rockchip: Enable meminfo and rng commands for Generic RK3566/RK3568

The meminfo and rng commands are helpful for testing, enable them.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/configs/generic-rk3568_defconfig b/configs/generic-rk3568_defconfig
index f79f0e8..76418ba 100644
--- a/configs/generic-rk3568_defconfig
+++ b/configs/generic-rk3568_defconfig
@@ -28,6 +28,8 @@
 CONFIG_SPL_SPI_LOAD=y
 CONFIG_SYS_SPI_U_BOOT_OFFS=0x60000
 CONFIG_SPL_ATF=y
+CONFIG_CMD_MEMINFO=y
+CONFIG_CMD_MEMINFO_MAP=y
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_GPT=y
 CONFIG_CMD_MISC=y
@@ -35,6 +37,7 @@
 CONFIG_CMD_ROCKUSB=y
 CONFIG_CMD_USB_MASS_STORAGE=y
 # CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_RNG=y
 # CONFIG_SPL_DOS_PARTITION is not set
 CONFIG_SPL_OF_CONTROL=y
 CONFIG_OF_LIVE=y