From 9e9074bcdd52e0e898c668eaac9555504370cc92 Mon Sep 17 00:00:00 2001
From: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Date: Tue, 6 Jul 2021 19:01:11 +0900
Subject: [PATCH] ARM: dts: uniphier: Add support for Akebi96

Add the device tree for Akebi96. Akebi96 is a 96boards certified
development board based on UniPhier LD20.
( https://www.96boards.org/product/akebi96/ )

Signed-off-by: Masami Hiramatsu <masami.hiramatsu@linaro.org>
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
---
 arch/arm/dts/Makefile                  |   1 +
 arch/arm/dts/uniphier-ld20-akebi96.dts | 189 +++++++++++++++++++++++++
 2 files changed, 190 insertions(+)
 create mode 100644 arch/arm/dts/uniphier-ld20-akebi96.dts

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 7ce3ae6caa..708ce2d094 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -254,6 +254,7 @@ dtb-$(CONFIG_ARCH_UNIPHIER_LD11) += \
 	uniphier-ld11-global.dtb \
 	uniphier-ld11-ref.dtb
 dtb-$(CONFIG_ARCH_UNIPHIER_LD20) += \
+	uniphier-ld20-akebi96.dtb \
 	uniphier-ld20-global.dtb \
 	uniphier-ld20-ref.dtb
 dtb-$(CONFIG_ARCH_UNIPHIER_LD4) += \
diff --git a/arch/arm/dts/uniphier-ld20-akebi96.dts b/arch/arm/dts/uniphier-ld20-akebi96.dts
new file mode 100644
index 0000000000..aa159a1129
--- /dev/null
+++ b/arch/arm/dts/uniphier-ld20-akebi96.dts
@@ -0,0 +1,189 @@
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for Akebi96 Development Board
+//
+// Derived from uniphier-ld20-global.dts.
+//
+// Copyright (C) 2015-2017 Socionext Inc.
+// Copyright (C) 2019-2020 Linaro Ltd.
+
+/dts-v1/;
+#include <dt-bindings/gpio/uniphier-gpio.h>
+#include "uniphier-ld20.dtsi"
+
+/ {
+	model = "Akebi96";
+	compatible = "socionext,uniphier-ld20-akebi96",
+		     "socionext,uniphier-ld20";
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	aliases {
+		serial0 = &serial0;
+		serial1 = &serial1;
+		serial2 = &serial2;
+		serial3 = &serial3;
+		i2c0 = &i2c0;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
+		i2c3 = &i2c3;
+		i2c4 = &i2c4;
+		i2c5 = &i2c5;
+		spi0 = &spi0;
+		spi1 = &spi1;
+		spi2 = &spi2;
+		spi3 = &spi3;
+		ethernet0 = &eth;
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0 0x80000000 0 0xc0000000>;
+	};
+
+	framebuffer@c0000000 {
+		compatible = "simple-framebuffer";
+		reg = <0 0xc0000000 0 0x02000000>;
+		width = <1920>;
+		height = <1080>;
+		stride = <7680>;
+		format = "a8r8g8b8";
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		memory@c0000000 {
+			reg = <0 0xc0000000 0 0x02000000>;
+			no-map;
+		};
+	};
+
+	sound {
+		compatible = "audio-graph-card";
+		label = "UniPhier LD20";
+		dais = <&spdif_port0
+			&comp_spdif_port0>;
+	};
+
+	spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			spdif_tx: endpoint {
+				remote-endpoint = <&spdif_hiecout1>;
+			};
+		};
+	};
+
+	comp-spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			comp_spdif_tx: endpoint {
+				remote-endpoint = <&comp_spdif_hiecout1>;
+			};
+		};
+	};
+
+	firmware {
+		optee {
+			compatible = "linaro,optee-tz";
+			method = "smc";
+		};
+	};
+};
+
+&spi3 {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	usb-over-spi@0 {
+		compatible = "maxim,max3421-udc";
+		reg = <0>;
+		spi-max-frequency = <12500000>;
+		interrupt-parent = <&gpio>;
+		interrupt-names = "udc";
+		interrupts = <0 2>;
+	};
+};
+
+&serial0 {
+	/* Onboard USB-UART */
+	status = "okay";
+};
+
+&serial2 {
+	/* LS connector UART1 */
+	status = "okay";
+};
+
+&serial3 {
+	/* LS connector UART0 */
+	status = "okay";
+};
+
+&spdif_hiecout1 {
+	remote-endpoint = <&spdif_tx>;
+};
+
+&comp_spdif_hiecout1 {
+	remote-endpoint = <&comp_spdif_tx>;
+};
+
+&i2c0 {
+	/* LS connector I2C0 */
+	status = "okay";
+};
+
+&i2c1 {
+	/* LS connector I2C1 */
+	status = "okay";
+};
+
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethernet-phy@0 {
+		reg = <0>;
+	};
+};
+
+&usb {
+	status = "okay";
+};
+
+&pcie {
+	status = "okay";
+};
+
+&gpio {
+	/* IRQs for Max3421 */
+	xirq0 {
+		gpio-hog;
+		gpios = <UNIPHIER_GPIO_IRQ(0) 1>;
+		input;
+	};
+	xirq10 {
+		gpio-hog;
+		gpios = <UNIPHIER_GPIO_IRQ(10) 1>;
+		input;
+	};
+};
+
+&pinctrl_aout1 {
+	groups = "aout1b";
+};
+
+&pinctrl_uart3 {
+	groups = "uart3", "uart3_ctsrts";
+};
-- 
2.39.5