linux/arch/arm64/boot/dts/amlogic/amlogic-a4.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2024 Amlogic, Inc. All rights reserved.
 */

#include "amlogic-a4-common.dtsi"
#include "amlogic-a4-reset.h"
#include <dt-bindings/power/amlogic,a4-pwrc.h>
#include <dt-bindings/pinctrl/amlogic,pinctrl.h>
/ {
	cpus {
		#address-cells = <2>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			reg = <0x0 0x0>;
			enable-method = "psci";
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			reg = <0x0 0x1>;
			enable-method = "psci";
		};

		cpu2: cpu@2 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			reg = <0x0 0x2>;
			enable-method = "psci";
		};

		cpu3: cpu@3 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			reg = <0x0 0x3>;
			enable-method = "psci";
		};
	};

	sm: secure-monitor {
		compatible = "amlogic,meson-gxbb-sm";

		pwrc: power-controller {
			compatible = "amlogic,a4-pwrc";
			#power-domain-cells = <1>;
		};
	};
};

&apb {
	reset: reset-controller@2000 {
		compatible = "amlogic,a4-reset",
			     "amlogic,meson-s4-reset";
		reg = <0x0 0x2000 0x0 0x98>;
		#reset-cells = <1>;
	};

	periphs_pinctrl: pinctrl@4000 {
		compatible = "amlogic,pinctrl-a4";
		#address-cells = <2>;
		#size-cells = <2>;
		ranges = <0x0 0x0 0x0 0x4000 0x0 0x280>;

		gpiox: gpio@100 {
			reg = <0 0x100 0 0x40>, <0 0xc 0 0xc>;
			reg-names = "gpio", "mux";
			gpio-controller;
			#gpio-cells = <2>;
			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_X<<8) 18>;
		};

		gpiot: gpio@140 {
			reg = <0 0x140 0 0x40>, <0 0x2c 0 0xc>;
			reg-names = "gpio", "mux";
			gpio-controller;
			#gpio-cells = <2>;
			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_T<<8) 23>;
		};

		gpiod: gpio@180 {
			reg = <0 0x180 0 0x40>, <0 0x40 0 0x8>;
			reg-names = "gpio", "mux";
			gpio-controller;
			#gpio-cells = <2>;
			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_D<<8) 16>;
		};

		gpioe: gpio@1c0 {
			reg = <0 0x1c0 0 0x40>, <0 0x48 0 0x4>;
			reg-names = "gpio", "mux";
			gpio-controller;
			#gpio-cells = <2>;
			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_E<<8) 2>;
		};

		gpiob: gpio@240 {
			reg = <0 0x240 0 0x40>, <0 0 0 0x8>;
			reg-names = "gpio", "mux";
			gpio-controller;
			#gpio-cells = <2>;
			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_B<<8) 14>;
		};

		func-uart-a {
			uart_a_default: group-uart-a-pins1 {
				pinmux = <AML_PINMUX(AMLOGIC_GPIO_X, 11, 1)>,
					 <AML_PINMUX(AMLOGIC_GPIO_X, 12, 1)>,
					 <AML_PINMUX(AMLOGIC_GPIO_X, 13, 1)>,
					 <AML_PINMUX(AMLOGIC_GPIO_X, 14, 1)>;
			};

			group-uart-a-pins2 {
				pinmux = <AML_PINMUX(AMLOGIC_GPIO_D, 2, 3)>,
					 <AML_PINMUX(AMLOGIC_GPIO_D, 3, 3)>;
				bias-pull-up;
				drive-strength-microamp = <4000>;
			};
		};

		func-uart-b {
			uart_b_default: group-uart-b-pins {
				pinmux = <AML_PINMUX(AMLOGIC_GPIO_E, 0, 3)>,
					 <AML_PINMUX(AMLOGIC_GPIO_E, 1, 3)>;
				bias-pull-up;
				drive-strength-microamp = <4000>;
			};
		};

		func-uart-d {
			uart_d_default: group-uart-d-pins1 {
				pinmux = <AML_PINMUX(AMLOGIC_GPIO_T, 18, 4)>,
					 <AML_PINMUX(AMLOGIC_GPIO_T, 19, 4)>;
				bias-pull-up;
				drive-strength-microamp = <4000>;
			};

			group-uart-d-pins2 {
				pinmux = <AML_PINMUX(AMLOGIC_GPIO_T, 7, 2)>,
					 <AML_PINMUX(AMLOGIC_GPIO_T, 8, 2)>,
					 <AML_PINMUX(AMLOGIC_GPIO_T, 9, 2)>,
					 <AML_PINMUX(AMLOGIC_GPIO_T, 10, 2)>;
				bias-pull-up;
				drive-strength-microamp = <4000>;
			};
		};

		func-uart-e {
			uart_e_default: group-uart-e-pins {
				pinmux = <AML_PINMUX(AMLOGIC_GPIO_T, 14, 3)>,
					 <AML_PINMUX(AMLOGIC_GPIO_T, 15, 3)>,
					 <AML_PINMUX(AMLOGIC_GPIO_T, 16, 3)>,
					 <AML_PINMUX(AMLOGIC_GPIO_T, 17, 3)>;
				bias-pull-up;
				drive-strength-microamp = <4000>;
			};
		};
	};

	gpio_intc: interrupt-controller@4080 {
		compatible = "amlogic,a4-gpio-intc",
			     "amlogic,meson-gpio-intc";
		reg = <0x0 0x4080 0x0 0x20>;
		interrupt-controller;
		#interrupt-cells = <2>;
		amlogic,channel-interrupts =
			<10 11 12 13 14 15 16 17 18 19 20 21>;
	};

	ao_pinctrl: pinctrl@8e700 {
		compatible = "amlogic,pinctrl-a4";
		#address-cells = <2>;
		#size-cells = <2>;
		ranges = <0x0 0x0 0x0 0x8e700 0x0 0x80>;

		gpioao: gpio@4 {
			reg = <0 0x4 0 0x16>, <0 0 0 0x4>;
			reg-names = "gpio", "mux";
			gpio-controller;
			#gpio-cells = <2>;
			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_AO<<8) 7>;
		};

		test_n: gpio@44 {
			reg = <0 0x44 0 0x20>;
			reg-names = "gpio";
			gpio-controller;
			#gpio-cells = <2>;
			gpio-ranges = <&periphs_pinctrl 0 (AMLOGIC_GPIO_TEST_N<<8) 1>;
		};
	};

	gpio_ao_intc: interrupt-controller@8e72c {
		compatible = "amlogic,a4-gpio-ao-intc",
			     "amlogic,meson-gpio-intc";
		reg = <0x0 0x8e72c 0x0 0x0c>;
		interrupt-controller;
		#interrupt-cells = <2>;
		amlogic,channel-interrupts = <140 141>;
	};
};