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From: "Stanley Chang[昌育德]" <stanley_chang@realtek.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Cc: Vinod Koul <vkoul@kernel.org>,
	Kishon Vijay Abraham I <kishon@kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Alan Stern <stern@rowland.harvard.edu>,
	Ray Chi <raychi@google.com>, Matthias Kaehlcke <mka@chromium.org>,
	Douglas Anderson <dianders@chromium.org>,
	Michael Grzeschik <m.grzeschik@pengutronix.de>,
	Mathias Nyman <mathias.nyman@linux.intel.com>,
	Flavio Suligoi <f.suligoi@asem.it>,
	"linux-phy@lists.infradead.org" <linux-phy@lists.infradead.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>
Subject: RE: [PATCH v3 4/5] dt-bindings: phy: realtek: Add the doc about the Realtek SoC USB 2.0 PHY
Date: Thu, 8 Jun 2023 09:27:25 +0000	[thread overview]
Message-ID: <d515bfed030d4499b16050d492e1ec23@realtek.com> (raw)
In-Reply-To: <b941c06f-7f7d-1364-a7f5-be5905112cac@linaro.org>

> > I only control a register, it is not needed a driver of power domain.
> 
> Aren't many power domains just a registers? What about other drivers?
> Don't you want in other driver control LDO of something else? And in other
> something else?

I will use power domain to instead this.

> > Would "port" be more appropriate?
> >
> > For example,
> > Using phy@0 and phy@1:
> >     usb_port1_usb2phy: usb-phy@13c14 {
> >         compatible = "realtek,rtd1395-usb2phy", "realtek,usb2phy";
> >         reg = <0x132c4 0x4>, <0x31280 0x8>;
> >         #address-cells = <1>;
> >         #size-cells = <0>;
> >         #phy-cells = <0>;
> >         realtek,usb-ctrl = <&usb_ctrl>;
> >
> >         phy@0 {
> >             reg = <0>;
> 
> So such child is a NAK... you have nothing here. But it's unrelated topic.
Here is for simple, so some items ignore.

> >         };
> >         phy@1 {
> >             reg = <1>;
> >         };
> >     };
> >
> > Change: port@0 and port@1
> >     usb_port1_usb2phy: usb-phy@13c14 {
> >         compatible = "realtek,rtd1395-usb2phy", "realtek,usb2phy";
> >         reg = <0x132c4 0x4>, <0x31280 0x8>;
> >         #address-cells = <1>;
> >         #size-cells = <0>;
> >         #phy-cells = <0>;
> >         realtek,usb-ctrl = <&usb_ctrl>;
> >
> >         prot@0 {
> >             reg = <0>;
> >         };
> >         port@1 {
> >             reg = <1>;
> >         };
> >     };
> 
> This is not the answer. This is the provider. How do you reference it from the
> consumer.


> Upstream your entire DTS. It's frustrating to try to understand your DTS from
> pieces of information you are sharing. Also very time consuming and you are
> not the only one sending patches for review...

Sorry to take up a lot of your time.
Apparently I don't know enough about dts.
I will reference more device tree document to understand the relating between DTS and hardware.

Thanks,
Stanley

  reply	other threads:[~2023-06-08  9:28 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-07  6:24 [PATCH v3 1/5] usb: phy: add usb phy notify port status API Stanley Chang
2023-06-07  6:24 ` [PATCH v3 2/5] phy: realtek: usb: Add driver for the Realtek SoC USB 2.0 PHY Stanley Chang
2023-06-07 11:26   ` kernel test robot
2023-06-07 11:54   ` Krzysztof Kozlowski
2023-06-08  6:59     ` Stanley Chang[昌育德]
2023-06-08  7:00       ` Krzysztof Kozlowski
2023-06-08  7:15       ` Krzysztof Kozlowski
2023-06-07 17:31   ` kernel test robot
2023-06-08  2:18     ` Stanley Chang[昌育德]
2023-06-08  6:55       ` Krzysztof Kozlowski
2023-06-08  7:07         ` Stanley Chang[昌育德]
2023-06-07  6:24 ` [PATCH v3 3/5] phy: realtek: usb: Add driver for the Realtek SoC USB 3.0 PHY Stanley Chang
2023-06-07 11:52   ` Krzysztof Kozlowski
2023-06-08  6:59     ` Stanley Chang[昌育德]
2023-06-08  7:21       ` Krzysztof Kozlowski
2023-06-08  7:40         ` Stanley Chang[昌育德]
2023-06-08  1:35   ` kernel test robot
2023-06-08  2:18     ` Stanley Chang[昌育德]
2023-06-07  6:24 ` [PATCH v3 4/5] dt-bindings: phy: realtek: Add the doc about the Realtek SoC USB 2.0 PHY Stanley Chang
2023-06-07 12:04   ` Krzysztof Kozlowski
2023-06-08  7:24     ` Stanley Chang[昌育德]
2023-06-08  7:49       ` Krzysztof Kozlowski
2023-06-08  8:21         ` Stanley Chang[昌育德]
2023-06-08  8:28           ` Krzysztof Kozlowski
2023-06-08  9:27             ` Stanley Chang[昌育德] [this message]
2023-06-08  7:47     ` Stanley Chang[昌育德]
2023-06-08  7:51       ` Krzysztof Kozlowski
2023-06-08  8:01         ` Stanley Chang[昌育德]
2023-06-07  6:24 ` [PATCH v3 5/5] dt-bindings: phy: realtek: Add the doc about the Realtek SoC USB 3.0 PHY Stanley Chang
2023-06-07 12:08   ` Krzysztof Kozlowski
2023-06-08  7:32     ` Stanley Chang[昌育德]
2023-06-08  7:50       ` Krzysztof Kozlowski
2023-06-08  8:00         ` Stanley Chang[昌育德]

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