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drivers: gpio: add combined drive strength flags and mask

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Introduce combined GPIO drive strength flags for GPIO controllers only
supporting either default or alternative drive strength regardless if
the pin is driven to a high or a low level.

Fixes: #30329

Signed-off-by: Henrik Brix Andersen <hebad@vestas.com>
This commit is contained in:
Henrik Brix Andersen 2021-11-07 21:56:20 +01:00 • committed by Christopher Friedt
commit 2e8cc9f9b0
9 changed files with 26 additions and 13 deletions
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13
include/drivers/gpio.h
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@ -259,6 +259,19 @@ extern "C" {
* use the default drive strength.
*/
#define GPIO_DS_ALT_HIGH (0x1U << GPIO_DS_HIGH_POS)
/** Combined default drive strength.
*/
#define GPIO_DS_DFLT (GPIO_DS_DFLT_LOW | GPIO_DS_DFLT_HIGH)
/** Combined alternative drive strength.
*/
#define GPIO_DS_ALT (GPIO_DS_ALT_LOW | GPIO_DS_ALT_HIGH)
/** @cond INTERNAL_HIDDEN */
#define GPIO_DS_MASK (GPIO_DS_LOW_MASK | GPIO_DS_HIGH_MASK)
/** @endcond */
/** @} */
/** @cond INTERNAL_HIDDEN */