karo: tx28: update Kconfig

[karo-tx-uboot.git] / drivers / gpio / mxs_gpio.c

diff --git a/drivers/gpio/mxs_gpio.c b/drivers/gpio/mxs_gpio.c
index cc7c225ccdbf059638841afde3eebe0a2b630fde..82ae23d315e045121bb7ea4154b73a799616cbc6 100644 (file)
--- a/drivers/gpio/mxs_gpio.c
+++ b/drivers/gpio/mxs_gpio.c
@@ -11,6 +11,7 @@
 #include <netdev.h>
 #include <asm/errno.h>
 #include <asm/io.h>
+#include <asm/gpio.h>
 #include <asm/arch/iomux.h>
 #include <asm/arch/imx-regs.h>
 
@@ -63,7 +64,7 @@ int gpio_get_value(unsigned gpio)
        return (readl(&reg->reg) >> PAD_PIN(gpio)) & 1;
 }
 
-void gpio_set_value(unsigned gpio, int value)
+int gpio_set_value(unsigned gpio, int value)
 {
        uint32_t bank = PAD_BANK(gpio);
        uint32_t offset = PINCTRL_DOUT(bank);
@@ -74,6 +75,8 @@ void gpio_set_value(unsigned gpio, int value)
                writel(1 << PAD_PIN(gpio), &reg->reg_set);
        else
                writel(1 << PAD_PIN(gpio), &reg->reg_clr);
+
+       return 0;
 }
 
 int gpio_direction_input(unsigned gpio)