diff mbox

[1/7] pinctrl: pinconf-generic: add drive strength parameter

Message ID 1357681398-23956-2-git-send-email-maxime.ripard@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Maxime Ripard Jan. 8, 2013, 9:43 p.m. UTC 
Some pin configurations IP allows to set the current output to the pin.
This patch adds such a parameter to the pinconf-generic mechanism.

This parameter takes as argument the drive strength in mA.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 include/linux/pinctrl/pinconf-generic.h |    3 +++
 1 file changed, 3 insertions(+)

Comments

Linus Walleij Jan. 18, 2013, 3:16 p.m. UTC | #1 
On Tue, Jan 8, 2013 at 10:43 PM, Maxime Ripard
<maxime.ripard@free-electrons.com> wrote:

> Some pin configurations IP allows to set the current output to the pin.
> This patch adds such a parameter to the pinconf-generic mechanism.
>
> This parameter takes as argument the drive strength in mA.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

Patch applied!

Thanks,
Linus Walleij
diff mbox

Patch

diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h
index 47a1bdd..c533789 100644
--- a/include/linux/pinctrl/pinconf-generic.h
+++ b/include/linux/pinctrl/pinconf-generic.h
@@ -46,6 +46,8 @@ 
  * @PIN_CONFIG_DRIVE_OPEN_SOURCE: the pin will be driven with open source
  *	(open emitter). Sending this config will enabale open drain mode, the
  *	argument is ignored.
+ * @PIN_CONFIG_DRIVE_STRENGTH: the pin will output the current passed as
+ * 	argument. The argument is in mA.
  * @PIN_CONFIG_INPUT_SCHMITT_DISABLE: disable schmitt-trigger mode on the pin.
  * @PIN_CONFIG_INPUT_SCHMITT: this will configure an input pin to run in
  *	schmitt-trigger mode. If the schmitt-trigger has adjustable hysteresis,
@@ -74,6 +76,7 @@  enum pin_config_param {
 	PIN_CONFIG_DRIVE_PUSH_PULL,
 	PIN_CONFIG_DRIVE_OPEN_DRAIN,
 	PIN_CONFIG_DRIVE_OPEN_SOURCE,
+	PIN_CONFIG_DRIVE_STRENGTH,
 	PIN_CONFIG_INPUT_SCHMITT_DISABLE,
 	PIN_CONFIG_INPUT_SCHMITT,
 	PIN_CONFIG_INPUT_DEBOUNCE,