make gpio conformant to generic gpio spec.

[openwrt.git] / target / linux / ar7 / files / arch / mips / ar7 / gpio.c

diff --git a/target/linux/ar7/files/arch/mips/ar7/gpio.c b/target/linux/ar7/files/arch/mips/ar7/gpio.c
index e18dfe8..11f300f 100644 (file)
--- a/target/linux/ar7/files/arch/mips/ar7/gpio.c
+++ b/target/linux/ar7/files/arch/mips/ar7/gpio.c
@@ -20,9 +20,9 @@
 
 #include <asm/ar7/gpio.h>
 
-static char *ar7_gpio_list[AR7_GPIO_MAX] = { 0, };
+static const char *ar7_gpio_list[AR7_GPIO_MAX] = { 0, };
 
-int gpio_request(unsigned gpio, char *label)
+int gpio_request(unsigned gpio, const char *label)
 {
        if (gpio >= AR7_GPIO_MAX)
                return -EINVAL;