linux/drivers/input/keyboard/mt6779-keypad.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2022 MediaTek Inc.
 * Author Fengping Yu <[email protected]>
 */
#include <linux/bitops.h>
#include <linux/clk.h>
#include <linux/input.h>
#include <linux/input/matrix_keypad.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/property.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>

#define MTK_KPD_NAME …
#define MTK_KPD_MEM …
#define MTK_KPD_DEBOUNCE …
#define MTK_KPD_DEBOUNCE_MASK …
#define MTK_KPD_DEBOUNCE_MAX_MS …
#define MTK_KPD_SEL …
#define MTK_KPD_SEL_DOUBLE_KP_MODE …
#define MTK_KPD_SEL_COL …
#define MTK_KPD_SEL_ROW …
#define MTK_KPD_SEL_COLMASK(c) …
#define MTK_KPD_SEL_ROWMASK(r) …
#define MTK_KPD_NUM_MEMS …
#define MTK_KPD_NUM_BITS …

struct mt6779_keypad { … };

static const struct regmap_config mt6779_keypad_regmap_cfg = …;

static irqreturn_t mt6779_keypad_irq_handler(int irq, void *dev_id)
{ … }

static void mt6779_keypad_calc_row_col_single(unsigned int key,
					      unsigned int *row,
					      unsigned int *col)
{ … }

static void mt6779_keypad_calc_row_col_double(unsigned int key,
					      unsigned int *row,
					      unsigned int *col)
{ … }

static int mt6779_keypad_pdrv_probe(struct platform_device *pdev)
{ … }

static const struct of_device_id mt6779_keypad_of_match[] = …;
MODULE_DEVICE_TABLE(of, mt6779_keypad_of_match);

static struct platform_driver mt6779_keypad_pdrv = …;
module_platform_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;