| G.Shark Jeong | b98d13c | 2012-09-05 15:05:58 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 Texas Instruments |
| 3 | * |
| 4 | * License Terms: GNU General Public License v2 |
| 5 | * |
| 6 | * Simple driver for Texas Instruments LM355x LED driver chip |
| 7 | * |
| 8 | * Author: G.Shark Jeong <gshark.jeong@gmail.com> |
| 9 | * Daniel Jeong <daniel.jeong@ti.com> |
| 10 | */ |
| 11 | |
| 12 | #define LM355x_NAME "leds-lm355x" |
| 13 | #define LM3554_NAME "leds-lm3554" |
| 14 | #define LM3556_NAME "leds-lm3556" |
| 15 | |
| 16 | /* lm3554 : strobe def. on */ |
| 17 | enum lm355x_strobe { |
| 18 | LM355x_PIN_STROBE_DISABLE = 0x00, |
| 19 | LM355x_PIN_STROBE_ENABLE = 0x01, |
| 20 | }; |
| 21 | |
| 22 | enum lm355x_torch { |
| 23 | LM355x_PIN_TORCH_DISABLE = 0, |
| 24 | LM3554_PIN_TORCH_ENABLE = 0x80, |
| 25 | LM3556_PIN_TORCH_ENABLE = 0x10, |
| 26 | }; |
| 27 | |
| 28 | enum lm355x_tx2 { |
| 29 | LM355x_PIN_TX_DISABLE = 0, |
| 30 | LM3554_PIN_TX_ENABLE = 0x20, |
| 31 | LM3556_PIN_TX_ENABLE = 0x40, |
| 32 | }; |
| 33 | |
| 34 | enum lm355x_ntc { |
| 35 | LM355x_PIN_NTC_DISABLE = 0, |
| 36 | LM3554_PIN_NTC_ENABLE = 0x08, |
| 37 | LM3556_PIN_NTC_ENABLE = 0x80, |
| 38 | }; |
| 39 | |
| 40 | enum lm355x_pmode { |
| 41 | LM355x_PMODE_DISABLE = 0, |
| 42 | LM355x_PMODE_ENABLE = 0x04, |
| 43 | }; |
| 44 | |
| 45 | /* |
| 46 | * struct lm3554_platform_data |
| 47 | * @pin_strobe: strobe input |
| 48 | * @pin_torch : input pin |
| 49 | * lm3554-tx1/torch/gpio1 |
| 50 | * lm3556-torch |
| 51 | * @pin_tx2 : input pin |
| 52 | * lm3554-envm/tx2/gpio2 |
| 53 | * lm3556-tx pin |
| 54 | * @ntc_pin : output pin |
| 55 | * lm3554-ledi/ntc |
| 56 | * lm3556-temp pin |
| 57 | * @pass_mode : pass mode |
| 58 | */ |
| 59 | struct lm355x_platform_data { |
| 60 | enum lm355x_strobe pin_strobe; |
| 61 | enum lm355x_torch pin_tx1; |
| 62 | enum lm355x_tx2 pin_tx2; |
| 63 | enum lm355x_ntc ntc_pin; |
| 64 | |
| 65 | enum lm355x_pmode pass_mode; |
| 66 | }; |