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Diffstat (limited to 'Documentation/devicetree/bindings/gpio')
| -rw-r--r-- | Documentation/devicetree/bindings/gpio/gpio.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/gpio.txt b/Documentation/devicetree/bindings/gpio/gpio.txt index bccb862398db..802402f6cc5d 100644 --- a/Documentation/devicetree/bindings/gpio/gpio.txt +++ b/Documentation/devicetree/bindings/gpio/gpio.txt @@ -80,6 +80,8 @@ Optional standard bitfield specifiers for the last cell: https://en.wikipedia.org/wiki/Single-ended_triode - Bit 2: 0 means open-source, 1 means open drain, see: https://en.wikipedia.org/wiki/Open_collector +- Bit 3: 0 means the output should be maintained during sleep/low-power mode + 1 means the output state can be lost during sleep/low-power mode 1.1) GPIO specifier best practices ---------------------------------- |