Jetpack/kernel_avc/kernel-4.9/drivers/pinctrl/pinctrl-adi2.h

76 lines
1.8 KiB
C

/*
* Pinctrl Driver for ADI GPIO2 controller
*
* Copyright 2007-2013 Analog Devices Inc.
*
* Licensed under the GPLv2 or later
*/
#ifndef PINCTRL_PINCTRL_ADI2_H
#define PINCTRL_PINCTRL_ADI2_H
#include <linux/pinctrl/pinctrl.h>
/**
* struct adi_pin_group - describes a pin group
* @name: the name of this pin group
* @pins: an array of pins
* @num: the number of pins in this array
*/
struct adi_pin_group {
const char *name;
const unsigned *pins;
const unsigned num;
const unsigned short *mux;
};
#define ADI_PIN_GROUP(n, p, m) \
{ \
.name = n, \
.pins = p, \
.num = ARRAY_SIZE(p), \
.mux = m, \
}
/**
* struct adi_pmx_func - describes function mux setting of pin groups
* @name: the name of this function mux setting
* @groups: an array of pin groups
* @num_groups: the number of pin groups in this array
* @mux: the function mux setting array, end by zero
*/
struct adi_pmx_func {
const char *name;
const char * const *groups;
const unsigned num_groups;
};
#define ADI_PMX_FUNCTION(n, g) \
{ \
.name = n, \
.groups = g, \
.num_groups = ARRAY_SIZE(g), \
}
/**
* struct adi_pinctrl_soc_data - ADI pin controller per-SoC configuration
* @functions: The functions supported on this SoC.
* @nfunction: The number of entries in @functions.
* @groups: An array describing all pin groups the pin SoC supports.
* @ngroups: The number of entries in @groups.
* @pins: An array describing all pins the pin controller affects.
* @npins: The number of entries in @pins.
*/
struct adi_pinctrl_soc_data {
const struct adi_pmx_func *functions;
int nfunctions;
const struct adi_pin_group *groups;
int ngroups;
const struct pinctrl_pin_desc *pins;
int npins;
};
void adi_pinctrl_soc_init(const struct adi_pinctrl_soc_data **soc);
#endif /* PINCTRL_PINCTRL_ADI2_H */