drm/kmb: Build files for KeemBay Display driver

v2: Added Maintainer entry
v3: Added one more Maintainer entry
v3: drop videomode_helpers

Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Anitha Chrisanthus <anitha.chrisanthus@intel.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1604538931-26726-8-git-send-email-anitha.chrisanthus@intel.com

MAINTAINERS

@@ -8961,6 +8961,13 @@ M:	Deepak Saxena <dsaxena@plexity.net>
 S:	Maintained
 F:	drivers/char/hw_random/ixp4xx-rng.c
 
+INTEL KEEMBAY DRM DRIVER
+M:	Anitha Chrisanthus <anitha.chrisanthus@intel.com>
+M:	Edmund Dea <edmund.j.dea@intel.com>
+S:	Maintained
+F:	Documentation/devicetree/bindings/display/intel,kmb_display.yaml
+F:	drivers/gpu/drm/kmb/
+
 INTEL MANAGEMENT ENGINE (mei)
 M:	Tomas Winkler <tomas.winkler@intel.com>
 L:	linux-kernel@vger.kernel.org

drivers/gpu/drm/Kconfig

@@ -268,6 +268,8 @@ source "drivers/gpu/drm/nouveau/Kconfig"
 
 source "drivers/gpu/drm/i915/Kconfig"
 
+source "drivers/gpu/drm/kmb/Kconfig"
+
 config DRM_VGEM
 	tristate "Virtual GEM provider"
 	depends on DRM

drivers/gpu/drm/Makefile

@@ -71,6 +71,7 @@ obj-$(CONFIG_DRM_AMDGPU)+= amd/amdgpu/
 obj-$(CONFIG_DRM_MGA)	+= mga/
 obj-$(CONFIG_DRM_I810)	+= i810/
 obj-$(CONFIG_DRM_I915)	+= i915/
+obj-$(CONFIG_DRM_KMB_DISPLAY)  += kmb/
 obj-$(CONFIG_DRM_MGAG200) += mgag200/
 obj-$(CONFIG_DRM_V3D)  += v3d/
 obj-$(CONFIG_DRM_VC4)  += vc4/

drivers/gpu/drm/kmb/Kconfig

+config DRM_KMB_DISPLAY
+	tristate "INTEL KEEMBAY DISPLAY"
+	depends on DRM && OF && (ARM || ARM64)
+	depends on COMMON_CLK
+	select DRM_KMS_HELPER
+	select DRM_KMS_CMA_HELPER
+	select DRM_GEM_CMA_HELPER
+	help
+	Choose this option if you have Intel's KeemBay SOC which integrates
+	an ARM Cortex A53 CPU with an Intel Movidius VPU.
+
+	If M is selected the module will be called kmb-drm.

drivers/gpu/drm/kmb/Makefile

+kmb-drm-y := kmb_crtc.o kmb_drv.o kmb_plane.o kmb_dsi.o
+obj-$(CONFIG_DRM_KMB_DISPLAY)	+= kmb-drm.o