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>

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 7ce3ae6caa88f89a4793169b9f4766b8d0662b93..708ce2d094e255dd750c97f4d6aae19ea0f68ea7 100644 (file)
--- 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 (file)
index 0000000..aa159a1
--- /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";
+};