configs: px30/rk3326: support RNG SEED

Signed-off-by: Wu Liangqing <wlq@rock-chips.com>
Change-Id: I5aa1f2249b1197d65ee3d9a7ff23c31724462da1

configs/px30_defconfig

@@ -24,6 +24,7 @@ CONFIG_SYS_CONSOLE_INFO_QUIET=y
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_ANDROID_BOOTLOADER=y
 CONFIG_ANDROID_AVB=y
+CONFIG_BOARD_RNG_SEED=y
 CONFIG_SPL_STACK_R=y
 CONFIG_SPL_ATF=y
 CONFIG_SPL_ATF_NO_PLATFORM_PARAM=y

configs/rk3326_defconfig

@@ -26,6 +26,7 @@ CONFIG_SYS_CONSOLE_INFO_QUIET=y
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_ANDROID_BOOTLOADER=y
 CONFIG_ANDROID_AVB=y
+CONFIG_BOARD_RNG_SEED=y
 # CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
 # CONFIG_SPL_LEGACY_IMAGE_SUPPORT is not set
 CONFIG_SPL_STACK_R=y