mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-21 18:14:48 +08:00
6ecb741e34
All i8255 library consumers have migrated to the new interface leveraging the gpio-regmap API. Legacy interface functions and code are removed as no longer needed. Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: William Breathitt Gray <william.gray@linaro.org> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
35 lines
964 B
C
35 lines
964 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/* Copyright 2022 William Breathitt Gray */
|
|
#ifndef _I8255_H_
|
|
#define _I8255_H_
|
|
|
|
struct device;
|
|
struct irq_domain;
|
|
struct regmap;
|
|
|
|
#define i8255_volatile_regmap_range(_base) regmap_reg_range(_base, _base + 0x2)
|
|
|
|
/**
|
|
* struct i8255_regmap_config - Configuration for the register map of an i8255
|
|
* @parent: parent device
|
|
* @map: regmap for the i8255
|
|
* @num_ppi: number of i8255 Programmable Peripheral Interface
|
|
* @names: (optional) array of names for gpios
|
|
* @domain: (optional) IRQ domain if the controller is interrupt-capable
|
|
*
|
|
* Note: The regmap is expected to have cache enabled and i8255 control
|
|
* registers not marked as volatile.
|
|
*/
|
|
struct i8255_regmap_config {
|
|
struct device *parent;
|
|
struct regmap *map;
|
|
int num_ppi;
|
|
const char *const *names;
|
|
struct irq_domain *domain;
|
|
};
|
|
|
|
int devm_i8255_regmap_register(struct device *dev,
|
|
const struct i8255_regmap_config *config);
|
|
|
|
#endif /* _I8255_H_ */
|