diff options
Diffstat (limited to 'target/linux/sunxi/patches-4.4/140-reset-add-of_reset_control_get_by_index.patch')
-rw-r--r-- | target/linux/sunxi/patches-4.4/140-reset-add-of_reset_control_get_by_index.patch | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/target/linux/sunxi/patches-4.4/140-reset-add-of_reset_control_get_by_index.patch b/target/linux/sunxi/patches-4.4/140-reset-add-of_reset_control_get_by_index.patch deleted file mode 100644 index c7e0e2bf64..0000000000 --- a/target/linux/sunxi/patches-4.4/140-reset-add-of_reset_control_get_by_index.patch +++ /dev/null @@ -1,109 +0,0 @@ -From b4faa163a7ebae9faab5d0aefe70143e3379178b Mon Sep 17 00:00:00 2001 -From: Vince Hsu <vinceh@nvidia.com> -Date: Mon, 13 Jul 2015 13:39:39 +0100 -Subject: [PATCH] reset: add of_reset_control_get_by_index() - -Add of_reset_control_get_by_index() to allow the drivers to get reset -device without knowing its name. - -Signed-off-by: Vince Hsu <vinceh@nvidia.com> -[jonathanh@nvidia.com: Updated stub function to return -ENOTSUPP instead - of -ENOSYS which should only be used for system calls.] -Signed-off-by: Jon Hunter <jonathanh@nvidia.com> -Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> ---- - drivers/reset/core.c | 40 +++++++++++++++++++++++++++++----------- - include/linux/reset.h | 9 +++++++++ - 2 files changed, 38 insertions(+), 11 deletions(-) - ---- a/drivers/reset/core.c -+++ b/drivers/reset/core.c -@@ -141,27 +141,24 @@ int reset_control_status(struct reset_co - EXPORT_SYMBOL_GPL(reset_control_status); - - /** -- * of_reset_control_get - Lookup and obtain a reference to a reset controller. -+ * of_reset_control_get_by_index - Lookup and obtain a reference to a reset -+ * controller by index. - * @node: device to be reset by the controller -- * @id: reset line name -- * -- * Returns a struct reset_control or IS_ERR() condition containing errno. -+ * @index: index of the reset controller - * -- * Use of id names is optional. -+ * This is to be used to perform a list of resets for a device or power domain -+ * in whatever order. Returns a struct reset_control or IS_ERR() condition -+ * containing errno. - */ --struct reset_control *of_reset_control_get(struct device_node *node, -- const char *id) -+struct reset_control *of_reset_control_get_by_index(struct device_node *node, -+ int index) - { - struct reset_control *rstc = ERR_PTR(-EPROBE_DEFER); - struct reset_controller_dev *r, *rcdev; - struct of_phandle_args args; -- int index = 0; - int rstc_id; - int ret; - -- if (id) -- index = of_property_match_string(node, -- "reset-names", id); - ret = of_parse_phandle_with_args(node, "resets", "#reset-cells", - index, &args); - if (ret) -@@ -202,6 +199,27 @@ struct reset_control *of_reset_control_g - - return rstc; - } -+EXPORT_SYMBOL_GPL(of_reset_control_get_by_index); -+ -+/** -+ * of_reset_control_get - Lookup and obtain a reference to a reset controller. -+ * @node: device to be reset by the controller -+ * @id: reset line name -+ * -+ * Returns a struct reset_control or IS_ERR() condition containing errno. -+ * -+ * Use of id names is optional. -+ */ -+struct reset_control *of_reset_control_get(struct device_node *node, -+ const char *id) -+{ -+ int index = 0; -+ -+ if (id) -+ index = of_property_match_string(node, -+ "reset-names", id); -+ return of_reset_control_get_by_index(node, index); -+} - EXPORT_SYMBOL_GPL(of_reset_control_get); - - /** ---- a/include/linux/reset.h -+++ b/include/linux/reset.h -@@ -38,6 +38,9 @@ static inline struct reset_control *devm - struct reset_control *of_reset_control_get(struct device_node *node, - const char *id); - -+struct reset_control *of_reset_control_get_by_index( -+ struct device_node *node, int index); -+ - #else - - static inline int reset_control_reset(struct reset_control *rstc) -@@ -106,6 +109,12 @@ static inline struct reset_control *of_r - return ERR_PTR(-ENOSYS); - } - -+static inline struct reset_control *of_reset_control_get_by_index( -+ struct device_node *node, int index) -+{ -+ return ERR_PTR(-ENOTSUPP); -+} -+ - #endif /* CONFIG_RESET_CONTROLLER */ - - #endif |