diff --git a/arch/arm/mach-k3/include/mach/j721e_hardware.h b/arch/arm/mach-k3/include/mach/j721e_hardware.h
index ead136e..2efa911 100644
--- a/arch/arm/mach-k3/include/mach/j721e_hardware.h
+++ b/arch/arm/mach-k3/include/mach/j721e_hardware.h
@@ -18,6 +18,8 @@
 #define MAIN_DEVSTAT_BKUP_BOOTMODE_SHIFT	1
 #define MAIN_DEVSTAT_PRIM_BOOTMODE_MMC_PORT_MASK	BIT(6)
 #define MAIN_DEVSTAT_PRIM_BOOTMODE_PORT_SHIFT		6
+#define MAIN_DEVSTAT_BKUP_MMC_PORT_MASK			BIT(7)
+#define MAIN_DEVSTAT_BKUP_MMC_PORT_SHIFT		7
 
 #define WKUP_CTRL_MMR0_BASE				0x43000000
 #define MCU_CTRL_MMR0_BASE				0x40f00000
diff --git a/arch/arm/mach-k3/include/mach/j721e_spl.h b/arch/arm/mach-k3/include/mach/j721e_spl.h
index 475278b..1cabc01 100644
--- a/arch/arm/mach-k3/include/mach/j721e_spl.h
+++ b/arch/arm/mach-k3/include/mach/j721e_spl.h
@@ -25,7 +25,19 @@
 #define BOOT_DEVICE_MMC2_2		0x16
 #define BOOT_DEVICE_RAM			0x17
 
+/* Backup boot modes with MCU Only = 0 */
+#define BACKUP_BOOT_DEVICE_RAM		0x0
+#define BACKUP_BOOT_DEVICE_USB		0x1
+#define BACKUP_BOOT_DEVICE_UART		0x3
+#define BACKUP_BOOT_DEVICE_ETHERNET	0x4
+#define BACKUP_BOOT_DEVICE_MMC2		0x5
+#define BACKUP_BOOT_DEVICE_SPI		0x6
+#define BACKUP_BOOT_DEVICE_I2C		0x7
+
 #define BOOT_MODE_B_SHIFT		4
 #define BOOT_MODE_B_MASK		BIT(4)
 
+#define K3_PRIMARY_BOOTMODE		0x0
+#define K3_BACKUP_BOOTMODE		0x1
+
 #endif
diff --git a/arch/arm/mach-k3/j721e_init.c b/arch/arm/mach-k3/j721e_init.c
index 71fc20c..18a3c1c 100644
--- a/arch/arm/mach-k3/j721e_init.c
+++ b/arch/arm/mach-k3/j721e_init.c
@@ -235,6 +235,35 @@
 	}
 }
 
+static u32 __get_backup_bootmedia(u32 main_devstat)
+{
+	u32 bkup_boot = (main_devstat & MAIN_DEVSTAT_BKUP_BOOTMODE_MASK) >>
+			MAIN_DEVSTAT_BKUP_BOOTMODE_SHIFT;
+
+	switch (bkup_boot) {
+	case BACKUP_BOOT_DEVICE_USB:
+		return BOOT_DEVICE_DFU;
+	case BACKUP_BOOT_DEVICE_UART:
+		return BOOT_DEVICE_UART;
+	case BACKUP_BOOT_DEVICE_ETHERNET:
+		return BOOT_DEVICE_ETHERNET;
+	case BACKUP_BOOT_DEVICE_MMC2:
+	{
+		u32 port = (main_devstat & MAIN_DEVSTAT_BKUP_MMC_PORT_MASK) >>
+			    MAIN_DEVSTAT_BKUP_MMC_PORT_SHIFT;
+		if (port == 0x0)
+			return BOOT_DEVICE_MMC1;
+		return BOOT_DEVICE_MMC2;
+	}
+	case BACKUP_BOOT_DEVICE_SPI:
+		return BOOT_DEVICE_SPI;
+	case BACKUP_BOOT_DEVICE_I2C:
+		return BOOT_DEVICE_I2C;
+	}
+
+	return BOOT_DEVICE_RAM;
+}
+
 static u32 __get_primary_bootmedia(u32 main_devstat, u32 wkup_devstat)
 {
 
@@ -271,8 +300,10 @@
 	/* MAIN CTRL MMR can only be read if MCU ONLY is 0 */
 	main_devstat = readl(CTRLMMR_MAIN_DEVSTAT);
 
-	/* ToDo: Add support for backup boot media */
-	return __get_primary_bootmedia(main_devstat, wkup_devstat);
+	if (bootindex == K3_PRIMARY_BOOTMODE)
+		return __get_primary_bootmedia(main_devstat, wkup_devstat);
+	else
+		return __get_backup_bootmedia(main_devstat);
 }
 #endif