d->hwirq);
-       else
-               PWER &= ~BIT(d->hwirq);
-       return 0;
+       int ret = sa11x0_gpio_set_wake(d->hwirq, on);
+       if (!ret) {
+               if (on)
+                       GPIO_IRQ_wake |= BIT(d->hwirq);
+               else
+                       GPIO_IRQ_wake &= ~BIT(d->hwirq);
+       }
+       return ret;
 }
 
 /*
@@ -201,8 +206,8 @@ static int sa1100_gpio_suspend(void)
        /*
         * Set the appropriate edges for wakeup.
         */
-       GRER = PWER & GPIO_IRQ_rising_edge;
-       GFER = PWER & GPIO_IRQ_falling_edge;
+       GRER = GPIO_IRQ_wake & GPIO_IRQ_rising_edge;
+       GFER = GPIO_IRQ_wake & GPIO_IRQ_falling_edge;
 
        /*
         * Clear any pending GPIO interrupts.
-- 
2.1.0


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