original_kernel/arch/arm64/boot/dts/ti/k3-am642-tqma64xxl.dtsi

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com/
 * Copyright (c) 2022-2023 TQ-Systems GmbH <linux@ew.tq-group.com>, D-82229 Seefeld, Germany.
 */

#include "k3-am642.dtsi"

/ {
	aliases {
		i2c0 = &main_i2c0;
		mmc0 = &sdhci0;
		spi0 = &ospi0;
	};

	memory@80000000 {
		device_type = "memory";
		/* 1G RAM - default variant */
		reg = <0x00000000 0x80000000 0x00000000 0x40000000>;

	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		secure_ddr: optee@9e800000 {
			reg = <0x00 0x9e800000 0x00 0x01800000>;
			alignment = <0x1000>;
			no-map;
		};

		main_r5fss0_core0_dma_memory_region: r5f-dma-memory@a0000000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0xa0000000 0x00 0x100000>;
			no-map;
		};

		main_r5fss0_core0_memory_region: r5f-memory@a0100000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0xa0100000 0x00 0xf00000>;
			no-map;
		};

		main_r5fss0_core1_dma_memory_region: r5f-dma-memory@a1000000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0xa1000000 0x00 0x100000>;
			no-map;
		};

		main_r5fss0_core1_memory_region: r5f-memory@a1100000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0xa1100000 0x00 0xf00000>;
			no-map;
		};

		main_r5fss1_core0_dma_memory_region: r5f-dma-memory@a2000000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0xa2000000 0x00 0x100000>;
			no-map;
		};

		main_r5fss1_core0_memory_region: r5f-memory@a2100000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0xa2100000 0x00 0xf00000>;
			no-map;
		};

		main_r5fss1_core1_dma_memory_region: r5f-dma-memory@a3000000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0xa3000000 0x00 0x100000>;
			no-map;
		};

		main_r5fss1_core1_memory_region: r5f-memory@a3100000 {
			compatible = "shared-dma-pool";
			reg = <0x00 0xa3100000 0x00 0xf00000>;
			no-map;
		};

		rtos_ipc_memory_region: ipc-memories@a5000000 {
			reg = <0x00 0xa5000000 0x00 0x00800000>;
			alignment = <0x1000>;
			no-map;
		};
	};

	reg_1v8: regulator-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "V_1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-always-on;
		regulator-boot-on;
	};
};

&main_i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&main_i2c0_pins>;
	clock-frequency = <400000>;
	status = "okay";

	tmp1075: temperature-sensor@4a {
		compatible = "ti,tmp1075";
		reg = <0x4a>;
		vs-supply = <&reg_1v8>;
	};

	eeprom0: eeprom@50 {
		compatible = "st,24c02", "atmel,24c02";
		reg = <0x50>;
		vcc-supply = <&reg_1v8>;
		pagesize = <16>;
		read-only;
	};

	pcf85063: rtc@51 {
		compatible = "nxp,pcf85063a";
		reg = <0x51>;
		quartz-load-femtofarads = <12500>;
	};

	eeprom1: eeprom@54 {
		compatible = "st,24c64", "atmel,24c64";
		reg = <0x54>;
		vcc-supply = <&reg_1v8>;
		pagesize = <32>;
	};
};

&mailbox0_cluster2 {
	status = "okay";

	mbox_main_r5fss0_core0: mbox-main-r5fss0-core0 {
		ti,mbox-rx = <0 0 2>;
		ti,mbox-tx = <1 0 2>;
	};

	mbox_main_r5fss0_core1: mbox-main-r5fss0-core1 {
		ti,mbox-rx = <2 0 2>;
		ti,mbox-tx = <3 0 2>;
	};
};

&mailbox0_cluster4 {
	status = "okay";

	mbox_main_r5fss1_core0: mbox-main-r5fss1-core0 {
		ti,mbox-rx = <0 0 2>;
		ti,mbox-tx = <1 0 2>;
	};

	mbox_main_r5fss1_core1: mbox-main-r5fss1-core1 {
		ti,mbox-rx = <2 0 2>;
		ti,mbox-tx = <3 0 2>;
	};
};

&mailbox0_cluster6 {
	status = "okay";

	mbox_m4_0: mbox-m4-0 {
		ti,mbox-rx = <0 0 2>;
		ti,mbox-tx = <1 0 2>;
	};
};

&main_r5fss0_core0 {
	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core0>;
	memory-region = <&main_r5fss0_core0_dma_memory_region>,
			<&main_r5fss0_core0_memory_region>;
};

&main_r5fss0_core1 {
	mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core1>;
	memory-region = <&main_r5fss0_core1_dma_memory_region>,
			<&main_r5fss0_core1_memory_region>;
};

&main_r5fss1_core0 {
	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core0>;
	memory-region = <&main_r5fss1_core0_dma_memory_region>,
			<&main_r5fss1_core0_memory_region>;
};

&main_r5fss1_core1 {
	mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core1>;
	memory-region = <&main_r5fss1_core1_dma_memory_region>,
			<&main_r5fss1_core1_memory_region>;
};

&ospi0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&ospi0_pins>;

	flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-tx-bus-width = <8>;
		spi-rx-bus-width = <8>;
		spi-max-frequency = <84000000>;
		cdns,tshsl-ns = <60>;
		cdns,tsd2d-ns = <60>;
		cdns,tchsh-ns = <60>;
		cdns,tslch-ns = <60>;
		cdns,read-delay = <2>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			/* Filled by bootloader */
		};
	};
};

&sdhci0 {
	status = "okay";
	non-removable;
	disable-wp;
	no-sdio;
	no-sd;
	ti,driver-strength-ohm = <50>;
};

&main_pmx0 {
	main_i2c0_pins: main-i2c0-pins {
		pinctrl-single,pins = <
			/* (A18) I2C0_SCL */
			AM64X_IOPAD(0x0260, PIN_INPUT_PULLUP, 0)
			/* (B18) I2C0_SDA */
			AM64X_IOPAD(0x0264, PIN_INPUT_PULLUP, 0)
		>;
	};

	ospi0_pins: ospi0-pins {
		pinctrl-single,pins = <
			/* (N20) OSPI0_CLK */
			AM64X_IOPAD(0x0000, PIN_OUTPUT, 0)
			/* (L19) OSPI0_CSn0 */
			AM64X_IOPAD(0x002c, PIN_OUTPUT, 0)
			/* (M19) OSPI0_D0 */
			AM64X_IOPAD(0x000c, PIN_INPUT, 0)
			/* (M18) OSPI0_D1 */
			AM64X_IOPAD(0x0010, PIN_INPUT, 0)
			/* (M20) OSPI0_D2 */
			AM64X_IOPAD(0x0014, PIN_INPUT, 0)
			/* (M21) OSPI0_D3 */
			AM64X_IOPAD(0x0018, PIN_INPUT, 0)
			/* (P21) OSPI0_D4 */
			AM64X_IOPAD(0x001c, PIN_INPUT, 0)
			/* (P20) OSPI0_D5 */
			AM64X_IOPAD(0x0020, PIN_INPUT, 0)
			/* (N18) OSPI0_D6 */
			AM64X_IOPAD(0x0024, PIN_INPUT, 0)
			/* (M17) OSPI0_D7 */
			AM64X_IOPAD(0x0028, PIN_INPUT, 0)
			/* (N19) OSPI0_DQS */
			AM64X_IOPAD(0x0008, PIN_INPUT, 0)
		>;
	};
};