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/*
* Exynos specific definitions for Samsung pinctrl and gpiolib driver.
*
* Copyright (c) 2012 Samsung Electronics Co., Ltd.
* http://www.samsung.com
* Copyright (c) 2012 Linaro Ltd
* http://www.linaro.org
*
* This file contains the Exynos specific definitions for the Samsung
* pinctrl/gpiolib interface drivers.
*
* Author: Thomas Abraham <thomas.ab@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
/* External GPIO and wakeup interrupt related definitions */
#define EXYNOS_GPIO_ECON_OFFSET 0x700
#define EXYNOS_GPIO_EFLTCON_OFFSET 0x800
#define EXYNOS_GPIO_EMASK_OFFSET 0x900
#define EXYNOS_GPIO_EPEND_OFFSET 0xA00
#define EXYNOS_WKUP_ECON_OFFSET 0xE00
#define EXYNOS_WKUP_EMASK_OFFSET 0xF00
#define EXYNOS_WKUP_EPEND_OFFSET 0xF40
#define EXYNOS7_WKUP_ECON_OFFSET 0x700
#define EXYNOS7_WKUP_EMASK_OFFSET 0x900
#define EXYNOS7_WKUP_EPEND_OFFSET 0xA00
#define EXYNOS_SVC_OFFSET 0xB08
#define EXYNOS_EINT_FUNC 0xF
/* helpers to access interrupt service register */
#define EXYNOS_SVC_GROUP_SHIFT 3
#define EXYNOS_SVC_GROUP_MASK 0x1f
#define EXYNOS_SVC_NUM_MASK 7
#define EXYNOS_SVC_GROUP(x) ((x >> EXYNOS_SVC_GROUP_SHIFT) & \
EXYNOS_SVC_GROUP_MASK)
/* Exynos specific external interrupt trigger types */
#define EXYNOS_EINT_LEVEL_LOW 0
#define EXYNOS_EINT_LEVEL_HIGH 1
#define EXYNOS_EINT_EDGE_FALLING 2
#define EXYNOS_EINT_EDGE_RISING 3
#define EXYNOS_EINT_EDGE_BOTH 4
#define EXYNOS_EINT_CON_MASK 0xF
#define EXYNOS_EINT_CON_LEN 4
#define EXYNOS_EINT_MAX_PER_BANK 8
#define EXYNOS_EINT_NR_WKUP_EINT
#define EXYNOS_PIN_BANK_EINTN(pins, reg, id) \
{ \
.type = &bank_type_off, \
.pctl_offset = reg, \
.nr_pins = pins, \
.eint_type = EINT_TYPE_NONE, \
.name = id \
}
#define EXYNOS_PIN_BANK_EINTG(pins, reg, id, offs) \
{ \
.type = &bank_type_off, \
.pctl_offset = reg, \
.nr_pins = pins, \
.eint_type = EINT_TYPE_GPIO, \
.eint_offset = offs, \
.name = id \
}
#define EXYNOS_PIN_BANK_EINTW(pins, reg, id, offs) \
{ \
.type = &bank_type_alive, \
.pctl_offset = reg, \
.nr_pins = pins, \
.eint_type = EINT_TYPE_WKUP, \
.eint_offset = offs, \
.name = id \
}
#define EXYNOS_PIN_BANK_EINTW_EXT(pins, reg, id, offs, pctl_idx) \
{ \
.type = &bank_type_alive, \
.pctl_offset = reg, \
.nr_pins = pins, \
.eint_type = EINT_TYPE_WKUP, \
.eint_offset = offs, \
.name = id, \
.pctl_res_idx = pctl_idx, \
} \
/**
* struct exynos_weint_data: irq specific data for all the wakeup interrupts
* generated by the external wakeup interrupt controller.
* @irq: interrupt number within the domain.
* @bank: bank responsible for this interrupt
*/
struct exynos_weint_data {
unsigned int irq;
struct samsung_pin_bank *bank;
};
/**
* struct exynos_muxed_weint_data: irq specific data for muxed wakeup interrupts
* generated by the external wakeup interrupt controller.
* @nr_banks: count of banks being part of the mux
* @banks: array of banks being part of the mux
*/
struct exynos_muxed_weint_data {
unsigned int nr_banks;
struct samsung_pin_bank *banks[];
};
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