[PATCH 2/6] sandbox: hide sdl/libftdi symbols if libraries not found

[Ahmad Fatoum]

To make an allyesconfig build work out of the box on sandbox, let's hide
the SDL and libftdi GPIO drivers unless the libraries are already
installed.

Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 arch/sandbox/Kconfig  | 6 ++++++
 drivers/gpio/Kconfig  | 2 +-
 drivers/sound/Kconfig | 2 +-
 drivers/video/Kconfig | 2 +-
 4 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/arch/sandbox/Kconfig b/arch/sandbox/Kconfig
index 0357414a3f79..c404f73a9970 100644
--- a/arch/sandbox/Kconfig
+++ b/arch/sandbox/Kconfig
@@ -81,6 +81,12 @@ config CMD_SANDBOX_CPUINFO
 	help
 	  Say yes here to get a dummy cpuinfo command.
 
+config HAVE_LIBSDL2
+	def_bool $(success,$(CROSS_PKG_CONFIG) --exists sdl2)
+
+config HAVE_LIBFTDI
+	def_bool $(success,$(CROSS_PKG_CONFIG) --exists libftdi1)
+
 config SDL
 	bool
 
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index dd95e8906b39..7caa1aa96eb3 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -229,7 +229,7 @@ config GPIO_STARFIVE
 
 config GPIO_LIBFTDI1
 	bool "libftdi1 driver"
-	depends on SANDBOX
+	depends on HAVE_LIBFTDI1
 
 config GPIO_ZYNQ
 	tristate "Xilinx Zynq GPIO support"
diff --git a/drivers/sound/Kconfig b/drivers/sound/Kconfig
index bf6f715200e0..bc695fed2cd4 100644
--- a/drivers/sound/Kconfig
+++ b/drivers/sound/Kconfig
@@ -11,7 +11,7 @@ if SOUND
 
 config SOUND_SDL
 	bool "SDL sound driver for sandbox"
-	depends on SANDBOX && OFDEVICE
+	depends on HAVE_LIBSDL2 && OFDEVICE
 	select SDL
 
 config PWM_BEEPER
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 0539e2d453da..ef19948219f3 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -70,7 +70,7 @@ config DRIVER_VIDEO_STM32_LTDC
 
 config DRIVER_VIDEO_SDL
 	bool "SDL framebuffer driver"
-	depends on SANDBOX
+	depends on HAVE_LIBSDL2
 	select SDL
 
 config DRIVER_VIDEO_PXA
-- 
2.39.5