[PATCH v1 1/3] iio: imu: adis16480: Make use of device properties

Andy Shevchenko
2022-04-13T14:41:57Z

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@linux.intel.com>
---
drivers/iio/imu/adis16480.c | 27 ++++++++++++++-------------
1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c
index 44bbe3d19907..68eed088cca6 100644
--- a/drivers/iio/imu/adis16480.c
+++ b/drivers/iio/imu/adis16480.c
@@ -7,14 +7,16 @@

#include <linux/clk.h>
#include <linux/bitfield.h>
-#include <linux/of_irq.h>
#include <linux/interrupt.h>
+#include <linux/irq.h>
#include <linux/math.h>
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/spi/spi.h>
+#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/lcm.h>
+#include <linux/property.h>
#include <linux/swab.h>
#include <linux/crc32.h>

@@ -1239,9 +1241,10 @@ static int adis16480_enable_irq(struct adis *adis, bool enable)
return __adis_write_reg_16(adis, ADIS16480_REG_FNCTIO_CTRL, val);
}

-static int adis16480_config_irq_pin(struct device_node *of_node,
- struct adis16480 *st)
+static int adis16480_config_irq_pin(struct adis16480 *st)
{
+ struct device *dev = &st->adis.spi->dev;
+ struct fwnode_handle *fwnode = dev_fwnode(dev);
struct irq_data *desc;
enum adis16480_int_pin pin;
unsigned int irq_type;
@@ -1267,7 +1270,7 @@ static int adis16480_config_irq_pin(struct device_node *of_node,
*/
pin = ADIS16480_PIN_DIO1;
for (i = 0; i < ARRAY_SIZE(adis16480_int_pin_names); i++) {
- irq = of_irq_get_byname(of_node, adis16480_int_pin_names[i]);
+ irq = fwnode_irq_get_byname(fwnode, adis16480_int_pin_names[i]);
if (irq > 0) {
pin = i;
break;
@@ -1295,15 +1298,15 @@ static int adis16480_config_irq_pin(struct device_node *of_node,
return adis_write_reg_16(&st->adis, ADIS16480_REG_FNCTIO_CTRL, val);
}

-static int adis16480_of_get_ext_clk_pin(struct adis16480 *st,
- struct device_node *of_node)
+static int adis16480_fw_get_ext_clk_pin(struct adis16480 *st)
{
+ struct device *dev = &st->adis.spi->dev;
const char *ext_clk_pin;
enum adis16480_int_pin pin;
int i;

pin = ADIS16480_PIN_DIO2;
- if (of_property_read_string(of_node, "adi,ext-clk-pin", &ext_clk_pin))
+ if (device_property_read_string(dev, "adi,ext-clk-pin", &ext_clk_pin))
goto clk_input_not_found;

for (i = 0; i < ARRAY_SIZE(adis16480_int_pin_names); i++) {
@@ -1317,9 +1320,7 @@ static int adis16480_of_get_ext_clk_pin(struct adis16480 *st,
return pin;
}

-static int adis16480_ext_clk_config(struct adis16480 *st,
- struct device_node *of_node,
- bool enable)
+static int adis16480_ext_clk_config(struct adis16480 *st, bool enable)
{
unsigned int mode, mask;
enum adis16480_int_pin pin;
@@ -1330,7 +1331,7 @@ static int adis16480_ext_clk_config(struct adis16480 *st,
if (ret)
return ret;

- pin = adis16480_of_get_ext_clk_pin(st, of_node);
+ pin = adis16480_fw_get_ext_clk_pin(st);
/*
* Each DIOx pin supports only one function at a time. When a single pin
* has two assignments, the enable bit for a lower priority function
@@ -1438,7 +1439,7 @@ static int adis16480_probe(struct spi_device *spi)
return ret;
}

- ret = adis16480_config_irq_pin(spi->dev.of_node, st);
+ ret = adis16480_config_irq_pin(st);
if (ret)
return ret;

@@ -1447,7 +1448,7 @@ static int adis16480_probe(struct spi_device *spi)
return ret;

if (!IS_ERR_OR_NULL(st->ext_clk)) {
- ret = adis16480_ext_clk_config(st, spi->dev.of_node, true);
+ ret = adis16480_ext_clk_config(st, true);
if (ret)
return ret;

--
2.35.1