WhyCan Forum(哇酷开发者社区)

// SPDX-License-Identifier: (GPL-2.0+ OR X11)
/*
 * Copyright 2018 Icenowy Zheng <icenowy@aosc.io>
 */

#include "suniv.dtsi"

// SPDX-License-Identifier: (GPL-2.0+ OR X11)
/*
 * Copyright 2018 Icenowy Zheng <icenowy@aosc.io>
 */

#include <dt-bindings/clock/suniv-ccu.h>
#include <dt-bindings/reset/suniv-ccu.h>

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	interrupt-parent = <&intc>;

	clocks {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		osc24M: clk-24M {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <24000000>;
			clock-output-names = "osc24M";
		};

		osc32k: clk-32k {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <32768>;
			clock-output-names = "osc32k";
		};

		fake100M: clk-100M {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <100000000>;
			clock-output-names = "fake-100M";
		};
	};

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

		cpu {
			compatible = "arm,arm926ej-s";
			device_type = "cpu";
		};
	};

	de: display-engine {
		compatible = "allwinner,suniv-display-engine";
		allwinner,pipelines = <&fe0>;
		status = "disabled";
	};

	soc {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		sram-controller@1c00000 {
			compatible = "allwinner,sun4i-a10-sram-controller";
			reg = <0x01c00000 0x30>;
			#address-cells = <1>;
			#size-cells = <1>;
			ranges;

			sram_d: sram@10000 {
				compatible = "mmio-sram";
				reg = <0x00010000 0x1000>;
				#address-cells = <1>;
				#size-cells = <1>;
				ranges = <0 0x00010000 0x1000>;

				otg_sram: sram-section@0 {
					compatible = "allwinner,sun4i-a10-sram-d";
					reg = <0x0000 0x1000>;
					status = "disabled";
				};
			};
		};

		spi0: spi@1c05000 {
			compatible = "allwinner,suniv-spi",
				     "allwinner,sun8i-h3-spi";
			reg = <0x01c05000 0x1000>;
			interrupts = <10>;
			clocks = <&ccu CLK_BUS_SPI0>, <&ccu CLK_BUS_SPI0>;
			clock-names = "ahb", "mod";
			resets = <&ccu RST_BUS_SPI0>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		spi1: spi@1c06000 {
			compatible = "allwinner,suniv-spi",
				     "allwinner,sun8i-h3-spi";
			reg = <0x01c06000 0x1000>;
			interrupts = <11>;
			clocks = <&ccu CLK_BUS_SPI1>, <&ccu CLK_BUS_SPI1>;
			clock-names = "ahb", "mod";
			resets = <&ccu RST_BUS_SPI1>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		tcon0: lcd-controller@1c0c000 {
			compatible = "allwinner,suniv-tcon";
			reg = <0x01c0c000 0x1000>;
			interrupts = <29>;
			clocks = <&ccu CLK_BUS_LCD>,
				 <&ccu CLK_TCON>,
				 <&osc24M>;	/* Still unknown */
			clock-names = "ahb",
				      "tcon-ch0",
				      "tcon-ch1";
			clock-output-names = "tcon-pixel-clock";
			resets = <&ccu RST_BUS_LCD>;
			reset-names = "lcd";
			status = "disabled";

			ports {
				#address-cells = <1>;
				#size-cells = <0>;

				tcon0_in: port@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;

					tcon0_in_be0: endpoint@0 {
						reg = <0>;
						remote-endpoint = <&be0_out_tcon0>;
					};
				};

				tcon0_out: port@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;
				};
			};
		};

		mmc0: mmc@1c0f000 {
			compatible = "allwinner,suniv-mmc",
				     "allwinner,sun7i-a20-mmc";
			reg = <0x01c0f000 0x1000>;
			clocks = <&ccu CLK_BUS_MMC0>,
				 <&ccu CLK_MMC0>,
				 <&ccu CLK_MMC0_OUTPUT>,
				 <&ccu CLK_MMC0_SAMPLE>;
			clock-names = "ahb",
				      "mmc",
				      "output",
				      "sample";
			resets = <&ccu RST_BUS_MMC0>;
			reset-names = "ahb";
			interrupts = <23>;
			pinctrl-names = "default";
			pinctrl-0 = <&mmc0_pins>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		mmc1: mmc@1c10000 {
			compatible = "allwinner,suniv-mmc",
				     "allwinner,sun7i-a20-mmc";
			reg = <0x01c10000 0x1000>;
			clocks = <&ccu CLK_BUS_MMC1>,
				 <&ccu CLK_MMC1>,
				 <&ccu CLK_MMC1_OUTPUT>,
				 <&ccu CLK_MMC1_SAMPLE>;
			clock-names = "ahb",
				      "mmc",
				      "output",
				      "sample";
			resets = <&ccu RST_BUS_MMC1>;
			reset-names = "ahb";
			interrupts = <24>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		ccu: clock@1c20000 {
			compatible = "allwinner,suniv-ccu";
			reg = <0x01c20000 0x400>;
			clocks = <&osc24M>, <&osc32k>;
			clock-names = "hosc", "losc";
			#clock-cells = <1>;
			#reset-cells = <1>;
		};

		intc: interrupt-controller@1c20400 {
			compatible = "allwinner,suniv-ic";
			reg = <0x01c20400 0x400>;
			interrupt-controller;
			#interrupt-cells = <1>;
		};

		pio: pinctrl@1c20800 {
			compatible = "allwinner,suniv-pinctrl";
			reg = <0x01c20800 0x400>;
			interrupts = <38>, <39>, <40>;
			clocks = <&ccu CLK_BUS_PIO>, <&osc24M>, <&osc32k>;
			clock-names = "apb", "hosc", "losc";
			gpio-controller;
			interrupt-controller;
			#interrupt-cells = <3>;
			#gpio-cells = <3>;

			spi0_pins_a: spi0-pins-pc {
				pins = "PC0", "PC1", "PC2", "PC3";
				function = "spi0";
			};

			lcd_rgb666_pins: lcd-rgb666-pins {
				pins = "PD0", "PD1", "PD2", "PD3", "PD4",
				       "PD5", "PD6", "PD7", "PD8", "PD9",
				       "PD10", "PD11", "PD12", "PD13", "PD14",
				       "PD15", "PD16", "PD17", "PD18", "PD19",
				       "PD20", "PD21";
				function = "lcd";
			};

			uart0_pins_a: uart-pins-pe {
				pins = "PE0", "PE1";
				function = "uart0";
			};

			mmc0_pins: mmc0-pins {
				pins = "PF0", "PF1", "PF2", "PF3", "PF4", "PF5";
				function = "mmc0";
			};
		};

		timer@1c20c00 {
			compatible = "allwinner,suniv-timer";
			reg = <0x01c20c00 0x90>;
			interrupts = <13>;
			clocks = <&osc24M>;
		};

		wdt: watchdog@1c20ca0 {
			compatible = "allwinner,sun6i-a31-wdt";
			reg = <0x01c20ca0 0x20>;
		};

		uart0: serial@1c25000 {
			compatible = "snps,dw-apb-uart";
			reg = <0x01c25000 0x400>;
			interrupts = <1>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clocks = <&ccu CLK_BUS_UART0>;
			resets = <&ccu RST_BUS_UART0>;
			status = "disabled";
		};

		uart1: serial@1c25400 {
			compatible = "snps,dw-apb-uart";
			reg = <0x01c25400 0x400>;
			interrupts = <2>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clocks = <&ccu CLK_BUS_UART1>;
			resets = <&ccu RST_BUS_UART1>;
			status = "disabled";
		};

		uart2: serial@1c25800 {
			compatible = "snps,dw-apb-uart";
			reg = <0x01c25800 0x400>;
			interrupts = <3>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clocks = <&ccu CLK_BUS_UART2>;
			resets = <&ccu RST_BUS_UART2>;
			status = "disabled";
		};

		usb_otg: usb@1c13000 {
			compatible = "allwinner,suniv-musb";
			reg = <0x01c13000 0x0400>;
			clocks = <&ccu CLK_BUS_OTG>;
			resets = <&ccu RST_BUS_OTG>;
			interrupts = <26>;
			interrupt-names = "mc";
			phys = <&usbphy 0>;
			phy-names = "usb";
			extcon = <&usbphy 0>;
			allwinner,sram = <&otg_sram 1>;
			status = "disabled";
		};

		usbphy: phy@1c13400 {
			compatible = "allwinner,suniv-usb-phy";
			reg = <0x01c13400 0x10>;
			reg-names = "phy_ctrl";
			clocks = <&ccu CLK_USB_PHY0>;
			clock-names = "usb0_phy";
			resets = <&ccu RST_USB_PHY0>;
			reset-names = "usb0_reset";
			#phy-cells = <1>;
			status = "disabled";
		};

		fe0: display-frontend@1e00000 {
			compatible = "allwinner,suniv-display-frontend";
			reg = <0x01e00000 0x20000>;
			interrupts = <30>;
			clocks = <&ccu CLK_BUS_DE_FE>, <&ccu CLK_DE_FE>,
				 <&ccu CLK_DRAM_DE_FE>;
			clock-names = "ahb", "mod",
				      "ram";
			resets = <&ccu RST_BUS_DE_FE>;
			status = "disabled";

			ports {
				#address-cells = <1>;
				#size-cells = <0>;

				fe0_out: port@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;

					fe0_out_be0: endpoint@0 {
						reg = <0>;
						remote-endpoint = <&be0_in_fe0>;
					};
				};
			};
		};

		be0: display-backend@1e60000 {
			compatible = "allwinner,suniv-display-backend";
			reg = <0x01e60000 0x10000>;
			reg-names = "be";
			interrupts = <31>;
			clocks = <&ccu CLK_BUS_DE_BE>, <&ccu CLK_DE_BE>,
				 <&ccu CLK_DRAM_DE_BE>;
			clock-names = "ahb", "mod",
				      "ram";
			resets = <&ccu RST_BUS_DE_BE>;
			reset-names = "be";
			assigned-clocks = <&ccu CLK_DE_BE>;
			assigned-clock-rates = <300000000>;

			ports {
				#address-cells = <1>;
				#size-cells = <0>;

				be0_in: port@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0>;

					be0_in_fe0: endpoint@0 {
						reg = <0>;
						remote-endpoint = <&fe0_out_be0>;
					};
				};

				be0_out: port@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <1>;

					be0_out_tcon0: endpoint@0 {
						reg = <0>;
						remote-endpoint = <&tcon0_in_be0>;
					};
				};
			};
		};
	};
};