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/pico-dwarf-imx7d_defconfig b/configs/pico-dwarf-imx7d_defconfig
index ff4a409..6d1d68e 100644
--- a/configs/pico-dwarf-imx7d_defconfig
+++ b/configs/pico-dwarf-imx7d_defconfig
@@ -78,3 +78,5 @@
CONFIG_CI_UDC=y
CONFIG_DM_VIDEO=y
CONFIG_SYS_WHITE_ON_BLACK=y
+CONFIG_SPLASH_SCREEN=y
+CONFIG_SPLASH_SCREEN_ALIGN=y