linux-kernel - [PATCH v1 1/1] iio: proximity: srf04: Make use of device properties

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Date:   Wed,  4 May 2022 14:35:57 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Andreas Klinger <ak@...klinger.de>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1 1/1] iio: proximity: srf04: Make use of device properties

Convert the module to be property provider agnostic and allow
it to be used on non-OF platforms.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/iio/proximity/srf04.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/iio/proximity/srf04.c b/drivers/iio/proximity/srf04.c
index 4e6286765f01..05015351a34a 100644
--- a/drivers/iio/proximity/srf04.c
+++ b/drivers/iio/proximity/srf04.c
@@ -37,9 +37,8 @@
 #include <linux/err.h>
 #include <linux/gpio/consumer.h>
 #include <linux/kernel.h>
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
-#include <linux/of.h>
-#include <linux/of_device.h>
 #include <linux/platform_device.h>
 #include <linux/property.h>
 #include <linux/sched.h>
@@ -261,7 +260,7 @@ static int srf04_probe(struct platform_device *pdev)
 
 	data = iio_priv(indio_dev);
 	data->dev = dev;
-	data->cfg = of_match_device(of_srf04_match, dev)->data;
+	data->cfg = device_get_match_data(dev);
 
 	mutex_init(&data->lock);
 	init_completion(&data->rising);
@@ -289,10 +288,8 @@ static int srf04_probe(struct platform_device *pdev)
 		return PTR_ERR(data->gpiod_power);
 	}
 	if (data->gpiod_power) {
-
-		if (of_property_read_u32(dev->of_node, "startup-time-ms",
-						&data->startup_time_ms))
-			data->startup_time_ms = 100;
+		data->startup_time_ms = 100;
+		device_property_read_u32(dev, "startup-time-ms", &data->startup_time_ms);
 		dev_dbg(dev, "using power gpio: startup-time-ms=%d\n",
 							data->startup_time_ms);
 	}
-- 
2.35.1