vasilito
dc68054305
- Restore 29 recipe symlinks (libdrm, qtbase, dbus, sddm, pipewire, etc.) - Restore 33 patches (KDE, libdrm, mesa, pipewire, sddm, wireplumber) - Restore 20+ local/scripts (audit, lint, test, build helpers) - Restore src/cook/scheduler.rs, status.rs, gnu-config/ - Restore scripts/patch-inclusion-gate.sh, run_mini1.sh, validate-collision-log.sh - Recover TLC source from HEAD (was overwritten by 0.2.3 checkout) - Recover 11 local/docs plans from HEAD (were overwritten) - Recover qt6-wayland-smoke symlink from HEAD - Fix MOTD: remove garbled ASCII art, use clean text - Update version: 0.2.0 -> 0.2.4 in os-release, motd, config - Reduce filesystem_size: 1536 -> 512 MiB - Add ABSOLUTE RULE to AGENTS.md: never delete/ignore packages - Reduce pcid scheme log verbosity: info -> debug
110 lines
2.5 KiB
C
110 lines
2.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* TI/National Semiconductor LP3943 Device
|
|
*
|
|
* Copyright 2013 Texas Instruments
|
|
*
|
|
* Author: Milo Kim <milo.kim@ti.com>
|
|
*/
|
|
|
|
#ifndef __MFD_LP3943_H__
|
|
#define __MFD_LP3943_H__
|
|
|
|
#include <linux/gpio.h>
|
|
#include <linux/regmap.h>
|
|
|
|
/* Registers */
|
|
#define LP3943_REG_GPIO_A 0x00
|
|
#define LP3943_REG_GPIO_B 0x01
|
|
#define LP3943_REG_PRESCALE0 0x02
|
|
#define LP3943_REG_PWM0 0x03
|
|
#define LP3943_REG_PRESCALE1 0x04
|
|
#define LP3943_REG_PWM1 0x05
|
|
#define LP3943_REG_MUX0 0x06
|
|
#define LP3943_REG_MUX1 0x07
|
|
#define LP3943_REG_MUX2 0x08
|
|
#define LP3943_REG_MUX3 0x09
|
|
|
|
/* Bit description for LP3943_REG_MUX0 ~ 3 */
|
|
#define LP3943_GPIO_IN 0x00
|
|
#define LP3943_GPIO_OUT_HIGH 0x00
|
|
#define LP3943_GPIO_OUT_LOW 0x01
|
|
#define LP3943_DIM_PWM0 0x02
|
|
#define LP3943_DIM_PWM1 0x03
|
|
|
|
#define LP3943_NUM_PWMS 2
|
|
|
|
enum lp3943_pwm_output {
|
|
LP3943_PWM_OUT0,
|
|
LP3943_PWM_OUT1,
|
|
LP3943_PWM_OUT2,
|
|
LP3943_PWM_OUT3,
|
|
LP3943_PWM_OUT4,
|
|
LP3943_PWM_OUT5,
|
|
LP3943_PWM_OUT6,
|
|
LP3943_PWM_OUT7,
|
|
LP3943_PWM_OUT8,
|
|
LP3943_PWM_OUT9,
|
|
LP3943_PWM_OUT10,
|
|
LP3943_PWM_OUT11,
|
|
LP3943_PWM_OUT12,
|
|
LP3943_PWM_OUT13,
|
|
LP3943_PWM_OUT14,
|
|
LP3943_PWM_OUT15,
|
|
};
|
|
|
|
/*
|
|
* struct lp3943_pwm_map
|
|
* @output: Output pins which are mapped to each PWM channel
|
|
* @num_outputs: Number of outputs
|
|
*/
|
|
struct lp3943_pwm_map {
|
|
enum lp3943_pwm_output *output;
|
|
int num_outputs;
|
|
};
|
|
|
|
/*
|
|
* struct lp3943_platform_data
|
|
* @pwms: Output channel definitions for PWM channel 0 and 1
|
|
*/
|
|
struct lp3943_platform_data {
|
|
struct lp3943_pwm_map *pwms[LP3943_NUM_PWMS];
|
|
};
|
|
|
|
/*
|
|
* struct lp3943_reg_cfg
|
|
* @reg: Register address
|
|
* @mask: Register bit mask to be updated
|
|
* @shift: Register bit shift
|
|
*/
|
|
struct lp3943_reg_cfg {
|
|
u8 reg;
|
|
u8 mask;
|
|
u8 shift;
|
|
};
|
|
|
|
/*
|
|
* struct lp3943
|
|
* @dev: Parent device pointer
|
|
* @regmap: Used for I2C communication on accessing registers
|
|
* @pdata: LP3943 platform specific data
|
|
* @mux_cfg: Register configuration for pin MUX
|
|
* @pin_used: Bit mask for output pin used.
|
|
* This bitmask is used for pin assignment management.
|
|
* 1 = pin used, 0 = available.
|
|
* Only LSB 16 bits are used, but it is unsigned long type
|
|
* for atomic bitwise operations.
|
|
*/
|
|
struct lp3943 {
|
|
struct device *dev;
|
|
struct regmap *regmap;
|
|
struct lp3943_platform_data *pdata;
|
|
const struct lp3943_reg_cfg *mux_cfg;
|
|
unsigned long pin_used;
|
|
};
|
|
|
|
int lp3943_read_byte(struct lp3943 *lp3943, u8 reg, u8 *read);
|
|
int lp3943_write_byte(struct lp3943 *lp3943, u8 reg, u8 data);
|
|
int lp3943_update_bits(struct lp3943 *lp3943, u8 reg, u8 mask, u8 data);
|
|
#endif
|