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* [PATCH 1/6] regulator: helpers: Add regmap set_soft_start helper
@ 2017-03-21 14:45 Charles Keepax
       [not found] ` <1490107539-23995-1-git-send-email-ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
                   ` (2 more replies)
  0 siblings, 3 replies; 11+ messages in thread
From: Charles Keepax @ 2017-03-21 14:45 UTC (permalink / raw)
  To: broonie-DgEjT+Ai2ygdnm+yROfE0A
  Cc: lgirdwood-Re5JQEeQqe8AvxtiuMwx3w,
	lee.jones-QSEj5FYQhm4dnm+yROfE0A, robh+dt-DgEjT+Ai2ygdnm+yROfE0A,
	mark.rutland-5wv7dgnIgG8, devicetree-u79uwXL29TY76Z2rM5mHXA,
	alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw,
	patches-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E

Add a helper function regulator_set_soft_start_regmap to allow regmap
based regulators to easily enable soft start.

Signed-off-by: Charles Keepax <ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
---
 drivers/regulator/helpers.c      | 18 ++++++++++++++++++
 include/linux/regulator/driver.h |  4 ++++
 2 files changed, 22 insertions(+)

diff --git a/drivers/regulator/helpers.c b/drivers/regulator/helpers.c
index 379cdac..a75e7da 100644
--- a/drivers/regulator/helpers.c
+++ b/drivers/regulator/helpers.c
@@ -446,6 +446,24 @@ int regulator_set_bypass_regmap(struct regulator_dev *rdev, bool enable)
 EXPORT_SYMBOL_GPL(regulator_set_bypass_regmap);
 
 /**
+ * regulator_set_soft_start_regmap - Default set_soft_start() using regmap
+ *
+ * @rdev: device to operate on.
+ */
+int regulator_set_soft_start_regmap(struct regulator_dev *rdev)
+{
+	unsigned int val;
+
+	val = rdev->desc->soft_start_val_on;
+	if (!val)
+		val = rdev->desc->soft_start_mask;
+
+	return regmap_update_bits(rdev->regmap, rdev->desc->soft_start_reg,
+				  rdev->desc->soft_start_mask, val);
+}
+EXPORT_SYMBOL_GPL(regulator_set_soft_start_regmap);
+
+/**
  * regulator_get_bypass_regmap - Default get_bypass() using regmap
  *
  * @rdev: device to operate on.
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index dac8e7b1..7e2e70d 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -345,6 +345,9 @@ struct regulator_desc {
 	unsigned int active_discharge_off;
 	unsigned int active_discharge_mask;
 	unsigned int active_discharge_reg;
+	unsigned int soft_start_reg;
+	unsigned int soft_start_mask;
+	unsigned int soft_start_val_on;
 
 	unsigned int enable_time;
 
@@ -476,6 +479,7 @@ int regulator_set_voltage_time_sel(struct regulator_dev *rdev,
 				   unsigned int new_selector);
 int regulator_set_bypass_regmap(struct regulator_dev *rdev, bool enable);
 int regulator_get_bypass_regmap(struct regulator_dev *rdev, bool *enable);
+int regulator_set_soft_start_regmap(struct regulator_dev *rdev);
 
 int regulator_set_active_discharge_regmap(struct regulator_dev *rdev,
 					  bool enable);
-- 
2.1.4

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^ permalink raw reply related	[flat|nested] 11+ messages in thread

end of thread, other threads:[~2017-03-24 17:59 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-03-21 14:45 [PATCH 1/6] regulator: helpers: Add regmap set_soft_start helper Charles Keepax
     [not found] ` <1490107539-23995-1-git-send-email-ckeepax-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
2017-03-21 14:45   ` [PATCH 2/6] regulator: helpers: Add regmap set_pull_down helper Charles Keepax
2017-03-24 17:59     ` kbuild test robot
2017-03-21 14:45   ` [PATCH 3/6] regulator: arizona-micbias: Add regulator driver for Arizona micbiases Charles Keepax
2017-03-21 14:45   ` [PATCH 4/6] regulator: arizona-micbias: Add description of micbias binding Charles Keepax
2017-03-24 16:27     ` Rob Herring
2017-03-21 14:45   ` [PATCH 5/6] mfd: arizona: Add support for new micbias regulators Charles Keepax
2017-03-24  9:42     ` Lee Jones
2017-03-22 12:57   ` [PATCH 1/6] regulator: helpers: Add regmap set_soft_start helper Charles Keepax
2017-03-21 14:45 ` [PATCH 6/6] ASoC: arizona: Add support for new micbias regulators Charles Keepax
2017-03-24 16:19 ` [PATCH 1/6] regulator: helpers: Add regmap set_soft_start helper kbuild test robot

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