diff options
author | Olof Johansson <olof@lixom.net> | 2012-09-22 00:22:33 -0700 |
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committer | Olof Johansson <olof@lixom.net> | 2012-09-22 01:07:21 -0700 |
commit | e3a66aa33a8f06924f67770e15c22a5c52df314e (patch) | |
tree | fb8786f1300bdce8f6fc7462e3fd5699e057dd24 /include/linux/platform_data/i2c-s3c2410.h | |
parent | be2109e13fc6f017040c57615acfe1065723687b (diff) | |
parent | 6884b680459ab850f99fc37605084187bc9888ac (diff) |
Merge branch 'multiplatform/platform-data' into next/multiplatform
* multiplatform/platform-data:
ARM: spear: move platform_data definitions
ARM: samsung: move platform_data definitions
ARM: orion: move platform_data definitions
ARM: nomadik: move platform_data definitions
ARM: w90x900: move platform_data definitions
ARM: vt8500: move platform_data definitions
ARM: tegra: move sdhci platform_data definition
ARM: sa1100: move platform_data definitions
ARM: pxa: move platform_data definitions
ARM: netx: move platform_data definitions
ARM: msm: move platform_data definitions
ARM: imx: move platform_data definitions
ARM: ep93xx: move platform_data definitions
ARM: davinci: move platform_data definitions
ARM: at91: move platform_data definitions
Conflicts due to removed files:
arch/arm/mach-tegra/board-harmony.c
arch/arm/mach-tegra/board-trimslice.c
Conflicts due to code removal:
arch/arm/mach-tegra/board-paz00.c
Context conflicts in:
drivers/mmc/host/sdhci-tegra.c
drivers/net/irda/pxaficp_ir.c
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'include/linux/platform_data/i2c-s3c2410.h')
-rw-r--r-- | include/linux/platform_data/i2c-s3c2410.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/include/linux/platform_data/i2c-s3c2410.h b/include/linux/platform_data/i2c-s3c2410.h new file mode 100644 index 00000000000..51d52e767a1 --- /dev/null +++ b/include/linux/platform_data/i2c-s3c2410.h @@ -0,0 +1,77 @@ +/* arch/arm/plat-s3c/include/plat/iic.h + * + * Copyright 2004-2009 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * S3C - I2C Controller platform_device info + * + * 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_ARCH_IIC_H +#define __ASM_ARCH_IIC_H __FILE__ + +#define S3C_IICFLG_FILTER (1<<0) /* enable s3c2440 filter */ + +/** + * struct s3c2410_platform_i2c - Platform data for s3c I2C. + * @bus_num: The bus number to use (if possible). + * @flags: Any flags for the I2C bus (E.g. S3C_IICFLK_FILTER). + * @slave_addr: The I2C address for the slave device (if enabled). + * @frequency: The desired frequency in Hz of the bus. This is + * guaranteed to not be exceeded. If the caller does + * not care, use zero and the driver will select a + * useful default. + * @sda_delay: The delay (in ns) applied to SDA edges. + * @cfg_gpio: A callback to configure the pins for I2C operation. + */ +struct s3c2410_platform_i2c { + int bus_num; + unsigned int flags; + unsigned int slave_addr; + unsigned long frequency; + unsigned int sda_delay; + + void (*cfg_gpio)(struct platform_device *dev); +}; + +/** + * s3c_i2c0_set_platdata - set platform data for i2c0 device + * @i2c: The platform data to set, or NULL for default data. + * + * Register the given platform data for use with the i2c0 device. This + * call copies the platform data, so the caller can use __initdata for + * their copy. + * + * This call will set cfg_gpio if is null to the default platform + * implementation. + * + * Any user of s3c_device_i2c0 should call this, even if it is with + * NULL to ensure that the device is given the default platform data + * as the driver will no longer carry defaults. + */ +extern void s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *i2c); +extern void s3c_i2c1_set_platdata(struct s3c2410_platform_i2c *i2c); +extern void s3c_i2c2_set_platdata(struct s3c2410_platform_i2c *i2c); +extern void s3c_i2c3_set_platdata(struct s3c2410_platform_i2c *i2c); +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); +extern void s3c_i2c1_cfg_gpio(struct platform_device *dev); +extern void s3c_i2c2_cfg_gpio(struct platform_device *dev); +extern void s3c_i2c3_cfg_gpio(struct platform_device *dev); +extern void s3c_i2c4_cfg_gpio(struct platform_device *dev); +extern void s3c_i2c5_cfg_gpio(struct platform_device *dev); +extern void s3c_i2c6_cfg_gpio(struct platform_device *dev); +extern void s3c_i2c7_cfg_gpio(struct platform_device *dev); + +extern struct s3c2410_platform_i2c default_i2c_data; + +#endif /* __ASM_ARCH_IIC_H */ |