From f1dd23b3aecf50d856575d705964b0a868ff8edf Mon Sep 17 00:00:00 2001
From: Werner Almesberger <werner@openmoko.org>
Date: Thu, 5 Mar 2009 14:39:46 +0000
Subject: Add Samsung S3C CAMIF driver

Add Samsung S3C camera interface driver.
Original code is from Samsung's BSP and was written for 2.6.21.

Only tested on S3C6410.

Signed-off-by: Werner Almesberger <werner@openmoko.org>
---
 arch/arm/plat-s3c/Kconfig     |  5 ++++
 arch/arm/plat-s3c/Makefile    |  1 +
 arch/arm/plat-s3c/dev-camif.c | 65 +++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 71 insertions(+)
 create mode 100644 arch/arm/plat-s3c/dev-camif.c

(limited to 'arch')

diff --git a/arch/arm/plat-s3c/Kconfig b/arch/arm/plat-s3c/Kconfig
index 80a411d6f10..3b6199edcae 100644
--- a/arch/arm/plat-s3c/Kconfig
+++ b/arch/arm/plat-s3c/Kconfig
@@ -193,4 +193,9 @@ config S3C_DEV_FB
 	help
 	  Compile in platform device definition for framebuffer
 
+config S3C_DEV_CAMIF
+	bool
+	help
+	  Compile in platform device definitions for camera interface code
+
 endif
diff --git a/arch/arm/plat-s3c/Makefile b/arch/arm/plat-s3c/Makefile
index 664ba5cc39e..8bba2f03880 100644
--- a/arch/arm/plat-s3c/Makefile
+++ b/arch/arm/plat-s3c/Makefile
@@ -35,6 +35,7 @@ obj-$(CONFIG_S3C_DEV_HSMMC1)	+= dev-hsmmc1.o
 obj-y				+= dev-i2c0.o
 obj-$(CONFIG_S3C_DEV_I2C1)	+= dev-i2c1.o
 obj-$(CONFIG_S3C_DEV_FB)	+= dev-fb.o
+obj-$(CONFIG_S3C_DEV_CAMIF)	+= dev-camif.o
 
 obj-$(CONFIG_S3C_PWM)		+= pwm.o
 obj-$(CONFIG_S3C_DMA)		+= dma.o
diff --git a/arch/arm/plat-s3c/dev-camif.c b/arch/arm/plat-s3c/dev-camif.c
new file mode 100644
index 00000000000..e4e18675289
--- /dev/null
+++ b/arch/arm/plat-s3c/dev-camif.c
@@ -0,0 +1,65 @@
+/* linux/arch/arm/plat-s3c/dev-camif.c
+ *
+ * Copyright 2009 Openmoko, Inc.
+ * Werner Almesberger <werner@openmoko.org>
+ *
+ * based on dev-hsmmc.c which is
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for camera interface devices
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/mmc/host.h>
+
+#include <mach/map.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+
+#define	S3C6400_PA_CAMIF	0x78000000
+#define S3C24XX_SZ_CAMIF	(0x1000)
+
+
+static struct resource s3c_camif_resource[] = {
+	[0] = {
+		.start = S3C6400_PA_CAMIF,
+		.end   = S3C6400_PA_CAMIF + S3C24XX_SZ_CAMIF - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_CAMIF_C,
+		.end   = IRQ_CAMIF_C,
+		.flags = IORESOURCE_IRQ,
+	},
+	[2] = {
+		.start = IRQ_CAMIF_P,
+		.end   = IRQ_CAMIF_P,
+		.flags = IORESOURCE_IRQ,
+	}
+
+};
+
+static u64 s3c_device_camif_dmamask = 0xffffffffUL;
+
+struct platform_device s3c_device_camif = {
+	.name		  = "s3c-camif",
+	.id		  = -1,
+	.num_resources	  = ARRAY_SIZE(s3c_camif_resource),
+	.resource	  = s3c_camif_resource,
+	.dev              = {
+		.dma_mask = &s3c_device_camif_dmamask,
+		.coherent_dma_mask = 0xffffffffUL
+	}
+};
+
+EXPORT_SYMBOL(s3c_device_camif);
+
-- 
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