Commit a352e2b3 authored by Alexandre Torgue's avatar Alexandre Torgue
Browse files

ARM: dts: stm32: add initial support of stm32mp157c-dk2 board



Add support of stm32mp157c discovery2 board (part number: STM32MP157C-DK2).
This board is a "super-set" of stm32mp157a-dk1. It embeds a STM32MP157c SOC
with AC package (TFBGA361, 148 ios) and 512MB of DDR3. Same connections
than stm32mp157a-dk1 board are available. Display panel (otm8009a) and
Murata wifi/BT combo is added.

This patch adds basic support for a kernel boot and enable otm8009a display
panel.

Signed-off-by: default avatarAlexandre Torgue <alexandre.torgue@st.com>
parent 37eadb85
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@@ -965,6 +965,7 @@ dtb-$(CONFIG_ARCH_STM32) += \
	stm32h743i-eval.dtb \
	stm32h743i-disco.dtb \
	stm32mp157a-dk1.dtb \
	stm32mp157c-dk2.dtb \
	stm32mp157c-ed1.dtb \
	stm32mp157c-ev1.dtb
dtb-$(CONFIG_MACH_SUN4I) += \
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// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
 * Copyright (C) STMicroelectronics 2019 - All Rights Reserved
 * Author: Alexandre Torgue <alexandre.torgue@st.com> for STMicroelectronics.
 */

/dts-v1/;

#include "stm32mp157a-dk1.dts"

/ {
	model = "STMicroelectronics STM32MP157C-DK2 Discovery Board";
	compatible = "st,stm32mp157c-dk2", "st,stm32mp157";

	reg18: reg18 {
		compatible = "regulator-fixed";
		regulator-name = "reg18";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-always-on;
	};
};

&dsi {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";
	phy-dsi-supply = <&reg18>;

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

		port@0 {
			reg = <0>;
			dsi_in: endpoint {
				remote-endpoint = <&ltdc_ep1_out>;
			};
		};

		port@1 {
			reg = <1>;
			dsi_out: endpoint {
				remote-endpoint = <&panel_in>;
			};
		};
	};

	panel@0 {
		compatible = "orisetech,otm8009a";
		reg = <0>;
		reset-gpios = <&gpioe 4 GPIO_ACTIVE_LOW>;
		status = "okay";

		port {
			panel_in: endpoint {
				remote-endpoint = <&dsi_out>;
			};
		};
	};
};

&ltdc {
	status = "okay";

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

		ltdc_ep1_out: endpoint@1 {
			reg = <1>;
			remote-endpoint = <&dsi_in>;
		};
	};
};