staging: bcm2835-v4l2: Add a build system for the module.

This is derived from the downstream tree's build system, but with just
a single Kconfig option.

For now the driver only builds on 32-bit arm -- the aarch64 build
breaks due to the driver using arm-specific cache flushing functions.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/media/Kconfig b/drivers/staging/media/Kconfig
index ffb8fa72c3dabdb5abf045d3bc1dcb584e3ede71..abd0e2d57c203084a5f4c43c6a23896f5b57822b 100644 (file)
--- a/drivers/staging/media/Kconfig
+++ b/drivers/staging/media/Kconfig
@@ -27,6 +27,8 @@ source "drivers/staging/media/davinci_vpfe/Kconfig"
 
 source "drivers/staging/media/omap4iss/Kconfig"
 
+source "drivers/staging/media/platform/bcm2835/Kconfig"
+
 source "drivers/staging/media/s5p-cec/Kconfig"
 
 # Keep LIRC at the end, as it has sub-menus

diff --git a/drivers/staging/media/Makefile b/drivers/staging/media/Makefile
index a28e82cf6447a932c92a807b0aa290dfa56aae04..dc89325c463d5f35e129c4c94d2aeb3483a803ec 100644 (file)
--- a/drivers/staging/media/Makefile
+++ b/drivers/staging/media/Makefile
@@ -2,6 +2,7 @@ obj-$(CONFIG_I2C_BCM2048)       += bcm2048/
 obj-$(CONFIG_VIDEO_SAMSUNG_S5P_CEC) += s5p-cec/
 obj-$(CONFIG_DVB_CXD2099)      += cxd2099/
 obj-$(CONFIG_LIRC_STAGING)     += lirc/
+obj-$(CONFIG_VIDEO_BCM2835)    += platform/bcm2835/
 obj-$(CONFIG_VIDEO_DM365_VPFE) += davinci_vpfe/
 obj-$(CONFIG_VIDEO_OMAP4)      += omap4iss/
 obj-$(CONFIG_VIDEO_STI_HDMI_CEC) += st-cec/

diff --git a/drivers/staging/media/platform/bcm2835/Kconfig b/drivers/staging/media/platform/bcm2835/Kconfig
new file mode 100644 (file)
index 0000000..7c5245d
--- /dev/null
+++ b/drivers/staging/media/platform/bcm2835/Kconfig
@@ -0,0 +1,10 @@
+config VIDEO_BCM2835
+       tristate "Broadcom BCM2835 camera driver"
+       depends on VIDEO_V4L2 && (ARCH_BCM2835 || COMPILE_TEST)
+       depends on BCM2835_VCHIQ
+       depends on ARM
+       select VIDEOBUF2_VMALLOC
+       help
+         Say Y here to enable camera host interface devices for
+         Broadcom BCM2835 SoC. This operates over the VCHIQ interface
+         to a service running on VideoCore.

diff --git a/drivers/staging/media/platform/bcm2835/Makefile b/drivers/staging/media/platform/bcm2835/Makefile
new file mode 100644 (file)
index 0000000..d7900a5
--- /dev/null
+++ b/drivers/staging/media/platform/bcm2835/Makefile
@@ -0,0 +1,11 @@
+bcm2835-v4l2-$(CONFIG_VIDEO_BCM2835) := \
+       bcm2835-camera.o \
+       controls.o \
+       mmal-vchiq.o
+
+obj-$(CONFIG_VIDEO_BCM2835) += bcm2835-v4l2.o
+
+ccflags-y += \
+       -Idrivers/staging/vc04_services \
+       -Idrivers/staging/vc04_services/interface/vcos/linuxkernel \
+       -D__VCCOREVER__=0x04000000