MIPS: ath79: Fix number of GPIO lines for AR724[12]

The AR724[12] SoCs have more GPIO lines than the AR7240.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Cc: Cc: linux-mips@linux-mips.org
Patchwork: https://http://patchwork.linux-mips.org/patch/4167/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/ath79/gpio.c

@@ -188,8 +188,10 @@ void __init ath79_gpio_init(void)
 
 	if (soc_is_ar71xx())
 		ath79_gpio_count = AR71XX_GPIO_COUNT;
-	else if (soc_is_ar724x())
-		ath79_gpio_count = AR724X_GPIO_COUNT;
+	else if (soc_is_ar7240())
+		ath79_gpio_count = AR7240_GPIO_COUNT;
+	else if (soc_is_ar7241() || soc_is_ar7242())
+		ath79_gpio_count = AR7241_GPIO_COUNT;
 	else if (soc_is_ar913x())
 		ath79_gpio_count = AR913X_GPIO_COUNT;
 	else if (soc_is_ar933x())

arch/mips/include/asm/mach-ath79/ar71xx_regs.h

@@ -393,7 +393,8 @@
 #define AR71XX_GPIO_REG_FUNC		0x28
 
 #define AR71XX_GPIO_COUNT		16
-#define AR724X_GPIO_COUNT		18
+#define AR7240_GPIO_COUNT		18
+#define AR7241_GPIO_COUNT		20
 #define AR913X_GPIO_COUNT		22
 #define AR933X_GPIO_COUNT		30
 #define AR934X_GPIO_COUNT		23