Check platform data to discover the appropriate settings for the PMIC's
WLED registers and set them during probe.
Signed-off-by: Daniel Scally <dan.scally@xxxxxxxxxxxxxxxx>
---
drivers/leds/leds-tps68470.c | 51 ++++++++++++++++++++++++++++++++++++
1 file changed, 51 insertions(+)
diff --git a/drivers/leds/leds-tps68470.c b/drivers/leds/leds-tps68470.c
index 35aeb5db89c8..d2060fe4259d 100644
--- a/drivers/leds/leds-tps68470.c
+++ b/drivers/leds/leds-tps68470.c
@@ -11,6 +11,7 @@
#include <linux/leds.h>
#include <linux/mfd/tps68470.h>
#include <linux/module.h>
+#include <linux/platform_data/tps68470.h>
#include <linux/platform_device.h>
#include <linux/property.h>
#include <linux/regmap.h>
@@ -113,6 +114,52 @@ static int tps68470_ledb_current_init(struct platform_device *pdev,
return ret;
}
+static int tps68470_leds_init(struct tps68470_device *tps68470)
+{
+ struct tps68470_led_platform_data *pdata = tps68470->dev->platform_data;
+ int ret;
+
+ if (!pdata)
+ return 0;
+
+ ret = regmap_write(tps68470->regmap, TPS68470_REG_ILEDCTL, pdata->iledctl_ctrlb);
+ if (ret)
+ return dev_err_probe(tps68470->dev, ret, "failed to set ILED CTRLB\n");
+
+ ret = regmap_write(tps68470->regmap, TPS68470_REG_WLEDMAXF,
+ pdata->wledmaxf & TPS68470_WLEDMAXF_MAX_CUR_MASK);
+ if (ret)
+ return dev_err_probe(tps68470->dev, ret, "failed to set WLEDMAXF\n");
+
+ ret = regmap_write(tps68470->regmap, TPS68470_REG_WLEDTO, pdata->wledto);
+ if (ret)
+ return dev_err_probe(tps68470->dev, ret, "failed to set WLEDTO\n");
+
+ ret = regmap_write(tps68470->regmap, TPS68470_REG_WLEDC1,
+ pdata->wledc1 & TPS68470_WLEDC_ILED_MASK);
+ if (ret)
+ return dev_err_probe(tps68470->dev, ret, "failed to set WLEDC1\n");
+
+ ret = regmap_write(tps68470->regmap, TPS68470_REG_WLEDC2,
+ pdata->wledc2 & TPS68470_WLEDC_ILED_MASK);
+ if (ret)
+ return dev_err_probe(tps68470->dev, ret, "failed to set WLEDC2\n");
+
+ ret = regmap_update_bits(tps68470->regmap, TPS68470_REG_WLEDCTL,
+ TPS68470_WLED_DISLED1,
+ pdata->wledctl_disled1 ? TPS68470_WLED_DISLED1 : 0);
+ if (ret)
+ return dev_err_probe(tps68470->dev, ret, "failed to set DISLED1\n");
+
+ ret = regmap_update_bits(tps68470->regmap, TPS68470_REG_WLEDCTL,
+ TPS68470_WLED_DISLED2,
+ pdata->wledctl_disled2 ? TPS68470_WLED_DISLED2 : 0);
+ if (ret)
+ dev_err_probe(tps68470->dev, ret, "failed to set DISLED2\n");
+
+ return 0;
+}
+
static int tps68470_leds_probe(struct platform_device *pdev)
{
int i = 0;
@@ -160,6 +207,10 @@ static int tps68470_leds_probe(struct platform_device *pdev)
}
}
+ ret = tps68470_leds_init(tps68470);
+ if (ret)
+ goto err_exit;
+
err_exit:
if (ret) {
for (i = 0; i < TPS68470_NUM_LEDS; i++) {
--
2.34.1
