zephyr/drivers/gpio/gpio_sch.h

51 lines
983 B
C

/* gpio_sch.h - Descriptions of registers for Intel SCH GPIO controller */
/*
* Copyright (c) 2015 Intel Corporation.
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef __GPIO_SCH_H__
#define __GPIO_SCH_H__
#include <stdint.h>
#include <kernel.h>
#include <gpio.h>
#define GPIO_SCH_REG_GEN (0x00)
#define GPIO_SCH_REG_GIO (0x04)
#define GPIO_SCH_REG_GLVL (0x08)
#define GPIO_SCH_REG_GTPE (0x0C)
#define GPIO_SCH_REG_GTNE (0x10)
#define GPIO_SCH_REG_GGPE (0x14)
#define GPIO_SCH_REG_GSMI (0x18)
#define GPIO_SCH_REG_GTS (0x1C)
struct gpio_sch_config {
uint32_t regs;
uint8_t bits;
uint8_t stride[3];
};
#define GPIO_SCH_POLLING_STACK_SIZE 1024
#define GPIO_SCH_POLLING_MSEC 200
struct gpio_sch_data {
char __stack polling_stack[GPIO_SCH_POLLING_STACK_SIZE];
sys_slist_t callbacks;
struct k_timer poll_timer;
struct {
uint32_t gtpe;
uint32_t gtne;
} int_regs;
uint32_t cb_enabled;
uint8_t poll;
uint8_t stride[3];
};
#endif /* __GPIO_SCH_H__ */