ARM: SAMSUNG: add i2c hdmiphy controller definitions

This patch adds hdmiphy dedicated i2c controller definitions.

Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
[m.szyprowski: renamed to i2c-hdmiphy and squashed Exynos4 and S5PV210 patches]
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-exynos4/clock.c

@@ -585,6 +585,12 @@ static struct clk init_clocks_off[] = {
 		.parent		= &clk_aclk_100.clk,
 		.enable		= exynos4_clk_ip_peril_ctrl,
 		.ctrlbit	= (1 << 13),
+	}, {
+		.name		= "i2c",
+		.devname	= "s3c2440-hdmiphy-i2c",
+		.parent		= &clk_aclk_100.clk,
+		.enable		= exynos4_clk_ip_peril_ctrl,
+		.ctrlbit	= (1 << 14),
 	}, {
 		.name		= "SYSMMU_MDMA",
 		.enable		= exynos4_clk_ip_image_ctrl,

arch/arm/mach-exynos4/include/mach/i2c-hdmiphy.h

@@ -0,0 +1,16 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ *
+ * S5P series i2c hdmiphy helper 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.
+ */
+
+#ifndef PLAT_S5P_I2C_HDMIPHY_H_
+#define PLAT_S5P_I2C_HDMIPHY_H_
+
+#define S5P_I2C_HDMIPHY_BUS_NUM		(8)
+
+#endif

arch/arm/mach-exynos4/include/mach/irqs.h

@@ -93,6 +93,8 @@
 #define IRQ_2D			IRQ_SPI(89)
 #define IRQ_PCIE		IRQ_SPI(90)
 
+#define IRQ_IIC_HDMIPHY		IRQ_SPI(93)
+
 #define IRQ_MFC			IRQ_SPI(94)
 
 #define IRQ_AUDIO_SS		IRQ_SPI(96)

arch/arm/mach-exynos4/include/mach/map.h

@@ -112,6 +112,8 @@
 
 #define EXYNOS4_PA_UART			0x13800000
 
+#define EXYNOS4_PA_IIC_HDMIPHY		0x138E0000
+
 #define EXYNOS4_PA_IIC(x)		(0x13860000 + ((x) * 0x10000))
 
 #define EXYNOS4_PA_ADC			0x13910000
@@ -161,6 +163,8 @@
 #define S5P_PA_TIMER			EXYNOS4_PA_TIMER
 #define S5P_PA_EHCI			EXYNOS4_PA_EHCI
 
+#define S5P_PA_IIC_HDMIPHY		EXYNOS4_PA_IIC_HDMIPHY
+
 #define SAMSUNG_PA_KEYPAD		EXYNOS4_PA_KEYPAD
 
 /* UART */

arch/arm/mach-s5pv210/clock.c

@@ -411,6 +411,12 @@ static struct clk init_clocks_off[] = {
 		.parent		= &clk_pclk_psys.clk,
 		.enable		= s5pv210_clk_ip3_ctrl,
 		.ctrlbit	= (1<<9),
+	}, {
+		.name		= "i2c",
+		.devname	= "s3c2440-hdmiphy-i2c",
+		.parent		= &clk_pclk_psys.clk,
+		.enable		= s5pv210_clk_ip3_ctrl,
+		.ctrlbit	= (1 << 11),
 	}, {
 		.name		= "spi",
 		.devname	= "s3c64xx-spi.0",

arch/arm/mach-s5pv210/include/mach/i2c-hdmiphy.h

@@ -0,0 +1,16 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ *
+ * S5P series i2c hdmiphy helper 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.
+ */
+
+#ifndef PLAT_S5P_I2C_HDMIPHY_H_
+#define PLAT_S5P_I2C_HDMIPHY_H_
+
+#define S5P_I2C_HDMIPHY_BUS_NUM		(3)
+
+#endif

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

@@ -56,7 +56,7 @@
 #define IRQ_SPI2		S5P_IRQ_VIC1(17)
 #define IRQ_IRDA		S5P_IRQ_VIC1(18)
 #define IRQ_IIC2		S5P_IRQ_VIC1(19)
-#define IRQ_IIC3		S5P_IRQ_VIC1(20)
+#define IRQ_IIC_HDMIPHY		S5P_IRQ_VIC1(20)
 #define IRQ_HSIRX		S5P_IRQ_VIC1(21)
 #define IRQ_HSITX		S5P_IRQ_VIC1(22)
 #define IRQ_UHOST		S5P_IRQ_VIC1(23)

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

@@ -90,6 +90,8 @@
 #define S5PV210_PA_FIMC1		0xFB300000
 #define S5PV210_PA_FIMC2		0xFB400000
 
+#define S5PV210_PA_IIC_HDMIPHY		0xFA900000
+
 /* Compatibiltiy Defines */
 
 #define S3C_PA_FB			S5PV210_PA_FB
@@ -110,6 +112,7 @@
 #define S5P_PA_FIMC2			S5PV210_PA_FIMC2
 #define S5P_PA_MIPI_CSIS0		S5PV210_PA_MIPI_CSIS
 #define S5P_PA_MFC			S5PV210_PA_MFC
+#define S5P_PA_IIC_HDMIPHY		S5PV210_PA_IIC_HDMIPHY
 #define S5P_PA_ONENAND			S5PC110_PA_ONENAND
 #define S5P_PA_ONENAND_DMA		S5PC110_PA_ONENAND_DMA
 #define S5P_PA_SDRAM			S5PV210_PA_SDRAM

arch/arm/plat-s5p/Kconfig

@@ -73,6 +73,11 @@ config S5P_DEV_FIMD0
 	help
 	  Compile in platform device definitions for FIMD controller 0
 
+config S5P_DEV_I2C_HDMIPHY
+	bool
+	help
+	  Compile in platform device definitions for I2C HDMIPHY controller
+
 config S5P_DEV_MFC
 	bool
 	help

arch/arm/plat-s5p/Makefile

@@ -31,6 +31,7 @@ obj-$(CONFIG_S5P_DEV_FIMC1)	+= dev-fimc1.o
 obj-$(CONFIG_S5P_DEV_FIMC2)	+= dev-fimc2.o
 obj-$(CONFIG_S5P_DEV_FIMC3)	+= dev-fimc3.o
 obj-$(CONFIG_S5P_DEV_FIMD0)	+= dev-fimd0.o
+obj-$(CONFIG_S5P_DEV_I2C_HDMIPHY) += dev-i2c-hdmiphy.o
 obj-$(CONFIG_S5P_DEV_ONENAND)	+= dev-onenand.o
 obj-$(CONFIG_S5P_DEV_CSIS0)	+= dev-csis0.o
 obj-$(CONFIG_S5P_DEV_CSIS1)	+= dev-csis1.o

arch/arm/plat-s5p/dev-i2c-hdmiphy.c

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com/
+ *
+ * S5P series device definition for i2c for hdmiphy device
+ *
+ * Based on plat-samsung/dev-i2c7.c
+ *
+ * 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/gfp.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+#include <mach/i2c-hdmiphy.h>
+
+#include <plat/regs-iic.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+#include <plat/iic.h>
+
+static struct resource s5p_i2c_resource[] = {
+	[0] = {
+		.start = S5P_PA_IIC_HDMIPHY,
+		.end   = S5P_PA_IIC_HDMIPHY + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_IIC_HDMIPHY,
+		.end   = IRQ_IIC_HDMIPHY,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device s5p_device_i2c_hdmiphy = {
+	.name		  = "s3c2440-hdmiphy-i2c",
+	.id		  = -1,
+	.num_resources	  = ARRAY_SIZE(s5p_i2c_resource),
+	.resource	  = s5p_i2c_resource,
+};
+
+void __init s5p_i2c_hdmiphy_set_platdata(struct s3c2410_platform_i2c *pd)
+{
+	struct s3c2410_platform_i2c *npd;
+
+	if (!pd) {
+		pd = &default_i2c_data;
+		pd->bus_num = S5P_I2C_HDMIPHY_BUS_NUM;
+	}
+
+	npd = s3c_set_platdata(pd, sizeof(struct s3c2410_platform_i2c),
+			       &s5p_device_i2c_hdmiphy);
+}

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

@@ -62,6 +62,7 @@ extern struct platform_device s3c_device_i2c4;
 extern struct platform_device s3c_device_i2c5;
 extern struct platform_device s3c_device_i2c6;
 extern struct platform_device s3c_device_i2c7;
+extern struct platform_device s5p_device_i2c_hdmiphy;
 extern struct platform_device s3c_device_rtc;
 extern struct platform_device s3c_device_adc;
 extern struct platform_device s3c_device_sdi;

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

@@ -60,6 +60,7 @@ extern void s3c_i2c4_set_platdata(struct s3c2410_platform_i2c *i2c);
 extern void s3c_i2c5_set_platdata(struct s3c2410_platform_i2c *i2c);
 extern void s3c_i2c6_set_platdata(struct s3c2410_platform_i2c *i2c);
 extern void s3c_i2c7_set_platdata(struct s3c2410_platform_i2c *i2c);
+extern void s5p_i2c_hdmiphy_set_platdata(struct s3c2410_platform_i2c *i2c);
 
 /* defined by architecture to configure gpio */
 extern void s3c_i2c0_cfg_gpio(struct platform_device *dev);