[PATCH v2 05/23] pinctrl: sunxi: Add UART pinmuxes

Samuel Holland
2022-03-18T03:55:50Z

This includes UART0 and R_UART (s_uart) on all supported platforms, plus
the additional UART configurations from arch/arm/mach-sunxi/board.c.

Pin lists and mux values were taken from the Linux drivers.

Signed-off-by: Samuel Holland <samuel@sholland.org>
---

(no changes since v1)

drivers/pinctrl/sunxi/pinctrl-sunxi.c | 98 +++++++++++++++++++++++++++
1 file changed, 98 insertions(+)

diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index 24b9647054..751b47d687 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -225,6 +225,11 @@ static int sunxi_pinctrl_probe(struct udevice *dev)
static const struct sunxi_pinctrl_function suniv_f1c100s_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 5 }, /* PE0-PE1 */
+#endif
};

static const struct sunxi_pinctrl_desc __maybe_unused suniv_f1c100s_pinctrl_desc = {
@@ -237,6 +242,11 @@ static const struct sunxi_pinctrl_desc __maybe_unused suniv_f1c100s_pinctrl_desc
static const struct sunxi_pinctrl_function sun4i_a10_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 4 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PB22-PB23 */
+#endif
};

static const struct sunxi_pinctrl_desc __maybe_unused sun4i_a10_pinctrl_desc = {
@@ -249,6 +259,12 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun4i_a10_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun5i_a13_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 4 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PB19-PB20 */
+#endif
+ { "uart1", 4 }, /* PG3-PG4 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun5i_a13_pinctrl_desc = {
@@ -261,6 +277,11 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun5i_a13_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun6i_a31_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PH20-PH21 */
+#endif
};

static const struct sunxi_pinctrl_desc __maybe_unused sun6i_a31_pinctrl_desc = {
@@ -273,6 +294,7 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun6i_a31_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun6i_a31_r_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+ { "s_uart", 2 }, /* PL2-PL3 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun6i_a31_r_pinctrl_desc = {
@@ -285,6 +307,11 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun6i_a31_r_pinctrl_desc =
static const struct sunxi_pinctrl_function sun7i_a20_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 4 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PB22-PB23 */
+#endif
};

static const struct sunxi_pinctrl_desc __maybe_unused sun7i_a20_pinctrl_desc = {
@@ -297,6 +324,11 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun7i_a20_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun8i_a23_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#endif
+ { "uart1", 2 }, /* PG6-PG7 */
+ { "uart2", 2 }, /* PB0-PB1 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a23_pinctrl_desc = {
@@ -309,6 +341,7 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a23_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun8i_a23_r_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+ { "s_uart", 2 }, /* PL2-PL3 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a23_r_pinctrl_desc = {
@@ -321,6 +354,13 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a23_r_pinctrl_desc =
static const struct sunxi_pinctrl_function sun8i_a33_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 3 }, /* PB0-PB1 */
+#endif
+ { "uart1", 2 }, /* PG6-PG7 */
+ { "uart2", 2 }, /* PB0-PB1 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a33_pinctrl_desc = {
@@ -333,6 +373,13 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a33_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun8i_a83t_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PB9-PB10 */
+#endif
+ { "uart1", 2 }, /* PG6-PG7 */
+ { "uart2", 2 }, /* PB0-PB1 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a83t_pinctrl_desc = {
@@ -345,6 +392,7 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a83t_pinctrl_desc =
static const struct sunxi_pinctrl_function sun8i_a83t_r_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+ { "s_uart", 2 }, /* PL2-PL3 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a83t_r_pinctrl_desc = {
@@ -357,6 +405,13 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun8i_a83t_r_pinctrl_desc
static const struct sunxi_pinctrl_function sun8i_h3_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PA4-PA5 */
+#endif
+ { "uart1", 2 }, /* PG6-PG7 */
+ { "uart2", 2 }, /* PA0-PA1 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun8i_h3_pinctrl_desc = {
@@ -369,6 +424,7 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun8i_h3_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun8i_h3_r_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+ { "s_uart", 2 }, /* PL2-PL3 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun8i_h3_r_pinctrl_desc = {
@@ -381,6 +437,13 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun8i_h3_r_pinctrl_desc =
static const struct sunxi_pinctrl_function sun8i_v3s_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 3 }, /* PB8-PB9 */
+#endif
+ { "uart1", 2 }, /* PG6-PG7 */
+ { "uart2", 2 }, /* PB0-PB1 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun8i_v3s_pinctrl_desc = {
@@ -393,6 +456,11 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun8i_v3s_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun9i_a80_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 4 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PH12-PH13 */
+#endif
};

static const struct sunxi_pinctrl_desc __maybe_unused sun9i_a80_pinctrl_desc = {
@@ -405,6 +473,7 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun9i_a80_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun9i_a80_r_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+ { "s_uart", 3 }, /* PL0-PL1 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun9i_a80_r_pinctrl_desc = {
@@ -417,6 +486,13 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun9i_a80_r_pinctrl_desc =
static const struct sunxi_pinctrl_function sun50i_a64_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 4 }, /* PB8-PB9 */
+#endif
+ { "uart1", 2 }, /* PG6-PG7 */
+ { "uart2", 2 }, /* PB0-PB1 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun50i_a64_pinctrl_desc = {
@@ -429,6 +505,7 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun50i_a64_pinctrl_desc =
static const struct sunxi_pinctrl_function sun50i_a64_r_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+ { "s_uart", 2 }, /* PL2-PL3 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun50i_a64_r_pinctrl_desc = {
@@ -441,6 +518,13 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun50i_a64_r_pinctrl_desc
static const struct sunxi_pinctrl_function sun50i_h5_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PA4-PA5 */
+#endif
+ { "uart1", 2 }, /* PG6-PG7 */
+ { "uart2", 2 }, /* PA0-PA1 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h5_pinctrl_desc = {
@@ -453,6 +537,12 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h5_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun50i_h6_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PH0-PH1 */
+#endif
+ { "uart1", 2 }, /* PG6-PG7 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h6_pinctrl_desc = {
@@ -465,6 +555,7 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h6_pinctrl_desc = {
static const struct sunxi_pinctrl_function sun50i_h6_r_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+ { "s_uart", 2 }, /* PL2-PL3 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h6_r_pinctrl_desc = {
@@ -477,6 +568,12 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h6_r_pinctrl_desc =
static const struct sunxi_pinctrl_function sun50i_h616_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+#if IS_ENABLED(CONFIG_UART0_PORT_F)
+ { "uart0", 3 }, /* PF2-PF4 */
+#else
+ { "uart0", 2 }, /* PH0-PH1 */
+#endif
+ { "uart1", 2 }, /* PG6-PG7 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h616_pinctrl_desc = {
@@ -489,6 +586,7 @@ static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h616_pinctrl_desc =
static const struct sunxi_pinctrl_function sun50i_h616_r_pinctrl_functions[] = {
{ "gpio_in", 0 },
{ "gpio_out", 1 },
+ { "s_uart", 2 }, /* PL2-PL3 */
};

static const struct sunxi_pinctrl_desc __maybe_unused sun50i_h616_r_pinctrl_desc = {
--
2.33.1