board: introduce support for Xiaomi Redmi Note 8 Pro

Signed-off-by: predefine <predefine@yandex.ru>

board/Kconfig

@@ -178,6 +178,13 @@ menu "Device Support"
 		depends on MT6877
 		help
 		  Say Y if you want to include support for Volla Phone Quintus
+
+	config XIAOMI_BEGONIA
+		bool "Support for Redmi Note 8 Pro"
+		default n
+		depends on MT6785
+		help
+		  Say Y if you want to include support for Redmi Note 8 Pro
 endmenu
 
 menu "Device Specific Addresses"
@@ -192,9 +199,11 @@ menu "Device Specific Addresses"
 		default 0x050000000 if SAMSUNG_J4LTE
 		default 0x090000000 if SAMSUNG_J5LTE
 		default 0x60000000 if VOLLA_ALGIZ
+		default 0x50000000 if XIAOMI_BEGONIA
 
 	config RAMDISK_ENTRY
 		hex "Ramdisk Entry Address"
 		default 0x40000000 if NOTHING_TETRIS
 		default 0x51100000 if VOLLA_ALGIZ
+		default 0x48000000 if XIAOMI_BEGONIA
 endmenu

board/Makefile

@@ -21,3 +21,4 @@ lib-$(CONFIG_SAMSUNG_J4LTE) += samsung/board-j4lte.o
 lib-$(CONFIG_SAMSUNG_GTA4XL) += samsung/board-gta4xl.o
 lib-$(CONFIG_SAMSUNG_R8S) += samsung/board-r8s.o
 lib-$(CONFIG_VOLLA_ALGIZ) += volla/board-algiz.o
+lib-$(CONFIG_XIAOMI_BEGONIA) += xiaomi/board-begonia.o

board/xiaomi/board-begonia.c

@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2025, predefine <predefine@yandex.ru>
+ */
+
+#include <board.h>
+#include <drivers/framework.h>
+#include <lib/simplefb.h>
+
+int begonia_init(void)
+{
+    return 0;
+}
+
+#ifdef CONFIG_SIMPLE_FB
+// Used on miui 12.5.8.0 firmware
+static struct video_info begonia_r_fb = {
+    .format = FB_FORMAT_ARGB8888,
+    .width = 1088,
+    .height = 2340,
+    .stride = 4,
+    .address = (void *)0x7d9b0000
+};
+#endif
+
+int begonia_drv(void)
+{
+    #ifdef CONFIG_SIMPLE_FB
+    REGISTER_DRIVER("simplefb", simplefb_probe, &begonia_r_fb);
+    #endif
+    return 0;
+}
+
+struct board_data board_ops = {
+    .name = "xiaomi-begonia",
+    .ops = {
+        .early_init = begonia_init,
+        .drivers_init = begonia_drv,
+    },
+    .quirks = 0
+};

soc/Kconfig

@@ -115,6 +115,13 @@ config QUALCOMM
 		help
 		  Say Y if your device uses Mediatek MT6735 SoC
 
+	config MT6785
+		bool "Support for Mediatek MT6785"
+		default n
+		select MEDIATEK
+		help
+		  Say Y if your device uses Mediatek MT6785 SoC
+
 	config MT6877
 		bool "Support for Mediatek MT6877"
 		select MEDIATEK