ARM: mstar: Add dts for 70mai midrive d08

Adds initial support for the 70mai midrive d08 dash camera.
Signed-off-by: NDaniel Palmer <daniel@0x0f.com>
Signed-off-by: NArnd Bergmann <arnd@arndb.de>

arch/arm/boot/dts/Makefile

@@ -1344,7 +1344,8 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
 dtb-$(CONFIG_ARCH_MILBEAUT) += milbeaut-m10v-evb.dtb
 dtb-$(CONFIG_ARCH_MSTARV7) += \
 	infinity-msc313-breadbee_crust.dtb \
-	infinity3-msc313e-breadbee.dtb
+	infinity3-msc313e-breadbee.dtb \
+	mercury5-ssc8336n-midrive08.dtb
 dtb-$(CONFIG_ARCH_ZX) += zx296702-ad1.dtb
 dtb-$(CONFIG_ARCH_ASPEED) += \
 	aspeed-ast2500-evb.dtb \

arch/arm/boot/dts/mercury5-ssc8336n-midrived08.dts

+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2020 thingy.jp.
+ * Author: Daniel Palmer <daniel@thingy.jp>
+ */
+
+/dts-v1/;
+#include "mercury5-ssc8336n.dtsi"
+
+/ {
+	model = "70mai Midrive D08";
+	compatible = "70mai,midrived08", "mstar,mercury5";
+
+	aliases {
+		serial0 = &pm_uart;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&pm_uart {
+	status = "okay";
+};