ARM: DaVinci: Add video-out driver

This is a forward port of the DaVinci framebuffer driver (originally
written by TI) from the MV 2.6.10 kernel.  It consists primarily of a
rework to the newer driver model and a rework of the debug printks.
No code has been changed or reorganized.
Signed-off-by: Kevin Hilman <khilman@mvista.com>

arch/arm/configs/davinci_dm644x_defconfig

@@ -859,6 +859,8 @@ CONFIG_FB_FIRMWARE_EDID=y
 # CONFIG_FB_MODE_HELPERS is not set
 # CONFIG_FB_TILEBLITTING is not set
 # CONFIG_FB_S1D13XXX is not set
+CONFIG_FB_DAVINCI=y
+# CONFIG_FB_VIRTUAL is not set
 # CONFIG_FB_OMAP is not set
 # CONFIG_FB_VIRTUAL is not set
 

arch/arm/mach-davinci/board-evm.c

@@ -112,6 +112,21 @@ static struct platform_device davinci_evm_flash_device = {
 	.resource	= &davinci_evm_flash_resource,
 };
 
+#if defined(CONFIG_FB_DAVINCI) || defined(CONFIG_FB_DAVINCI_MODULE)
+
+static u64 davinci_fb_dma_mask = DMA_32BIT_MASK;
+
+static struct platform_device davinci_fb_device = {
+	.name		= "davincifb",
+	.id		= -1,
+	.dev = {
+		.dma_mask		= &davinci_fb_dma_mask,
+		.coherent_dma_mask      = DMA_32BIT_MASK,
+	},
+	.num_resources = 0,
+};
+#endif
+
 /*
  * USB
  */
@@ -181,6 +196,9 @@ static inline void setup_usb(void)
 
 static struct platform_device *davinci_evm_devices[] __initdata = {
 	&davinci_evm_flash_device,
+#if defined(CONFIG_FB_DAVINCI) || defined(CONFIG_FB_DAVINCI_MODULE)
+	&davinci_fb_device,
+#endif
 };
 
 static void board_init(void)

drivers/video/Kconfig

@@ -1584,6 +1584,14 @@ config FB_PNX4008_DUM_RGB
 	---help---
 	  Say Y here to enable support for PNX4008 RGB Framebuffer
 
+config FB_DAVINCI
+	bool "Davinci Framebuffer support"
+	depends on FB && ARCH_DAVINCI
+	help
+	  This is the frame buffer device driver for the DaVinci video
+	  hardware found on the TI DaVinci EVM.	 If
+	  unsure, say N.
+
 config FB_VIRTUAL
 	tristate "Virtual Frame Buffer support (ONLY FOR TESTING!)"
 	depends on FB

drivers/video/Makefile

@@ -105,6 +105,7 @@ obj-$(CONFIG_FB_IMAC)             += imacfb.o
 obj-$(CONFIG_FB_VGA16)            += vga16fb.o vgastate.o
 obj-$(CONFIG_FB_OF)               += offb.o
 obj-$(CONFIG_FB_OMAP)		  += omap/ cfbcopyarea.o cfbfillrect.o cfbimgblt.o
+obj-$(CONFIG_FB_DAVINCI)            += davincifb.o cfbfillrect.o cfbcopyarea.o cfbimgblt.o
 
 # the test framebuffer is last
 obj-$(CONFIG_FB_VIRTUAL)          += vfb.o