1 /*
2  * pca9532.h - platform data structure for pca9532 led controller
3  *
4  * Copyright (C) 2008 Riku Voipio <riku.voipio@movial.fi>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; version 2 of the License.
9  *
10  * Datasheet: http://www.nxp.com/acrobat/datasheets/PCA9532_3.pdf
11  *
12  */
13 
14 #ifndef __LINUX_PCA9532_H
15 #define __LINUX_PCA9532_H
16 
17 #include <linux/leds.h>
18 #include <linux/workqueue.h>
19 #include <dt-bindings/leds/leds-pca9532.h>
20 
21 enum pca9532_state {
22 	PCA9532_OFF  = 0x0,
23 	PCA9532_ON   = 0x1,
24 	PCA9532_PWM0 = 0x2,
25 	PCA9532_PWM1 = 0x3,
26 	PCA9532_KEEP = 0xff,
27 };
28 
29 struct pca9532_led {
30 	u8 id;
31 	struct i2c_client *client;
32 	const char *name;
33 	const char *default_trigger;
34 	struct led_classdev ldev;
35 	struct work_struct work;
36 	u32 type;
37 	enum pca9532_state state;
38 };
39 
40 struct pca9532_platform_data {
41 	struct pca9532_led leds[16];
42 	u8 pwm[2];
43 	u8 psc[2];
44 	int gpio_base;
45 };
46 
47 #endif /* __LINUX_PCA9532_H */
48