alistair23-linux/arch/arm/boot/dts/lpc18xx.dtsi

/*
 * Common base for NXP LPC18xx and LPC43xx devices.
 *
 * Copyright 2015 Joachim Eastwood <manabian@gmail.com>
 *
 * This code is released using a dual license strategy: BSD/GPL
 * You can choose the licence that better fits your requirements.
 *
 * Released under the terms of 3-clause BSD License
 * Released under the terms of GNU General Public License Version 2.0
 *
 */

#include "armv7-m.dtsi"

#include "dt-bindings/clock/lpc18xx-cgu.h"
#include "dt-bindings/clock/lpc18xx-ccu.h"

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

		cpu@0 {
			compatible = "arm,cortex-m3";
			device_type = "cpu";
			reg = <0x0>;
			clocks = <&ccu1 CLK_CPU_CORE>;
		};
	};

	clocks {
		xtal: xtal {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <12000000>;
		};

		xtal32: xtal32 {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <32768>;
		};

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

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

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

	soc {
		cgu: clock-controller@40050000 {
			compatible = "nxp,lpc1850-cgu";
			reg = <0x40050000 0x1000>;
			#clock-cells = <1>;
			clocks = <&xtal>, <&xtal32>, <&enet_rx_clk>, <&enet_tx_clk>, <&gp_clkin>;
		};

		ccu1: clock-controller@40051000 {
			compatible = "nxp,lpc1850-ccu";
			reg = <0x40051000 0x1000>;
			#clock-cells = <1>;
			clocks = <&cgu BASE_APB3_CLK>,   <&cgu BASE_APB1_CLK>,
				 <&cgu BASE_SPIFI_CLK>,  <&cgu BASE_CPU_CLK>,
				 <&cgu BASE_PERIPH_CLK>, <&cgu BASE_USB0_CLK>,
				 <&cgu BASE_USB1_CLK>,   <&cgu BASE_SPI_CLK>;
			clock-names = "base_apb3_clk",   "base_apb1_clk",
				      "base_spifi_clk",  "base_cpu_clk",
				      "base_periph_clk", "base_usb0_clk",
				      "base_usb1_clk",   "base_spi_clk";
		};

		ccu2: clock-controller@40052000 {
			compatible = "nxp,lpc1850-ccu";
			reg = <0x40052000 0x1000>;
			#clock-cells = <1>;
			clocks = <&cgu BASE_AUDIO_CLK>, <&cgu BASE_UART3_CLK>,
				 <&cgu BASE_UART2_CLK>, <&cgu BASE_UART1_CLK>,
				 <&cgu BASE_UART0_CLK>, <&cgu BASE_SSP1_CLK>,
				 <&cgu BASE_SSP0_CLK>,  <&cgu BASE_SDIO_CLK>;
			clock-names = "base_audio_clk", "base_uart3_clk",
				      "base_uart2_clk", "base_uart1_clk",
				      "base_uart0_clk", "base_ssp1_clk",
				      "base_ssp0_clk",  "base_sdio_clk";
		};

		uart0: serial@40081000 {
			compatible = "nxp,lpc1850-uart", "ns16550a";
			reg = <0x40081000 0x1000>;
			reg-shift = <2>;
			interrupts = <24>;
			clocks = <&ccu2 CLK_APB0_UART0>, <&ccu1 CLK_CPU_UART0>;
			clock-names = "uartclk", "reg";
			status = "disabled";
		};

		uart1: serial@40082000 {
			compatible = "nxp,lpc1850-uart", "ns16550a";
			reg = <0x40082000 0x1000>;
			reg-shift = <2>;
			interrupts = <25>;
			clocks = <&ccu2 CLK_APB0_UART1>, <&ccu1 CLK_CPU_UART1>;
			clock-names = "uartclk", "reg";
			status = "disabled";
		};

		timer0: timer@40084000 {
			compatible = "nxp,lpc3220-timer";
			reg = <0x40084000 0x1000>;
			interrupts = <12>;
			clocks = <&ccu1 CLK_CPU_TIMER0>;
			clock-names = "timerclk";
		};

		timer1: timer@40085000 {
			compatible = "nxp,lpc3220-timer";
			reg = <0x40085000 0x1000>;
			interrupts = <13>;
			clocks = <&ccu1 CLK_CPU_TIMER1>;
			clock-names = "timerclk";
		};

		pinctrl: pinctrl@40086000 {
			compatible = "nxp,lpc1850-scu";
			reg = <0x40086000 0x1000>;
			clocks = <&ccu1 CLK_CPU_SCU>;
		};

		uart2: serial@400c1000 {
			compatible = "nxp,lpc1850-uart", "ns16550a";
			reg = <0x400c1000 0x1000>;
			reg-shift = <2>;
			interrupts = <26>;
			clocks = <&ccu2 CLK_APB2_UART2>, <&ccu1 CLK_CPU_UART2>;
			clock-names = "uartclk", "reg";
			status = "disabled";
		};

		uart3: serial@400c2000 {
			compatible = "nxp,lpc1850-uart", "ns16550a";
			reg = <0x400c2000 0x1000>;
			reg-shift = <2>;
			interrupts = <27>;
			clocks = <&ccu2 CLK_APB2_UART3>, <&ccu1 CLK_CPU_UART3>;
			clock-names = "uartclk", "reg";
			status = "disabled";
		};

		timer2: timer@400c3000 {
			compatible = "nxp,lpc3220-timer";
			reg = <0x400c3000 0x1000>;
			interrupts = <14>;
			clocks = <&ccu1 CLK_CPU_TIMER2>;
			clock-names = "timerclk";
		};

		timer3: timer@400c4000 {
			compatible = "nxp,lpc3220-timer";
			reg = <0x400c4000 0x1000>;
			interrupts = <15>;
			clocks = <&ccu1 CLK_CPU_TIMER3>;
			clock-names = "timerclk";
		};
	};
};