[PATCH] rockchip: enable fdt overlays for ROCK Pi 4 series

[FUKAUMI Naoki]

add CONFIG_OF_LIBFDT_OVERLAY=y to support fdt overlays.

Signed-off-by: FUKAUMI Naoki <naoki at radxa.com>
---
 configs/rock-pi-4-rk3399_defconfig  | 1 +
 configs/rock-pi-4c-rk3399_defconfig | 1 +
 2 files changed, 2 insertions(+)

diff --git a/configs/rock-pi-4-rk3399_defconfig b/configs/rock-pi-4-rk3399_defconfig
index f8a57f6838..a13ac12d8c 100644
--- a/configs/rock-pi-4-rk3399_defconfig
+++ b/configs/rock-pi-4-rk3399_defconfig
@@ -84,3 +84,4 @@ CONFIG_VIDEO_ROCKCHIP=y
 CONFIG_DISPLAY_ROCKCHIP_HDMI=y
 CONFIG_SPL_TINY_MEMSET=y
 CONFIG_ERRNO_STR=y
+CONFIG_OF_LIBFDT_OVERLAY=y
diff --git a/configs/rock-pi-4c-rk3399_defconfig b/configs/rock-pi-4c-rk3399_defconfig
index 9aa7809bd0..be9ac7aab9 100644
--- a/configs/rock-pi-4c-rk3399_defconfig
+++ b/configs/rock-pi-4c-rk3399_defconfig
@@ -84,3 +84,4 @@ CONFIG_VIDEO_ROCKCHIP=y
 CONFIG_DISPLAY_ROCKCHIP_HDMI=y
 CONFIG_SPL_TINY_MEMSET=y
 CONFIG_ERRNO_STR=y
+CONFIG_OF_LIBFDT_OVERLAY=y
-- 
2.30.2