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Diffstat (limited to 'Documentation/pinctrl.txt')
| -rw-r--r-- | Documentation/pinctrl.txt | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/Documentation/pinctrl.txt b/Documentation/pinctrl.txt index 3ee24759be0..c5948c7d662 100644 --- a/Documentation/pinctrl.txt +++ b/Documentation/pinctrl.txt @@ -203,15 +203,8 @@ using a certain resistor value - pull up and pull down - so that the pin has a stable value when nothing is driving the rail it is connected to, or when it's unconnected. -Pin configuration can be programmed either using the explicit APIs described -immediately below, or by adding configuration entries into the mapping table; -see section "Board/machine configuration" below. - -For example, a platform may do the following to pull up a pin to VDD: - -#include <linux/pinctrl/consumer.h> - -ret = pin_config_set("foo-dev", "FOO_GPIO_PIN", PLATFORM_X_PULL_UP); +Pin configuration can be programmed by adding configuration entries into the +mapping table; see section "Board/machine configuration" below. The format and meaning of the configuration parameter, PLATFORM_X_PULL_UP above, is entirely defined by the pin controller driver. |