ARM: MediaTek: add basic support for MT8518 boards

This adds a general board file based on MT8518 SoCs from MediaTek.

Apart from the generic parts (cpu) we add some low level init codes
and initialize the early clocks.

This commit is adding the basic boot support for the MT8518 eMMC board.

Signed-off-by: mingming lee <mingming.lee@mediatek.com>
[trini: Migrate env location to defconfig, set ENV_IS_IN_MMC]
Signeed-off-by: Tom Rini <trini@konsulko.com>

4 files changed, 41 insertions, 0 deletions

diff --git a/board/mediatek/mt8518/Kconfig b/board/mediatek/mt8518/Kconfig
new file mode 100644
index 0000000..1971c4d
--- /dev/null
+++ b/board/mediatek/mt8518/Kconfig
@@ -0,0 +1,14 @@
+if TARGET_MT8518
+
+config SYS_BOARD
+	default "mt8518"
+
+config SYS_CONFIG_NAME
+	default "mt8518"
+
+
+config MTK_BROM_HEADER_INFO
+	string
+	default "media=nor"
+
+endif
diff --git a/board/mediatek/mt8518/MAINTAINERS b/board/mediatek/mt8518/MAINTAINERS
new file mode 100644
index 0000000..c915194
--- /dev/null
+++ b/board/mediatek/mt8518/MAINTAINERS
@@ -0,0 +1,6 @@
+MT8518
+M:	Mingming lee <mingming.lee@mediatek.com>
+S:	Maintained
+F:	board/mediatek/mt8518
+F:	include/configs/mt8518.h
+F:	configs/mt8518_ap1_emmc_defconfig
diff --git a/board/mediatek/mt8518/Makefile b/board/mediatek/mt8518/Makefile
new file mode 100644
index 0000000..0884b32
--- /dev/null
+++ b/board/mediatek/mt8518/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier:	GPL-2.0
+
+obj-y += mt8518_ap1.o
diff --git a/board/mediatek/mt8518/mt8518_ap1.c b/board/mediatek/mt8518/mt8518_ap1.c
new file mode 100644
index 0000000..9710907
--- /dev/null
+++ b/board/mediatek/mt8518/mt8518_ap1.c
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2019 MediaTek Inc.
+ */
+
+#include <common.h>
+#include <dm.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+	/* address of boot parameters */
+	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+	debug("gd->fdt_blob is %p\n", gd->fdt_blob);
+	return 0;
+}