u-boot/arch/arm/dts/meson-a1.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2019 Amlogic, Inc. All rights reserved.
 */

#include <dt-bindings/clock/amlogic,a1-pll-clkc.h>
#include <dt-bindings/clock/amlogic,a1-peripherals-clkc.h>
#include <dt-bindings/gpio/meson-a1-gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/power/meson-a1-power.h>
#include <dt-bindings/reset/amlogic,meson-a1-reset.h>

/ {
	compatible = "amlogic,a1";

	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	cpus {
		#address-cells = <2>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a35";
			reg = <0x0 0x0>;
			enable-method = "psci";
			next-level-cache = <&l2>;
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a35";
			reg = <0x0 0x1>;
			enable-method = "psci";
			next-level-cache = <&l2>;
		};

		l2: l2-cache0 {
			compatible = "cache";
			cache-level = <2>;
			cache-unified;
		};
	};

	efuse: efuse {
		compatible = "amlogic,meson-gxbb-efuse";
		clocks = <&clkc_periphs CLKID_OTP>;
		#address-cells = <1>;
		#size-cells = <1>;
		secure-monitor = <&sm>;
		power-domains = <&pwrc PWRC_OTP_ID>;
	};

	psci {
		compatible = "arm,psci-1.0";
		method = "smc";
	};

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

		linux,cma {
			compatible = "shared-dma-pool";
			reusable;
			size = <0x0 0x800000>;
			alignment = <0x0 0x400000>;
			linux,cma-default;
		};
	};

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

		pwrc: power-controller {
			compatible = "amlogic,meson-a1-pwrc";
			#power-domain-cells = <1>;
		};
	};

	soc {
		compatible = "simple-bus";
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		spifc: spi@fd000400 {
			compatible = "amlogic,a1-spifc";
			reg = <0x0 0xfd000400 0x0 0x290>;
			clocks = <&clkc_periphs CLKID_SPIFC>;
			#address-cells = <1>;
			#size-cells = <0>;
			power-domains = <&pwrc PWRC_SPIFC_ID>;
			status = "disabled";
		};

		apb: bus@fe000000 {
			compatible = "simple-bus";
			reg = <0x0 0xfe000000 0x0 0x1000000>;
			#address-cells = <2>;
			#size-cells = <2>;
			ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x1000000>;

			reset: reset-controller@0 {
				compatible = "amlogic,meson-a1-reset";
				reg = <0x0 0x0 0x0 0x8c>;
				#reset-cells = <1>;
			};

			periphs_pinctrl: pinctrl@400 {
				compatible = "amlogic,meson-a1-periphs-pinctrl";
				#address-cells = <2>;
				#size-cells = <2>;
				ranges;

				gpio: bank@400 {
					reg = <0x0 0x0400 0x0 0x003c>,
					      <0x0 0x0480 0x0 0x0118>;
					reg-names = "mux", "gpio";
					gpio-controller;
					#gpio-cells = <2>;
					gpio-ranges = <&periphs_pinctrl 0 0 62>;
				};

				i2c0_f11_pins: i2c0-f11 {
					mux {
						groups = "i2c0_sck_f11",
							 "i2c0_sda_f12";
						function = "i2c0";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				i2c0_f9_pins: i2c0-f9 {
					mux {
						groups = "i2c0_sck_f9",
							 "i2c0_sda_f10";
						function = "i2c0";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				i2c1_x_pins: i2c1-x {
					mux {
						groups = "i2c1_sck_x",
							 "i2c1_sda_x";
						function = "i2c1";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				i2c1_a_pins: i2c1-a {
					mux {
						groups = "i2c1_sck_a",
							 "i2c1_sda_a";
						function = "i2c1";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				i2c2_x0_pins: i2c2-x0 {
					mux {
						groups = "i2c2_sck_x0",
							 "i2c2_sda_x1";
						function = "i2c2";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				i2c2_x15_pins: i2c2-x15 {
					mux {
						groups = "i2c2_sck_x15",
							 "i2c2_sda_x16";
						function = "i2c2";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				i2c2_a4_pins: i2c2-a4 {
					mux {
						groups = "i2c2_sck_a4",
							 "i2c2_sda_a5";
						function = "i2c2";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				i2c2_a8_pins: i2c2-a8 {
					mux {
						groups = "i2c2_sck_a8",
							 "i2c2_sda_a9";
						function = "i2c2";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				i2c3_x_pins: i2c3-x {
					mux {
						groups = "i2c3_sck_x",
							 "i2c3_sda_x";
						function = "i2c3";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				i2c3_f_pins: i2c3-f {
					mux {
						groups = "i2c3_sck_f",
							 "i2c3_sda_f";
						function = "i2c3";
						bias-pull-up;
						drive-strength-microamp = <3000>;
					};
				};

				uart_a_pins: uart-a {
					mux {
						groups = "uart_a_tx",
							 "uart_a_rx";
						function = "uart_a";
					};
				};

				uart_a_cts_rts_pins: uart-a-cts-rts {
					mux {
						groups = "uart_a_cts",
							 "uart_a_rts";
						function = "uart_a";
						bias-pull-down;
					};
				};

				sdio_pins: sdio {
					mux0 {
						groups = "sdcard_d0_x",
							 "sdcard_d1_x",
							 "sdcard_d2_x",
							 "sdcard_d3_x",
							 "sdcard_cmd_x";
						function = "sdcard";
						bias-pull-up;
					};

					mux1 {
						groups = "sdcard_clk_x";
						function = "sdcard";
						bias-disable;
					};
				};

				sdio_clk_gate_pins: sdio-clk-gate {
					mux {
						groups = "sdcard_clk_x";
						function = "sdcard";
						bias-pull-down;
					};
				};

				spifc_pins: spifc {
					mux {
						groups = "spif_mo",
							 "spif_mi",
							 "spif_clk",
							 "spif_cs",
							 "spif_hold_n",
							 "spif_wp_n";
						function = "spif";
					};
				};
			};

			gpio_intc: interrupt-controller@440 {
				compatible = "amlogic,meson-a1-gpio-intc",
					     "amlogic,meson-gpio-intc";
				reg = <0x0 0x0440 0x0 0x14>;
				interrupt-controller;
				#interrupt-cells = <2>;
				amlogic,channel-interrupts =
					<49 50 51 52 53 54 55 56>;
			};

			clkc_periphs: clock-controller@800 {
				compatible = "amlogic,a1-peripherals-clkc";
				reg = <0 0x800 0 0x104>;
				#clock-cells = <1>;
				clocks = <&clkc_pll CLKID_FCLK_DIV2>,
					 <&clkc_pll CLKID_FCLK_DIV3>,
					 <&clkc_pll CLKID_FCLK_DIV5>,
					 <&clkc_pll CLKID_FCLK_DIV7>,
					 <&clkc_pll CLKID_HIFI_PLL>,
					 <&xtal>;
				clock-names = "fclk_div2", "fclk_div3",
					      "fclk_div5", "fclk_div7",
					      "hifi_pll", "xtal";
			};

			i2c0: i2c@1400 {
				compatible = "amlogic,meson-axg-i2c";
				status = "disabled";
				reg = <0x0 0x1400 0x0 0x20>;
				interrupts = <GIC_SPI 32 IRQ_TYPE_EDGE_RISING>;
				#address-cells = <1>;
				#size-cells = <0>;
				clocks = <&clkc_periphs CLKID_I2C_M_A>;
				power-domains = <&pwrc PWRC_I2C_ID>;
			};

			uart_AO: serial@1c00 {
				compatible = "amlogic,meson-a1-uart",
					     "amlogic,meson-ao-uart";
				reg = <0x0 0x1c00 0x0 0x18>;
				interrupts = <GIC_SPI 25 IRQ_TYPE_EDGE_RISING>;
				clocks = <&xtal>, <&xtal>, <&xtal>;
				clock-names = "xtal", "pclk", "baud";
				status = "disabled";
			};

			uart_AO_B: serial@2000 {
				compatible = "amlogic,meson-a1-uart",
					     "amlogic,meson-ao-uart";
				reg = <0x0 0x2000 0x0 0x18>;
				interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
				clocks = <&xtal>, <&xtal>, <&xtal>;
				clock-names = "xtal", "pclk", "baud";
				status = "disabled";
			};

			saradc: adc@2c00 {
				compatible = "amlogic,meson-g12a-saradc",
					"amlogic,meson-saradc";
				reg = <0x0 0x2c00 0x0 0x48>;
				#io-channel-cells = <1>;
				power-domains = <&pwrc PWRC_I2C_ID>;
				interrupts = <GIC_SPI 35 IRQ_TYPE_EDGE_RISING>;
				clocks = <&xtal>,
					<&clkc_periphs CLKID_SARADC_EN>,
					<&clkc_periphs CLKID_SARADC>,
					<&clkc_periphs CLKID_SARADC_SEL>;
				clock-names = "clkin", "core",
					"adc_clk", "adc_sel";
				status = "disabled";
			};

			i2c1: i2c@5c00 {
				compatible = "amlogic,meson-axg-i2c";
				status = "disabled";
				reg = <0x0 0x5c00 0x0 0x20>;
				interrupts = <GIC_SPI 68 IRQ_TYPE_EDGE_RISING>;
				#address-cells = <1>;
				#size-cells = <0>;
				clocks = <&clkc_periphs CLKID_I2C_M_B>;
				power-domains = <&pwrc PWRC_I2C_ID>;
			};

			i2c2: i2c@6800 {
				compatible = "amlogic,meson-axg-i2c";
				status = "disabled";
				reg = <0x0 0x6800 0x0 0x20>;
				interrupts = <GIC_SPI 76 IRQ_TYPE_EDGE_RISING>;
				#address-cells = <1>;
				#size-cells = <0>;
				clocks = <&clkc_periphs CLKID_I2C_M_C>;
				power-domains = <&pwrc PWRC_I2C_ID>;
			};

			i2c3: i2c@6c00 {
				compatible = "amlogic,meson-axg-i2c";
				status = "disabled";
				reg = <0x0 0x6c00 0x0 0x20>;
				interrupts = <GIC_SPI 78 IRQ_TYPE_EDGE_RISING>;
				#address-cells = <1>;
				#size-cells = <0>;
				clocks = <&clkc_periphs CLKID_I2C_M_D>;
				power-domains = <&pwrc PWRC_I2C_ID>;
			};

			usb2_phy1: phy@4000 {
				compatible = "amlogic,a1-usb2-phy";
				clocks = <&clkc_periphs CLKID_USB_PHY_IN>;
				clock-names = "xtal";
				reg = <0x0 0x4000 0x0 0x60>;
				resets = <&reset RESET_USBPHY>;
				reset-names = "phy";
				#phy-cells = <0>;
				power-domains = <&pwrc PWRC_USB_ID>;
			};

			hwrng: rng@5118 {
				compatible = "amlogic,meson-rng";
				reg = <0x0 0x5118 0x0 0x4>;
				power-domains = <&pwrc PWRC_OTP_ID>;
			};

			sec_AO: ao-secure@5a20 {
				compatible = "amlogic,meson-gx-ao-secure", "syscon";
				reg = <0x0 0x5a20 0x0 0x140>;
				amlogic,has-chip-id;
			};

			clkc_pll: pll-clock-controller@7c80 {
				compatible = "amlogic,a1-pll-clkc";
				reg = <0 0x7c80 0 0x18c>;
				#clock-cells = <1>;
				clocks = <&clkc_periphs CLKID_FIXPLL_IN>,
					 <&clkc_periphs CLKID_HIFIPLL_IN>;
				clock-names = "fixpll_in", "hifipll_in";
			};

			sd_emmc: sd@10000 {
				compatible = "amlogic,meson-axg-mmc";
				reg = <0x0 0x10000 0x0 0x800>;
				interrupts = <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>;
				clocks = <&clkc_periphs CLKID_SD_EMMC_A>,
					 <&clkc_periphs CLKID_SD_EMMC>,
					 <&clkc_pll CLKID_FCLK_DIV2>;
				clock-names = "core",
					      "clkin0",
					      "clkin1";
				assigned-clocks = <&clkc_periphs CLKID_SD_EMMC_SEL2>;
				assigned-clock-parents = <&xtal>;
				resets = <&reset RESET_SD_EMMC_A>;
				power-domains = <&pwrc PWRC_SD_EMMC_ID>;
				status = "disabled";
			};
		};

		usb: usb@fe004400 {
			status = "disabled";
			compatible = "amlogic,meson-a1-usb-ctrl";
			reg = <0x0 0xfe004400 0x0 0xa0>;
			interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>;
			#address-cells = <2>;
			#size-cells = <2>;
			ranges;

			clocks = <&clkc_periphs CLKID_USB_CTRL>,
				 <&clkc_periphs CLKID_USB_BUS>,
				 <&clkc_periphs CLKID_USB_CTRL_IN>;
			clock-names = "usb_ctrl", "usb_bus", "xtal_usb_ctrl";
			resets = <&reset RESET_USBCTRL>;
			reset-name = "usb_ctrl";

			dr_mode = "otg";

			phys = <&usb2_phy1>;
			phy-names = "usb2-phy1";

			dwc3: usb@ff400000 {
				compatible = "snps,dwc3";
				reg = <0x0 0xff400000 0x0 0x100000>;
				interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
				dr_mode = "host";
				snps,dis_u2_susphy_quirk;
				snps,quirk-frame-length-adjustment = <0x20>;
				snps,parkmode-disable-ss-quirk;
			};

			dwc2: usb@ff500000 {
				compatible = "amlogic,meson-a1-usb", "snps,dwc2";
				reg = <0x0 0xff500000 0x0 0x40000>;
				interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
				phys = <&usb2_phy1>;
				phy-names = "usb2-phy";
				clocks = <&clkc_periphs CLKID_USB_PHY>;
				clock-names = "otg";
				dr_mode = "peripheral";
				g-rx-fifo-size = <192>;
				g-np-tx-fifo-size = <128>;
				g-tx-fifo-size = <128 128 16 16 16>;
			};
		};

		gic: interrupt-controller@ff901000 {
			compatible = "arm,gic-400";
			reg = <0x0 0xff901000 0x0 0x1000>,
			      <0x0 0xff902000 0x0 0x2000>,
			      <0x0 0xff904000 0x0 0x2000>,
			      <0x0 0xff906000 0x0 0x2000>;
			interrupt-controller;
			interrupts = <GIC_PPI 9
				(GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>;
			#interrupt-cells = <3>;
			#address-cells = <0>;
		};
	};

	timer {
		compatible = "arm,armv8-timer";
		interrupts = <GIC_PPI 13
			(GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 14
			(GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 11
			(GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 10
			(GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>;
	};

	xtal: xtal-clk {
		compatible = "fixed-clock";
		clock-frequency = <24000000>;
		clock-output-names = "xtal";
		#clock-cells = <0>;
	};
};