Commit ca379784 authored by Charles Keepax's avatar Charles Keepax Committed by Linus Walleij

gpio: of: Add documentation of new sleep standard GPIO specifiers

Add documentation of new GPIO specifiers indicating if the state of an
output pin should be maintained during sleep/low-power mode.
Signed-off-by: default avatarCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: default avatarLaxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 27a49ed1
...@@ -80,6 +80,8 @@ Optional standard bitfield specifiers for the last cell: ...@@ -80,6 +80,8 @@ Optional standard bitfield specifiers for the last cell:
https://en.wikipedia.org/wiki/Single-ended_triode https://en.wikipedia.org/wiki/Single-ended_triode
- Bit 2: 0 means open-source, 1 means open drain, see: - Bit 2: 0 means open-source, 1 means open drain, see:
https://en.wikipedia.org/wiki/Open_collector 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 1.1) GPIO specifier best practices
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