mirror of https://gitee.com/openkylin/linux.git
60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Driver header file for pin controller driver
|
|
* Copyright (C) 2017 Spreadtrum - http://www.spreadtrum.com
|
|
*/
|
|
|
|
#ifndef __PINCTRL_SPRD_H__
|
|
#define __PINCTRL_SPRD_H__
|
|
|
|
struct platform_device;
|
|
|
|
#define NUM_OFFSET (20)
|
|
#define TYPE_OFFSET (16)
|
|
#define BIT_OFFSET (8)
|
|
#define WIDTH_OFFSET (4)
|
|
|
|
#define SPRD_PIN_INFO(num, type, offset, width, reg) \
|
|
(((num) & 0xFFF) << NUM_OFFSET | \
|
|
((type) & 0xF) << TYPE_OFFSET | \
|
|
((offset) & 0xFF) << BIT_OFFSET | \
|
|
((width) & 0xF) << WIDTH_OFFSET | \
|
|
((reg) & 0xF))
|
|
|
|
#define SPRD_PINCTRL_PIN(pin) SPRD_PINCTRL_PIN_DATA(pin, #pin)
|
|
|
|
#define SPRD_PINCTRL_PIN_DATA(a, b) \
|
|
{ \
|
|
.name = b, \
|
|
.num = (((a) >> NUM_OFFSET) & 0xfff), \
|
|
.type = (((a) >> TYPE_OFFSET) & 0xf), \
|
|
.bit_offset = (((a) >> BIT_OFFSET) & 0xff), \
|
|
.bit_width = ((a) >> WIDTH_OFFSET & 0xf), \
|
|
.reg = ((a) & 0xf) \
|
|
}
|
|
|
|
enum pin_type {
|
|
GLOBAL_CTRL_PIN,
|
|
COMMON_PIN,
|
|
MISC_PIN,
|
|
};
|
|
|
|
struct sprd_pins_info {
|
|
const char *name;
|
|
unsigned int num;
|
|
enum pin_type type;
|
|
|
|
/* for global control pins configuration */
|
|
unsigned long bit_offset;
|
|
unsigned long bit_width;
|
|
unsigned int reg;
|
|
};
|
|
|
|
int sprd_pinctrl_core_probe(struct platform_device *pdev,
|
|
struct sprd_pins_info *sprd_soc_pin_info,
|
|
int pins_cnt);
|
|
int sprd_pinctrl_remove(struct platform_device *pdev);
|
|
void sprd_pinctrl_shutdown(struct platform_device *pdev);
|
|
|
|
#endif /* __PINCTRL_SPRD_H__ */
|