leds-pca9532.h
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/*
* pca9532.h - platform data structure for pca9532 led controller
*
* Copyright (C) 2008 Riku Voipio <riku.voipio@movial.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* Datasheet: http://www.nxp.com/acrobat/datasheets/PCA9532_3.pdf
*
*/
#ifndef __LINUX_PCA9532_H
#define __LINUX_PCA9532_H
#include <linux/leds.h>
#include <linux/workqueue.h>
enum pca9532_state {
PCA9532_OFF = 0x0,
PCA9532_ON = 0x1,
PCA9532_PWM0 = 0x2,
PCA9532_PWM1 = 0x3
};
enum pca9532_type { PCA9532_TYPE_NONE, PCA9532_TYPE_LED,
PCA9532_TYPE_N2100_BEEP, PCA9532_TYPE_GPIO };
struct pca9532_led {
u8 id;
struct i2c_client *client;
char *name;
struct led_classdev ldev;
struct work_struct work;
enum pca9532_type type;
enum pca9532_state state;
};
struct pca9532_platform_data {
struct pca9532_led leds[16];
u8 pwm[2];
u8 psc[2];
int gpio_base;
};
#endif /* __LINUX_PCA9532_H */