ARM: SAMSUNG: Add platform definitions and helpers for FIMC driver

FIMC (CAMIF) device is a camera interface embedded in S3C/S5P Samsung
SOC series. It supports ITU-R BT.601/656 and MIPI-CSI2 standards,
memory to memory operations, color conversion, resizing and rotation.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-s5pc100/include/mach/map.h

@@ -94,6 +94,10 @@
 
 #define S5PC100_PA_FB		(0xEE000000)
 
+#define S5PC100_PA_FIMC0	(0xEE200000)
+#define S5PC100_PA_FIMC1	(0xEE300000)
+#define S5PC100_PA_FIMC2	(0xEE400000)
+
 #define S5PC100_PA_I2S0		(0xF2000000)
 #define S5PC100_PA_I2S1		(0xF2100000)
 #define S5PC100_PA_I2S2		(0xF2200000)
@@ -135,4 +139,8 @@
 #define S3C_PA_ONENAND_BUF	S5PC100_PA_ONENAND_BUF
 #define S3C_SZ_ONENAND_BUF	S5PC100_SZ_ONENAND_BUF
 
+#define S5P_PA_FIMC0		S5PC100_PA_FIMC0
+#define S5P_PA_FIMC1		S5PC100_PA_FIMC1
+#define S5P_PA_FIMC2		S5PC100_PA_FIMC2
+
 #endif /* __ASM_ARCH_C100_MAP_H */

arch/arm/mach-s5pv210/cpu.c

@@ -33,6 +33,7 @@
 #include <plat/clock.h>
 #include <plat/s5pv210.h>
 #include <plat/adc-core.h>
+#include <plat/fimc-core.h>
 #include <plat/iic-core.h>
 #include <plat/sdhci.h>
 
@@ -90,6 +91,10 @@ void __init s5pv210_map_io(void)
 	s3c_i2c0_setname("s3c2440-i2c");
 	s3c_i2c1_setname("s3c2440-i2c");
 	s3c_i2c2_setname("s3c2440-i2c");
+
+	s3c_fimc_setname(0, "s5pv210-fimc");
+	s3c_fimc_setname(1, "s5pv210-fimc");
+	s3c_fimc_setname(2, "s5pv210-fimc");
 }
 
 void __init s5pv210_init_clocks(int xtal)

arch/arm/mach-s5pv210/include/mach/map.h

@@ -60,6 +60,10 @@
 
 #define S5PV210_PA_FB		(0xF8000000)
 
+#define S5PV210_PA_FIMC0	(0xFB200000)
+#define S5PV210_PA_FIMC1	(0xFB300000)
+#define S5PV210_PA_FIMC2	(0xFB400000)
+
 #define S5PV210_PA_HSMMC(x)	(0xEB000000 + ((x) * 0x100000))
 
 #define S5PV210_PA_VIC0		(0xF2000000)
@@ -102,6 +106,9 @@
 #define S3C_PA_IIC2		S5PV210_PA_IIC2
 #define S3C_PA_FB		S5PV210_PA_FB
 #define S3C_PA_WDT		S5PV210_PA_WATCHDOG
+#define S5P_PA_FIMC0		S5PV210_PA_FIMC0
+#define S5P_PA_FIMC1		S5PV210_PA_FIMC1
+#define S5P_PA_FIMC2		S5PV210_PA_FIMC2
 
 #define SAMSUNG_PA_ADC		S5PV210_PA_ADC
 

arch/arm/plat-s5p/Makefile

@@ -18,3 +18,8 @@ obj-y				+= clock.o
 obj-y				+= irq.o
 obj-$(CONFIG_S5P_EXT_INT)	+= irq-eint.o
 
+# devices
+
+obj-$(CONFIG_S5P_DEV_FIMC0)	+= dev-fimc0.o
+obj-$(CONFIG_S5P_DEV_FIMC1)	+= dev-fimc1.o
+obj-$(CONFIG_S5P_DEV_FIMC2)	+= dev-fimc2.o

arch/arm/plat-s5p/dev-fimc0.c

@@ -0,0 +1,36 @@
+/* linux/arch/arm/plat-s5p/dev-fimc0.c
+ *
+ * Copyright (c) 2010 Samsung Electronics
+ *
+ * Base S5P FIMC0 resource and device definitions
+ *
+ * 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/interrupt.h>
+#include <linux/ioport.h>
+#include <mach/map.h>
+
+static struct resource s5p_fimc0_resource[] = {
+	[0] = {
+		.start	= S5P_PA_FIMC0,
+		.end	= S5P_PA_FIMC0 + SZ_1M - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_FIMC0,
+		.end	= IRQ_FIMC0,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device s5p_device_fimc0 = {
+	.name		= "s5p-fimc",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(s5p_fimc0_resource),
+	.resource	= s5p_fimc0_resource,
+};

arch/arm/plat-s5p/dev-fimc1.c

@@ -0,0 +1,36 @@
+/* linux/arch/arm/plat-s5p/dev-fimc1.c
+ *
+ * Copyright (c) 2010 Samsung Electronics
+ *
+ * Base S5P FIMC1 resource and device definitions
+ *
+ * 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/interrupt.h>
+#include <linux/ioport.h>
+#include <mach/map.h>
+
+static struct resource s5p_fimc1_resource[] = {
+	[0] = {
+		.start	= S5P_PA_FIMC1,
+		.end	= S5P_PA_FIMC1 + SZ_1M - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_FIMC1,
+		.end	= IRQ_FIMC1,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device s5p_device_fimc1 = {
+	.name		= "s5p-fimc",
+	.id		= 1,
+	.num_resources	= ARRAY_SIZE(s5p_fimc1_resource),
+	.resource	= s5p_fimc1_resource,
+};

arch/arm/plat-s5p/dev-fimc2.c

@@ -0,0 +1,36 @@
+/* linux/arch/arm/plat-s5p/dev-fimc2.c
+ *
+ * Copyright (c) 2010 Samsung Electronics
+ *
+ * Base S5P FIMC2 resource and device definitions
+ *
+ * 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/interrupt.h>
+#include <linux/ioport.h>
+#include <mach/map.h>
+
+static struct resource s5p_fimc2_resource[] = {
+	[0] = {
+		.start	= S5P_PA_FIMC2,
+		.end	= S5P_PA_FIMC2 + SZ_1M - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_FIMC2,
+		.end	= IRQ_FIMC2,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device s5p_device_fimc2 = {
+	.name		= "s5p-fimc",
+	.id		= 2,
+	.num_resources	= ARRAY_SIZE(s5p_fimc2_resource),
+	.resource	= s5p_fimc2_resource,
+};

arch/arm/plat-samsung/include/plat/devs.h

@@ -104,6 +104,10 @@ extern struct platform_device s5pc100_device_iis2;
 
 extern struct platform_device samsung_device_keypad;
 
+extern struct platform_device s5p_device_fimc0;
+extern struct platform_device s5p_device_fimc1;
+extern struct platform_device s5p_device_fimc2;
+
 /* s3c2440 specific devices */
 
 #ifdef CONFIG_CPU_S3C2440

arch/arm/plat-samsung/include/plat/fimc-core.h

@@ -0,0 +1,44 @@
+/*
+ * arch/arm/plat-samsung/include/plat/fimc-core.h
+ *
+ * Copyright 2010 Samsung Electronics Co., Ltd.
+ *	Sylwester Nawrocki <s.nawrocki@samsung.com>
+ *
+ * Samsung camera interface driver core functions
+ *
+ * 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.
+ */
+
+#ifndef __ASM_PLAT_FIMC_CORE_H
+#define __ASM_PLAT_FIMC_CORE_H __FILE__
+
+/*
+ * These functions are only for use with the core support code, such as
+ * the CPU-specific initialization code.
+ */
+
+/* Re-define device name to differentiate the subsystem in various SoCs. */
+static inline void s3c_fimc_setname(int id, char *name)
+{
+	switch (id) {
+#ifdef CONFIG_S5P_DEV_FIMC0
+	case 0:
+		s5p_device_fimc0.name = name;
+		break;
+#endif
+#ifdef CONFIG_S5P_DEV_FIMC1
+	case 1:
+		s5p_device_fimc1.name = name;
+		break;
+#endif
+#ifdef CONFIG_S5P_DEV_FIMC2
+	case 2:
+		s5p_device_fimc2.name = name;
+		break;
+#endif
+	}
+}
+
+#endif /* __ASM_PLAT_FIMC_CORE_H */