gpiolib: of: remove [devm_]gpiod_get_from_of_node() APIs

Now that everyone is using [devm_]fwnode_gpiod_get[_index]() APIs,
remove OF-specific [devm_]gpiod_get_from_of_node().
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

drivers/gpio/gpiolib-devres.c

@@ -129,61 +129,6 @@ struct gpio_desc *__must_check devm_gpiod_get_index(struct device *dev,
 }
 EXPORT_SYMBOL_GPL(devm_gpiod_get_index);
 
-/**
- * devm_gpiod_get_from_of_node() - obtain a GPIO from an OF node
- * @dev:	device for lifecycle management
- * @node:	handle of the OF node
- * @propname:	name of the DT property representing the GPIO
- * @index:	index of the GPIO to obtain for the consumer
- * @dflags:	GPIO initialization flags
- * @label:	label to attach to the requested GPIO
- *
- * Returns:
- * On successful request the GPIO pin is configured in accordance with
- * provided @dflags.
- *
- * In case of error an ERR_PTR() is returned.
- */
-struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev,
-					      const struct device_node *node,
-					      const char *propname, int index,
-					      enum gpiod_flags dflags,
-					      const char *label)
-{
-	struct gpio_desc **dr;
-	struct gpio_desc *desc;
-
-	desc = gpiod_get_from_of_node(node, propname, index, dflags, label);
-	if (IS_ERR(desc))
-		return desc;
-
-	/*
-	 * For non-exclusive GPIO descriptors, check if this descriptor is
-	 * already under resource management by this device.
-	 */
-	if (dflags & GPIOD_FLAGS_BIT_NONEXCLUSIVE) {
-		struct devres *dres;
-
-		dres = devres_find(dev, devm_gpiod_release,
-				   devm_gpiod_match, &desc);
-		if (dres)
-			return desc;
-	}
-
-	dr = devres_alloc(devm_gpiod_release, sizeof(struct gpio_desc *),
-			  GFP_KERNEL);
-	if (!dr) {
-		gpiod_put(desc);
-		return ERR_PTR(-ENOMEM);
-	}
-
-	*dr = desc;
-	devres_add(dev, dr);
-
-	return desc;
-}
-EXPORT_SYMBOL_GPL(devm_gpiod_get_from_of_node);
-
 /**
  * devm_fwnode_gpiod_get_index - get a GPIO descriptor from a given node
  * @dev:	GPIO consumer

drivers/gpio/gpiolib-of.c

@@ -418,52 +418,6 @@ static unsigned long of_convert_gpio_flags(enum of_gpio_flags flags)
 	return lflags;
 }
 
-/**
- * gpiod_get_from_of_node() - obtain a GPIO from an OF node
- * @node:	handle of the OF node
- * @propname:	name of the DT property representing the GPIO
- * @index:	index of the GPIO to obtain for the consumer
- * @dflags:	GPIO initialization flags
- * @label:	label to attach to the requested GPIO
- *
- * Returns:
- * On successful request the GPIO pin is configured in accordance with
- * provided @dflags.
- *
- * In case of error an ERR_PTR() is returned.
- */
-struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node,
-					 const char *propname, int index,
-					 enum gpiod_flags dflags,
-					 const char *label)
-{
-	unsigned long lflags;
-	struct gpio_desc *desc;
-	enum of_gpio_flags of_flags;
-	int ret;
-
-	desc = of_get_named_gpiod_flags(node, propname, index, &of_flags);
-	if (!desc || IS_ERR(desc))
-		return desc;
-
-	ret = gpiod_request(desc, label);
-	if (ret == -EBUSY && (dflags & GPIOD_FLAGS_BIT_NONEXCLUSIVE))
-		return desc;
-	if (ret)
-		return ERR_PTR(ret);
-
-	lflags = of_convert_gpio_flags(of_flags);
-
-	ret = gpiod_configure_flags(desc, propname, lflags, dflags);
-	if (ret < 0) {
-		gpiod_put(desc);
-		return ERR_PTR(ret);
-	}
-
-	return desc;
-}
-EXPORT_SYMBOL_GPL(gpiod_get_from_of_node);
-
 static struct gpio_desc *of_find_gpio_rename(struct device_node *np,
 					     const char *con_id,
 					     unsigned int idx,

include/linux/gpio/consumer.h

@@ -581,54 +581,6 @@ struct gpio_desc *devm_fwnode_gpiod_get(struct device *dev,
 					   flags, label);
 }
 
-#if IS_ENABLED(CONFIG_GPIOLIB) && IS_ENABLED(CONFIG_OF_GPIO)
-struct device_node;
-
-struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node,
-					 const char *propname, int index,
-					 enum gpiod_flags dflags,
-					 const char *label);
-
-#else  /* CONFIG_GPIOLIB && CONFIG_OF_GPIO */
-
-struct device_node;
-
-static inline
-struct gpio_desc *gpiod_get_from_of_node(const struct device_node *node,
-					 const char *propname, int index,
-					 enum gpiod_flags dflags,
-					 const char *label)
-{
-	return ERR_PTR(-ENOSYS);
-}
-
-#endif /* CONFIG_GPIOLIB && CONFIG_OF_GPIO */
-
-#ifdef CONFIG_GPIOLIB
-struct device_node;
-
-struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev,
-					      const struct device_node *node,
-					      const char *propname, int index,
-					      enum gpiod_flags dflags,
-					      const char *label);
-
-#else  /* CONFIG_GPIOLIB */
-
-struct device_node;
-
-static inline
-struct gpio_desc *devm_gpiod_get_from_of_node(struct device *dev,
-					      const struct device_node *node,
-					      const char *propname, int index,
-					      enum gpiod_flags dflags,
-					      const char *label)
-{
-	return ERR_PTR(-ENOSYS);
-}
-
-#endif /* CONFIG_GPIOLIB */
-
 struct acpi_gpio_params {
 	unsigned int crs_entry_index;
 	unsigned int line_index;