arch/arm/dts/k3-am642-r5-evm.dts

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2020-2023 Texas Instruments Incorporated - https://www.ti.com/
 */

#include "k3-am642-evm.dts"
#include "k3-am64-evm-ddr4-1600MTs.dtsi"
#include "k3-am64-ddr.dtsi"

#include "k3-am642-evm-u-boot.dtsi"

/ {
	aliases {
		remoteproc0 = &sysctrler;
		remoteproc1 = &a53_0;
	};

	a53_0: a53@0 {
		compatible = "ti,am654-rproc";
		reg = <0x00 0x00a90000 0x00 0x10>;
		power-domains = <&k3_pds 61 TI_SCI_PD_EXCLUSIVE>,
				<&k3_pds 135 TI_SCI_PD_EXCLUSIVE>,
				<&k3_pds 137 TI_SCI_PD_EXCLUSIVE>;
		resets = <&k3_reset 135 0>;
		clocks = <&k3_clks 61 0>;
		assigned-clocks = <&k3_clks 61 0>, <&k3_clks 135 0>;
		assigned-clock-parents = <&k3_clks 61 2>;
		assigned-clock-rates = <200000000>, <1000000000>;
		ti,sci = <&dmsc>;
		ti,sci-proc-id = <32>;
		ti,sci-host-id = <10>;
		bootph-pre-ram;
	};

	clk_200mhz: dummy-clock-200mhz {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <200000000>;
		bootph-pre-ram;
	};
};

&cbass_main {
	sysctrler: sysctrler {
		compatible = "ti,am654-system-controller";
		mboxes= <&secure_proxy_main 1>, <&secure_proxy_main 0>;
		mbox-names = "tx", "rx";
		bootph-pre-ram;
	};
};

&main_esm {
	bootph-pre-ram;
};

&mcu_esm {
	bootph-pre-ram;
};

&dmsc {
	mboxes= <&secure_proxy_main 0>,
		<&secure_proxy_main 1>,
		<&secure_proxy_main 0>;
	mbox-names = "rx", "tx", "notify";
	ti,host-id = <35>;
	ti,secure-host;
};

&sdhci0 {
	clocks = <&clk_200mhz>;
	clock-names = "clk_xin";
};

&sdhci1 {
	clocks = <&clk_200mhz>;
	clock-names = "clk_xin";
};

&main_gpio0 {
	bootph-pre-ram;
};

/* UART is initialized before SYSFW is started
 * so we can't do any power-domain/clock operations.
 * Delete clock/power-domain properties to avoid
 * UART init failure
 */
&main_uart0 {
	/delete-property/ power-domains;
	/delete-property/ clocks;
	/delete-property/ clock-names;
};

/* timer init is called as part of rproc_start() while
 * starting System Firmware, so any clock/power-domain
 * operations will fail as SYSFW is not yet up and running.
 * Delete all clock/power-domain properties to avoid
 * timer init failure.
 * This is an always on timer at 20MHz.
 */
&main_timer0 {
	/delete-property/ clocks;
	/delete-property/ assigned-clocks;
	/delete-property/ assigned-clock-parents;
	/delete-property/ power-domains;
};