From f2f1794835f1d8900d2b15d114c54e70c849809b Mon Sep 17 00:00:00 2001 From: Tony SIM Date: Tue, 15 Feb 2011 19:10:27 +0900 Subject: [PATCH] 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: Tony SIM Signed-off-by: Andrew Chew Signed-off-by: Greg Kroah-Hartman --- drivers/staging/iio/magnetometer/ak8975.c | 8 +++++++- include/linux/input/ak8975.h | 20 ++++++++++++++++++++ 2 files changed, 27 insertions(+), 1 deletion(-) create mode 100644 include/linux/input/ak8975.h diff --git a/drivers/staging/iio/magnetometer/ak8975.c b/drivers/staging/iio/magnetometer/ak8975.c index 420f206cf517..80c0f4137076 100644 --- a/drivers/staging/iio/magnetometer/ak8975.c +++ b/drivers/staging/iio/magnetometer/ak8975.c @@ -29,6 +29,7 @@ #include #include +#include #include "../iio.h" #include "magnet.h" @@ -435,6 +436,7 @@ static int ak8975_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct ak8975_data *data; + struct ak8975_platform_data *pdata; int err; /* Allocate our device context. */ @@ -452,7 +454,11 @@ static int ak8975_probe(struct i2c_client *client, /* Grab and set up the supplied GPIO. */ data->eoc_irq = client->irq; - data->eoc_gpio = irq_to_gpio(client->irq); + pdata = client->dev.platform_data; + if (pdata) + data->eoc_gpio = pdata->gpio; + else + data->eoc_gpio = irq_to_gpio(client->irq); if (!data->eoc_gpio) { dev_err(&client->dev, "failed, no valid GPIO\n"); diff --git a/include/linux/input/ak8975.h b/include/linux/input/ak8975.h new file mode 100644 index 000000000000..25d41eb10c3e --- /dev/null +++ b/include/linux/input/ak8975.h @@ -0,0 +1,20 @@ +/* + * ak8975 platform support + * + * Copyright (C) 2010 Renesas Solutions Corp. + * + * Author: Tony SIM + * + * 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 -- 2.39.5