Signed-off-by: Tomasz Stanislawski <t.stanislaws@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
arch/arm/mach-exynos4/clock.c | 6 ++
arch/arm/mach-exynos4/cpu.c | 3 +
arch/arm/mach-exynos4/include/mach/irqs.h | 4 ++
arch/arm/mach-exynos4/include/mach/map.h | 1 +
arch/arm/plat-samsung/Kconfig | 5 ++
arch/arm/plat-samsung/Makefile | 1 +
arch/arm/plat-samsung/dev-i2c8.c | 68 +++++++++++++++++++++++++
arch/arm/plat-samsung/include/plat/devs.h | 1 +
arch/arm/plat-samsung/include/plat/iic-core.h | 7 +++
arch/arm/plat-samsung/include/plat/iic.h | 1 +
10 files changed, 97 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/plat-samsung/dev-i2c8.c
diff --git a/arch/arm/mach-exynos4/clock.c b/arch/arm/mach-exynos4/clock.c
index 963195e..40a231a 100644
--- a/arch/arm/mach-exynos4/clock.c
+++ b/arch/arm/mach-exynos4/clock.c
@@ -619,6 +619,12 @@ static struct clk init_clocks_off[] = {
.enable = exynos4_clk_ip_peril_ctrl,
.ctrlbit = (1 << 13),
}, {
+ .name = "i2c",
+ .id = 8,
+ .parent = &clk_aclk_100.clk,
+ .enable = exynos4_clk_ip_peril_ctrl,
+ .ctrlbit = (1 << 14),
+ }, {
.name = "sysmmu",
.id = S5P_SYSMMU_MDMA,
.enable = exynos4_clk_ip_image_ctrl,
diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c
index 7930113..52b145e 100644
--- a/arch/arm/mach-exynos4/cpu.c
+++ b/arch/arm/mach-exynos4/cpu.c
@@ -23,6 +23,7 @@
#include <plat/sdhci.h>
#include <plat/devs.h>
#include <plat/fimc-core.h>
+#include <plat/iic-core.h>
#include <mach/regs-irq.h>
@@ -123,6 +124,8 @@ void __init exynos4_map_io(void)
exynos4_default_sdhci2();
exynos4_default_sdhci3();
+ s3c_i2c8_setname("s3c2440-hdmiphy-i2c");
+
s3c_fimc_setname(0, "exynos4-fimc");
s3c_fimc_setname(1, "exynos4-fimc");
s3c_fimc_setname(2, "exynos4-fimc");
diff --git a/arch/arm/mach-exynos4/include/mach/irqs.h b/arch/arm/mach-exynos4/include/mach/irqs.h
index ad1d00c..dd048f8 100644
--- a/arch/arm/mach-exynos4/include/mach/irqs.h
+++ b/arch/arm/mach-exynos4/include/mach/irqs.h
@@ -76,6 +76,9 @@
#define IRQ_PDMA0 COMBINER_IRQ(21, 0)
#define IRQ_PDMA1 COMBINER_IRQ(21, 1)
+#define IRQ_HDMI COMBINER_IRQ(16, 0)
+#define IRQ_HDMI_I2C COMBINER_IRQ(16, 1)
+
#define IRQ_TIMER0_VIC COMBINER_IRQ(22, 0)
#define IRQ_TIMER1_VIC COMBINER_IRQ(22, 1)
#define IRQ_TIMER2_VIC COMBINER_IRQ(22, 2)
@@ -102,6 +105,7 @@
#define IRQ_IIC5 COMBINER_IRQ(27, 5)
#define IRQ_IIC6 COMBINER_IRQ(27, 6)
#define IRQ_IIC7 COMBINER_IRQ(27, 7)
+#define IRQ_IIC8 IRQ_HDMI_I2C
#define IRQ_HSMMC0 COMBINER_IRQ(29, 0)
#define IRQ_HSMMC1 COMBINER_IRQ(29, 1)
diff --git a/arch/arm/mach-exynos4/include/mach/map.h b/arch/arm/mach-exynos4/include/mach/map.h
index 862967f..ff98626 100644
--- a/arch/arm/mach-exynos4/include/mach/map.h
+++ b/arch/arm/mach-exynos4/include/mach/map.h
@@ -127,6 +127,7 @@
#define S3C_PA_IIC5 EXYNOS4_PA_IIC(5)
#define S3C_PA_IIC6 EXYNOS4_PA_IIC(6)
#define S3C_PA_IIC7 EXYNOS4_PA_IIC(7)
+#define S3C_PA_IIC8 EXYNOS4_PA_IIC(8)
#define S3C_PA_RTC EXYNOS4_PA_RTC
#define S3C_PA_WDT EXYNOS4_PA_WATCHDOG
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index be72100..c764227 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -211,6 +211,11 @@ config S3C_DEV_I2C7
help
Compile in platform device definition for I2C controller 7
+config S3C_DEV_I2C8
+ bool
+ help
+ Compile in platform device definitions for I2C channel 8 (HDMIPHY)
+
config S3C_DEV_FB
bool
help
diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
index e9de58a..752df43 100644
--- a/arch/arm/plat-samsung/Makefile
+++ b/arch/arm/plat-samsung/Makefile
@@ -46,6 +46,7 @@ obj-$(CONFIG_S3C_DEV_I2C4) += dev-i2c4.o
obj-$(CONFIG_S3C_DEV_I2C5) += dev-i2c5.o
obj-$(CONFIG_S3C_DEV_I2C6) += dev-i2c6.o
obj-$(CONFIG_S3C_DEV_I2C7) += dev-i2c7.o
+obj-$(CONFIG_S3C_DEV_I2C8) += dev-i2c8.o
obj-$(CONFIG_S3C_DEV_FB) += dev-fb.o
obj-y += dev-uart.o
obj-$(CONFIG_S3C_DEV_USB_HOST) += dev-usb.o
diff --git a/arch/arm/plat-samsung/dev-i2c8.c b/arch/arm/plat-samsung/dev-i2c8.c
new file mode 100644
index 0000000..1a4a4aa
--- /dev/null
+++ b/arch/arm/plat-samsung/dev-i2c8.c
@@ -0,0 +1,68 @@
+/* linux/arch/arm/plat-samsung/dev-i2c7.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * S3C series device definition for i2c device 8
+ *
+ * Based on plat-samsung/dev-i2c8.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 <plat/regs-iic.h>
+#include <plat/iic.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+static struct resource s3c_i2c_resource[] = {
+ [0] = {
+ .start = S3C_PA_IIC8,
+ .end = S3C_PA_IIC8 + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_IIC8,
+ .end = IRQ_IIC8,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device s3c_device_i2c8 = {
+ .name = "s3c2440-i2c",
+ .id = 8,
+ .num_resources = ARRAY_SIZE(s3c_i2c_resource),
+ .resource = s3c_i2c_resource,
+};
+
+static struct s3c2410_platform_i2c default_i2c_data8 __initdata = {
+ .flags = 0,
+ .bus_num = 8,
+ .slave_addr = 0x10,
+ .frequency = 400*1000,
+ .sda_delay = 100,
+};
+
+void __init s3c_i2c8_set_platdata(struct s3c2410_platform_i2c *pd)
+{
+ struct s3c2410_platform_i2c *npd;
+
+ if (!pd)
+ pd = &default_i2c_data8;
+
+ npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
+ if (!npd)
+ printk(KERN_ERR "%s: no memory for platform data\n", __func__);
+
+ s3c_device_i2c8.dev.platform_data = npd;
+}
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index 0ae5dd0..d240fd3 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -56,6 +56,7 @@ 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 s3c_device_i2c8;
extern struct platform_device s3c_device_rtc;
extern struct platform_device s3c_device_adc;
extern struct platform_device s3c_device_sdi;
diff --git a/arch/arm/plat-samsung/include/plat/iic-core.h b/arch/arm/plat-samsung/include/plat/iic-core.h
index f182669..97ecc44 100644
--- a/arch/arm/plat-samsung/include/plat/iic-core.h
+++ b/arch/arm/plat-samsung/include/plat/iic-core.h
@@ -39,4 +39,11 @@ static inline void s3c_i2c2_setname(char *name)
#endif
}
+static inline void s3c_i2c8_setname(char *name)
+{
+#ifdef CONFIG_S3C_DEV_I2C8
+ s3c_device_i2c8.name = name;
+#endif
+}
+
#endif /* __ASM_ARCH_IIC_H */
diff --git a/arch/arm/plat-samsung/include/plat/iic.h b/arch/arm/plat-samsung/include/plat/iic.h
index 1543da8..dd0d728 100644
--- a/arch/arm/plat-samsung/include/plat/iic.h
+++ b/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 s3c_i2c8_set_platdata(struct s3c2410_platform_i2c *i2c);
/* defined by architecture to configure gpio */
extern void s3c_i2c0_cfg_gpio(struct platform_device *dev);
--
1.7.4.3
--
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