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>

9 files changed, 181 insertions, 0 deletions

diff --git a/arch/arm/mach-s5pc100/include/mach/map.h b/arch/arm/mach-s5pc100/include/mach/map.h
index cadae4305688..abf17e8eb321 100644
--- a/arch/arm/mach-s5pc100/include/mach/map.h
+++ b/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 */
diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c
index 68317a4170cf..1acf9ac7ad35 100644
--- a/arch/arm/mach-s5pv210/cpu.c
+++ b/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)
diff --git a/arch/arm/mach-s5pv210/include/mach/map.h b/arch/arm/mach-s5pv210/include/mach/map.h
index 34eb168ec950..69210bf76c47 100644
--- a/arch/arm/mach-s5pv210/include/mach/map.h
+++ b/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
 
diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile
index 39c242bb9d58..8e18b5123dd7 100644
--- a/arch/arm/plat-s5p/Makefile
+++ b/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
diff --git a/arch/arm/plat-s5p/dev-fimc0.c b/arch/arm/plat-s5p/dev-fimc0.c
new file mode 100644
index 000000000000..d3f1a9b5d2b5
--- /dev/null
+++ b/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,
+};
diff --git a/arch/arm/plat-s5p/dev-fimc1.c b/arch/arm/plat-s5p/dev-fimc1.c
new file mode 100644
index 000000000000..41bd6986d0ad
--- /dev/null
+++ b/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,
+};
diff --git a/arch/arm/plat-s5p/dev-fimc2.c b/arch/arm/plat-s5p/dev-fimc2.c
new file mode 100644
index 000000000000..dfddeda6d4a3
--- /dev/null
+++ b/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,
+};
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index 4c31d328669b..85f6f23a510f 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/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
diff --git a/arch/arm/plat-samsung/include/plat/fimc-core.h b/arch/arm/plat-samsung/include/plat/fimc-core.h
new file mode 100644
index 000000000000..81a3bfeeccad
--- /dev/null
+++ b/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 */