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Commit b8656c67 authored by Mikko Perttunen's avatar Mikko Perttunen Committed by Thierry Reding
Browse files

arm64: tegra: Add device tree for the Tegra194 P2972-0000 board 



Add device tree files for the Tegra194 P2972-0000 development board.
The board consists of the P2888 compute module and the P2822 baseboard.

Signed-off-by: default avatarMikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 5425fb15

arch/arm64/boot/dts/nvidia/Makefile

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@@ -5,3 +5,4 @@ dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2371-2180.dtb 
dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2571.dtb

dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-smaug.dtb

dtb-$(CONFIG_ARCH_TEGRA_186_SOC) += tegra186-p2771-0000.dtb

dtb-$(CONFIG_ARCH_TEGRA_194_SOC) += tegra194-p2972-0000.dtb

arch/arm64/boot/dts/nvidia/tegra194-p2888.dtsi

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// SPDX-License-Identifier: GPL-2.0

#include "tegra194.dtsi"



#include <dt-bindings/mfd/max77620.h>



/ {

	model = "NVIDIA Tegra194 P2888 Processor Module";

	compatible = "nvidia,p2888", "nvidia,tegra194";



	aliases {

		sdhci0 = "/cbb/sdhci@3460000";

		sdhci1 = "/cbb/sdhci@3400000";

		serial0 = &uartb;

		i2c0 = "/bpmp/i2c";

		i2c1 = "/cbb/i2c@3160000";

		i2c2 = "/cbb/i2c@c240000";

		i2c3 = "/cbb/i2c@3180000";

		i2c4 = "/cbb/i2c@3190000";

		i2c5 = "/cbb/i2c@31c0000";

		i2c6 = "/cbb/i2c@c250000";

		i2c7 = "/cbb/i2c@31e0000";

	};



	chosen {

		bootargs = "console=ttyS0,115200n8";

		stdout-path = "serial0:115200n8";

	};



	cbb {

		serial@3110000 {

			status = "okay";

		};



		/* SDMMC1 (SD/MMC) */

		sdhci@3400000 {

/*

			cd-gpios = <&gpio TEGRA194_MAIN_GPIO(A, 0) GPIO_ACTIVE_LOW>;

*/

		};



		/* SDMMC4 (eMMC) */

		sdhci@3460000 {

			status = "okay";

			bus-width = <8>;

			non-removable;



			vqmmc-supply = <&vdd_1v8ls>;

			vmmc-supply = <&vdd_emmc_3v3>;

		};



		pmc@c360000 {

			nvidia,invert-interrupt;

		};

	};



	bpmp {

		i2c {

			status = "okay";



			pmic: pmic@3c {

				compatible = "maxim,max20024";

				reg = <0x3c>;



				interrupts = <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>;

				#interrupt-cells = <2>;

				interrupt-controller;



				#gpio-cells = <2>;

				gpio-controller;



				pinctrl-names = "default";

				pinctrl-0 = <&max20024_default>;



				max20024_default: pinmux {

					gpio0 {

						pins = "gpio0";

						function = "gpio";

					};



					gpio1 {

						pins = "gpio1";

						function = "fps-out";

						maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>;

					};



					gpio2 {

						pins = "gpio2";

						function = "fps-out";

						maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>;

					};



					gpio3 {

						pins = "gpio3";

						function = "fps-out";

						maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>;

					};



					gpio4 {

						pins = "gpio4";

						function = "32k-out1";

						drive-push-pull = <1>;

					};



					gpio6 {

						pins = "gpio6";

						function = "gpio";

						drive-push-pull = <1>;

					};



					gpio7 {

						pins = "gpio7";

						function = "gpio";

						drive-push-pull = <0>;

					};

				};



				fps {

					fps0 {

						maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;

						maxim,shutdown-fps-time-period-us = <640>;

					};



					fps1 {

						maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;

						maxim,shutdown-fps-time-period-us = <640>;

						maxim,device-state-on-disabled-event = <MAX77620_FPS_INACTIVE_STATE_SLEEP>;

					};



					fps2 {

						maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;

						maxim,shutdown-fps-time-period-us = <640>;

					};

				};



				regulators {

					in-sd0-supply = <&vdd_5v0_sys>;

					in-sd1-supply = <&vdd_5v0_sys>;

					in-sd2-supply = <&vdd_5v0_sys>;

					in-sd3-supply = <&vdd_5v0_sys>;

					in-sd4-supply = <&vdd_5v0_sys>;



					in-ldo0-1-supply = <&vdd_5v0_sys>;

					in-ldo2-supply = <&vdd_5v0_sys>;

					in-ldo3-5-supply = <&vdd_5v0_sys>;

					in-ldo4-6-supply = <&vdd_5v0_sys>;

					in-ldo7-8-supply = <&vdd_1v8ls>;



					sd0 {

						regulator-name = "VDD_1V0";

						regulator-min-microvolt = <1000000>;

						regulator-max-microvolt = <1000000>;

						regulator-always-on;

						regulator-boot-on;

					};



					sd1 {

						regulator-name = "VDD_1V8HS";

						regulator-min-microvolt = <1800000>;

						regulator-max-microvolt = <1800000>;

						regulator-always-on;

						regulator-boot-on;

					};



					vdd_1v8ls: sd2 {

						regulator-name = "VDD_1V8LS";

						regulator-min-microvolt = <1800000>;

						regulator-max-microvolt = <1800000>;

						regulator-always-on;

						regulator-boot-on;

					};



					sd3 {

						regulator-name = "VDD_1V8AO";

						regulator-min-microvolt = <1800000>;

						regulator-max-microvolt = <1800000>;

						regulator-always-on;

						regulator-boot-on;

					};



					sd4 {

						regulator-name = "VDD_DDR_1V1";

						regulator-min-microvolt = <1100000>;

						regulator-max-microvolt = <1100000>;

						regulator-always-on;

						regulator-boot-on;

					};



					ldo0 {

						regulator-name = "VDD_RTC";

						regulator-min-microvolt = <800000>;

						regulator-max-microvolt = <800000>;

						regulator-always-on;

						regulator-boot-on;

					};



					ldo2 {

						regulator-name = "VDD_AO_3V3";

						regulator-min-microvolt = <3300000>;

						regulator-max-microvolt = <3300000>;

						regulator-always-on;

						regulator-boot-on;

					};



					vdd_emmc_3v3: ldo3 {

						regulator-name = "VDD_EMMC_3V3";

						regulator-min-microvolt = <3300000>;

						regulator-max-microvolt = <3300000>;

					};



					ldo5 {

						regulator-name = "VDD_USB_3V3";

						regulator-min-microvolt = <3300000>;

						regulator-max-microvolt = <3300000>;

					};



					ldo6 {

						regulator-name = "VDD_SDIO_3V3";

						regulator-min-microvolt = <3300000>;

						regulator-max-microvolt = <3300000>;

					};



					ldo7 {

						regulator-name = "VDD_CSI_1V2";

						regulator-min-microvolt = <1200000>;

						regulator-max-microvolt = <1200000>;

					};

				};

			};

		};

	};



	regulators {

		compatible = "simple-bus";

		#address-cells = <1>;

		#size-cells = <0>;



		vdd_5v0_sys: regulator@0 {

			compatible = "regulator-fixed";

			reg = <0>;



			regulator-name = "VIN_SYS_5V0";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;

			regulator-always-on;

			regulator-boot-on;

		};

	};

};

arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts

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// SPDX-License-Identifier: GPL-2.0

/dts-v1/;



#include "tegra194-p2888.dtsi"



/ {

	model = "NVIDIA Tegra194 P2972-0000 Development Board";

	compatible = "nvidia,p2972-0000", "nvidia,tegra194";



	cbb {

		/* SDMMC1 (SD/MMC) */

		sdhci@3400000 {

			status = "okay";

		};

	};

};