1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Copyright (C) 2012 Texas Instruments
4 *
5 * Simple driver for Texas Instruments LM355x LED driver chip
6 *
7 * Author: G.Shark Jeong <gshark.jeong@gmail.com>
8 * Daniel Jeong <daniel.jeong@ti.com>
9 */
10
11 #define LM355x_NAME "leds-lm355x"
12 #define LM3554_NAME "leds-lm3554"
13 #define LM3556_NAME "leds-lm3556"
14
15 /* lm3554 : strobe def. on */
16 enum lm355x_strobe {
17 LM355x_PIN_STROBE_DISABLE = 0x00,
18 LM355x_PIN_STROBE_ENABLE = 0x01,
19 };
20
21 enum lm355x_torch {
22 LM355x_PIN_TORCH_DISABLE = 0,
23 LM3554_PIN_TORCH_ENABLE = 0x80,
24 LM3556_PIN_TORCH_ENABLE = 0x10,
25 };
26
27 enum lm355x_tx2 {
28 LM355x_PIN_TX_DISABLE = 0,
29 LM3554_PIN_TX_ENABLE = 0x20,
30 LM3556_PIN_TX_ENABLE = 0x40,
31 };
32
33 enum lm355x_ntc {
34 LM355x_PIN_NTC_DISABLE = 0,
35 LM3554_PIN_NTC_ENABLE = 0x08,
36 LM3556_PIN_NTC_ENABLE = 0x80,
37 };
38
39 enum lm355x_pmode {
40 LM355x_PMODE_DISABLE = 0,
41 LM355x_PMODE_ENABLE = 0x04,
42 };
43
44 /*
45 * struct lm3554_platform_data
46 * @pin_strobe: strobe input
47 * @pin_torch : input pin
48 * lm3554-tx1/torch/gpio1
49 * lm3556-torch
50 * @pin_tx2 : input pin
51 * lm3554-envm/tx2/gpio2
52 * lm3556-tx pin
53 * @ntc_pin : output pin
54 * lm3554-ledi/ntc
55 * lm3556-temp pin
56 * @pass_mode : pass mode
57 */
58 struct lm355x_platform_data {
59 enum lm355x_strobe pin_strobe;
60 enum lm355x_torch pin_tx1;
61 enum lm355x_tx2 pin_tx2;
62 enum lm355x_ntc ntc_pin;
63
64 enum lm355x_pmode pass_mode;
65 };
66
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