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path: root/target/linux/ar71xx/patches-4.4/520-MIPS-ath79-enable-UART-function.patch
blob: c8649b749472f7020ba575643961e34063efdade (plain)
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--- a/arch/mips/ath79/dev-common.c
+++ b/arch/mips/ath79/dev-common.c
@@ -81,6 +81,15 @@ void __init ath79_register_uart(void)
 
 	uart_clk_rate = ath79_get_sys_clk_rate("uart");
 
+	if (soc_is_ar71xx())
+		ath79_gpio_function_enable(AR71XX_GPIO_FUNC_UART_EN);
+	else if (soc_is_ar724x())
+		ath79_gpio_function_enable(AR724X_GPIO_FUNC_UART_EN);
+	else if (soc_is_ar913x())
+		ath79_gpio_function_enable(AR913X_GPIO_FUNC_UART_EN);
+	else if (soc_is_ar933x())
+		ath79_gpio_function_enable(AR933X_GPIO_FUNC_UART_EN);
+
 	if (soc_is_ar71xx() ||
 	    soc_is_ar724x() ||
 	    soc_is_ar913x() ||