ar71xx: enabling control GPIO14 and GPIO15 on MR3040/MR11U

LAN1 and LAN2 LEDs not present (it pulled to ground via
resistors) on MR3040 and MR11U devices. This little patch
enabling ability to control GPIO14 and GPIO15.

Patch-by: Dmytro <dioptimizer@gmail.com>
Patchwork: http://patchwork.openwrt.org/patch/3439/


Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 35960

target/linux/ar71xx/files/arch/mips/ath79/mach-tl-mr11u.c

@@ -12,7 +12,9 @@
 #include <linux/gpio.h>
 
 #include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
 
+#include "common.h"
 #include "dev-eth.h"
 #include "dev-gpio-buttons.h"
 #include "dev-leds-gpio.h"
@@ -85,6 +87,10 @@ static void __init common_setup(void)
 	u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 	u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
 
+	/* Disable hardware control LAN1 and LAN2 LEDs, enabling GPIO14 and GPIO15 */
+	ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
+				    AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN);
+
 	/* disable PHY_SWAP and PHY_ADDR_SWAP bits */
 	ath79_setup_ar933x_phy4_switch(false, false);