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path: root/drivers/video/backlight/sky81452-backlight.c
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Diffstat (limited to 'drivers/video/backlight/sky81452-backlight.c')
-rw-r--r--drivers/video/backlight/sky81452-backlight.c34
1 files changed, 27 insertions, 7 deletions
diff --git a/drivers/video/backlight/sky81452-backlight.c b/drivers/video/backlight/sky81452-backlight.c
index 81d2c8f3ca50..83ccb3d940fa 100644
--- a/drivers/video/backlight/sky81452-backlight.c
+++ b/drivers/video/backlight/sky81452-backlight.c
@@ -15,7 +15,6 @@
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
-#include <linux/platform_data/sky81452-backlight.h>
#include <linux/slab.h>
/* registers */
@@ -41,6 +40,29 @@
#define SKY81452_DEFAULT_NAME "lcd-backlight"
#define SKY81452_MAX_BRIGHTNESS (SKY81452_CS + 1)
+/**
+ * struct sky81452_platform_data
+ * @name: backlight driver name.
+ If it is not defined, default name is lcd-backlight.
+ * @gpios_enable:GPIO descriptor which control EN pin
+ * @enable: Enable mask for current sink channel 1, 2, 3, 4, 5 and 6.
+ * @ignore_pwm: true if DPWMI should be ignored.
+ * @dpwm_mode: true is DPWM dimming mode, otherwise Analog dimming mode.
+ * @phase_shift:true is phase shift mode.
+ * @short_detecion_threshold: It should be one of 4, 5, 6 and 7V.
+ * @boost_current_limit: It should be one of 2300, 2750mA.
+ */
+struct sky81452_bl_platform_data {
+ const char *name;
+ struct gpio_desc *gpiod_enable;
+ unsigned int enable;
+ bool ignore_pwm;
+ bool dpwm_mode;
+ bool phase_shift;
+ unsigned int short_detection_threshold;
+ unsigned int boost_current_limit;
+};
+
#define CTZ(b) __builtin_ctz(b)
static int sky81452_bl_update_status(struct backlight_device *bd)
@@ -251,17 +273,15 @@ static int sky81452_bl_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct regmap *regmap = dev_get_drvdata(dev->parent);
- struct sky81452_bl_platform_data *pdata = dev_get_platdata(dev);
+ struct sky81452_bl_platform_data *pdata;
struct backlight_device *bd;
struct backlight_properties props;
const char *name;
int ret;
- if (!pdata) {
- pdata = sky81452_bl_parse_dt(dev);
- if (IS_ERR(pdata))
- return PTR_ERR(pdata);
- }
+ pdata = sky81452_bl_parse_dt(dev);
+ if (IS_ERR(pdata))
+ return PTR_ERR(pdata);
ret = sky81452_bl_init_device(regmap, pdata);
if (ret < 0) {