linux-kernel - Re: [PATCH 2/3] devicetree: phy: rockchip-emmc: Document changed strobe-pulldown property

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Date: Tue, 26 Mar 2024 19:34:54 +0000
From: Conor Dooley <conor@...nel.org>
To: dev@...ker-schwesinger.de
Cc: Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Heiko Stuebner <heiko@...ech.de>,
	Chris Ruehl <chris.ruehl@...ys.com.hk>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Christopher Obbard <chris.obbard@...labora.com>,
	Alban Browaeys <alban.browaeys@...il.com>,
	Doug Anderson <dianders@...omium.org>,
	Brian Norris <briannorris@...omium.org>,
	Jensen Huang <jensenhuang@...endlyarm.com>,
	linux-phy@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org
Subject: Re: [PATCH 2/3] devicetree: phy: rockchip-emmc: Document changed
 strobe-pulldown property

On Tue, Mar 26, 2024 at 07:54:36PM +0100, Folker Schwesinger via B4 Relay wrote:
> From: Folker Schwesinger <dev@...ker-schwesinger.de>

The prefix is "dt-bindings" not "devicetree" FYI.

> 
> Document the changes regarding the optional strobe-pulldown property.
> These changes are necessary as the default behavior of the driver was
> restored to the Rockchip kernel behavior of enabling the internal
> pulldown by default.

I don't think this is a valid justification, but it'll be easier for me
to explain this on the driver patch.

Thanks,
Conor.

> 
> Fixes: f34e43f12382 ("devicetree: phy: rockchip-emmc: pulldown property")
> Signed-off-by: Folker Schwesinger <dev@...ker-schwesinger.de>
> ---
>  Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
> index 57d28c0d5696..10c05437f7ab 100644
> --- a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
> +++ b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt
> @@ -16,8 +16,8 @@ Optional properties:
>   - drive-impedance-ohm: Specifies the drive impedance in Ohm.
>                          Possible values are 33, 40, 50, 66 and 100.
>                          If not set, the default value of 50 will be applied.
> - - rockchip,enable-strobe-pulldown: Enable internal pull-down for the strobe
> -                                    line.  If not set, pull-down is not used.
> + - rockchip,disable-strobe-pulldown: Disable internal pull-down for the strobe
> +                                     line.  If not set, pull-down is used.
>   - rockchip,output-tapdelay-select: Specifies the phyctrl_otapdlysec register.
>                                      If not set, the register defaults to 0x4.
>                                      Maximum value 0xf.
> 
> -- 
> 2.44.0
> 
> 

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