mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-20 11:13:58 +08:00
8b7cfbec05
This driver is a general version for LM642 led chip of TI. LM3642 : The LM3642 is a 4MHz fixed-frequency synchronous boost converter plus 1.5A constant current driver for a high-current white LED. The LM3642 is controlled via an I2C-compatible interface. Signed-off-by: G.Shark Jeong <gshark.jeong@gmail.com> Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
39 lines
823 B
C
39 lines
823 B
C
/*
|
|
* Copyright (C) 2012 Texas Instruments
|
|
*
|
|
* License Terms: GNU General Public License v2
|
|
*
|
|
* Simple driver for Texas Instruments LM3642 LED driver chip
|
|
*
|
|
* Author: G.Shark Jeong <gshark.jeong@gmail.com>
|
|
* Daniel Jeong <daniel.jeong@ti.com>
|
|
*/
|
|
|
|
#ifndef __LINUX_LM3642_H
|
|
#define __LINUX_LM3642_H
|
|
|
|
#define LM3642_NAME "leds-lm3642"
|
|
|
|
enum lm3642_torch_pin_enable {
|
|
LM3642_TORCH_PIN_DISABLE = 0x00,
|
|
LM3642_TORCH_PIN_ENABLE = 0x10,
|
|
};
|
|
|
|
enum lm3642_strobe_pin_enable {
|
|
LM3642_STROBE_PIN_DISABLE = 0x00,
|
|
LM3642_STROBE_PIN_ENABLE = 0x20,
|
|
};
|
|
|
|
enum lm3642_tx_pin_enable {
|
|
LM3642_TX_PIN_DISABLE = 0x00,
|
|
LM3642_TX_PIN_ENABLE = 0x40,
|
|
};
|
|
|
|
struct lm3642_platform_data {
|
|
enum lm3642_torch_pin_enable torch_pin;
|
|
enum lm3642_strobe_pin_enable strobe_pin;
|
|
enum lm3642_tx_pin_enable tx_pin;
|
|
};
|
|
|
|
#endif /* __LINUX_LM3642_H */
|