provisorium: everything i did so far on a10 because im too lazy to seperate everytihng for now

Signed-off-by: Leandro Friedrich <email@leandrofriedrich.de>

arch/arm64/boot/dts/exynos/Makefile

@@ -3,6 +3,7 @@ dtb-$(CONFIG_ARCH_EXYNOS) += \
 	exynos5433-tm2.dtb		\
 	exynos5433-tm2e.dtb		\
 	exynos7-espresso.dtb		\
+	exynos7885-a10.dtb	\
 	exynos7885-jackpotlte.dtb	\
 	exynos850-e850-96.dtb		\
 	exynosautov9-sadk.dtb

arch/arm64/boot/dts/exynos/exynos7885-a10.dts

@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2021, Leandro Friedrich <email@leandrofriedrich.de>
+ */
+
+/dts-v1/;
+#include "exynos7885.dtsi"
+
+/ {
+	model = "Samsung Galaxy A10";
+	compatible = "samsung,a10", "samsung,exynos7885";
+	
+	#address-cells = <2>;
+	#size-cells = <2>;
+	
+	chosen {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+        stdout-path = "/chosen/framebuffer@0xec000000";
+		framebuffer@0xec000000 {
+			compatible = "simple-framebuffer";
+			reg = <0x0 0xec000000 0x0 (720*1520*4)>;
+			width = <720>;
+			height = <1520>;
+			stride = <(720 * 4)>;
+			format = "a8r8g8b8";
+		};
+	};
+	
+    memory@80000000 {
+		device_type = "memory";
+		reg = <0x0 0x80000000 0x3da00000>,
+		      <0x0 0xc0000000 0x40000000>,
+		      <0x8 0x80000000 0x40000000>;
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		framebuffer@0xec000000 {
+			reg = <0x0 0xec000000 0x0 (720*1520*4)>;
+			no-map;
+		};
+	};
+};

drivers/tty/serial/earlycon.c

@@ -307,6 +307,9 @@ int __init of_setup_earlycon(const struct earlycon_id *match,
 		strscpy(early_console_dev.options, options,
 			sizeof(early_console_dev.options));
 	}
+
+	early_console_dev.node = node;
+
 	earlycon_init(&early_console_dev, match->name);
 	err = match->setup(&early_console_dev, options);
 	earlycon_print_info(&early_console_dev);

include/linux/serial_core.h

@@ -703,6 +703,7 @@ struct earlycon_device {
 	struct uart_port port;
 	char options[16];		/* e.g., 115200n8 */
 	unsigned int baud;
+	unsigned long node;
 };
 
 struct earlycon_id {