ARM: dts: Add initial support for Prestigio PMT5008 3G tablet

Add initial support for Prestigio PMT5008 3G tablet

Signed-off-by: Maxim Kutnij <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
[mb: fix commit subject line]
Signed-off-by: Matthias Brugger <[e-mail]>

arch/arm/boot/dts/mt6582-prestigio-pmt5008-3g.dts

···
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2021 Maxim Kutnij <[e-mail]>
+ */
+
+/dts-v1/;
+#include "mt6582.dtsi"
+
+/ {
+	model = "Prestigio PMT5008 3G";
+	compatible = "prestigio,pmt5008-3g", "mediatek,mt6582";
+
+	aliases {
+		bootargs = "console=ttyS0,921600n8 earlyprintk";
+		serial0 = &uart0;
+		serial3 = &uart3;
+	};
+
+	chosen {
+		stdout-path = "serial0:921600n8";
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x80000000 0x40000000>;
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart1 {
+	status = "okay";
+};
+
+&uart2 {
+	status = "okay";
+};
+
+&uart3 {
+	status = "okay";
+};