u-boot/arch/arm/dts/k3-am68-sk-r5-base-board.dts

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
 */

/dts-v1/;

#include "k3-am68-sk-som.dtsi"
#include "k3-j721s2-ddr-evm-lp4-4266.dtsi"
#include "k3-j721s2-ddr.dtsi"

/ {
	chosen {
		firmware-loader = &fs_loader0;
		stdout-path = &main_uart8;
		tick-timer = &timer1;
	};

	aliases {
		remoteproc0 = &sysctrler;
		remoteproc1 = &a72_0;
	};

	fs_loader0: fs_loader@0 {
		compatible = "u-boot,fs-loader";
		u-boot,dm-pre-reloc;
	};

	a72_0: a72@0 {
		compatible = "ti,am654-rproc";
		reg = <0x0 0x00a90000 0x0 0x10>;
		power-domains = <&k3_pds 61 TI_SCI_PD_EXCLUSIVE>,
				<&k3_pds 202 TI_SCI_PD_EXCLUSIVE>;
		resets = <&k3_reset 202 0>;
		clocks = <&k3_clks 61 1>;
		assigned-clocks = <&k3_clks 61 1>, <&k3_clks 202 0>;
		assigned-clock-parents = <&k3_clks 61 2>;
		assigned-clock-rates = <200000000>, <2000000000>;
		ti,sci = <&sms>;
		ti,sci-proc-id = <32>;
		ti,sci-host-id = <10>;
		u-boot,dm-spl;
	};

	clk_200mhz: dummy_clock_200mhz {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <200000000>;
		u-boot,dm-spl;
	};

	clk_19_2mhz: dummy_clock_19_2mhz {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <19200000>;
		u-boot,dm-spl;
	};
};

&cbass_mcu_wakeup {
	sa3_secproxy: secproxy@44880000 {
		u-boot,dm-spl;
		compatible = "ti,am654-secure-proxy";
		reg = <0x0 0x44880000 0x0 0x20000>,
		      <0x0 0x44860000 0x0 0x20000>,
		      <0x0 0x43600000 0x0 0x10000>;
		reg-names = "rt", "scfg", "target_data";
		#mbox-cells = <1>;
	};

	mcu_secproxy: secproxy@2a380000 {
		compatible = "ti,am654-secure-proxy";
		reg = <0x0 0x2a380000 0x0 0x80000>,
		      <0x0 0x2a400000 0x0 0x80000>,
		      <0x0 0x2a480000 0x0 0x80000>;
		reg-names = "rt", "scfg", "target_data";
		#mbox-cells = <1>;
		u-boot,dm-spl;
	};

	sysctrler: sysctrler {
		compatible = "ti,am654-system-controller";
		mboxes= <&mcu_secproxy 4>, <&mcu_secproxy 5>, <&sa3_secproxy 5>;
		mbox-names = "tx", "rx", "boot_notify";
		u-boot,dm-spl;
	};

	dm_tifs: dm-tifs {
		compatible = "ti,j721e-dm-sci";
		ti,host-id = <3>;
		ti,secure-host;
		mbox-names = "rx", "tx";
		mboxes= <&mcu_secproxy 21>,
			<&mcu_secproxy 23>;
		u-boot,dm-spl;
	};
};

&main_pmx0 {
	main_uart8_pins_default: main-uart8-pins-default {
		pinctrl-single,pins = <
			J721S2_IOPAD(0x0d0, PIN_INPUT, 11) /* (AF26) SPI0_CS1.UART8_RXD */
			J721S2_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AH27) SPI0_CLK.UART8_TXD */
		>;
	};

	main_mmc1_pins_default: main-mmc1-pins-default {
		pinctrl-single,pins = <
			J721S2_IOPAD(0x104, PIN_INPUT, 0) /* (P23) MMC1_CLK */
			J721S2_IOPAD(0x108, PIN_INPUT, 0) /* (N24) MMC1_CMD */
			J721S2_IOPAD(0x100, PIN_INPUT, 0) /* (###) MMC1_CLKLB */
			J721S2_IOPAD(0x0fc, PIN_INPUT, 0) /* (M23) MMC1_DAT0 */
			J721S2_IOPAD(0x0f8, PIN_INPUT, 0) /* (P24) MMC1_DAT1 */
			J721S2_IOPAD(0x0f4, PIN_INPUT, 0) /* (R24) MMC1_DAT2 */
			J721S2_IOPAD(0x0f0, PIN_INPUT, 0) /* (R22) MMC1_DAT3 */
			J721S2_IOPAD(0x0e8, PIN_INPUT, 8) /* (AE25) TIMER_IO0.MMC1_SDCD */
		>;
	};

	main_usbss0_pins_default: main-usbss0-pins-default {
		pinctrl-single,pins = <
			J721S2_IOPAD(0x0ec, PIN_OUTPUT, 6) /* (AG25) TIMER_IO1.USB0_DRVVBUS */
		>;
	};
};

&wkup_pmx0 {
	mcu_uart0_pins_default: mcu-uart0-pins-default {
		u-boot,dm-spl;
		pinctrl-single,pins = <
			J721S2_WKUP_IOPAD(0x0f4, PIN_INPUT, 0) /*(C24) WKUP_GPIO0_13.MCU_UART0_RXD*/
			J721S2_WKUP_IOPAD(0x0f0, PIN_OUTPUT, 0) /*(C25) WKUP_GPIO0_12.MCU_UART0_TXD*/
		>;
	};

	wkup_uart0_pins_default: wkup-uart0-pins-default {
		u-boot,dm-spl;
		pinctrl-single,pins = <
			J721S2_WKUP_IOPAD(0x0d8, PIN_INPUT, 0) /*(E25) WKUP_GPIO0_6.WKUP_UART0_CTSn*/
			J721S2_WKUP_IOPAD(0x0dc, PIN_OUTPUT, 0) /*(F28) WKUP_GPIO0_7.WKUP_UART0_RTSn*/
			J721S2_WKUP_IOPAD(0x0b0, PIN_INPUT, 0) /* (D28) WKUP_UART0_RXD */
			J721S2_WKUP_IOPAD(0x0b4, PIN_OUTPUT, 0) /* (D27) WKUP_UART0_TXD */
		>;
	};

};

&sms {
	mboxes= <&mcu_secproxy 8>, <&mcu_secproxy 6>, <&mcu_secproxy 5>;
	mbox-names = "tx", "rx", "notify";
	ti,host-id = <4>;
	ti,secure-host;
	u-boot,dm-spl;
};

&wkup_uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&wkup_uart0_pins_default>;
};

&mcu_uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&mcu_uart0_pins_default>;
};

&main_uart8 {
	pinctrl-names = "default";
	pinctrl-0 = <&main_uart8_pins_default>;
};

&main_sdhci0 {
	status = "disabled";
};

&main_sdhci1 {
	/delete-property/ power-domains;
	/delete-property/ assigned-clocks;
	/delete-property/ assigned-clock-parents;
	pinctrl-0 = <&main_mmc1_pins_default>;
	pinctrl-names = "default";
	clock-names = "clk_xin";
	clocks = <&clk_200mhz>;
	ti,driver-strength-ohm = <50>;
};

&mcu_ringacc {
	ti,sci = <&dm_tifs>;
};

&mcu_udmap {
	ti,sci = <&dm_tifs>;
};

#include "k3-am68-sk-base-board-u-boot.dtsi"