linux-kernel - [PATCH v1 1/1] iio: trigger: stm32-timer: Make use of device properties

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Date:   Wed,  2 Feb 2022 19:58:15 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        linux-iio@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1 1/1] iio: trigger: stm32-timer: 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/trigger/stm32-timer-trigger.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/iio/trigger/stm32-timer-trigger.c b/drivers/iio/trigger/stm32-timer-trigger.c
index 4f9461e1412c..5049d9ecfc1a 100644
--- a/drivers/iio/trigger/stm32-timer-trigger.c
+++ b/drivers/iio/trigger/stm32-timer-trigger.c
@@ -11,9 +11,10 @@
 #include <linux/iio/timer/stm32-timer-trigger.h>
 #include <linux/iio/trigger.h>
 #include <linux/mfd/stm32-timers.h>
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
-#include <linux/of_device.h>
+#include <linux/property.h>
 
 #define MAX_TRIGGERS 7
 #define MAX_VALIDS 5
@@ -771,11 +772,11 @@ static int stm32_timer_trigger_probe(struct platform_device *pdev)
 	unsigned int index;
 	int ret;
 
-	if (of_property_read_u32(dev->of_node, "reg", &index))
-		return -EINVAL;
+	ret = device_property_read_u32(dev, "reg", &index);
+	if (ret)
+		return ret;
 
-	cfg = (const struct stm32_timer_trigger_cfg *)
-		of_match_device(dev->driver->of_match_table, dev)->data;
+	cfg = device_get_match_data(dev);
 
 	if (index >= ARRAY_SIZE(triggers_table) ||
 	    index >= cfg->num_valids_table)
-- 
2.34.1