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openwrt-xburst/target/linux/ar71xx/patches-3.3/520-MIPS-ath79-enable-UART-function.patch
juhosg da951178da ar71xx: enable UART function for early_printk/console
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30909 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-03-12 17:32:39 +00:00

19 lines
621 B
Diff

--- a/arch/mips/ath79/dev-common.c
+++ b/arch/mips/ath79/dev-common.c
@@ -87,6 +87,15 @@ void __init ath79_register_uart(void)
if (IS_ERR(clk))
panic("unable to get UART clock, err=%ld", PTR_ERR(clk));
+ 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() ||