113 lines
2.9 KiB
C
113 lines
2.9 KiB
C
|
/*
|
||
|
|
* (c) 2010 STMicroelectronics Limited
|
||
|
|
*
|
||
|
|
* Author: Stuart Menefy <stuart.menefy@st.com>
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
|
* published by the Free Software Foundation.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __LINUX_STM_DEVICE_H
|
||
|
|
#define __LINUX_STM_DEVICE_H
|
||
|
|
|
||
|
|
#include <linux/device.h>
|
||
|
|
#include <linux/stm/sysconf.h>
|
||
|
|
#include <linux/stm/pad.h>
|
||
|
|
|
||
|
|
struct stm_device_state;
|
||
|
|
|
||
|
|
struct stm_device_sysconf {
|
||
|
|
int regtype;
|
||
|
|
int regnum;
|
||
|
|
int lsb;
|
||
|
|
int msb;
|
||
|
|
const char *name;
|
||
|
|
};
|
||
|
|
|
||
|
|
enum stm_device_power_state {
|
||
|
|
stm_device_power_off,
|
||
|
|
stm_device_power_on
|
||
|
|
};
|
||
|
|
|
||
|
|
struct stm_device_config {
|
||
|
|
int sysconfs_num;
|
||
|
|
struct stm_device_sysconf *sysconfs;
|
||
|
|
struct stm_pad_config *pad_config;
|
||
|
|
int (*init)(struct stm_device_state *state);
|
||
|
|
int (*exit)(struct stm_device_state *state);
|
||
|
|
void (*power)(struct stm_device_state *state,
|
||
|
|
enum stm_device_power_state power_state);
|
||
|
|
};
|
||
|
|
|
||
|
|
#define STM_DEVICE_SYS_CFG(_regnum, _lsb, _msb, _name) \
|
||
|
|
{ \
|
||
|
|
.regtype = SYS_CFG, \
|
||
|
|
.regnum = _regnum, \
|
||
|
|
.lsb = _lsb, \
|
||
|
|
.msb = _msb, \
|
||
|
|
.name = _name, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define STM_DEVICE_SYS_STA(_regnum, _lsb, _msb, _name) \
|
||
|
|
{ \
|
||
|
|
.regtype = SYS_STA, \
|
||
|
|
.regnum = _regnum, \
|
||
|
|
.lsb = _lsb, \
|
||
|
|
.msb = _msb, \
|
||
|
|
.name = _name, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define STM_DEVICE_SYS_CFG_BANK(_bank, _regnum, _lsb, _msb, _name) \
|
||
|
|
{ \
|
||
|
|
.regtype = SYS_CFG_BANK##_bank, \
|
||
|
|
.regnum = _regnum, \
|
||
|
|
.lsb = _lsb, \
|
||
|
|
.msb = _msb, \
|
||
|
|
.name = _name, \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define STM_DEVICE_SYS_STA_BANK(_bank, _regnum, _lsb, _msb, _name) \
|
||
|
|
{ \
|
||
|
|
.regtype = SYS_STA_BANK##_bank, \
|
||
|
|
.regnum = _regnum, \
|
||
|
|
.lsb = _lsb, \
|
||
|
|
.msb = _msb, \
|
||
|
|
.name = _name, \
|
||
|
|
}
|
||
|
|
|
||
|
|
/* We have to do this indirection to allow the first argument to
|
||
|
|
* STM_DEVICE_SYSCONF to be a macro, as used by 5197 for example. */
|
||
|
|
#define ___STM_DEVICE_SYSCONF(_regtype, _regnum, _lsb, _msb, _name) \
|
||
|
|
{ \
|
||
|
|
.regtype = _regtype, \
|
||
|
|
.regnum = _regnum, \
|
||
|
|
.lsb = _lsb, \
|
||
|
|
.msb = _msb, \
|
||
|
|
.name = _name, \
|
||
|
|
}
|
||
|
|
#define STM_DEVICE_SYSCONF(_reg, _lsb, _msb, _name) \
|
||
|
|
___STM_DEVICE_SYSCONF(_reg, _lsb, _msb, _name)
|
||
|
|
|
||
|
|
struct stm_device_state *stm_device_init(struct stm_device_config *config,
|
||
|
|
struct device *dev);
|
||
|
|
void stm_device_exit(struct stm_device_state *state);
|
||
|
|
|
||
|
|
void stm_device_sysconf_write(struct stm_device_state *state,
|
||
|
|
const char* name, unsigned long long value);
|
||
|
|
unsigned long long stm_device_sysconf_read(struct stm_device_state *state,
|
||
|
|
const char* name);
|
||
|
|
|
||
|
|
struct stm_device_state *devm_stm_device_init(struct device *dev,
|
||
|
|
struct stm_device_config *config);
|
||
|
|
void devm_stm_device_exit(struct device *dev,
|
||
|
|
struct stm_device_state *state);
|
||
|
|
|
||
|
|
void stm_device_power(struct stm_device_state *state,
|
||
|
|
enum stm_device_power_state);
|
||
|
|
|
||
|
|
struct stm_pad_state* stm_device_get_pad_state(struct stm_device_state *state);
|
||
|
|
struct stm_device_config* stm_device_get_config(struct stm_device_state *state);
|
||
|
|
|
||
|
|
#endif
|