configs: beagleplay: Enable DFU for MMC

MMC DFU is required for capsule updates.

Signed-off-by: Jonathan Humphreys <j-humphreys@ti.com>
diff --git a/configs/am62x_beagleplay_a53_defconfig b/configs/am62x_beagleplay_a53_defconfig
index 455dd86..414b935 100644
--- a/configs/am62x_beagleplay_a53_defconfig
+++ b/configs/am62x_beagleplay_a53_defconfig
@@ -71,6 +71,9 @@
 CONFIG_CLK=y
 CONFIG_SPL_CLK=y
 CONFIG_CLK_TI_SCI=y
+CONFIG_DFU_MMC=y
+CONFIG_SYS_DFU_DATA_BUF_SIZE=0x40000
+CONFIG_SYS_DFU_MAX_FILE_SIZE=0x180000
 CONFIG_DMA_CHANNELS=y
 CONFIG_TI_K3_NAVSS_UDMA=y
 CONFIG_TI_SCI_PROTOCOL=y