xref: /OK3568_Linux_fs/kernel/arch/arm/boot/dts/bcm23550.dtsi (revision 4882a59341e53eb6f0b4789bf948001014eff981)

/*
 *  BSD LICENSE
 *
 *  Copyright(c) 2016 Broadcom.  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in
 *      the documentation and/or other materials provided with the
 *      distribution.
 *    * Neither the name of Broadcom Corporation nor the names of its
 *      contributors may be used to endorse or promote products derived
 *      from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>

/* BCM23550 and BCM21664 have almost identical clocks */
#include "dt-bindings/clock/bcm21664.h"

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	model = "BCM23550 SoC";
	compatible = "brcm,bcm23550";
	interrupt-parent = <&gic>;

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

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a7";
			reg = <0>;
			clock-frequency = <1000000000>;
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a7";
			enable-method = "brcm,bcm23550";
			secondary-boot-reg = <0x35004178>;
			reg = <1>;
			clock-frequency = <1000000000>;
		};

		cpu2: cpu@2 {
			device_type = "cpu";
			compatible = "arm,cortex-a7";
			enable-method = "brcm,bcm23550";
			secondary-boot-reg = <0x35004178>;
			reg = <2>;
			clock-frequency = <1000000000>;
		};

		cpu3: cpu@3 {
			device_type = "cpu";
			compatible = "arm,cortex-a7";
			enable-method = "brcm,bcm23550";
			secondary-boot-reg = <0x35004178>;
			reg = <3>;
			clock-frequency = <1000000000>;
		};
	};

	/* Hub bus */
	hub@34000000 {
		compatible = "simple-bus";
		ranges = <0 0x34000000 0x102f83ac>;
		#address-cells = <1>;
		#size-cells = <1>;

		smc@4e000 {
			compatible = "brcm,bcm23550-smc", "brcm,kona-smc";
			reg = <0x0004e000 0x400>; /* 1 KiB in SRAM */
		};

		resetmgr: reset-controller@1001f00 {
			compatible = "brcm,bcm21664-resetmgr";
			reg = <0x01001f00 0x24>;
		};

		gpio: gpio@1003000 {
			compatible = "brcm,bcm23550-gpio", "brcm,kona-gpio";
			reg = <0x01003000 0x524>;
			interrupts =
			       <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH
				GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH
				GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH
				GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;
			#gpio-cells = <2>;
			#interrupt-cells = <2>;
			gpio-controller;
			interrupt-controller;
		};

		timer@1006000 {
			compatible = "brcm,kona-timer";
			reg = <0x01006000 0x1c>;
			interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&aon_ccu BCM21664_AON_CCU_HUB_TIMER>;
		};
	};

	/* Slaves bus */
	slaves@3e000000 {
		compatible = "simple-bus";
		ranges = <0 0x3e000000 0x0001c070>;
		#address-cells = <1>;
		#size-cells = <1>;

		uartb: serial@0 {
			compatible = "snps,dw-apb-uart";
			status = "disabled";
			reg = <0x00000000 0x118>;
			clocks = <&slave_ccu BCM21664_SLAVE_CCU_UARTB>;
			interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
			reg-io-width = <4>;
		};

		uartb2: serial@1000 {
			compatible = "snps,dw-apb-uart";
			status = "disabled";
			reg = <0x00001000 0x118>;
			clocks = <&slave_ccu BCM21664_SLAVE_CCU_UARTB2>;
			interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
			reg-io-width = <4>;
		};

		uartb3: serial@2000 {
			compatible = "snps,dw-apb-uart";
			status = "disabled";
			reg = <0x00002000 0x118>;
			clocks = <&slave_ccu BCM21664_SLAVE_CCU_UARTB3>;
			interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
			reg-io-width = <4>;
		};

		bsc1: i2c@16000 {
			compatible = "brcm,kona-i2c";
			reg = <0x00016000 0x70>;
			interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
			#address-cells = <1>;
			#size-cells = <0>;
			clocks = <&slave_ccu BCM21664_SLAVE_CCU_BSC1>;
			status = "disabled";
		};

		bsc2: i2c@17000 {
			compatible = "brcm,kona-i2c";
			reg = <0x00017000 0x70>;
			interrupts = <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>;
			#address-cells = <1>;
			#size-cells = <0>;
			clocks = <&slave_ccu BCM21664_SLAVE_CCU_BSC2>;
			status = "disabled";
		};

		bsc3: i2c@18000 {
			compatible = "brcm,kona-i2c";
			reg = <0x00018000 0x70>;
			interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
			#address-cells = <1>;
			#size-cells = <0>;
			clocks = <&slave_ccu BCM21664_SLAVE_CCU_BSC3>;
			status = "disabled";
		};

		bsc4: i2c@1c000 {
			compatible = "brcm,kona-i2c";
			reg = <0x0001c000 0x70>;
			interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>;
			#address-cells = <1>;
			#size-cells = <0>;
			clocks = <&slave_ccu BCM21664_SLAVE_CCU_BSC4>;
			status = "disabled";
		};
	};

	/* Apps bus */
	apps@3e300000 {
		compatible = "simple-bus";
		ranges = <0 0x3e300000 0x01b77000>;
		#address-cells = <1>;
		#size-cells = <1>;

		usbotg: usb@e20000 {
			compatible = "snps,dwc2";
			reg = <0x00e20000 0x10000>;
			interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&usb_otg_ahb_clk>;
			clock-names = "otg";
			phys = <&usbphy>;
			phy-names = "usb2-phy";
			status = "disabled";
		};

		usbphy: usb-phy@e30000 {
			compatible = "brcm,kona-usb2-phy";
			reg = <0x00e30000 0x28>;
			#phy-cells = <0>;
			status = "disabled";
		};

		sdio1: sdio@e80000 {
			compatible = "brcm,kona-sdhci";
			reg = <0x00e80000 0x801c>;
			interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&master_ccu BCM21664_MASTER_CCU_SDIO1>;
			status = "disabled";
		};

		sdio2: sdio@e90000 {
			compatible = "brcm,kona-sdhci";
			reg = <0x00e90000 0x801c>;
			interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&master_ccu BCM21664_MASTER_CCU_SDIO2>;
			status = "disabled";
		};

		sdio3: sdio@ea0000 {
			compatible = "brcm,kona-sdhci";
			reg = <0x00ea0000 0x801c>;
			interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&master_ccu BCM21664_MASTER_CCU_SDIO3>;
			status = "disabled";
		};

		sdio4: sdio@eb0000 {
			compatible = "brcm,kona-sdhci";
			reg = <0x00eb0000 0x801c>;
			interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&master_ccu BCM21664_MASTER_CCU_SDIO4>;
			status = "disabled";
		};

		cdc: cdc@1b0e000 {
			compatible = "brcm,bcm23550-cdc";
			reg = <0x01b0e000 0x78>;
		};

		gic: interrupt-controller@1b21000 {
			compatible = "arm,cortex-a9-gic";
			#interrupt-cells = <3>;
			#address-cells = <0>;
			interrupt-controller;
			reg = <0x01b21000 0x1000>,
			      <0x01b22000 0x1000>;
		};
	};

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

		/*
		 * Fixed clocks are defined before CCUs whose
		 * clocks may depend on them.
		 */

		ref_32k_clk: ref_32k {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <32768>;
		};

		bbl_32k_clk: bbl_32k {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <32768>;
		};

		ref_13m_clk: ref_13m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <13000000>;
		};

		var_13m_clk: var_13m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <13000000>;
		};

		dft_19_5m_clk: dft_19_5m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <19500000>;
		};

		ref_crystal_clk: ref_crystal {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <26000000>;
		};

		ref_52m_clk: ref_52m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <52000000>;
		};

		var_52m_clk: var_52m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <52000000>;
		};

		usb_otg_ahb_clk: usb_otg_ahb {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <52000000>;
		};

		ref_96m_clk: ref_96m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <96000000>;
		};

		var_96m_clk: var_96m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <96000000>;
		};

		ref_104m_clk: ref_104m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <104000000>;
		};

		var_104m_clk: var_104m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <104000000>;
		};

		ref_156m_clk: ref_156m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <156000000>;
		};

		var_156m_clk: var_156m {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <156000000>;
		};

		root_ccu: root_ccu@35001000 {
			compatible = BCM21664_DT_ROOT_CCU_COMPAT;
			reg = <0x35001000 0x0f00>;
			#clock-cells = <1>;
			clock-output-names = "frac_1m";
		};

		aon_ccu: aon_ccu@35002000 {
			compatible = BCM21664_DT_AON_CCU_COMPAT;
			reg = <0x35002000 0x0f00>;
			#clock-cells = <1>;
			clock-output-names = "hub_timer";
		};

		slave_ccu: slave_ccu@3e011000 {
			compatible = BCM21664_DT_SLAVE_CCU_COMPAT;
			reg = <0x3e011000 0x0f00>;
			#clock-cells = <1>;
			clock-output-names = "uartb",
					     "uartb2",
					     "uartb3",
					     "bsc1",
					     "bsc2",
					     "bsc3",
					     "bsc4";
		};

		master_ccu: master_ccu@3f001000 {
			compatible = BCM21664_DT_MASTER_CCU_COMPAT;
			reg = <0x3f001000 0x0f00>;
			#clock-cells = <1>;
			clock-output-names = "sdio1",
					     "sdio2",
					     "sdio3",
					     "sdio4",
					     "sdio1_sleep",
					     "sdio2_sleep",
					     "sdio3_sleep",
					     "sdio4_sleep";
		};
	};
};