pinctrl: Enable "power-source" to be extracted from DT files

Add "power-source" property to generic options used for DT parsing files.
This  enables drivers, which use generic pin configurations, to get the
value passed to this property.

Signed-off-by: Ivan T. Ivanov <iivanov@mm-sol.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
index 4414163..fa40a17 100644 (file)
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
@@ -156,6 +156,7 @@ input-disable               - disable input on pin (no effect on output)
 input-schmitt-enable   - enable schmitt-trigger mode
 input-schmitt-disable  - disable schmitt-trigger mode
 input-debounce         - debounce mode with debound time X
+power-source           - select between different power supplies
 low-power-enable       - enable low power mode
 low-power-disable      - disable low power mode
 output-low             - set the pin to output mode with low level

diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index 2457ca9..29ff77f 100644 (file)
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -166,6 +166,7 @@ static struct pinconf_generic_dt_params dt_params[] = {
        { "input-schmitt-enable", PIN_CONFIG_INPUT_SCHMITT_ENABLE, 1 },
        { "input-schmitt-disable", PIN_CONFIG_INPUT_SCHMITT_ENABLE, 0 },
        { "input-debounce", PIN_CONFIG_INPUT_DEBOUNCE, 0 },
+       { "power-source", PIN_CONFIG_POWER_SOURCE, 0 },
        { "low-power-enable", PIN_CONFIG_LOW_POWER_MODE, 1 },
        { "low-power-disable", PIN_CONFIG_LOW_POWER_MODE, 0 },
        { "output-low", PIN_CONFIG_OUTPUT, 0, },