Commit 86718345 authored by Nishanth Menon's avatar Nishanth Menon Committed by Vignesh Raghavendra
Browse files

arm64: dts: ti: j721e-common-proc-board: Add uart pinmux 



Explicitly define the pinmux rather than depend on bootloader configured
pinmux for the platform.

Signed-off-by: default avatarNishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20230601183151.1000157-5-nm@ti.com


Signed-off-by: default avatarVignesh Raghavendra <vigneshr@ti.com>
parent 26efc8d1

arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts

+58 −4
Original line number Diff line number Diff line
@@ -174,6 +174,36 @@ dp_connector_in: endpoint { 
};



&main_pmx0 {

	main_uart0_pins_default: main-uart0-pins-default {

		pinctrl-single,pins = <

			J721E_IOPAD(0x1d4, PIN_INPUT, 1) /* (Y3) SPI1_CS0.UART0_CTSn */

			J721E_IOPAD(0x1c0, PIN_OUTPUT, 1) /* (AA2) SPI0_CS0.UART0_RTSn */

			J721E_IOPAD(0x1e8, PIN_INPUT, 0) /* (AB2) UART0_RXD */

			J721E_IOPAD(0x1ec, PIN_OUTPUT, 0) /* (AB3) UART0_TXD */

		>;

	};



	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_uart2_pins_default: main-uart2-pins-default {

		pinctrl-single,pins = <

			J721E_IOPAD(0x1dc, PIN_INPUT, 3) /* (Y1) SPI1_CLK.UART2_RXD */

			J721E_IOPAD(0x1e0, PIN_OUTPUT, 3) /* (Y5) SPI1_D0.UART2_TXD */

		>;

	};



	main_uart4_pins_default: main-uart4-pins-default {

		pinctrl-single,pins = <

			J721E_IOPAD(0x190, PIN_INPUT, 1) /* (W23) RGMII6_TD3.UART4_RXD */

			J721E_IOPAD(0x194, PIN_OUTPUT, 1) /* (W28) RGMII6_TD2.UART4_TXD */

		>;

	};



	sw10_button_pins_default: sw10-button-pins-default {

		pinctrl-single,pins = <

			J721E_IOPAD(0x0, PIN_INPUT, 7) /* (AC18) EXTINTn.GPIO0_0 */
@@ -295,6 +325,22 @@ J721E_IOPAD(0x200, PIN_INPUT, 7) /* (AC4) UART1_CTSn.GPIO0_127 */ 
};



&wkup_pmx0 {

	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(0xe8, PIN_INPUT, 0) /* (H29) WKUP_GPIO0_14.MCU_UART0_CTSn */

			J721E_WKUP_IOPAD(0xec, PIN_OUTPUT, 0) /* (J27) WKUP_GPIO0_15.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 */

		>;

	};



	sw11_button_pins_default: sw11-button-pins-default {

		pinctrl-single,pins = <

			J721E_WKUP_IOPAD(0xcc, PIN_INPUT, 7) /* (G28) WKUP_GPIO0_7 */
@@ -375,32 +421,40 @@ J721E_WKUP_IOPAD(0xd0, PIN_INPUT, 7) /* (C14) WKUP_GPIO0_8 */ 
&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 {

	status = "okay";

	pinctrl-names = "default";

	pinctrl-0 = <&main_uart0_pins_default>;

	/* Shared with ATF on this platform */

	power-domains = <&k3_pds 146 TI_SCI_PD_SHARED>;

};



&main_uart1 {

	status = "okay";

	/* Default pinmux */

	pinctrl-names = "default";

	pinctrl-0 = <&main_uart1_pins_default>;

};



&main_uart2 {

	status = "okay";

	/* Default pinmux */

	pinctrl-names = "default";

	pinctrl-0 = <&main_uart2_pins_default>;

};



&main_uart4 {

	status = "okay";

	/* Default pinmux */

	pinctrl-names = "default";

	pinctrl-0 = <&main_uart4_pins_default>;

};



&main_gpio2 {