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-rw-r--r--drivers/leds/leds-is31fl319x.c142
1 files changed, 71 insertions, 71 deletions
diff --git a/drivers/leds/leds-is31fl319x.c b/drivers/leds/leds-is31fl319x.c
index 0db5d4988131..672b0e9e1d85 100644
--- a/drivers/leds/leds-is31fl319x.c
+++ b/drivers/leds/leds-is31fl319x.c
@@ -21,39 +21,39 @@
/* register numbers */
#define IS31FL319X_SHUTDOWN 0x00
-#define IS31FL319X_CTRL1 0x01
-#define IS31FL319X_CTRL2 0x02
-#define IS31FL319X_CONFIG1 0x03
-#define IS31FL319X_CONFIG2 0x04
-#define IS31FL319X_RAMP_MODE 0x05
-#define IS31FL319X_BREATH_MASK 0x06
-#define IS31FL319X_PWM(channel) (0x07 + channel)
-#define IS31FL319X_DATA_UPDATE 0x10
-#define IS31FL319X_T0(channel) (0x11 + channel)
-#define IS31FL319X_T123_1 0x1a
-#define IS31FL319X_T123_2 0x1b
-#define IS31FL319X_T123_3 0x1c
-#define IS31FL319X_T4(channel) (0x1d + channel)
-#define IS31FL319X_TIME_UPDATE 0x26
-#define IS31FL319X_RESET 0xff
-
-#define IS31FL319X_REG_CNT (IS31FL319X_RESET + 1)
+#define IS31FL3196_CTRL1 0x01
+#define IS31FL3196_CTRL2 0x02
+#define IS31FL3196_CONFIG1 0x03
+#define IS31FL3196_CONFIG2 0x04
+#define IS31FL3196_RAMP_MODE 0x05
+#define IS31FL3196_BREATH_MARK 0x06
+#define IS31FL3196_PWM(channel) (0x07 + channel)
+#define IS31FL3196_DATA_UPDATE 0x10
+#define IS31FL3196_T0(channel) (0x11 + channel)
+#define IS31FL3196_T123_1 0x1a
+#define IS31FL3196_T123_2 0x1b
+#define IS31FL3196_T123_3 0x1c
+#define IS31FL3196_T4(channel) (0x1d + channel)
+#define IS31FL3196_TIME_UPDATE 0x26
+#define IS31FL3196_RESET 0xff
+
+#define IS31FL3196_REG_CNT (IS31FL3196_RESET + 1)
#define IS31FL319X_MAX_LEDS 9
/* CS (Current Setting) in CONFIG2 register */
-#define IS31FL319X_CONFIG2_CS_SHIFT 4
-#define IS31FL319X_CONFIG2_CS_MASK 0x7
-#define IS31FL319X_CONFIG2_CS_STEP_REF 12
+#define IS31FL3196_CONFIG2_CS_SHIFT 4
+#define IS31FL3196_CONFIG2_CS_MASK GENMASK(2, 0)
+#define IS31FL3196_CONFIG2_CS_STEP_REF 12
-#define IS31FL319X_CURRENT_MIN ((u32)5000)
-#define IS31FL319X_CURRENT_MAX ((u32)40000)
-#define IS31FL319X_CURRENT_STEP ((u32)5000)
-#define IS31FL319X_CURRENT_DEFAULT ((u32)20000)
+#define IS31FL3196_CURRENT_uA_MIN 5000
+#define IS31FL3196_CURRENT_uA_MAX 40000
+#define IS31FL3196_CURRENT_uA_STEP 5000
+#define IS31FL3196_CURRENT_uA_DEFAULT 20000
/* Audio gain in CONFIG2 register */
-#define IS31FL319X_AUDIO_GAIN_DB_MAX ((u32)21)
-#define IS31FL319X_AUDIO_GAIN_DB_STEP ((u32)3)
+#define IS31FL3196_AUDIO_GAIN_DB_MAX ((u32)21)
+#define IS31FL3196_AUDIO_GAIN_DB_STEP 3
/*
* regmap is used as a cache of chip's register space,
@@ -111,7 +111,7 @@ static const struct of_device_id of_is31fl319x_match[] = {
};
MODULE_DEVICE_TABLE(of, of_is31fl319x_match);
-static int is31fl319x_brightness_set(struct led_classdev *cdev,
+static int is31fl3196_brightness_set(struct led_classdev *cdev,
enum led_brightness brightness)
{
struct is31fl319x_led *led = container_of(cdev, struct is31fl319x_led,
@@ -127,7 +127,7 @@ static int is31fl319x_brightness_set(struct led_classdev *cdev,
mutex_lock(&is31->lock);
/* update PWM register */
- ret = regmap_write(is31->regmap, IS31FL319X_PWM(chan), brightness);
+ ret = regmap_write(is31->regmap, IS31FL3196_PWM(chan), brightness);
if (ret < 0)
goto out;
@@ -141,7 +141,7 @@ static int is31fl319x_brightness_set(struct led_classdev *cdev,
* the current setting, we read from the regmap cache
*/
- ret = regmap_read(is31->regmap, IS31FL319X_PWM(i), &pwm_value);
+ ret = regmap_read(is31->regmap, IS31FL3196_PWM(i), &pwm_value);
dev_dbg(&is31->client->dev, "%s read %d: ret=%d: %d\n",
__func__, i, ret, pwm_value);
on = ret >= 0 && pwm_value > LED_OFF;
@@ -157,10 +157,10 @@ static int is31fl319x_brightness_set(struct led_classdev *cdev,
if (ctrl1 > 0 || ctrl2 > 0) {
dev_dbg(&is31->client->dev, "power up %02x %02x\n",
ctrl1, ctrl2);
- regmap_write(is31->regmap, IS31FL319X_CTRL1, ctrl1);
- regmap_write(is31->regmap, IS31FL319X_CTRL2, ctrl2);
+ regmap_write(is31->regmap, IS31FL3196_CTRL1, ctrl1);
+ regmap_write(is31->regmap, IS31FL3196_CTRL2, ctrl2);
/* update PWMs */
- regmap_write(is31->regmap, IS31FL319X_DATA_UPDATE, 0x00);
+ regmap_write(is31->regmap, IS31FL3196_DATA_UPDATE, 0x00);
/* enable chip from shut down */
ret = regmap_write(is31->regmap, IS31FL319X_SHUTDOWN, 0x01);
} else {
@@ -190,14 +190,14 @@ static int is31fl319x_parse_child_dt(const struct device *dev,
if (ret < 0 && ret != -EINVAL) /* is optional */
return ret;
- led->max_microamp = IS31FL319X_CURRENT_DEFAULT;
+ led->max_microamp = IS31FL3196_CURRENT_uA_DEFAULT;
ret = of_property_read_u32(child, "led-max-microamp",
&led->max_microamp);
if (!ret) {
- if (led->max_microamp < IS31FL319X_CURRENT_MIN)
+ if (led->max_microamp < IS31FL3196_CURRENT_uA_MIN)
return -EINVAL; /* not supported */
led->max_microamp = min(led->max_microamp,
- IS31FL319X_CURRENT_MAX);
+ IS31FL3196_CURRENT_uA_MAX);
}
return 0;
@@ -271,7 +271,7 @@ static int is31fl319x_parse_dt(struct device *dev,
ret = of_property_read_u32(np, "audio-gain-db", &is31->audio_gain_db);
if (!ret)
is31->audio_gain_db = min(is31->audio_gain_db,
- IS31FL319X_AUDIO_GAIN_DB_MAX);
+ IS31FL3196_AUDIO_GAIN_DB_MAX);
return 0;
@@ -285,55 +285,55 @@ static bool is31fl319x_readable_reg(struct device *dev, unsigned int reg)
return false;
}
-static bool is31fl319x_volatile_reg(struct device *dev, unsigned int reg)
+static bool is31fl3196_volatile_reg(struct device *dev, unsigned int reg)
{ /* volatile registers are not cached */
switch (reg) {
- case IS31FL319X_DATA_UPDATE:
- case IS31FL319X_TIME_UPDATE:
- case IS31FL319X_RESET:
+ case IS31FL3196_DATA_UPDATE:
+ case IS31FL3196_TIME_UPDATE:
+ case IS31FL3196_RESET:
return true; /* always write-through */
default:
return false;
}
}
-static const struct reg_default is31fl319x_reg_defaults[] = {
- { IS31FL319X_CONFIG1, 0x00},
- { IS31FL319X_CONFIG2, 0x00},
- { IS31FL319X_PWM(0), 0x00},
- { IS31FL319X_PWM(1), 0x00},
- { IS31FL319X_PWM(2), 0x00},
- { IS31FL319X_PWM(3), 0x00},
- { IS31FL319X_PWM(4), 0x00},
- { IS31FL319X_PWM(5), 0x00},
- { IS31FL319X_PWM(6), 0x00},
- { IS31FL319X_PWM(7), 0x00},
- { IS31FL319X_PWM(8), 0x00},
+static const struct reg_default is31fl3196_reg_defaults[] = {
+ { IS31FL3196_CONFIG1, 0x00 },
+ { IS31FL3196_CONFIG2, 0x00 },
+ { IS31FL3196_PWM(0), 0x00 },
+ { IS31FL3196_PWM(1), 0x00 },
+ { IS31FL3196_PWM(2), 0x00 },
+ { IS31FL3196_PWM(3), 0x00 },
+ { IS31FL3196_PWM(4), 0x00 },
+ { IS31FL3196_PWM(5), 0x00 },
+ { IS31FL3196_PWM(6), 0x00 },
+ { IS31FL3196_PWM(7), 0x00 },
+ { IS31FL3196_PWM(8), 0x00 },
};
-static struct regmap_config regmap_config = {
+static struct regmap_config is31fl3196_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
- .max_register = IS31FL319X_REG_CNT,
+ .max_register = IS31FL3196_REG_CNT,
.cache_type = REGCACHE_FLAT,
.readable_reg = is31fl319x_readable_reg,
- .volatile_reg = is31fl319x_volatile_reg,
- .reg_defaults = is31fl319x_reg_defaults,
- .num_reg_defaults = ARRAY_SIZE(is31fl319x_reg_defaults),
+ .volatile_reg = is31fl3196_volatile_reg,
+ .reg_defaults = is31fl3196_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(is31fl3196_reg_defaults),
};
-static inline int is31fl319x_microamp_to_cs(struct device *dev, u32 microamp)
+static inline int is31fl3196_microamp_to_cs(struct device *dev, u32 microamp)
{ /* round down to nearest supported value (range check done by caller) */
- u32 step = microamp / IS31FL319X_CURRENT_STEP;
+ u32 step = microamp / IS31FL3196_CURRENT_uA_STEP;
- return ((IS31FL319X_CONFIG2_CS_STEP_REF - step) &
- IS31FL319X_CONFIG2_CS_MASK) <<
- IS31FL319X_CONFIG2_CS_SHIFT; /* CS encoding */
+ return ((IS31FL3196_CONFIG2_CS_STEP_REF - step) &
+ IS31FL3196_CONFIG2_CS_MASK) <<
+ IS31FL3196_CONFIG2_CS_SHIFT; /* CS encoding */
}
-static inline int is31fl319x_db_to_gain(u32 dezibel)
+static inline int is31fl3196_db_to_gain(u32 dezibel)
{ /* round down to nearest supported value (range check done by caller) */
- return dezibel / IS31FL319X_AUDIO_GAIN_DB_STEP;
+ return dezibel / IS31FL3196_AUDIO_GAIN_DB_STEP;
}
static int is31fl319x_probe(struct i2c_client *client,
@@ -343,7 +343,7 @@ static int is31fl319x_probe(struct i2c_client *client,
struct device *dev = &client->dev;
int err;
int i = 0;
- u32 aggregated_led_microamp = IS31FL319X_CURRENT_MAX;
+ u32 aggregated_led_microamp = IS31FL3196_CURRENT_uA_MAX;
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
return -EIO;
@@ -365,7 +365,7 @@ static int is31fl319x_probe(struct i2c_client *client,
}
is31->client = client;
- is31->regmap = devm_regmap_init_i2c(client, &regmap_config);
+ is31->regmap = devm_regmap_init_i2c(client, &is31fl3196_regmap_config);
if (IS_ERR(is31->regmap)) {
dev_err(&client->dev, "failed to allocate register map\n");
err = PTR_ERR(is31->regmap);
@@ -375,7 +375,7 @@ static int is31fl319x_probe(struct i2c_client *client,
i2c_set_clientdata(client, is31);
/* check for write-reply from chip (we can't read any registers) */
- err = regmap_write(is31->regmap, IS31FL319X_RESET, 0x00);
+ err = regmap_write(is31->regmap, IS31FL3196_RESET, 0x00);
if (err < 0) {
dev_err(&client->dev, "no response from chip write: err = %d\n",
err);
@@ -393,9 +393,9 @@ static int is31fl319x_probe(struct i2c_client *client,
is31->leds[i].max_microamp < aggregated_led_microamp)
aggregated_led_microamp = is31->leds[i].max_microamp;
- regmap_write(is31->regmap, IS31FL319X_CONFIG2,
- is31fl319x_microamp_to_cs(dev, aggregated_led_microamp) |
- is31fl319x_db_to_gain(is31->audio_gain_db));
+ regmap_write(is31->regmap, IS31FL3196_CONFIG2,
+ is31fl3196_microamp_to_cs(dev, aggregated_led_microamp) |
+ is31fl3196_db_to_gain(is31->audio_gain_db));
for (i = 0; i < is31->cdef->num_leds; i++) {
struct is31fl319x_led *led = &is31->leds[i];
@@ -404,7 +404,7 @@ static int is31fl319x_probe(struct i2c_client *client,
continue;
led->chip = is31;
- led->cdev.brightness_set_blocking = is31fl319x_brightness_set;
+ led->cdev.brightness_set_blocking = is31fl3196_brightness_set;
err = devm_led_classdev_register(&client->dev, &led->cdev);
if (err < 0)
generated by cgit v1.2.3 (git 2.39.0) at 2025-03-03 01:00:35 +0300