1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * LP55XX Platform Data Header |
4 | * |
5 | * Copyright (C) 2012 Texas Instruments |
6 | * |
7 | * Author: Milo(Woogyom) Kim <milo.kim@ti.com> |
8 | * |
9 | * Derived from leds-lp5521.h, leds-lp5523.h |
10 | */ |
11 | |
12 | #ifndef _LEDS_LP55XX_H |
13 | #define _LEDS_LP55XX_H |
14 | |
15 | #include <linux/gpio/consumer.h> |
16 | #include <linux/led-class-multicolor.h> |
17 | |
18 | /* Clock configuration */ |
19 | #define LP55XX_CLOCK_AUTO 0 |
20 | #define LP55XX_CLOCK_INT 1 |
21 | #define LP55XX_CLOCK_EXT 2 |
22 | |
23 | #define LP55XX_MAX_GROUPED_CHAN 4 |
24 | |
25 | struct lp55xx_led_config { |
26 | const char *name; |
27 | const char *default_trigger; |
28 | u8 chan_nr; |
29 | u8 led_current; /* mA x10, 0 if led is not connected */ |
30 | u8 max_current; |
31 | int num_colors; |
32 | unsigned int max_channel; |
33 | int color_id[LED_COLOR_ID_MAX]; |
34 | int output_num[LED_COLOR_ID_MAX]; |
35 | }; |
36 | |
37 | struct lp55xx_predef_pattern { |
38 | const u8 *r; |
39 | const u8 *g; |
40 | const u8 *b; |
41 | u8 size_r; |
42 | u8 size_g; |
43 | u8 size_b; |
44 | }; |
45 | |
46 | enum lp8501_pwr_sel { |
47 | LP8501_ALL_VDD, /* D1~9 are connected to VDD */ |
48 | LP8501_6VDD_3VOUT, /* D1~6 with VDD, D7~9 with VOUT */ |
49 | LP8501_3VDD_6VOUT, /* D1~6 with VOUT, D7~9 with VDD */ |
50 | LP8501_ALL_VOUT, /* D1~9 are connected to VOUT */ |
51 | }; |
52 | |
53 | /* |
54 | * struct lp55xx_platform_data |
55 | * @led_config : Configurable led class device |
56 | * @num_channels : Number of LED channels |
57 | * @label : Used for naming LEDs |
58 | * @clock_mode : Input clock mode. LP55XX_CLOCK_AUTO or _INT or _EXT |
59 | * @setup_resources : Platform specific function before enabling the chip |
60 | * @release_resources : Platform specific function after disabling the chip |
61 | * @enable_gpiod : enable GPIO descriptor |
62 | * @patterns : Predefined pattern data for RGB channels |
63 | * @num_patterns : Number of patterns |
64 | * @update_config : Value of CONFIG register |
65 | */ |
66 | struct lp55xx_platform_data { |
67 | |
68 | /* LED channel configuration */ |
69 | struct lp55xx_led_config *led_config; |
70 | u8 num_channels; |
71 | const char *label; |
72 | |
73 | /* Clock configuration */ |
74 | u8 clock_mode; |
75 | |
76 | /* Charge pump mode */ |
77 | u32 charge_pump_mode; |
78 | |
79 | /* optional enable GPIO */ |
80 | struct gpio_desc *enable_gpiod; |
81 | |
82 | /* Predefined pattern data */ |
83 | struct lp55xx_predef_pattern *patterns; |
84 | unsigned int num_patterns; |
85 | |
86 | /* LP8501 specific */ |
87 | enum lp8501_pwr_sel pwr_sel; |
88 | }; |
89 | |
90 | #endif /* _LEDS_LP55XX_H */ |
91 | |