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authorStephen Warren <swarren@nvidia.com>2012-04-26 20:18:52 +0400
committerLinus Walleij <linus.walleij@linaro.org>2012-04-27 01:07:14 +0400
commit02ae6da28fb7aa31d8bf1972c99e83c58b684198 (patch)
treec8641b8e9417f7493edc9c8dc94587d15b24495d /include/linux/pinctrl
parentfde04f419a230fb7f7dc018a9deca6f5d431831e (diff)
downloadlinux-02ae6da28fb7aa31d8bf1972c99e83c58b684198.tar.xz
pinctrl: add kerneldoc for pinctrl_ops device tree functions
Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'include/linux/pinctrl')
-rw-r--r--include/linux/pinctrl/pinctrl.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/pinctrl/pinctrl.h b/include/linux/pinctrl/pinctrl.h
index c22d0409d2ef..3b894a668d32 100644
--- a/include/linux/pinctrl/pinctrl.h
+++ b/include/linux/pinctrl/pinctrl.h
@@ -72,6 +72,15 @@ struct pinctrl_gpio_range {
* group selector @pins, and the size of the array in @num_pins
* @pin_dbg_show: optional debugfs display hook that will provide per-device
* info for a certain pin in debugfs
+ * @dt_node_to_map: parse a device tree "pin configuration node", and create
+ * mapping table entries for it. These are returned through the @map and
+ * @num_maps output parameters. This function is optional, and may be
+ * omitted for pinctrl drivers that do not support device tree.
+ * @dt_free_map: free mapping table entries created via @dt_node_to_map. The
+ * top-level @map pointer must be freed, along with any dynamically
+ * allocated members of the mapping table entries themselves. This
+ * function is optional, and may be omitted for pinctrl drivers that do
+ * not support device tree.
*/
struct pinctrl_ops {
int (*get_groups_count) (struct pinctrl_dev *pctldev);