On 12/08/2016 02:17 PM, Jingkui Wang wrote:
> Update driver drv260x to use generic device properties
> Remove platform data
>
> Signed-off-by: Jingkui Wang <jkwang@xxxxxxxxxx>
> ---
> drivers/input/misc/drv260x.c | 43 ++++++++-----------------------------------
> 1 file changed, 8 insertions(+), 35 deletions(-)
>
> diff --git a/drivers/input/misc/drv260x.c b/drivers/input/misc/drv260x.c
> index 2adfd86c..4f448ba 100644
> --- a/drivers/input/misc/drv260x.c
> +++ b/drivers/input/misc/drv260x.c
> @@ -19,7 +19,6 @@
> #include <linux/input.h>
> #include <linux/module.h>
> #include <linux/of_gpio.h>
> -#include <linux/platform_device.h>
> #include <linux/regmap.h>
> #include <linux/slab.h>
> #include <linux/delay.h>
> @@ -27,7 +26,6 @@
> #include <linux/regulator/consumer.h>
>
> #include <dt-bindings/input/ti-drv260x.h>
> -#include <linux/platform_data/drv260x-pdata.h>
Should we remove the header from the repo too? If we are no longer needing it
we should remove the file.
Dan
>
> #define DRV260X_STATUS 0x0
> #define DRV260X_MODE 0x1
> @@ -468,52 +466,39 @@ static const struct regmap_config drv260x_regmap_config = {
> .cache_type = REGCACHE_NONE,
> };
>
> -#ifdef CONFIG_OF
> -static int drv260x_parse_dt(struct device *dev,
> +static int drv260x_read_device_property(struct device *dev,
> struct drv260x_data *haptics)
> {
> - struct device_node *np = dev->of_node;
> unsigned int voltage;
> int error;
>
> - error = of_property_read_u32(np, "mode", &haptics->mode);
> + error = device_property_read_u32(dev, "mode", &haptics->mode);
> if (error) {
> dev_err(dev, "%s: No entry for mode\n", __func__);
> return error;
> }
>
> - error = of_property_read_u32(np, "library-sel", &haptics->library);
> + error = device_property_read_u32(dev, "library-sel", &haptics->library);
> if (error) {
> dev_err(dev, "%s: No entry for library selection\n",
> __func__);
> return error;
> }
>
> - error = of_property_read_u32(np, "vib-rated-mv", &voltage);
> + error = device_property_read_u32(dev, "vib-rated-mv", &voltage);
> if (!error)
> haptics->rated_voltage = drv260x_calculate_voltage(voltage);
>
> -
> - error = of_property_read_u32(np, "vib-overdrive-mv", &voltage);
> + error = device_property_read_u32(dev, "vib-overdrive-mv", &voltage);
> if (!error)
> haptics->overdrive_voltage = drv260x_calculate_voltage(voltage);
>
> return 0;
> }
> -#else
> -static inline int drv260x_parse_dt(struct device *dev,
> - struct drv260x_data *haptics)
> -{
> - dev_err(dev, "no platform data defined\n");
> -
> - return -EINVAL;
> -}
> -#endif
>
> static int drv260x_probe(struct i2c_client *client,
> const struct i2c_device_id *id)
> {
> - const struct drv260x_platform_data *pdata = dev_get_platdata(&client->dev);
> struct drv260x_data *haptics;
> int error;
>
> @@ -524,21 +509,9 @@ static int drv260x_probe(struct i2c_client *client,
> haptics->rated_voltage = DRV260X_DEF_OD_CLAMP_VOLT;
> haptics->rated_voltage = DRV260X_DEF_RATED_VOLT;
>
> - if (pdata) {
> - haptics->mode = pdata->mode;
> - haptics->library = pdata->library_selection;
> - if (pdata->vib_overdrive_voltage)
> - haptics->overdrive_voltage = drv260x_calculate_voltage(pdata->vib_overdrive_voltage);
> - if (pdata->vib_rated_voltage)
> - haptics->rated_voltage = drv260x_calculate_voltage(pdata->vib_rated_voltage);
> - } else if (client->dev.of_node) {
> - error = drv260x_parse_dt(&client->dev, haptics);
> - if (error)
> - return error;
> - } else {
> - dev_err(&client->dev, "Platform data not set\n");
> - return -ENODEV;
> - }
> + error = drv260x_read_device_property(&client->dev, haptics);
> + if (error)
> + return error;
>
>
> if (haptics->mode < DRV260X_LRA_MODE ||
--
------------------
Dan Murphy
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