From: Rob Herring <robh@kernel.org>
To: Biwen Li <biwen.li@nxp.com>
Cc: peda@axentia.se, leoyang.li@nxp.com, mark.rutland@arm.com,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org
Subject: Re: [v2,2/2] dt-bindings: i2c-mux-pca954x: Add optional property i2c-mux-never-disable
Date: Fri, 11 Oct 2019 09:44:45 -0500 [thread overview]
Message-ID: <20191011144445.GA2340@bogus> (raw)
In-Reply-To: <20190930032503.44425-2-biwen.li@nxp.com>
On Mon, Sep 30, 2019 at 11:25:03AM +0800, Biwen Li wrote:
> The patch adds an optional property i2c-mux-never-disable
>
> Signed-off-by: Biwen Li <biwen.li@nxp.com>
> ---
> Change in v2:
> - update documentation
>
> Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt
> index 30ac6a60f041..71b73d0fdb62 100644
> --- a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt
> +++ b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt
> @@ -34,6 +34,7 @@ Optional Properties:
> - first cell is the pin number
> - second cell is used to specify flags.
> See also Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
> + - i2c-mux-never-disable: always forces mux to be enabled.
Either needs to have a vendor prefix or be documented as a common
property.
IIRC, we already have a property for mux default state which seems like
that would cover this unless you need to leave it in different states.
Rob
next prev parent reply other threads:[~2019-10-11 14:44 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-30 3:25 [v2,1/2] i2c: pca954x: Add property to skip disabling PCA954x MUX device Biwen Li
2019-09-30 3:25 ` [v2,2/2] dt-bindings: i2c-mux-pca954x: Add optional property i2c-mux-never-disable Biwen Li
2019-10-11 14:44 ` Rob Herring [this message]
2019-10-14 3:21 ` [EXT] " Biwen Li
2019-10-14 4:16 ` Biwen Li
2019-10-14 7:06 ` Peter Rosin
2019-10-14 7:26 ` Biwen Li
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