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Commit f2f17948 authored by Tony SIM's avatar Tony SIM Committed by Greg Kroah-Hartman
Browse files

staging: iio: ak8975: add platform data. 



As some of the platform not support irq_to_gpio, we pass gpio port
by platform data.

Signed-off-by: default avatarTony SIM <chinyeow.sim.xt@renesas.com>
Signed-off-by: default avatarAndrew Chew <achew@nvidia.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent ea801950

drivers/staging/iio/magnetometer/ak8975.c

+7 −1
Original line number Original line Diff line number Diff line
@@ -29,6 +29,7 @@ 
#include <linux/delay.h>

#include <linux/delay.h>





#include <linux/gpio.h>

#include <linux/gpio.h>

#include <linux/input/ak8975.h>





#include "../iio.h"

#include "../iio.h"

#include "magnet.h"

#include "magnet.h"
@@ -435,6 +436,7 @@ static int ak8975_probe(struct i2c_client *client, 
			const struct i2c_device_id *id)

			const struct i2c_device_id *id)

{

{

	struct ak8975_data *data;

	struct ak8975_data *data;

	struct ak8975_platform_data *pdata;

	int err;

	int err;





	/* Allocate our device context. */

	/* Allocate our device context. */
@@ -452,6 +454,10 @@ static int ak8975_probe(struct i2c_client *client, 




	/* Grab and set up the supplied GPIO. */

	/* Grab and set up the supplied GPIO. */

	data->eoc_irq = client->irq;

	data->eoc_irq = client->irq;

	pdata = client->dev.platform_data;

	if (pdata)

		data->eoc_gpio = pdata->gpio;

	else

		data->eoc_gpio = irq_to_gpio(client->irq);

		data->eoc_gpio = irq_to_gpio(client->irq);





	if (!data->eoc_gpio) {

	if (!data->eoc_gpio) {

include/linux/input/ak8975.h

0 → 100644
+20 −0
Original line number Original line Diff line number Diff line 
/*

 * ak8975 platform support

 *

 * Copyright (C) 2010 Renesas Solutions Corp.

 *

 * Author: Tony SIM <chinyeow.sim.xt@renesas.com>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 */



#ifndef _AK8975_H

#define _AK8975_H



struct ak8975_platform_data {

	int gpio;

};



#endif