[PATCH 7/7] ARM: S5PC210: I2C{3, 4, 5, 6, 7} device support
Jeongbae Seo
jeongbae.seo at samsung.com
Thu Sep 30 02:20:32 EDT 2010
Kyungmin wrote:
> From: Kyungmin Park <kyungmin.park at samsung.com>
>
> S5PC210 support more I2C devices than previous SoCs.
> And to prevent the wrong usage use the s5p prefix instead of s3c.
>
> Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
> ---
> arch/arm/mach-s5pv310/Kconfig | 15 +++++++
> arch/arm/mach-s5pv310/Makefile | 5 ++
> arch/arm/mach-s5pv310/setup-i2c3.c | 25 +++++++++++
> arch/arm/mach-s5pv310/setup-i2c4.c | 25 +++++++++++
> arch/arm/mach-s5pv310/setup-i2c5.c | 25 +++++++++++
> arch/arm/mach-s5pv310/setup-i2c6.c | 25 +++++++++++
> arch/arm/mach-s5pv310/setup-i2c7.c | 25 +++++++++++
> arch/arm/plat-s5p/Kconfig | 25 +++++++++++
> arch/arm/plat-s5p/Makefile | 5 ++
> arch/arm/plat-s5p/dev-i2c3.c | 67
> ++++++++++++++++++++++++++++++
> arch/arm/plat-s5p/dev-i2c4.c | 67
> ++++++++++++++++++++++++++++++
> arch/arm/plat-s5p/dev-i2c5.c | 67
> ++++++++++++++++++++++++++++++
> arch/arm/plat-s5p/dev-i2c6.c | 67
> ++++++++++++++++++++++++++++++
> arch/arm/plat-s5p/dev-i2c7.c | 67
> ++++++++++++++++++++++++++++++
> arch/arm/plat-samsung/include/plat/iic.h | 5 ++
> 15 files changed, 515 insertions(+), 0 deletions(-)
> create mode 100644 arch/arm/mach-s5pv310/setup-i2c3.c
> create mode 100644 arch/arm/mach-s5pv310/setup-i2c4.c
> create mode 100644 arch/arm/mach-s5pv310/setup-i2c5.c
> create mode 100644 arch/arm/mach-s5pv310/setup-i2c6.c
> create mode 100644 arch/arm/mach-s5pv310/setup-i2c7.c
> create mode 100644 arch/arm/plat-s5p/dev-i2c3.c
> create mode 100644 arch/arm/plat-s5p/dev-i2c4.c
> create mode 100644 arch/arm/plat-s5p/dev-i2c5.c
> create mode 100644 arch/arm/plat-s5p/dev-i2c6.c
> create mode 100644 arch/arm/plat-s5p/dev-i2c7.c
>
Hi Kyungmin,
We are considering another way not to make additional new i2c dev files.
In my opinion, this patch looks not bad but we'd better make an effort to
avoid having the more similar file.
Jongsun, can you give us your opinion ?
Thanks,
Best Regards
Jeongbae Seo
> diff --git a/arch/arm/mach-s5pv310/Kconfig b/arch/arm/mach-s5pv310/Kconfig
> index c207426..cd5e8a6 100644
> --- a/arch/arm/mach-s5pv310/Kconfig
> +++ b/arch/arm/mach-s5pv310/Kconfig
> @@ -24,6 +24,21 @@ config S5PV310_SETUP_I2C2
> help
> Common setup code for i2c bus 2.
>
> +config S5PV310_SETUP_I2C3
> + bool
> +
> +config S5PV310_SETUP_I2C4
> + bool
> +
> +config S5PV310_SETUP_I2C5
> + bool
> +
> +config S5PV310_SETUP_I2C6
> + bool
> +
> +config S5PV310_SETUP_I2C7
> + bool
> +
> # machine support
>
> menu "S5PC210 Machines"
> diff --git a/arch/arm/mach-s5pv310/Makefile b/arch/arm/mach-
> s5pv310/Makefile
> index d17c8c7..d18febf 100644
> --- a/arch/arm/mach-s5pv310/Makefile
> +++ b/arch/arm/mach-s5pv310/Makefile
> @@ -30,3 +30,8 @@ obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-
> universal_c210.o
>
> obj-$(CONFIG_S5PV310_SETUP_I2C1) += setup-i2c1.o
> obj-$(CONFIG_S5PV310_SETUP_I2C2) += setup-i2c2.o
> +obj-$(CONFIG_S5PV310_SETUP_I2C3) += setup-i2c3.o
> +obj-$(CONFIG_S5PV310_SETUP_I2C4) += setup-i2c4.o
> +obj-$(CONFIG_S5PV310_SETUP_I2C5) += setup-i2c5.o
> +obj-$(CONFIG_S5PV310_SETUP_I2C6) += setup-i2c6.o
> +obj-$(CONFIG_S5PV310_SETUP_I2C7) += setup-i2c7.o
> diff --git a/arch/arm/mach-s5pv310/setup-i2c3.c b/arch/arm/mach-
> s5pv310/setup-i2c3.c
> new file mode 100644
> index 0000000..25e75b6
> --- /dev/null
> +++ b/arch/arm/mach-s5pv310/setup-i2c3.c
> @@ -0,0 +1,25 @@
> +/*
> + * linux/arch/arm/mach-s5pv310/setup-i2c3.c
> + *
> + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> + *
> + * I2C3 GPIO configuration.
> + *
> + * 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.
> +*/
> +
> +struct platform_device; /* don't need the contents */
> +
> +#include <linux/gpio.h>
> +#include <plat/iic.h>
> +#include <plat/gpio-cfg.h>
> +
> +void s5p_i2c3_cfg_gpio(struct platform_device *dev)
> +{
> + s3c_gpio_cfgpin(S5PV310_GPA1(2), S3C_GPIO_SFN(3));
> + s3c_gpio_setpull(S5PV310_GPA1(2), S3C_GPIO_PULL_UP);
> + s3c_gpio_cfgpin(S5PV310_GPA1(3), S3C_GPIO_SFN(3));
> + s3c_gpio_setpull(S5PV310_GPA1(3), S3C_GPIO_PULL_UP);
> +}
> diff --git a/arch/arm/mach-s5pv310/setup-i2c4.c b/arch/arm/mach-
> s5pv310/setup-i2c4.c
> new file mode 100644
> index 0000000..72b3f68
> --- /dev/null
> +++ b/arch/arm/mach-s5pv310/setup-i2c4.c
> @@ -0,0 +1,25 @@
> +/*
> + * linux/arch/arm/mach-s5pv310/setup-i2c4.c
> + *
> + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> + *
> + * I2C4 GPIO configuration.
> + *
> + * 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.
> +*/
> +
> +struct platform_device; /* don't need the contents */
> +
> +#include <linux/gpio.h>
> +#include <plat/iic.h>
> +#include <plat/gpio-cfg.h>
> +
> +void s5p_i2c4_cfg_gpio(struct platform_device *dev)
> +{
> + s3c_gpio_cfgpin(S5PV310_GPB(0), S3C_GPIO_SFN(3));
> + s3c_gpio_setpull(S5PV310_GPB(0), S3C_GPIO_PULL_UP);
> + s3c_gpio_cfgpin(S5PV310_GPB(1), S3C_GPIO_SFN(3));
> + s3c_gpio_setpull(S5PV310_GPB(1), S3C_GPIO_PULL_UP);
> +}
> diff --git a/arch/arm/mach-s5pv310/setup-i2c5.c b/arch/arm/mach-
> s5pv310/setup-i2c5.c
> new file mode 100644
> index 0000000..8fb4710
> --- /dev/null
> +++ b/arch/arm/mach-s5pv310/setup-i2c5.c
> @@ -0,0 +1,25 @@
> +/*
> + * linux/arch/arm/mach-s5pv310/setup-i2c5.c
> + *
> + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> + *
> + * I2C5 GPIO configuration.
> + *
> + * 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.
> +*/
> +
> +struct platform_device; /* don't need the contents */
> +
> +#include <linux/gpio.h>
> +#include <plat/iic.h>
> +#include <plat/gpio-cfg.h>
> +
> +void s5p_i2c5_cfg_gpio(struct platform_device *dev)
> +{
> + s3c_gpio_cfgpin(S5PV310_GPB(6), S3C_GPIO_SFN(3));
> + s3c_gpio_setpull(S5PV310_GPB(6), S3C_GPIO_PULL_UP);
> + s3c_gpio_cfgpin(S5PV310_GPB(7), S3C_GPIO_SFN(3));
> + s3c_gpio_setpull(S5PV310_GPB(7), S3C_GPIO_PULL_UP);
> +}
> diff --git a/arch/arm/mach-s5pv310/setup-i2c6.c b/arch/arm/mach-
> s5pv310/setup-i2c6.c
> new file mode 100644
> index 0000000..a358071
> --- /dev/null
> +++ b/arch/arm/mach-s5pv310/setup-i2c6.c
> @@ -0,0 +1,25 @@
> +/*
> + * linux/arch/arm/mach-s5pv310/setup-i2c6.c
> + *
> + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> + *
> + * I2C6 GPIO configuration.
> + *
> + * 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.
> +*/
> +
> +struct platform_device; /* don't need the contents */
> +
> +#include <linux/gpio.h>
> +#include <plat/iic.h>
> +#include <plat/gpio-cfg.h>
> +
> +void s5p_i2c6_cfg_gpio(struct platform_device *dev)
> +{
> + s3c_gpio_cfgpin(S5PV310_GPC1(3), S3C_GPIO_SFN(2));
> + s3c_gpio_setpull(S5PV310_GPC1(3), S3C_GPIO_PULL_UP);
> + s3c_gpio_cfgpin(S5PV310_GPC1(4), S3C_GPIO_SFN(2));
> + s3c_gpio_setpull(S5PV310_GPC1(4), S3C_GPIO_PULL_UP);
> +}
> diff --git a/arch/arm/mach-s5pv310/setup-i2c7.c b/arch/arm/mach-
> s5pv310/setup-i2c7.c
> new file mode 100644
> index 0000000..d0bc17c
> --- /dev/null
> +++ b/arch/arm/mach-s5pv310/setup-i2c7.c
> @@ -0,0 +1,25 @@
> +/*
> + * linux/arch/arm/mach-s5pv310/setup-i2c7.c
> + *
> + * Copyright (c) 2010 Samsung Electronics Co., Ltd.
> + *
> + * I2C7 GPIO configuration.
> + *
> + * 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.
> +*/
> +
> +struct platform_device; /* don't need the contents */
> +
> +#include <linux/gpio.h>
> +#include <plat/iic.h>
> +#include <plat/gpio-cfg.h>
> +
> +void s5p_i2c7_cfg_gpio(struct platform_device *dev)
> +{
> + s3c_gpio_cfgpin(S5PV310_GPD0(2), S3C_GPIO_SFN(3));
> + s3c_gpio_setpull(S5PV310_GPD0(2), S3C_GPIO_PULL_UP);
> + s3c_gpio_cfgpin(S5PV310_GPD0(3), S3C_GPIO_SFN(3));
> + s3c_gpio_setpull(S5PV310_GPD0(3), S3C_GPIO_PULL_UP);
> +}
> diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig
> index 2596096..a6e8e65 100644
> --- a/arch/arm/plat-s5p/Kconfig
> +++ b/arch/arm/plat-s5p/Kconfig
> @@ -51,3 +51,28 @@ config S5P_DEV_ONENAND
> bool
> help
> Compile in platform device definition for OneNAND controller
> +
> +config S5P_DEV_I2C3
> + bool
> + help
> + Compile in platform device definition for I2C controller 3
> +
> +config S5P_DEV_I2C4
> + bool
> + help
> + Compile in platform device definition for I2C controller 4
> +
> +config S5P_DEV_I2C5
> + bool
> + help
> + Compile in platform device definition for I2C controller 5
> +
> +config S5P_DEV_I2C6
> + bool
> + help
> + Compile in platform device definition for I2C controller 6
> +
> +config S5P_DEV_I2C7
> + bool
> + help
> + Compile in platform device definition for I2C controller 7
> diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile
> index f3e917e..f57fab8 100644
> --- a/arch/arm/plat-s5p/Makefile
> +++ b/arch/arm/plat-s5p/Makefile
> @@ -25,3 +25,8 @@ obj-$(CONFIG_S5P_DEV_FIMC0) += dev-fimc0.o
> obj-$(CONFIG_S5P_DEV_FIMC1) += dev-fimc1.o
> obj-$(CONFIG_S5P_DEV_FIMC2) += dev-fimc2.o
> obj-$(CONFIG_S5P_DEV_ONENAND) += dev-onenand.o
> +obj-$(CONFIG_S5P_DEV_I2C3) += dev-i2c3.o
> +obj-$(CONFIG_S5P_DEV_I2C4) += dev-i2c4.o
> +obj-$(CONFIG_S5P_DEV_I2C5) += dev-i2c5.o
> +obj-$(CONFIG_S5P_DEV_I2C6) += dev-i2c6.o
> +obj-$(CONFIG_S5P_DEV_I2C7) += dev-i2c7.o
> diff --git a/arch/arm/plat-s5p/dev-i2c3.c b/arch/arm/plat-s5p/dev-i2c3.c
> new file mode 100644
> index 0000000..f92c4ea
> --- /dev/null
> +++ b/arch/arm/plat-s5p/dev-i2c3.c
> @@ -0,0 +1,67 @@
> +/* linux/arch/arm/plat-s5p/dev-i2c3.c
> + *
> + * Copyright(C) 2010 Samsung Electronics
> + *
> + * S5P series device definition for i2c device 3
> + *
> + * 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_I2C3,
> + .end = S3C_PA_I2C3 + SZ_4K - 1,
> + .flags = IORESOURCE_MEM,
> + },
> + [1] = {
> + .start = IRQ_I2C3,
> + .end = IRQ_I2C3,
> + .flags = IORESOURCE_IRQ,
> + },
> +};
> +
> +struct platform_device s3c_device_i2c3 = {
> + .name = "s3c2440-i2c",
> + .id = 3,
> + .num_resources = ARRAY_SIZE(s3c_i2c_resource),
> + .resource = s3c_i2c_resource,
> +};
> +
> +static struct s3c2410_platform_i2c default_i2c_data3 __initdata = {
> + .flags = 0,
> + .bus_num = 3,
> + .slave_addr = 0x10,
> + .frequency = 100*1000,
> + .sda_delay = 100,
> +};
> +
> +void __init s3c_i2c3_set_platdata(struct s3c2410_platform_i2c *pd)
> +{
> + struct s3c2410_platform_i2c *npd;
> +
> + if (!pd)
> + pd = &default_i2c_data3;
> +
> + npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
> + if (!npd)
> + printk(KERN_ERR "%s: no memory for platform data\n",
> __func__);
> + else if (!npd->cfg_gpio)
> + npd->cfg_gpio = s5p_i2c3_cfg_gpio;
> +
> + s3c_device_i2c3.dev.platform_data = npd;
> +}
> diff --git a/arch/arm/plat-s5p/dev-i2c4.c b/arch/arm/plat-s5p/dev-i2c4.c
> new file mode 100644
> index 0000000..10b5bd1
> --- /dev/null
> +++ b/arch/arm/plat-s5p/dev-i2c4.c
> @@ -0,0 +1,67 @@
> +/* linux/arch/arm/plat-s5p/dev-i2c4.c
> + *
> + * Copyright(C) 2010 Samsung Electronics
> + *
> + * S5P series device definition for i2c device 3
> + *
> + * 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_I2C4,
> + .end = S3C_PA_I2C4 + SZ_4K - 1,
> + .flags = IORESOURCE_MEM,
> + },
> + [1] = {
> + .start = IRQ_I2C4,
> + .end = IRQ_I2C4,
> + .flags = IORESOURCE_IRQ,
> + },
> +};
> +
> +struct platform_device s3c_device_i2c4 = {
> + .name = "s3c2440-i2c",
> + .id = 4,
> + .num_resources = ARRAY_SIZE(s3c_i2c_resource),
> + .resource = s3c_i2c_resource,
> +};
> +
> +static struct s3c2410_platform_i2c default_i2c_data4 __initdata = {
> + .flags = 0,
> + .bus_num = 4,
> + .slave_addr = 0x10,
> + .frequency = 100*1000,
> + .sda_delay = 100,
> +};
> +
> +void __init s3c_i2c4_set_platdata(struct s3c2410_platform_i2c *pd)
> +{
> + struct s3c2410_platform_i2c *npd;
> +
> + if (!pd)
> + pd = &default_i2c_data4;
> +
> + npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
> + if (!npd)
> + printk(KERN_ERR "%s: no memory for platform data\n",
> __func__);
> + else if (!npd->cfg_gpio)
> + npd->cfg_gpio = s5p_i2c4_cfg_gpio;
> +
> + s3c_device_i2c4.dev.platform_data = npd;
> +}
> diff --git a/arch/arm/plat-s5p/dev-i2c5.c b/arch/arm/plat-s5p/dev-i2c5.c
> new file mode 100644
> index 0000000..a5ab875
> --- /dev/null
> +++ b/arch/arm/plat-s5p/dev-i2c5.c
> @@ -0,0 +1,67 @@
> +/* linux/arch/arm/plat-s5p/dev-i2c3.c
> + *
> + * Copyright(C) 2010 Samsung Electronics
> + *
> + * S5P series device definition for i2c device 3
> + *
> + * 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_I2C5,
> + .end = S3C_PA_I2C5 + SZ_4K - 1,
> + .flags = IORESOURCE_MEM,
> + },
> + [1] = {
> + .start = IRQ_I2C5,
> + .end = IRQ_I2C5,
> + .flags = IORESOURCE_IRQ,
> + },
> +};
> +
> +struct platform_device s3c_device_i2c5 = {
> + .name = "s3c2440-i2c",
> + .id = 5,
> + .num_resources = ARRAY_SIZE(s3c_i2c_resource),
> + .resource = s3c_i2c_resource,
> +};
> +
> +static struct s3c2410_platform_i2c default_i2c_data5 __initdata = {
> + .flags = 0,
> + .bus_num = 5,
> + .slave_addr = 0x10,
> + .frequency = 100*1000,
> + .sda_delay = 100,
> +};
> +
> +void __init s3c_i2c5_set_platdata(struct s3c2410_platform_i2c *pd)
> +{
> + struct s3c2410_platform_i2c *npd;
> +
> + if (!pd)
> + pd = &default_i2c_data5;
> +
> + npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
> + if (!npd)
> + printk(KERN_ERR "%s: no memory for platform data\n",
> __func__);
> + else if (!npd->cfg_gpio)
> + npd->cfg_gpio = s5p_i2c5_cfg_gpio;
> +
> + s3c_device_i2c5.dev.platform_data = npd;
> +}
> diff --git a/arch/arm/plat-s5p/dev-i2c6.c b/arch/arm/plat-s5p/dev-i2c6.c
> new file mode 100644
> index 0000000..3c29a9b
> --- /dev/null
> +++ b/arch/arm/plat-s5p/dev-i2c6.c
> @@ -0,0 +1,67 @@
> +/* linux/arch/arm/plat-s5p/dev-i2c6.c
> + *
> + * Copyright(C) 2010 Samsung Electronics
> + *
> + * S5P series device definition for i2c device 6
> + *
> + * 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_I2C6,
> + .end = S3C_PA_I2C6 + SZ_4K - 1,
> + .flags = IORESOURCE_MEM,
> + },
> + [1] = {
> + .start = IRQ_I2C6,
> + .end = IRQ_I2C6,
> + .flags = IORESOURCE_IRQ,
> + },
> +};
> +
> +struct platform_device s3c_device_i2c6 = {
> + .name = "s3c2440-i2c",
> + .id = 6,
> + .num_resources = ARRAY_SIZE(s3c_i2c_resource),
> + .resource = s3c_i2c_resource,
> +};
> +
> +static struct s3c2410_platform_i2c default_i2c_data6 __initdata = {
> + .flags = 0,
> + .bus_num = 6,
> + .slave_addr = 0x10,
> + .frequency = 100*1000,
> + .sda_delay = 100,
> +};
> +
> +void __init s3c_i2c6_set_platdata(struct s3c2410_platform_i2c *pd)
> +{
> + struct s3c2410_platform_i2c *npd;
> +
> + if (!pd)
> + pd = &default_i2c_data6;
> +
> + npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
> + if (!npd)
> + printk(KERN_ERR "%s: no memory for platform data\n",
> __func__);
> + else if (!npd->cfg_gpio)
> + npd->cfg_gpio = s5p_i2c6_cfg_gpio;
> +
> + s3c_device_i2c6.dev.platform_data = npd;
> +}
> diff --git a/arch/arm/plat-s5p/dev-i2c7.c b/arch/arm/plat-s5p/dev-i2c7.c
> new file mode 100644
> index 0000000..98139a5
> --- /dev/null
> +++ b/arch/arm/plat-s5p/dev-i2c7.c
> @@ -0,0 +1,67 @@
> +/* linux/arch/arm/plat-s5p/dev-i2c7.c
> + *
> + * Copyright(C) 2010 Samsung Electronics
> + *
> + * S5P series device definition for i2c device 7
> + *
> + * 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_I2C7,
> + .end = S3C_PA_I2C7 + SZ_4K - 1,
> + .flags = IORESOURCE_MEM,
> + },
> + [1] = {
> + .start = IRQ_I2C7,
> + .end = IRQ_I2C7,
> + .flags = IORESOURCE_IRQ,
> + },
> +};
> +
> +struct platform_device s3c_device_i2c7 = {
> + .name = "s3c2440-i2c",
> + .id = 7,
> + .num_resources = ARRAY_SIZE(s3c_i2c_resource),
> + .resource = s3c_i2c_resource,
> +};
> +
> +static struct s3c2410_platform_i2c default_i2c_data7 __initdata = {
> + .flags = 0,
> + .bus_num = 7,
> + .slave_addr = 0x10,
> + .frequency = 100*1000,
> + .sda_delay = 100,
> +};
> +
> +void __init s3c_i2c7_set_platdata(struct s3c2410_platform_i2c *pd)
> +{
> + struct s3c2410_platform_i2c *npd;
> +
> + if (!pd)
> + pd = &default_i2c_data7;
> +
> + npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
> + if (!npd)
> + printk(KERN_ERR "%s: no memory for platform data\n",
> __func__);
> + else if (!npd->cfg_gpio)
> + npd->cfg_gpio = s5p_i2c7_cfg_gpio;
> +
> + s3c_device_i2c7.dev.platform_data = npd;
> +}
> diff --git a/arch/arm/plat-samsung/include/plat/iic.h b/arch/arm/plat-
> samsung/include/plat/iic.h
> index 133308b..893f6a1 100644
> --- a/arch/arm/plat-samsung/include/plat/iic.h
> +++ b/arch/arm/plat-samsung/include/plat/iic.h
> @@ -60,5 +60,10 @@ extern void s3c_i2c2_set_platdata(struct
> s3c2410_platform_i2c *i2c);
> extern void s3c_i2c0_cfg_gpio(struct platform_device *dev);
> extern void s3c_i2c1_cfg_gpio(struct platform_device *dev);
> extern void s3c_i2c2_cfg_gpio(struct platform_device *dev);
> +extern void s5p_i2c3_cfg_gpio(struct platform_device *dev);
> +extern void s5p_i2c4_cfg_gpio(struct platform_device *dev);
> +extern void s5p_i2c5_cfg_gpio(struct platform_device *dev);
> +extern void s5p_i2c6_cfg_gpio(struct platform_device *dev);
> +extern void s5p_i2c7_cfg_gpio(struct platform_device *dev);
>
> #endif /* __ASM_ARCH_IIC_H */
> --
> 1.5.3.3
>
>
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