path: root/arch/arm/boot/dts/am33xx.dtsi

/*
 * Device Tree Source for AM33XX SoC
 *
 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
 *
 * This file is licensed under the terms of the GNU General Public License
 * version 2.  This program is licensed "as is" without any warranty of any
 * kind, whether express or implied.
 */

#include <dt-bindings/bus/ti-sysc.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/am33xx.h>
#include <dt-bindings/clock/am3.h>

/ {
	compatible = "ti,am33xx";
	interrupt-parent = <&intc>;
	#address-cells = <1>;
	#size-cells = <1>;
	chosen { };

	aliases {
		i2c0 = &i2c0;
		i2c1 = &i2c1;
		i2c2 = &i2c2;
		serial0 = &uart0;
		serial1 = &uart1;
		serial2 = &uart2;
		serial3 = &uart3;
		serial4 = &uart4;
		serial5 = &uart5;
		d-can0 = &dcan0;
		d-can1 = &dcan1;
		usb0 = &usb0;
		usb1 = &usb1;
		phy0 = &usb0_phy;
		phy1 = &usb1_phy;
		ethernet0 = &cpsw_emac0;
		ethernet1 = &cpsw_emac1;
		spi0 = &spi0;
		spi1 = &spi1;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		cpu@0 {
			compatible = "arm,cortex-a8";
			enable-method = "ti,am3352";
			device_type = "cpu";
			reg = <0>;

			operating-points-v2 = <&cpu0_opp_table>;

			clocks = <&dpll_mpu_ck>;
			clock-names = "cpu";

			clock-latency = <300000>; /* From omap-cpufreq driver */
			cpu-idle-states = <&mpu_gate>;
		};

		idle-states {
			mpu_gate: mpu_gate {
				compatible = "arm,idle-state";
				entry-latency-us = <40>;
				exit-latency-us = <90>;
				min-residency-us = <300>;
				ti,idle-wkup-m3;
			};
		};
	};

	cpu0_opp_table: opp-table {
		compatible = "operating-points-v2-ti-cpu";
		syscon = <&scm_conf>;

		/*
		 * The three following nodes are marked with opp-suspend
		 * because the can not be enabled simultaneously on a
		 * single SoC.
		 */
		opp50-300000000 {
			opp-hz = /bits/ 64 <300000000>;
			opp-microvolt = <950000 931000 969000>;
			opp-supported-hw = <0x06 0x0010>;
			opp-suspend;
		};

		opp100-275000000 {
			opp-hz = /bits/ 64 <275000000>;
			opp-microvolt = <1100000 1078000 1122000>;
			opp-supported-hw = <0x01 0x00FF>;
			opp-suspend;
		};

		opp100-300000000 {
			opp-hz = /bits/ 64 <300000000>;
			opp-microvolt = <1100000 1078000 1122000>;
			opp-supported-hw = <0x06 0x0020>;
			opp-suspend;
		};

		opp100-500000000 {
			opp-hz = /bits/ 64 <500000000>;
			opp-microvolt = <1100000 1078000 1122000>;
			opp-supported-hw = <0x01 0xFFFF>;
		};

		opp100-600000000 {
			opp-hz = /bits/ 64 <600000000>;
			opp-microvolt = <1100000 1078000 1122000>;
			opp-supported-hw = <0x06 0x0040>;
		};

		opp120-600000000 {
			opp-hz = /bits/ 64 <600000000>;
			opp-microvolt = <1200000 1176000 1224000>;
			opp-supported-hw = <0x01 0xFFFF>;
		};

		opp120-720000000 {
			opp-hz = /bits/ 64 <720000000>;
			opp-microvolt = <1200000 1176000 1224000>;
			opp-supported-hw = <0x06 0x0080>;
		};

		oppturbo-720000000 {
			opp-hz = /bits/ 64 <720000000>;
			opp-microvolt = <1260000 1234800 1285200>;
			opp-supported-hw = <0x01 0xFFFF>;
		};

		oppturbo-800000000 {
			opp-hz = /bits/ 64 <800000000>;
			opp-microvolt = <1260000 1234800 1285200>;
			opp-supported-hw = <0x06 0x0100>;
		};

		oppnitro-1000000000 {
			opp-hz = /bits/ 64 <1000000000>;
			opp-microvolt = <1325000 1298500 1351500>;
			opp-supported-hw = <0x04 0x0200>;
		};
	};

	pmu@4b000000 {
		compatible = "arm,cortex-a8-pmu";
		interrupts = <3>;
		reg = <0x4b000000 0x1000000>;
		ti,hwmods = "debugss";
	};

	/*
	 * The soc node represents the soc top level view. It is used for IPs
	 * that are not memory mapped in the MPU view or for the MPU itself.
	 */
	soc {
		compatible = "ti,omap-infra";
		mpu {
			compatible = "ti,omap3-mpu";
			ti,hwmods = "mpu";
			pm-sram = <&pm_sram_code
				   &pm_sram_data>;
		};
	};

	/*
	 * XXX: Use a flat representation of the AM33XX interconnect.
	 * The real AM33XX interconnect network is quite complex. Since
	 * it will not bring real advantage to represent that in DT
	 * for the moment, just use a fake OCP bus entry to represent
	 * the whole bus hierarchy.
	 */
	ocp {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;
		ti,hwmods = "l3_main";

		l4_wkup: interconnect@44c00000 {
			wkup_m3: wkup_m3@100000 {
				compatible = "ti,am3352-wkup-m3";
				reg = <0x100000 0x4000>,
				      <0x180000 0x2000>;
				reg-names = "umem", "dmem";
				ti,hwmods = "wkup_m3";
				ti,pm-firmware = "am335x-pm-firmware.elf";
			};
		};
		l4_per: interconnect@48000000 {
		};
		l4_fw: interconnect@47c00000 {
		};
		l4_fast: interconnect@4a000000 {
		};
		l4_mpuss: interconnect@4b140000 {
		};

		intc: interrupt-controller@48200000 {
			compatible = "ti,am33xx-intc";
			interrupt-controller;
			#interrupt-cells = <1>;
			reg = <0x48200000 0x1000>;
		};

		target-module@49000000 {
			compatible = "ti,sysc-omap4", "ti,sysc";
			reg = <0x49000000 0x4>;
			reg-names = "rev";
			clocks = <&l3_clkctrl AM3_L3_TPCC_CLKCTRL 0>;
			clock-names = "fck";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x49000000 0x10000>;

			edma: dma@0 {
				compatible = "ti,edma3-tpcc";
				reg = <0 0x10000>;
				reg-names = "edma3_cc";
				interrupts = <12 13 14>;
				interrupt-names = "edma3_ccint", "edma3_mperr",
						  "edma3_ccerrint";
				dma-requests = <64>;
				#dma-cells = <2>;

				ti,tptcs = <&edma_tptc0 7>, <&edma_tptc1 5>,
					   <&edma_tptc2 0>;

				ti,edma-memcpy-channels = <20 21>;
			};
		};

		target-module@49800000 {
			compatible = "ti,sysc-omap4", "ti,sysc";
			reg = <0x49800000 0x4>,
			      <0x49800010 0x4>;
			reg-names = "rev", "sysc";
			ti,sysc-mask = <SYSC_OMAP4_SOFTRESET>;
			ti,sysc-midle = <SYSC_IDLE_FORCE>;
			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_SMART>;
			clocks = <&l3_clkctrl AM3_L3_TPTC0_CLKCTRL 0>;
			clock-names = "fck";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x49800000 0x100000>;

			edma_tptc0: dma@0 {
				compatible = "ti,edma3-tptc";
				reg = <0 0x100000>;
				interrupts = <112>;
				interrupt-names = "edma3_tcerrint";
			};
		};

		target-module@49900000 {
			compatible = "ti,sysc-omap4", "ti,sysc";
			reg = <0x49900000 0x4>,
			      <0x49900010 0x4>;
			reg-names = "rev", "sysc";
			ti,sysc-mask = <SYSC_OMAP4_SOFTRESET>;
			ti,sysc-midle = <SYSC_IDLE_FORCE>;
			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_SMART>;
			clocks = <&l3_clkctrl AM3_L3_TPTC1_CLKCTRL 0>;
			clock-names = "fck";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x49900000 0x100000>;

			edma_tptc1: dma@0 {
				compatible = "ti,edma3-tptc";
				reg = <0 0x100000>;
				interrupts = <113>;
				interrupt-names = "edma3_tcerrint";
			};
		};

		target-module@49a00000 {
			compatible = "ti,sysc-omap4", "ti,sysc";
			reg = <0x49a00000 0x4>,
			      <0x49a00010 0x4>;
			reg-names = "rev", "sysc";
			ti,sysc-mask = <SYSC_OMAP4_SOFTRESET>;
			ti,sysc-midle = <SYSC_IDLE_FORCE>;
			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_SMART>;
			clocks = <&l3_clkctrl AM3_L3_TPTC2_CLKCTRL 0>;
			clock-names = "fck";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x49a00000 0x100000>;

			edma_tptc2: dma@0 {
				compatible = "ti,edma3-tptc";
				reg = <0 0x100000>;
				interrupts = <114>;
				interrupt-names = "edma3_tcerrint";
			};
		};

		target-module@47810000 {
			compatible = "ti,sysc-omap2", "ti,sysc";
			reg = <0x478102fc 0x4>,
			      <0x47810110 0x4>,
			      <0x47810114 0x4>;
			reg-names = "rev", "sysc", "syss";
			ti,sysc-mask = <(SYSC_OMAP2_CLOCKACTIVITY |
					 SYSC_OMAP2_ENAWAKEUP |
					 SYSC_OMAP2_SOFTRESET |
					 SYSC_OMAP2_AUTOIDLE)>;
			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_NO>,
					<SYSC_IDLE_SMART>;
			ti,syss-mask = <1>;
			clocks = <&l3s_clkctrl AM3_L3S_MMC3_CLKCTRL 0>;
			clock-names = "fck";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x47810000 0x1000>;

			mmc3: mmc@0 {
				compatible = "ti,am335-sdhci";
				ti,needs-special-reset;
				interrupts = <29>;
				reg = <0x0 0x1000>;
				status = "disabled";
			};
		};

		usb: target-module@47400000 {
			compatible = "ti,sysc-omap4", "ti,sysc";
			reg = <0x47400000 0x4>,
			      <0x47400010 0x4>;
			reg-names = "rev", "sysc";
			ti,sysc-mask = <(SYSC_OMAP4_FREEEMU |
					 SYSC_OMAP4_SOFTRESET)>;
			ti,sysc-midle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_NO>,
					<SYSC_IDLE_SMART>;
			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_NO>,
					<SYSC_IDLE_SMART>,
					<SYSC_IDLE_SMART_WKUP>;
			clocks = <&l3s_clkctrl AM3_L3S_USB_OTG_HS_CLKCTRL 0>;
			clock-names = "fck";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x47400000 0x8000>;

			usb0_phy: usb-phy@1300 {
				compatible = "ti,am335x-usb-phy";
				reg = <0x1300 0x100>;
				reg-names = "phy";
				ti,ctrl_mod = <&usb_ctrl_mod>;
				#phy-cells = <0>;
			};

			usb0: usb@1400 {
				compatible = "ti,musb-am33xx";
				reg = <0x1400 0x400>,
				      <0x1000 0x200>;
				reg-names = "mc", "control";

				interrupts = <18>;
				interrupt-names = "mc";
				dr_mode = "otg";
				mentor,multipoint = <1>;
				mentor,num-eps = <16>;
				mentor,ram-bits = <12>;
				mentor,power = <500>;
				phys = <&usb0_phy>;

				dmas = <&cppi41dma  0 0 &cppi41dma  1 0
					&cppi41dma  2 0 &cppi41dma  3 0
					&cppi41dma  4 0 &cppi41dma  5 0
					&cppi41dma  6 0 &cppi41dma  7 0
					&cppi41dma  8 0 &cppi41dma  9 0
					&cppi41dma 10 0 &cppi41dma 11 0
					&cppi41dma 12 0 &cppi41dma 13 0
					&cppi41dma 14 0 &cppi41dma  0 1
					&cppi41dma  1 1 &cppi41dma  2 1
					&cppi41dma  3 1 &cppi41dma  4 1
					&cppi41dma  5 1 &cppi41dma  6 1
					&cppi41dma  7 1 &cppi41dma  8 1
					&cppi41dma  9 1 &cppi41dma 10 1
					&cppi41dma 11 1 &cppi41dma 12 1
					&cppi41dma 13 1 &cppi41dma 14 1>;
				dma-names =
					"rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7",
					"rx8", "rx9", "rx10", "rx11", "rx12", "rx13",
					"rx14", "rx15",
					"tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7",
					"tx8", "tx9", "tx10", "tx11", "tx12", "tx13",
					"tx14", "tx15";
			};

			usb1_phy: usb-phy@1b00 {
				compatible = "ti,am335x-usb-phy";
				reg = <0x1b00 0x100>;
				reg-names = "phy";
				ti,ctrl_mod = <&usb_ctrl_mod>;
				#phy-cells = <0>;
			};

			usb1: usb@1800 {
				compatible = "ti,musb-am33xx";
				reg = <0x1c00 0x400>,
				      <0x1800 0x200>;
				reg-names = "mc", "control";
				interrupts = <19>;
				interrupt-names = "mc";
				dr_mode = "otg";
				mentor,multipoint = <1>;
				mentor,num-eps = <16>;
				mentor,ram-bits = <12>;
				mentor,power = <500>;
				phys = <&usb1_phy>;

				dmas = <&cppi41dma 15 0 &cppi41dma 16 0
					&cppi41dma 17 0 &cppi41dma 18 0
					&cppi41dma 19 0 &cppi41dma 20 0
					&cppi41dma 21 0 &cppi41dma 22 0
					&cppi41dma 23 0 &cppi41dma 24 0
					&cppi41dma 25 0 &cppi41dma 26 0
					&cppi41dma 27 0 &cppi41dma 28 0
					&cppi41dma 29 0 &cppi41dma 15 1
					&cppi41dma 16 1 &cppi41dma 17 1
					&cppi41dma 18 1 &cppi41dma 19 1
					&cppi41dma 20 1 &cppi41dma 21 1
					&cppi41dma 22 1 &cppi41dma 23 1
					&cppi41dma 24 1 &cppi41dma 25 1
					&cppi41dma 26 1 &cppi41dma 27 1
					&cppi41dma 28 1 &cppi41dma 29 1>;
				dma-names =
					"rx1", "rx2", "rx3", "rx4", "rx5", "rx6", "rx7",
					"rx8", "rx9", "rx10", "rx11", "rx12", "rx13",
					"rx14", "rx15",
					"tx1", "tx2", "tx3", "tx4", "tx5", "tx6", "tx7",
					"tx8", "tx9", "tx10", "tx11", "tx12", "tx13",
					"tx14", "tx15";
			};

			cppi41dma: dma-controller@2000 {
				compatible = "ti,am3359-cppi41";
				reg =  <0x0000 0x1000>,
				       <0x2000 0x1000>,
				       <0x3000 0x1000>,
				       <0x4000 0x4000>;
				reg-names = "glue", "controller", "scheduler", "queuemgr";
				interrupts = <17>;
				interrupt-names = "glue";
				#dma-cells = <2>;
				#dma-channels = <30>;
				#dma-requests = <256>;
			};
		};

		ocmcram: sram@40300000 {
			compatible = "mmio-sram";
			reg = <0x40300000 0x10000>; /* 64k */
			ranges = <0x0 0x40300000 0x10000>;
			#address-cells = <1>;
			#size-cells = <1>;

			pm_sram_code: pm-code-sram@0 {
				compatible = "ti,sram";
				reg = <0x0 0x1000>;
				protect-exec;
			};

			pm_sram_data: pm-data-sram@1000 {
				compatible = "ti,sram";
				reg = <0x1000 0x1000>;
				pool;
			};
		};

		emif: emif@4c000000 {
			compatible = "ti,emif-am3352";
			reg = <0x4c000000 0x1000000>;
			ti,hwmods = "emif";
			interrupts = <101>;
			sram = <&pm_sram_code
				&pm_sram_data>;
			ti,no-idle;
		};

		gpmc: gpmc@50000000 {
			compatible = "ti,am3352-gpmc";
			ti,hwmods = "gpmc";
			ti,no-idle-on-init;
			reg = <0x50000000 0x2000>;
			interrupts = <100>;
			dmas = <&edma 52 0>;
			dma-names = "rxtx";
			gpmc,num-cs = <7>;
			gpmc,num-waitpins = <2>;
			#address-cells = <2>;
			#size-cells = <1>;
			interrupt-controller;
			#interrupt-cells = <2>;
			gpio-controller;
			#gpio-cells = <2>;
			status = "disabled";
		};

		sham_target: target-module@53100000 {
			compatible = "ti,sysc-omap3-sham", "ti,sysc";
			reg = <0x53100100 0x4>,
			      <0x53100110 0x4>,
			      <0x53100114 0x4>;
			reg-names = "rev", "sysc", "syss";
			ti,sysc-mask = <(SYSC_OMAP2_SOFTRESET |
					 SYSC_OMAP2_AUTOIDLE)>;
			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_NO>,
					<SYSC_IDLE_SMART>;
			ti,syss-mask = <1>;
			/* Domains (P, C): per_pwrdm, l3_clkdm */
			clocks = <&l3_clkctrl AM3_L3_SHAM_CLKCTRL 0>;
			clock-names = "fck";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x53100000 0x1000>;

			sham: sham@0 {
				compatible = "ti,omap4-sham";
				reg = <0 0x200>;
				interrupts = <109>;
				dmas = <&edma 36 0>;
				dma-names = "rx";
			};
		};

		aes_target: target-module@53500000 {
			compatible = "ti,sysc-omap2", "ti,sysc";
			reg = <0x53500080 0x4>,
			      <0x53500084 0x4>,
			      <0x53500088 0x4>;
			reg-names = "rev", "sysc", "syss";
			ti,sysc-mask = <(SYSC_OMAP2_SOFTRESET |
					 SYSC_OMAP2_AUTOIDLE)>;
			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_NO>,
					<SYSC_IDLE_SMART>,
					<SYSC_IDLE_SMART_WKUP>;
			ti,syss-mask = <1>;
			/* Domains (P, C): per_pwrdm, l3_clkdm */
			clocks = <&l3_clkctrl AM3_L3_AES_CLKCTRL 0>;
			clock-names = "fck";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0x0 0x53500000 0x1000>;

			aes: aes@0 {
				compatible = "ti,omap4-aes";
				reg = <0 0xa0>;
				interrupts = <103>;
				dmas = <&edma 6 0>,
				       <&edma 5 0>;
				dma-names = "tx", "rx";
			};
		};

		target-module@56000000 {
			compatible = "ti,sysc-omap4", "ti,sysc";
			reg = <0x5600fe00 0x4>,
			      <0x5600fe10 0x4>;
			reg-names = "rev", "sysc";
			ti,sysc-midle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_NO>,
					<SYSC_IDLE_SMART>;
			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
					<SYSC_IDLE_NO>,
					<SYSC_IDLE_SMART>;
			clocks = <&gfx_l3_clkctrl AM3_GFX_L3_GFX_CLKCTRL 0>;
			clock-names = "fck";
			resets = <&prm_gfx 0>;
			reset-names = "rstctrl";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0 0x56000000 0x1000000>;

			/*
			 * Closed source PowerVR driver, no child device
			 * binding or driver in mainline
			 */
		};
	};
};

#include "am33xx-l4.dtsi"
#include "am33xx-clocks.dtsi"

&prcm {
	prm_per: prm@c00 {
		compatible = "ti,am3-prm-inst", "ti,omap-prm-inst";
		reg = <0xc00 0x100>;
		#reset-cells = <1>;
	};

	prm_wkup: prm@d00 {
		compatible = "ti,am3-prm-inst", "ti,omap-prm-inst";
		reg = <0xd00 0x100>;
		#reset-cells = <1>;
	};

	prm_device: prm@f00 {
		compatible = "ti,am3-prm-inst", "ti,omap-prm-inst";
		reg = <0xf00 0x100>;
		#reset-cells = <1>;
	};

	prm_gfx: prm@1100 {
		compatible = "ti,am3-prm-inst", "ti,omap-prm-inst";
		reg = <0x1100 0x100>;
		#reset-cells = <1>;
	};
};

/* Preferred always-on timer for clocksource */
&timer1_target {
	ti,no-reset-on-init;
	ti,no-idle;
	timer@0 {
		assigned-clocks = <&timer1_fck>;
		assigned-clock-parents = <&sys_clkin_ck>;
	};
};

/* Preferred timer for clockevent */
&timer2_target {
	ti,no-reset-on-init;
	ti,no-idle;
	timer@0 {
		assigned-clocks = <&timer2_fck>;
		assigned-clock-parents = <&sys_clkin_ck>;
	};
};