Commit 34e0c784 authored by Marek Vasut's avatar Marek Vasut Committed by Alexandre Torgue
Browse files

ARM: dts: stm32: Add DH Electronics DHCOM STM32MP1 SoM and PDK2 board 



Add support for DH Electronics DHCOM SoM and PDK2 rev. 400 carrier
board. This is an SoM with STM32MP157C and an evaluation kit. The
baseboard provides Ethernet, UART, USB, CAN and optional display.

Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: linux-stm32@st-md-mailman.stormreply.com
To: linux-arm-kernel@lists.infradead.org
Signed-off-by: default avatarAlexandre Torgue <alexandre.torgue@st.com>
parent 238086ef

arch/arm/boot/dts/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -1016,6 +1016,7 @@ dtb-$(CONFIG_ARCH_STM32) += \ 
	stm32h743i-disco.dtb \

	stm32mp157a-avenger96.dtb \

	stm32mp157a-dk1.dtb \

	stm32mp157c-dhcom-pdk2.dtb \

	stm32mp157c-dk2.dtb \

	stm32mp157c-ed1.dtb \

	stm32mp157c-ev1.dtb

arch/arm/boot/dts/stm32mp157c-dhcom-pdk2.dts

0 → 100644
+265 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause

/*

 * Copyright (C) 2019 Marek Vasut <marex@denx.de>

 */



#include "stm32mp157c-dhcom-som.dtsi"

#include <dt-bindings/pwm/pwm.h>



/ {

	model = "STMicroelectronics STM32MP157C DHCOM Premium Developer Kit (2)";

	compatible = "dh,stm32mp157c-dhcom-pdk2", "st,stm32mp157";



	aliases {

		serial0 = &uart4;

		serial1 = &usart3;

		serial2 = &uart8;

		ethernet0 = &ethernet0;

	};



	chosen {

		stdout-path = "serial0:115200n8";

	};



	clk_ext_audio_codec: clock-codec {

		compatible = "fixed-clock";

		#clock-cells = <0>;

		clock-frequency = <24000000>;

	};



	display_bl: display-bl {

		compatible = "pwm-backlight";

		pwms = <&pwm2 0 500000 PWM_POLARITY_INVERTED>;

		brightness-levels = <0 16 22 30 40 55 75 102 138 188 255>;

		default-brightness-level = <8>;

		enable-gpios = <&gpioi 0 GPIO_ACTIVE_HIGH>;

		status = "okay";

	};



	ethernet_vio: vioregulator {

		compatible = "regulator-fixed";

		regulator-name = "vio";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		gpio = <&gpiog 3 GPIO_ACTIVE_LOW>;

		regulator-always-on;

		regulator-boot-on;

	};



	panel {

		compatible = "edt,etm0700g0edh6";

		backlight = <&display_bl>;



		port {

			lcd_panel_in: endpoint {

				remote-endpoint = <&lcd_display_out>;

			};

		};

	};



	sound {

		compatible = "audio-graph-card";

		routing =

			"MIC_IN", "Capture",

			"Capture", "Mic Bias",

			"Playback", "HP_OUT";

		dais = <&sai2a_port &sai2b_port>;

		status = "okay";

	};

};



&cec {

	pinctrl-names = "default";

	pinctrl-0 = <&cec_pins_a>;

	status = "okay";

};



&ethernet0 {

	status = "okay";

	pinctrl-0 = <&ethernet0_rmii_pins_a>;

	pinctrl-1 = <&ethernet0_rmii_pins_sleep_a>;

	pinctrl-names = "default", "sleep";

	phy-mode = "rmii";

	max-speed = <100>;

	phy-handle = <&phy0>;

	st,eth-ref-clk-sel;

	phy-reset-gpios = <&gpioh 15 GPIO_ACTIVE_LOW>;



	mdio0 {

		#address-cells = <1>;

		#size-cells = <0>;

		compatible = "snps,dwmac-mdio";



		phy0: ethernet-phy@1 {

			reg = <1>;

		};

	};

};



&i2c5 {

	pinctrl-names = "default";

	pinctrl-0 = <&i2c5_pins_a>;

	i2c-scl-rising-time-ns = <185>;

	i2c-scl-falling-time-ns = <20>;

	status = "okay";

	/* spare dmas for other usage */

	/delete-property/dmas;

	/delete-property/dma-names;



	sgtl5000: codec@a {

		compatible = "fsl,sgtl5000";

		reg = <0x0a>;

		#sound-dai-cells = <0>;

		clocks = <&clk_ext_audio_codec>;

		VDDA-supply = <&v3v3>;

		VDDIO-supply = <&vdd>;



		sgtl5000_port: port {

			#address-cells = <1>;

			#size-cells = <0>;



			sgtl5000_tx_endpoint: endpoint@0 {

				reg = <0>;

				remote-endpoint = <&sai2a_endpoint>;

				frame-master;

				bitclock-master;

			};



			sgtl5000_rx_endpoint: endpoint@1 {

				reg = <1>;

				remote-endpoint = <&sai2b_endpoint>;

				frame-master;

				bitclock-master;

			};

		};



	};



	polytouch@38 {

		compatible = "edt,edt-ft5x06";

		reg = <0x38>;

		interrupt-parent = <&gpiog>;

		interrupts = <2 IRQ_TYPE_EDGE_FALLING>; /* GPIO E */

		linux,wakeup;

	};

};



&ltdc {

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&ltdc_pins_b>;

	pinctrl-1 = <&ltdc_pins_sleep_b>;

	status = "okay";



	port {

		lcd_display_out: endpoint {

			remote-endpoint = <&lcd_panel_in>;

		};

	};

};



&m_can1 {

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&m_can1_pins_a>;

	pinctrl-1 = <&m_can1_sleep_pins_a>;

	status = "okay";

};



&sai2 {

	clocks = <&rcc SAI2>, <&rcc PLL3_Q>, <&rcc PLL3_R>;

	clock-names = "pclk", "x8k", "x11k";

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&sai2a_pins_b &sai2b_pins_b>;

	pinctrl-1 = <&sai2a_sleep_pins_b &sai2b_sleep_pins_b>;

	status = "okay";



	sai2a: audio-controller@4400b004 {

		#clock-cells = <0>;

		dma-names = "tx";

		clocks = <&rcc SAI2_K>;

		clock-names = "sai_ck";

		status = "okay";



		sai2a_port: port {

			sai2a_endpoint: endpoint {

				remote-endpoint = <&sgtl5000_tx_endpoint>;

				format = "i2s";

				mclk-fs = <512>;

				dai-tdm-slot-num = <2>;

				dai-tdm-slot-width = <16>;

			};

		};

	};



	sai2b: audio-controller@4400b024 {

		dma-names = "rx";

		st,sync = <&sai2a 2>;

		clocks = <&rcc SAI2_K>, <&sai2a>;

		clock-names = "sai_ck", "MCLK";

		status = "okay";



		sai2b_port: port {

			sai2b_endpoint: endpoint {

				remote-endpoint = <&sgtl5000_rx_endpoint>;

				format = "i2s";

				mclk-fs = <512>;

				dai-tdm-slot-num = <2>;

				dai-tdm-slot-width = <16>;

			};

		};

	};

};



&timers2 {

	/* spare dmas for other usage (un-delete to enable pwm capture) */

	/delete-property/dmas;

	/delete-property/dma-names;

	status = "okay";

	pwm2: pwm {

		pinctrl-0 = <&pwm2_pins_a>;

		pinctrl-names = "default";

		status = "okay";

	};

	timer@1 {

		status = "okay";

	};

};



&usart3 {

	pinctrl-names = "default";

	pinctrl-0 = <&usart3_pins_a>;

	status = "okay";

};



&uart8 {

	pinctrl-names = "default";

	pinctrl-0 = <&uart8_pins_a>;

	status = "okay";

};



&usbh_ehci {

	phys = <&usbphyc_port0>;

	status = "okay";

};



&usbotg_hs {

	dr_mode = "peripheral";

	phys = <&usbphyc_port1 0>;

	phy-names = "usb2-phy";

	status = "okay";

};



&usbphyc {

	status = "okay";

};



&usbphyc_port0 {

	phy-supply = <&vdd_usb>;

	vdda1v1-supply = <&reg11>;

	vdda1v8-supply = <&reg18>;

};



&usbphyc_port1 {

	phy-supply = <&vdd_usb>;

	vdda1v1-supply = <&reg11>;

	vdda1v8-supply = <&reg18>;

};

arch/arm/boot/dts/stm32mp157c-dhcom-som.dtsi

0 → 100644
+368 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)

/*

 * Copyright (C) 2019 Marek Vasut <marex@denx.de>

 */

/dts-v1/;



#include "stm32mp157.dtsi"

#include "stm32mp15xc.dtsi"

#include "stm32mp15-pinctrl.dtsi"

#include "stm32mp15xxaa-pinctrl.dtsi"

#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/mfd/st,stpmic1.h>



/ {

	memory@c0000000 {

		device_type = "memory";

		reg = <0xC0000000 0x40000000>;

	};



	reserved-memory {

		#address-cells = <1>;

		#size-cells = <1>;

		ranges;



		mcuram2: mcuram2@10000000 {

			compatible = "shared-dma-pool";

			reg = <0x10000000 0x40000>;

			no-map;

		};



		vdev0vring0: vdev0vring0@10040000 {

			compatible = "shared-dma-pool";

			reg = <0x10040000 0x1000>;

			no-map;

		};



		vdev0vring1: vdev0vring1@10041000 {

			compatible = "shared-dma-pool";

			reg = <0x10041000 0x1000>;

			no-map;

		};



		vdev0buffer: vdev0buffer@10042000 {

			compatible = "shared-dma-pool";

			reg = <0x10042000 0x4000>;

			no-map;

		};



		mcuram: mcuram@30000000 {

			compatible = "shared-dma-pool";

			reg = <0x30000000 0x40000>;

			no-map;

		};



		retram: retram@38000000 {

			compatible = "shared-dma-pool";

			reg = <0x38000000 0x10000>;

			no-map;

		};

	};

};



&adc {

	vdd-supply = <&vdd>;

	vdda-supply = <&vdda>;

	vref-supply = <&vdda>;

	status = "okay";



	adc1: adc@0 {

		st,min-sample-time-nsecs = <5000>;

		st,adc-channels = <0>;

		status = "okay";

	};



	adc2: adc@100 {

		st,adc-channels = <1>;

		st,min-sample-time-nsecs = <5000>;

		status = "okay";

	};

};



&dac {

	pinctrl-names = "default";

	pinctrl-0 = <&dac_ch1_pins_a &dac_ch2_pins_a>;

	vref-supply = <&vdda>;

	status = "okay";



	dac1: dac@1 {

		status = "okay";

	};

	dac2: dac@2 {

		status = "okay";

	};

};



&dts {

	status = "okay";

};



&gpu {

	status = "okay";

};



&i2c4 {

	pinctrl-names = "default";

	pinctrl-0 = <&i2c4_pins_a>;

	i2c-scl-rising-time-ns = <185>;

	i2c-scl-falling-time-ns = <20>;

	status = "okay";

	/* spare dmas for other usage */

	/delete-property/dmas;

	/delete-property/dma-names;



	rtc@32 {

		compatible = "microcrystal,rv8803";

		reg = <0x32>;

	};



	pmic: stpmic@33 {

		compatible = "st,stpmic1";

		reg = <0x33>;

		interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;

		interrupt-controller;

		#interrupt-cells = <2>;

		status = "okay";



		regulators {

			compatible = "st,stpmic1-regulators";

			ldo1-supply = <&v3v3>;

			ldo2-supply = <&v3v3>;

			ldo3-supply = <&vdd_ddr>;

			ldo5-supply = <&v3v3>;

			ldo6-supply = <&v3v3>;

			pwr_sw1-supply = <&bst_out>;

			pwr_sw2-supply = <&bst_out>;



			vddcore: buck1 {

				regulator-name = "vddcore";

				regulator-min-microvolt = <800000>;

				regulator-max-microvolt = <1350000>;

				regulator-always-on;

				regulator-initial-mode = <0>;

				regulator-over-current-protection;

			};



			vdd_ddr: buck2 {

				regulator-name = "vdd_ddr";

				regulator-min-microvolt = <1350000>;

				regulator-max-microvolt = <1350000>;

				regulator-always-on;

				regulator-initial-mode = <0>;

				regulator-over-current-protection;

			};



			vdd: buck3 {

				regulator-name = "vdd";

				regulator-min-microvolt = <3300000>;

				regulator-max-microvolt = <3300000>;

				regulator-always-on;

				st,mask-reset;

				regulator-initial-mode = <0>;

				regulator-over-current-protection;

			};



			v3v3: buck4 {

				regulator-name = "v3v3";

				regulator-min-microvolt = <3300000>;

				regulator-max-microvolt = <3300000>;

				regulator-always-on;

				regulator-over-current-protection;

				regulator-initial-mode = <0>;

			};



			vdda: ldo1 {

				regulator-name = "vdda";

				regulator-min-microvolt = <2900000>;

				regulator-max-microvolt = <2900000>;

				interrupts = <IT_CURLIM_LDO1 0>;

			};



			v2v8: ldo2 {

				regulator-name = "v2v8";

				regulator-min-microvolt = <2800000>;

				regulator-max-microvolt = <2800000>;

				interrupts = <IT_CURLIM_LDO2 0>;

			};



			vtt_ddr: ldo3 {

				regulator-name = "vtt_ddr";

				regulator-min-microvolt = <500000>;

				regulator-max-microvolt = <750000>;

				regulator-always-on;

				regulator-over-current-protection;

			};



			vdd_usb: ldo4 {

				regulator-name = "vdd_usb";

				regulator-min-microvolt = <3300000>;

				regulator-max-microvolt = <3300000>;

				interrupts = <IT_CURLIM_LDO4 0>;

			};



			vdd_sd: ldo5 {

				regulator-name = "vdd_sd";

				regulator-min-microvolt = <2900000>;

				regulator-max-microvolt = <2900000>;

				interrupts = <IT_CURLIM_LDO5 0>;

				regulator-boot-on;

			};



			v1v8: ldo6 {

				regulator-name = "v1v8";

				regulator-min-microvolt = <1800000>;

				regulator-max-microvolt = <1800000>;

				interrupts = <IT_CURLIM_LDO6 0>;

			};



			vref_ddr: vref_ddr {

				regulator-name = "vref_ddr";

				regulator-always-on;

				regulator-over-current-protection;

			};



			bst_out: boost {

				regulator-name = "bst_out";

				interrupts = <IT_OCP_BOOST 0>;

			};



			vbus_otg: pwr_sw1 {

				regulator-name = "vbus_otg";

				interrupts = <IT_OCP_OTG 0>;

			};



			vbus_sw: pwr_sw2 {

				regulator-name = "vbus_sw";

				interrupts = <IT_OCP_SWOUT 0>;

				regulator-active-discharge;

			};

		};



		onkey {

			compatible = "st,stpmic1-onkey";

			interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;

			interrupt-names = "onkey-falling", "onkey-rising";

			power-off-time-sec = <10>;

			status = "okay";

		};



		watchdog {

			compatible = "st,stpmic1-wdt";

			status = "disabled";

		};

	};



	touchscreen@49 {

		compatible = "ti,tsc2004";

		reg = <0x49>;

		vio-supply = <&v3v3>;

		interrupts-extended = <&gpioh 3 IRQ_TYPE_EDGE_FALLING>;

	};



	eeprom@50 {

		compatible = "atmel,24c02";

		reg = <0x50>;

		pagesize = <16>;

	};

};



&ipcc {

	status = "okay";

};



&iwdg2 {

	timeout-sec = <32>;

	status = "okay";

};



&m4_rproc {

	memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,

			<&vdev0vring1>, <&vdev0buffer>;

	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;

	mbox-names = "vq0", "vq1", "shutdown";

	interrupt-parent = <&exti>;

	interrupts = <68 1>;

	status = "okay";

};



&pwr_regulators {

	vdd-supply = <&vdd>;

	vdd_3v3_usbfs-supply = <&vdd_usb>;

};



&qspi {

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a &qspi_bk2_pins_a>;

	pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a &qspi_bk2_sleep_pins_a>;

	reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;

	#address-cells = <1>;

	#size-cells = <0>;

	status = "okay";



	flash0: mx66l51235l@0 {

		compatible = "jedec,spi-nor";

		reg = <0>;

		spi-rx-bus-width = <4>;

		spi-max-frequency = <108000000>;

		#address-cells = <1>;

		#size-cells = <1>;

	};

};



&rng1 {

	status = "okay";

};



&rtc {

	status = "okay";

};



&sdmmc1 {

	pinctrl-names = "default", "opendrain", "sleep";

	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;

	pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;

	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;

	broken-cd;

	st,sig-dir;

	st,neg-edge;

	st,use-ckin;

	bus-width = <4>;

	vmmc-supply = <&vdd_sd>;

	status = "okay";

};



&sdmmc2 {

	pinctrl-names = "default", "opendrain", "sleep";

	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;

	pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;

	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;

	non-removable;

	no-sd;

	no-sdio;

	st,neg-edge;

	bus-width = <8>;

	vmmc-supply = <&v3v3>;

	vqmmc-supply = <&v3v3>;

	mmc-ddr-3_3v;

	status = "okay";

};



&sdmmc3 {

	pinctrl-names = "default", "opendrain", "sleep";

	pinctrl-0 = <&sdmmc3_b4_pins_a>;

	pinctrl-1 = <&sdmmc3_b4_od_pins_a>;

	pinctrl-2 = <&sdmmc3_b4_sleep_pins_a>;

	broken-cd;

	st,neg-edge;

	bus-width = <4>;

	vmmc-supply = <&v3v3>;

	vqmmc-supply = <&v3v3>;

	mmc-ddr-3_3v;

	status = "okay";

};



&uart4 {

	pinctrl-names = "default";

	pinctrl-0 = <&uart4_pins_a>;

	status = "okay";

};