[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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