Convert CONFIG_SPLASH_SCREEN et al to Kconfig
This converts the following to Kconfig:
CONFIG_SPLASH_SCREEN
CONFIG_SPLASH_SCREEN_ALIGN
CONFIG_SPLASHIMAGE_GUARD
CONFIG_SPLASH_SOURCE
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/sandbox_spl_defconfig b/configs/sandbox_spl_defconfig
index 5ce74ed..6d8e827 100644
--- a/configs/sandbox_spl_defconfig
+++ b/configs/sandbox_spl_defconfig
@@ -210,6 +210,7 @@
CONFIG_VIDEO_SANDBOX_SDL=y
CONFIG_OSD=y
CONFIG_SANDBOX_OSD=y
+CONFIG_SPLASH_SCREEN_ALIGN=y
CONFIG_FS_CBFS=y
CONFIG_FS_CRAMFS=y
# CONFIG_SPL_USE_TINY_PRINTF is not set