Merge tag 'mfd-fixes-4.9.1' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD fixes from Lee Jones:
 "Received a copule of last minute fixes for v4.9.

  The patches from Viresh are fixing issues displayed in KernelCI"

* tag 'mfd-fixes-4.9.1' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd:
  mfd: wm8994-core: Don't use managed regulator bulk get API
  mfd: wm8994-core: Disable regulators before removing them
  mfd: syscon: Support native-endian regmaps

2 files changed, 15 insertions, 5 deletions

diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c
index 2f2225e845ef..b93fe4c4957a 100644
--- a/drivers/mfd/syscon.c
+++ b/drivers/mfd/syscon.c
@@ -73,8 +73,10 @@ static struct syscon *of_syscon_register(struct device_node *np)
 	/* Parse the device's DT node for an endianness specification */
 	if (of_property_read_bool(np, "big-endian"))
 		syscon_config.val_format_endian = REGMAP_ENDIAN_BIG;
-	 else if (of_property_read_bool(np, "little-endian"))
+	else if (of_property_read_bool(np, "little-endian"))
 		syscon_config.val_format_endian = REGMAP_ENDIAN_LITTLE;
+	else if (of_property_read_bool(np, "native-endian"))
+		syscon_config.val_format_endian = REGMAP_ENDIAN_NATIVE;
 
 	/*
 	 * search for reg-io-width property in DT. If it is not provided,
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index 7eec619a6023..8588dbad3301 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -393,8 +393,13 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq)
 		BUG();
 		goto err;
 	}
-		
-	ret = devm_regulator_bulk_get(wm8994->dev, wm8994->num_supplies,
+
+	/*
+	 * Can't use devres helper here as some of the supplies are provided by
+	 * wm8994->dev's children (regulators) and those regulators are
+	 * unregistered by the devres core before the supplies are freed.
+	 */
+	ret = regulator_bulk_get(wm8994->dev, wm8994->num_supplies,
 				 wm8994->supplies);
 	if (ret != 0) {
 		dev_err(wm8994->dev, "Failed to get supplies: %d\n", ret);
@@ -405,7 +410,7 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq)
 				    wm8994->supplies);
 	if (ret != 0) {
 		dev_err(wm8994->dev, "Failed to enable supplies: %d\n", ret);
-		goto err;
+		goto err_regulator_free;
 	}
 
 	ret = wm8994_reg_read(wm8994, WM8994_SOFTWARE_RESET);
@@ -596,6 +601,8 @@ err_irq:
 err_enable:
 	regulator_bulk_disable(wm8994->num_supplies,
 			       wm8994->supplies);
+err_regulator_free:
+	regulator_bulk_free(wm8994->num_supplies, wm8994->supplies);
 err:
 	mfd_remove_devices(wm8994->dev);
 	return ret;
@@ -604,10 +611,11 @@ err:
 static void wm8994_device_exit(struct wm8994 *wm8994)
 {
 	pm_runtime_disable(wm8994->dev);
-	mfd_remove_devices(wm8994->dev);
 	wm8994_irq_exit(wm8994);
 	regulator_bulk_disable(wm8994->num_supplies,
 			       wm8994->supplies);
+	regulator_bulk_free(wm8994->num_supplies, wm8994->supplies);
+	mfd_remove_devices(wm8994->dev);
 }
 
 static const struct of_device_id wm8994_of_match[] = {