[PATCH 4/6] sunxi: f1c100: add UART1 support

Andre Przywara andre.przywara at arm.com
Wed Oct 12 18:34:56 CEST 2022


Some boards use UART1 for its debug UART, so define the pins for the SPL
and the pinmux name and mux value for U-Boot proper.

Signed-off-by: Andre Przywara <andre.przywara at arm.com>
---
 arch/arm/mach-sunxi/board.c           | 4 ++++
 drivers/pinctrl/sunxi/pinctrl-sunxi.c | 1 +
 2 files changed, 5 insertions(+)

diff --git a/arch/arm/mach-sunxi/board.c b/arch/arm/mach-sunxi/board.c
index 62bb40b8c89..77216157908 100644
--- a/arch/arm/mach-sunxi/board.c
+++ b/arch/arm/mach-sunxi/board.c
@@ -147,6 +147,10 @@ static int gpio_init(void)
 	sunxi_gpio_set_cfgpin(SUNXI_GPH(12), SUN9I_GPH_UART0);
 	sunxi_gpio_set_cfgpin(SUNXI_GPH(13), SUN9I_GPH_UART0);
 	sunxi_gpio_set_pull(SUNXI_GPH(13), SUNXI_GPIO_PULL_UP);
+#elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUNIV)
+	sunxi_gpio_set_cfgpin(SUNXI_GPA(2), SUNIV_GPE_UART0);
+	sunxi_gpio_set_cfgpin(SUNXI_GPA(3), SUNIV_GPE_UART0);
+	sunxi_gpio_set_pull(SUNXI_GPA(3), SUNXI_GPIO_PULL_UP);
 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
 	sunxi_gpio_set_cfgpin(SUNXI_GPG(3), SUN5I_GPG_UART1);
 	sunxi_gpio_set_cfgpin(SUNXI_GPG(4), SUN5I_GPG_UART1);
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index 9ce2bc1b3af..061104be056 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -245,6 +245,7 @@ static const struct sunxi_pinctrl_function suniv_f1c100s_pinctrl_functions[] = {
 #else
 	{ "uart0",	5 },	/* PE0-PE1 */
 #endif
+	{ "uart1",	5 },	/* PA0-PA3 */
 };
 
 static const struct sunxi_pinctrl_desc __maybe_unused suniv_f1c100s_pinctrl_desc = {
-- 
2.25.1



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