arm64: dts: ti: k3-j7200-common-proc-board: Add uart pinmux

Add main, mcu, wakeup domain  uart0 pin mux into common board file and it's
reference to uart node.

Signed-off-by: Udit Kumar <u-kumar1@ti.com>
Reviewed-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20230611111140.3189111-5-u-kumar1@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
index ea5a4a6..7d67e4b 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
@@ -79,6 +79,24 @@
        };
 };
 
+&wkup_pmx0 {
+       mcu_uart0_pins_default: mcu-uart0-pins-default {
+               pinctrl-single,pins = <
+                       J721E_WKUP_IOPAD(0xf4, PIN_INPUT, 0) /* (D20) MCU_UART0_RXD */
+                       J721E_WKUP_IOPAD(0xf0, PIN_OUTPUT, 0) /* (D19) MCU_UART0_TXD */
+                       J721E_WKUP_IOPAD(0xf8, PIN_INPUT, 0) /* (E20) MCU_UART0_CTSn */
+                       J721E_WKUP_IOPAD(0xfc, PIN_OUTPUT, 0) /* (E21) MCU_UART0_RTSn */
+               >;
+       };
+
+       wkup_uart0_pins_default: wkup-uart0-pins-default {
+               pinctrl-single,pins = <
+                       J721E_WKUP_IOPAD(0xb0, PIN_INPUT, 0) /* (B14) WKUP_UART0_RXD */
+                       J721E_WKUP_IOPAD(0xb4, PIN_OUTPUT, 0) /* (A14) WKUP_UART0_TXD */
+               >;
+       };
+};
+
 &wkup_pmx2 {
        mcu_cpsw_pins_default: mcu-cpsw-pins-default {
                pinctrl-single,pins = <
@@ -112,6 +130,29 @@
 };
 
 &main_pmx0 {
+       main_uart0_pins_default: main-uart0-pins-default {
+               pinctrl-single,pins = <
+                       J721E_IOPAD(0xb0, PIN_INPUT, 0) /* (T16) UART0_RXD */
+                       J721E_IOPAD(0xb4, PIN_OUTPUT, 0) /* (T17) UART0_TXD */
+                       J721E_IOPAD(0xc0, PIN_INPUT, 2) /* (W3) SPI0_CS0.UART0_CTSn */
+                       J721E_IOPAD(0xc4, PIN_OUTPUT, 2) /* (U5) SPI0_CS1.UART0_RTSn */
+               >;
+       };
+
+       main_uart1_pins_default: main-uart1-pins-default {
+               pinctrl-single,pins = <
+                       J721E_IOPAD(0xb8, PIN_INPUT, 0) /* (T18) UART1_RXD */
+                       J721E_IOPAD(0xbc, PIN_INPUT, 0) /* (T20) UART1_TXD */
+               >;
+       };
+
+       main_uart3_pins_default: main-uart3-pins-default {
+               pinctrl-single,pins = <
+                       J721E_IOPAD(0x60, PIN_INPUT, 11) /* (T15) MCAN8_TX.UART3_CTSn */
+                       J721E_IOPAD(0x30, PIN_INPUT, 11) /* (Y18) MCAN2_TX.UART3_RXD */
+               >;
+       };
+
        main_i2c1_pins_default: main-i2c1-pins-default {
                pinctrl-single,pins = <
                        J721E_IOPAD(0xdc, PIN_INPUT_PULLUP, 3) /* (U3) ECAP0_IN_APWM_OUT.I2C1_SCL */
@@ -150,22 +191,30 @@
 &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>;
+       clock-frequency = <96000000>;
 };
 
 &main_uart0 {
        status = "okay";
        /* Shared with ATF on this platform */
        power-domains = <&k3_pds 146 TI_SCI_PD_SHARED>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&main_uart0_pins_default>;
 };
 
 &main_uart1 {
        status = "okay";
        /* Default pinmux */
+       pinctrl-names = "default";
+       pinctrl-0 = <&main_uart1_pins_default>;
 };
 
 &main_uart2 {
@@ -173,6 +222,13 @@
        status = "reserved";
 };
 
+&main_uart3 {
+       /* Shared with MCAN Interface */
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&main_uart3_pins_default>;
+};
+
 &main_gpio2 {
        status = "disabled";
 };