arm64: dts: ti: k3-j721e-sk: Add missing uart pinmuxes

Rather than depend on the default pinmuxes, explicitly describe the
pinmux

Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20230601183151.1000157-2-nm@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts
index c8db9d7..1969c62 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts
@@ -302,6 +302,13 @@
                >;
        };
 
+       main_uart1_pins_default: main-uart1-pins-default {
+               pinctrl-single,pins = <
+                       J721E_IOPAD(0x1f8, PIN_INPUT, 0) /* (AA4) UART1_RXD */
+                       J721E_IOPAD(0x1fc, PIN_OUTPUT, 0) /* (AB4) UART1_TXD */
+               >;
+       };
+
        main_i2c0_pins_default: main-i2c0-pins-default {
                pinctrl-single,pins = <
                        J721E_IOPAD(0x220, PIN_INPUT_PULLUP, 0) /* (AC5) I2C0_SCL */
@@ -495,6 +502,22 @@
                >;
        };
 
+       wkup_uart0_pins_default: wkup-uart0-pins-default {
+               pinctrl-single,pins = <
+                       J721E_WKUP_IOPAD(0xa0, PIN_INPUT, 0) /* (J29) WKUP_UART0_RXD */
+                       J721E_WKUP_IOPAD(0xa4, PIN_OUTPUT, 0) /* (J28) WKUP_UART0_TXD */
+               >;
+       };
+
+       mcu_uart0_pins_default: mcu-uart0-pins-default {
+               pinctrl-single,pins = <
+                       J721E_WKUP_IOPAD(0xf0, PIN_INPUT, 2) /* (D26) MCU_I3C0_SCL.MCU_UART0_CTSn */
+                       J721E_WKUP_IOPAD(0xf4, PIN_OUTPUT, 2)/* (D25) MCU_I3C0_SDA.MCU_UART0_RTSn */
+                       J721E_WKUP_IOPAD(0xe4, PIN_INPUT, 0) /* (H28) WKUP_GPIO0_13.MCU_UART0_RXD */
+                       J721E_WKUP_IOPAD(0xe0, PIN_OUTPUT, 0)/* (G29) WKUP_GPIO0_12.MCU_UART0_TXD */
+               >;
+       };
+
        wkup_i2c0_pins_default: wkup-i2c0-pins-default {
                pinctrl-single,pins = <
                        J721E_WKUP_IOPAD(0xf8, PIN_INPUT_PULLUP, 0) /* (J25) WKUP_I2C0_SCL */
@@ -513,11 +536,14 @@
 &wkup_uart0 {
        /* Wakeup UART is used by System firmware */
        status = "reserved";
+       pinctrl-names = "default";
+       pinctrl-0 = <&wkup_uart0_pins_default>;
 };
 
 &mcu_uart0 {
        status = "okay";
-       /* Default pinmux */
+       pinctrl-names = "default";
+       pinctrl-0 = <&mcu_uart0_pins_default>;
 };
 
 &main_uart0 {
@@ -530,7 +556,8 @@
 
 &main_uart1 {
        status = "okay";
-       /* Default pinmux */
+       pinctrl-names = "default";
+       pinctrl-0 = <&main_uart1_pins_default>;
 };
 
 &main_sdhci0 {