1 files changed, 43 insertions, 0 deletions
diff --git a/roms/u-boot/board/mediatek/mt7623/mt7623_rfb.c b/roms/u-boot/board/mediatek/mt7623/mt7623_rfb.c
new file mode 100644
index 000000000..755e87908
--- /dev/null
+++ b/roms/u-boot/board/mediatek/mt7623/mt7623_rfb.c
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2018 MediaTek Inc.
+ */
+
+#include <common.h>
+#include <mmc.h>
+#include <asm/global_data.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+	/* address of boot parameters */
+	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+	return 0;
+}
+
+#ifdef CONFIG_MMC
+int mmc_get_boot_dev(void)
+{
+	int g_mmc_devid = -1;
+	char *uflag = (char *)0x81DFFFF0;
+
+	if (!find_mmc_device(1))
+		return 0;
+
+	if (strncmp(uflag,"eMMC",4)==0) {
+		g_mmc_devid = 0;
+		printf("Boot From Emmc(id:%d)\n\n", g_mmc_devid);
+	} else {
+		g_mmc_devid = 1;
+		printf("Boot From SD(id:%d)\n\n", g_mmc_devid);
+	}
+	return g_mmc_devid;
+}
+
+int mmc_get_env_dev(void)
+{
+	return mmc_get_boot_dev();
+}
+#endif