[PATCH v2 1/1] iio: trigger: stm32-timer: Make use of device properties

From: Andy Shevchenko
Date: Wed Feb 02 2022 - 15:41:05 EST


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@xxxxxxxxxxxxxxx>
---
v2: dropped depends on OF
drivers/iio/trigger/Kconfig | 2 +-
drivers/iio/trigger/stm32-timer-trigger.c | 11 ++++++-----
2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/iio/trigger/Kconfig b/drivers/iio/trigger/Kconfig
index 8cef2f7452e8..7ecb69725b1d 100644
--- a/drivers/iio/trigger/Kconfig
+++ b/drivers/iio/trigger/Kconfig
@@ -38,7 +38,7 @@ config IIO_STM32_LPTIMER_TRIGGER

config IIO_STM32_TIMER_TRIGGER
tristate "STM32 Timer Trigger"
- depends on (ARCH_STM32 && OF && MFD_STM32_TIMERS) || COMPILE_TEST
+ depends on (ARCH_STM32 && MFD_STM32_TIMERS) || COMPILE_TEST
help
Select this option to enable STM32 Timer Trigger

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