drm: rockchip: introduce rk3066 hdmi

Change-Id: Id354325d271d0c459c156b65cec10c68abeefdc4
Signed-off-by: Zheng Yang <zhengyang@rock-chips.com>

Author: Zheng Yang

Documentation/devicetree/bindings/video/rockchip_hdmi.txt

@@ -3,6 +3,7 @@ Device-Tree bindings for rockchip hdmi driver
 Required properties:
 - compatible: value should be following:
 	"rockchip,rk3036-hdmi",
+	"rockchip,rk3066-hdmi",
 	"rockchip,rk312x-hdmi",
 	"rockchip,rk3288-hdmi",
 	"rockchip,rk3366-hdmi",

drivers/gpu/drm/rockchip/Kconfig

@@ -97,3 +97,12 @@ config ROCKCHIP_DRM_BACKLIGHT
 	  This selects support for Rockchip backlight manager,
 	  Vop cabc function request using vop self pwm devices, needed a
 	  unique backlight devices to manager vop and soc pwm devices.
+
+config ROCKCHIP_RK3066_HDMI
+	tristate "Rockchip specific extensions for RK3066 HDMI"
+	depends on DRM_ROCKCHIP
+	select SND_SOC_HDMI_CODEC
+	help
+	  This selects support for Rockchip SoC specific extensions
+	  for the Innosilicon HDMI driver. If you want to enable
+	  HDMI on RK3066 based SoC, you should select this option.

drivers/gpu/drm/rockchip/Makefile

@@ -18,3 +18,5 @@ obj-$(CONFIG_ROCKCHIP_RGB) += rockchip_rgb.o
 obj-$(CONFIG_ROCKCHIP_DRM_BACKLIGHT) += rockchip_drm_backlight.o
 obj-$(CONFIG_DRM_ROCKCHIP) += rockchip_vop_reg.o rockchipdrm.o
 obj-$(CONFIG_ROCKCHIP_DRM_TVE) += rockchip_drm_tve.o
+
+obj-$(CONFIG_ROCKCHIP_RK3066_HDMI) += rk3066_hdmi.o