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: [v3,1/2] dt-bindings: i2c: support property idle-state
Date: Thu, 17 Oct 2019 09:54:31 -0500 [thread overview]
Message-ID: <20191017145431.GA30799@bogus> (raw)
In-Reply-To: <20191016040920.8511-1-biwen.li@nxp.com>
On Wed, Oct 16, 2019 at 12:09:19PM +0800, Biwen Li wrote:
> This supports property idle-state
The subject should indicate this is just for pca954x.
>
> Signed-off-by: Biwen Li <biwen.li@nxp.com>
> ---
> Change in v3:
> - update subject and description
> - add some information for property idle-state
>
> Change in v2:
> - update subject and description
> - add property idle-state
>
> Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt
> index 30ac6a60f041..7abda506b828 100644
> --- a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt
> +++ b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.txt
> @@ -25,6 +25,8 @@ Required Properties:
> Optional Properties:
>
> - reset-gpios: Reference to the GPIO connected to the reset input.
> + - idle-state: if present, overrides i2c-mux-idle-disconnect,
> + Please refer to Documentation/devicetree/bindings/mux/mux-controller.txt
> - i2c-mux-idle-disconnect: Boolean; if defined, forces mux to disconnect all
> children in idle state. This is necessary for example, if there are several
> multiplexers on the bus and the devices behind them use same I2C addresses.
> --
> 2.17.1
>
next prev parent reply other threads:[~2019-10-17 14:54 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-16 4:09 [v3,1/2] dt-bindings: i2c: support property idle-state Biwen Li
2019-10-16 4:09 ` [v3,2/2] i2c: mux: pca954x: " Biwen Li
2019-10-17 15:40 ` Peter Rosin
2019-10-21 7:40 ` [EXT] " Biwen Li
2019-10-17 14:54 ` Rob Herring [this message]
2019-10-17 15:38 ` [v3,1/2] dt-bindings: i2c: " Peter Rosin
2019-10-17 16:45 ` Rob Herring
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