configs: j721e_evm_r5: Enable R5F remoteproc support

Enable R5F remoteproc support in R5 defconfig so that R5s can
be started in SPL. While at it enable the SPL_FS_EXT4 config
option to load the firmwares from file system.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/configs/j721e_evm_r5_defconfig b/configs/j721e_evm_r5_defconfig
index f30f1ab..d32b882 100644
--- a/configs/j721e_evm_r5_defconfig
+++ b/configs/j721e_evm_r5_defconfig
@@ -28,6 +28,7 @@
 CONFIG_SPL_EARLY_BSS=y
 CONFIG_SPL_DMA=y
 CONFIG_SPL_ENV_SUPPORT=y
+CONFIG_SPL_FS_EXT4=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_DM_MAILBOX=y
 CONFIG_SPL_DM_RESET=y
@@ -103,6 +104,7 @@
 CONFIG_DM_REGULATOR_TPS65941=y
 CONFIG_K3_SYSTEM_CONTROLLER=y
 CONFIG_REMOTEPROC_TI_K3_ARM64=y
+CONFIG_REMOTEPROC_TI_K3_R5F=y
 CONFIG_DM_RESET=y
 CONFIG_RESET_TI_SCI=y
 CONFIG_DM_SERIAL=y