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// SPDX-License-Identifier: GPL-2.0-only
/*
* platform_tca6416.c: tca6416 platform data initialization file
*
* (C) Copyright 2013 Intel Corporation
* Author: Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@intel.com>
*/
#include <linux/platform_data/pca953x.h>
#include <linux/i2c.h>
#include <linux/gpio.h>
#include <asm/intel-mid.h>
#define TCA6416_NAME "tca6416"
#define TCA6416_BASE "tca6416_base"
#define TCA6416_INTR "tca6416_int"
static void *tca6416_platform_data(void *info)
{
static struct pca953x_platform_data tca6416;
struct i2c_board_info *i2c_info = info;
int gpio_base, intr;
char base_pin_name[SFI_NAME_LEN + 1];
char intr_pin_name[SFI_NAME_LEN + 1];
strcpy(i2c_info->type, TCA6416_NAME);
strcpy(base_pin_name, TCA6416_BASE);
strcpy(intr_pin_name, TCA6416_INTR);
gpio_base = get_gpio_by_name(base_pin_name);
intr = get_gpio_by_name(intr_pin_name);
if (gpio_base < 0)
return NULL;
tca6416.gpio_base = gpio_base;
if (intr >= 0) {
i2c_info->irq = intr + INTEL_MID_IRQ_OFFSET;
tca6416.irq_base = gpio_base + INTEL_MID_IRQ_OFFSET;
} else {
i2c_info->irq = -1;
tca6416.irq_base = -1;
}
return &tca6416;
}
static const struct devs_id tca6416_dev_id __initconst = {
.name = "tca6416",
.type = SFI_DEV_TYPE_I2C,
.delay = 1,
.get_platform_data = &tca6416_platform_data,
};
sfi_device(tca6416_dev_id);
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