Messages in this thread | | | From | Linus Walleij <> | Date | Fri, 27 Jan 2023 13:57:57 +0100 | Subject | Re: [PATCH 1/3] gpio: dt-bindings: add new property to wd,mbl-gpio bindings |
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Hi Niall,
thanks for your patch!
On Thu, Jan 26, 2023 at 11:18 AM Niall Leonard via B4 Submission Endpoint <devnull+nl250060.ncr.com@kernel.org> wrote:
> Optional properties: > - no-output: GPIOs are read-only. > + - no-input: GPIOs are write-only. Read is via a shadow register.
"Shadow register" is unclear technical lingo.
Just write "GPIO output registers are write-only"
DT bindings are OS neutral, the fact that Linux and other OS:es need to cache ("shadow") this value is an implementation detail.
Yours, Linus Walleij
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