1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * pca9532.h - platform data structure for pca9532 led controller
4  *
5  * Copyright (C) 2008 Riku Voipio <riku.voipio@movial.fi>
6  *
7  * Datasheet: http://www.nxp.com/acrobat/datasheets/PCA9532_3.pdf
8  */
9 
10 #ifndef __LINUX_PCA9532_H
11 #define __LINUX_PCA9532_H
12 
13 #include <linux/leds.h>
14 #include <linux/workqueue.h>
15 #include <dt-bindings/leds/leds-pca9532.h>
16 
17 enum pca9532_state {
18 	PCA9532_OFF  = 0x0,
19 	PCA9532_ON   = 0x1,
20 	PCA9532_PWM0 = 0x2,
21 	PCA9532_PWM1 = 0x3,
22 	PCA9532_KEEP = 0xff,
23 };
24 
25 struct pca9532_led {
26 	u8 id;
27 	struct i2c_client *client;
28 	const char *name;
29 	const char *default_trigger;
30 	struct led_classdev ldev;
31 	struct work_struct work;
32 	u32 type;
33 	enum pca9532_state state;
34 };
35 
36 struct pca9532_platform_data {
37 	struct pca9532_led leds[16];
38 	u8 pwm[2];
39 	u8 psc[2];
40 	int gpio_base;
41 };
42 
43 #endif /* __LINUX_PCA9532_H */
44