diff options
| author | Jean Delvare <khali@linux-fr.org> | 2012-04-28 17:32:06 +0400 |
|---|---|---|
| committer | Wolfram Sang <w.sang@pengutronix.de> | 2012-05-12 16:28:18 +0400 |
| commit | e7065e20d9a6a8ee4a8b31ebe71d6c00a0f45354 (patch) | |
| tree | 2f219f7db3371d477733bbcf6d8f56e5bac1cf69 /include/linux/i2c-mux-gpio.h | |
| parent | 353f56b5f3093b6d75e81f523a8b10748a40f278 (diff) | |
| download | linux-e7065e20d9a6a8ee4a8b31ebe71d6c00a0f45354.tar.xz | |
i2c: Rename last mux driver to standard pattern
Update the MAINTAINERS entry and all other references accordingly.
Based on an original patch by Wolfram Sang.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Peter Korsgaard <peter.korsgaard@barco.com>
[wsa: fixed merge conflict due to rework in i2c_add_mux_adapter()]
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Diffstat (limited to 'include/linux/i2c-mux-gpio.h')
| -rw-r--r-- | include/linux/i2c-mux-gpio.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/linux/i2c-mux-gpio.h b/include/linux/i2c-mux-gpio.h new file mode 100644 index 000000000000..a36343a37ebc --- /dev/null +++ b/include/linux/i2c-mux-gpio.h @@ -0,0 +1,38 @@ +/* + * i2c-mux-gpio interface to platform code + * + * Peter Korsgaard <peter.korsgaard@barco.com> + * + * 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 _LINUX_I2C_MUX_GPIO_H +#define _LINUX_I2C_MUX_GPIO_H + +/* MUX has no specific idle mode */ +#define I2C_MUX_GPIO_NO_IDLE ((unsigned)-1) + +/** + * struct i2c_mux_gpio_platform_data - Platform-dependent data for i2c-mux-gpio + * @parent: Parent I2C bus adapter number + * @base_nr: Base I2C bus number to number adapters from or zero for dynamic + * @values: Array of bitmasks of GPIO settings (low/high) for each + * position + * @n_values: Number of multiplexer positions (busses to instantiate) + * @gpios: Array of GPIO numbers used to control MUX + * @n_gpios: Number of GPIOs used to control MUX + * @idle: Bitmask to write to MUX when idle or GPIO_I2CMUX_NO_IDLE if not used + */ +struct i2c_mux_gpio_platform_data { + int parent; + int base_nr; + const unsigned *values; + int n_values; + const unsigned *gpios; + int n_gpios; + unsigned idle; +}; + +#endif /* _LINUX_I2C_MUX_GPIO_H */ |