video: sandbox: Enable all colour depths

For sandbox we want to have the maximum possible build coverage, so enable
all colour depths for video.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Anatolij Gustschin <agust@denx.de>
diff --git a/configs/sandbox64_defconfig b/configs/sandbox64_defconfig
index 7b80033..941b1fd 100644
--- a/configs/sandbox64_defconfig
+++ b/configs/sandbox64_defconfig
@@ -189,7 +189,6 @@
 CONFIG_USB_EMUL=y
 CONFIG_USB_KEYBOARD=y
 CONFIG_DM_VIDEO=y
-CONFIG_VIDEO_BPP16=y
 CONFIG_CONSOLE_ROTATION=y
 CONFIG_CONSOLE_TRUETYPE=y
 CONFIG_CONSOLE_TRUETYPE_CANTORAONE=y
diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig
index 790dcb0..7b02b8d 100644
--- a/configs/sandbox_defconfig
+++ b/configs/sandbox_defconfig
@@ -210,7 +210,6 @@
 CONFIG_USB_EMUL=y
 CONFIG_USB_KEYBOARD=y
 CONFIG_DM_VIDEO=y
-CONFIG_VIDEO_BPP16=y
 CONFIG_CONSOLE_ROTATION=y
 CONFIG_CONSOLE_TRUETYPE=y
 CONFIG_CONSOLE_TRUETYPE_CANTORAONE=y
diff --git a/configs/sandbox_flattree_defconfig b/configs/sandbox_flattree_defconfig
index 2c90639..0049da3 100644
--- a/configs/sandbox_flattree_defconfig
+++ b/configs/sandbox_flattree_defconfig
@@ -168,7 +168,6 @@
 CONFIG_USB_EMUL=y
 CONFIG_USB_KEYBOARD=y
 CONFIG_DM_VIDEO=y
-CONFIG_VIDEO_BPP16=y
 CONFIG_CONSOLE_ROTATION=y
 CONFIG_CONSOLE_TRUETYPE=y
 CONFIG_CONSOLE_TRUETYPE_CANTORAONE=y
diff --git a/configs/sandbox_spl_defconfig b/configs/sandbox_spl_defconfig
index b78115a..f55692c 100644
--- a/configs/sandbox_spl_defconfig
+++ b/configs/sandbox_spl_defconfig
@@ -188,7 +188,6 @@
 CONFIG_USB_EMUL=y
 CONFIG_USB_KEYBOARD=y
 CONFIG_DM_VIDEO=y
-CONFIG_VIDEO_BPP16=y
 CONFIG_CONSOLE_ROTATION=y
 CONFIG_CONSOLE_TRUETYPE=y
 CONFIG_CONSOLE_TRUETYPE_CANTORAONE=y
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 50ab365..d7e62be 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -38,6 +38,7 @@
 config VIDEO_BPP8
 	bool "Support 8-bit-per-pixel displays"
 	depends on DM_VIDEO
+	default y if SANDBOX || X86
 	help
 	  Support drawing text and bitmaps onto a 8-bit-per-pixel display.
 	  Enabling this will include code to support this display. Without
@@ -47,6 +48,7 @@
 config VIDEO_BPP16
 	bool "Support 16-bit-per-pixel displays"
 	depends on DM_VIDEO
+	default y if SANDBOX || X86
 	help
 	  Support drawing text and bitmaps onto a 16-bit-per-pixel display.
 	  Enabling this will include code to support this display. Without
@@ -56,7 +58,7 @@
 config VIDEO_BPP32
 	bool "Support 32-bit-per-pixel displays"
 	depends on DM_VIDEO
-	default y if X86
+	default y if SANDBOX || X86
 	help
 	  Support drawing text and bitmaps onto a 32-bit-per-pixel display.
 	  Enabling this will include code to support this display. Without