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devicetree: fix DT_GPIO_CTLR docstring

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This returns a node identifier, not a label.

Signed-off-by: Martí Bolívar <marti.bolivar@nordicsemi.no>
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Martí Bolívar 2021-01-15 16:49:01 -08:00 • committed by Kumar Gala
commit 877924cd23
1 changed files with 2 additions and 1 deletions
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include/devicetree/gpio.h
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@ -58,7 +58,8 @@ extern "C" {
* @param node_id node identifier
* @param gpio_pha lowercase-and-underscores GPIO property with
* type "phandle-array"
* @return the label property of the node referenced at index 0
* @return a node identifier for the gpio controller at index 0
* in "gpio_pha"
* @see DT_GPIO_CTLR_BY_IDX()
*/
#define DT_GPIO_CTLR(node_id, gpio_pha) \