Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2016 Texas Instruments Incorporated - http://www.ti.com/
 */

#include "dra71x.dtsi"
#include "dra7-mmc-iodelay.dtsi"
#include "dra72x-mmc-iodelay.dtsi"
#include <dt-bindings/net/ti-dp83867.h>

/ {
	compatible = "ti,dra718-evm", "ti,dra718", "ti,dra722", "ti,dra72", "ti,dra7";
	model = "TI DRA718 EVM";

	memory {
		device_type = "memory";
		reg = <0x0 0x80000000 0x0 0x80000000>; /* 2GB */
	};

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

		ipu2_memory_region: ipu2-memory@95800000 {
			compatible = "shared-dma-pool";
			reg = <0x0 0x95800000 0x0 0x3800000>;
			reusable;
			status = "okay";
		};

		dsp1_memory_region: dsp1-memory@99000000 {
			compatible = "shared-dma-pool";
			reg = <0x0 0x99000000 0x0 0x4000000>;
			reusable;
			status = "okay";
		};

		ipu1_memory_region: ipu1-memory@9d000000 {
			compatible = "shared-dma-pool";
			reg = <0x0 0x9d000000 0x0 0x2000000>;
			reusable;
			status = "okay";
		};
	};

	vpo_sd_1v8_3v3: gpio-regulator-TPS74801 {
		compatible = "regulator-gpio";

		regulator-name = "vddshv8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		vin-supply = <&evm_5v0>;

		gpios = <&gpio7 11 GPIO_ACTIVE_HIGH>;
		states = <1800000 0x0
			  3300000 0x1>;
	};

	evm_1v8_sw: fixedregulator-evm_1v8 {
		compatible = "regulator-fixed";
		regulator-name = "evm_1v8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&lp8732_buck0_reg>;
		regulator-always-on;
		regulator-boot-on;
	};

	poweroff: gpio-poweroff {
		compatible = "gpio-poweroff";
		gpios = <&gpio7 30 GPIO_ACTIVE_HIGH>;
		input;
	};
};

&i2c1 {
	status = "okay";
	clock-frequency = <400000>;

	lp8733: lp8733@60 {
		compatible = "ti,lp8733";
		reg = <0x60>;

		buck0-in-supply =<&vsys_3v3>;
		buck1-in-supply =<&vsys_3v3>;
		ldo0-in-supply =<&evm_5v0>;
		ldo1-in-supply =<&evm_5v0>;

		lp8733_regulators: regulators {
			lp8733_buck0_reg: buck0 {
				/* FB_B0 -> LP8733-BUCK1 - VPO_S1_AVS - VDD_CORE_AVS (core, mpu, gpu) */
				regulator-name = "lp8733-buck0";
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <1250000>;
				regulator-always-on;
				regulator-boot-on;
			};

			lp8733_buck1_reg: buck1 {
				/* FB_B1 -> LP8733-BUCK2 - VPO_S2_AVS - VDD_DSP_AVS (DSP/eve/iva) */
				regulator-name = "lp8733-buck1";
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <1250000>;
				regulator-boot-on;
				regulator-always-on;
			};

			lp8733_ldo0_reg: ldo0 {
				/* LDO0 -> LP8733-LDO1 - VPO_L1_3V3 - VDDSHV8 (optional) */
				regulator-name = "lp8733-ldo0";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
			};

			lp8733_ldo1_reg: ldo1 {
				/* LDO1 -> LP8733-LDO2 - VPO_L2_3V3 - VDDA_USB3V3 */
				regulator-name = "lp8733-ldo1";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
				regulator-boot-on;
			};
		};
	};

	lp8732: lp8732@61 {
		compatible = "ti,lp8732";
		reg = <0x61>;

		buck0-in-supply =<&vsys_3v3>;
		buck1-in-supply =<&vsys_3v3>;
		ldo0-in-supply =<&vsys_3v3>;
		ldo1-in-supply =<&vsys_3v3>;

		lp8732_regulators: regulators {
			lp8732_buck0_reg: buck0 {
				/* FB_B0 -> LP8732-BUCK1 - VPO_S3_1V8 - VDDS_1V8 */
				regulator-name = "lp8732-buck0";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
				regulator-boot-on;
			};

			lp8732_buck1_reg: buck1 {
				/* FB_B1 -> LP8732-BUCK2 - VPO_S4_DDR - VDD_DDR_1V35 */
				regulator-name = "lp8732-buck1";
				regulator-min-microvolt = <1350000>;
				regulator-max-microvolt = <1350000>;
				regulator-boot-on;
				regulator-always-on;
			};

			lp8732_ldo0_reg: ldo0 {
				/* LDO0 -> LP8732-LDO1 - VPO_L3_1V8 - VDA_1V8_PLL */
				regulator-name = "lp8732-ldo0";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			lp8732_ldo1_reg: ldo1 {
				/* LDO1 -> LP8732-LDO2 - VPO_L4_1V8 - VDA_1V8_PHY */
				regulator-name = "lp8732-ldo1";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
				regulator-boot-on;
			};
		};
	};
};

&pcf_lcd {
	interrupt-parent = <&gpio7>;
	interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
};

&pcf_gpio_21 {
	interrupt-parent = <&gpio7>;
	interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
};

&pcf_hdmi {
	p0 {
		/*
		 * PM_OEn to High: Disable routing I2C3 to PM_I2C
		 * With this PM_SEL(p3) should not matter
		 */
		gpio-hog;
		gpios = <0 GPIO_ACTIVE_LOW>;
		output-high;
		line-name = "pm_oe_n";
	};
};

&mmc1 {
	pinctrl-names = "default", "hs", "sdr12", "sdr25", "sdr50", "ddr50", "sdr104";
	pinctrl-0 = <&mmc1_pins_default_no_clk_pu>;
	pinctrl-1 = <&mmc1_pins_hs>;
	pinctrl-2 = <&mmc1_pins_sdr12>;
	pinctrl-3 = <&mmc1_pins_sdr25>;
	pinctrl-4 = <&mmc1_pins_sdr50>;
	pinctrl-5 = <&mmc1_pins_ddr50_rev20 &mmc1_iodelay_ddr50_conf>;
	pinctrl-6 = <&mmc1_pins_sdr104 &mmc1_iodelay_sdr104_rev20_conf>;
	vqmmc-supply = <&vpo_sd_1v8_3v3>;
};

&mmc2 {
	pinctrl-names = "default", "hs", "ddr_1_8v", "hs200_1_8v";
	pinctrl-0 = <&mmc2_pins_default>;
	pinctrl-1 = <&mmc2_pins_hs>;
	pinctrl-2 = <&mmc2_pins_ddr_rev20 &mmc2_iodelay_ddr_conf>;
	pinctrl-3 = <&mmc2_pins_hs200 &mmc2_iodelay_hs200_rev20_conf>;
	vmmc-supply = <&evm_1v8_sw>;
	vqmmc-supply = <&evm_1v8_sw>;
};

&mac {
	mode-gpios = <&pcf_gpio_21 4 GPIO_ACTIVE_LOW>,
		     <&pcf_hdmi 9 GPIO_ACTIVE_LOW>,	/* P11 */
		     <&pcf_hdmi 10 GPIO_ACTIVE_LOW>;	/* P12 */
	dual_emac;
};

&cpsw_emac0 {
	phy-handle = <&dp83867_0>;
	phy-mode = "rgmii-id";
	dual_emac_res_vlan = <1>;
};

&cpsw_emac1 {
	phy-handle = <&dp83867_1>;
	phy-mode = "rgmii-id";
	dual_emac_res_vlan = <2>;
};

&davinci_mdio {
	dp83867_0: ethernet-phy@2 {
		reg = <2>;
		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
		ti,tx-internal-delay = <DP83867_RGMIIDCTL_250_PS>;
		ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_8_B_NIB>;
		ti,min-output-impedance;
		ti,dp83867-rxctrl-strap-quirk;
	};

	dp83867_1: ethernet-phy@3 {
		reg = <3>;
		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_25_NS>;
		ti,tx-internal-delay = <DP83867_RGMIIDCTL_250_PS>;
		ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_8_B_NIB>;
		ti,min-output-impedance;
		ti,dp83867-rxctrl-strap-quirk;
	};
};

/* No Sata on this device */
&sata_phy {
	status = "disabled";
};

&sata {
	status = "disabled";
};

/* No RTC on this device */
&rtc {
	status = "disabled";
};

&usb2_phy1 {
	phy-supply = <&lp8733_ldo1_reg>;
};

&usb2_phy2 {
	phy-supply = <&lp8733_ldo1_reg>;
};

&dss {
	/* Supplied by VDA_1V8_PLL */
	vdda_video-supply = <&lp8732_ldo0_reg>;
};

&hdmi {
	/* Supplied by VDA_1V8_PHY */
	vdda_video-supply = <&lp8732_ldo1_reg>;
};

&extcon_usb1 {
	vbus-gpio = <&pcf_lcd 14 GPIO_ACTIVE_HIGH>;
};

&extcon_usb2 {
	vbus-gpio = <&pcf_lcd 15 GPIO_ACTIVE_HIGH>;
};

&ipu2 {
	status = "okay";
	memory-region = <&ipu2_memory_region>;
};

&ipu1 {
	status = "okay";
	memory-region = <&ipu1_memory_region>;
};

&dsp1 {
	status = "okay";
	memory-region = <&dsp1_memory_region>;
};