linux-kernel - Re: Aw: Re: [PATCH v5 5/5] arm64: dts: rockchip: Add PCIe v3 nodes to BPI-R2-Pro

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Message-ID: <ee6dc940-8b90-1f57-28b7-6de8e3483027@linaro.org>
Date:   Sat, 27 Aug 2022 11:56:10 +0300
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Frank Wunderlich <frank-w@...lic-files.de>
Cc:     Frank Wunderlich <linux@...web.de>,
        linux-rockchip@...ts.infradead.org,
        Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Yifeng Zhao <yifeng.zhao@...k-chips.com>,
        Johan Jonker <jbx6244@...il.com>,
        Peter Geis <pgwipeout@...il.com>,
        Simon Xue <xxm@...k-chips.com>, Liang Chen <cl@...k-chips.com>,
        Shawn Lin <shawn.lin@...k-chips.com>,
        linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: Aw: Re: [PATCH v5 5/5] arm64: dts: rockchip: Add PCIe v3 nodes to
 BPI-R2-Pro

On 27/08/2022 11:50, Frank Wunderlich wrote:
> Hi
> 
>> Gesendet: Freitag, 26. August 2022 um 08:50 Uhr
>> Von: "Krzysztof Kozlowski" <krzysztof.kozlowski@...aro.org>
>> On 25/08/2022 22:38, Frank Wunderlich wrote:
>>> From: Frank Wunderlich <frank-w@...lic-files.de>
> 
>>> diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
>>> index 93d383b8be87..40b90c052634 100644
>>> --- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
>>> +++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
>>> @@ -86,6 +86,66 @@ vcc5v0_sys: vcc5v0-sys {
>>>  		vin-supply = <&dc_12v>;
>>>  	};
>>>
>>> +	pcie30_avdd0v9: pcie30-avdd0v9 {
>>
>> Use consistent naming, so if other nodes have "regulator" suffix, use it
>> here as well.
> 
> only these 3 new have the suffix:
> 
> vcc3v3_pi6c_05: vcc3v3-pi6c-05-regulator
> vcc3v3_minipcie: vcc3v3-minipcie-regulator
> vcc3v3_ngff: vcc3v3-ngff-regulator
> 
> so i would drop it there...
> 
> so i end up with (including existing ones to compare):
> 
> vcc3v3_sys: vcc3v3-sys
> vcc5v0_sys: vcc5v0-sys
> pcie30_avdd0v9: pcie30-avdd0v9
> pcie30_avdd1v8: pcie30-avdd1v8
> vcc3v3_pi6c_05: vcc3v3-pi6c-05
> vcc3v3_minipcie: vcc3v3-minipcie
> vcc3v3_ngff: vcc3v3-ngff
> vcc5v0_usb: vcc5v0_usb
> vcc5v0_usb_host: vcc5v0-usb-host
> vcc5v0_usb_otg: vcc5v0-usb-otg
> 
> is this ok?
> 
> maybe swap avdd* and pcie30 part to have voltage in front of function.
> 

I prefer all of them have regulator suffix. I think reasonable is also
to rename the old ones and then add new ones with suffix.


Best regards,
Krzysztof