Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <2961d892-609c-c0bf-e9c1-c54306f608c7@linaro.org>
Date:   Sat, 9 Apr 2022 15:23:15 +0200
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101
 Thunderbird/91.7.0
Subject: Re: [PATCH 07/18] MIPS: DTS: jz4780: fix otg node as reported by
 dtbscheck
Content-Language: en-US
To:     "H. Nikolaus Schaller" <hns@goldelico.com>,
        Paul Cercueil <paul@crapouillou.net>
Cc:     Rob Herring <robh+dt@kernel.org>,
        Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
        linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
        linux-mips@vger.kernel.org, letux-kernel@openphoenux.org
References: <cover.1649443080.git.hns@goldelico.com>
 <298162bfa2e7225ccc753865e1ffa39ce2722b2a.1649443080.git.hns@goldelico.com>
 <bd19b6eb-d53a-b665-749d-46c275c85ccc@linaro.org>
 <3XN2AR.4ZAYNTAI4XBT3@crapouillou.net>
 <36C96109-0A56-4ACF-ACD1-367DAD9E3A47@goldelico.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <36C96109-0A56-4ACF-ACD1-367DAD9E3A47@goldelico.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: bulk

On 09/04/2022 15:18, H. Nikolaus Schaller wrote:
hould have a specific compatible.
>>> Please mention why it does not.
>>
>> Agreed. The "snps,dwc2" should be a fallback string, otherwise there is no way to uniquely identify the JZ4780 implementation of the IP.
> 
> Well, there is no specifc implementation and driver for it. So no need to uniquely identify it.

Specific implementation and driver are not arguments here. This does not
matter. It's really unrelated argument.

Bindings are not about implementation in Linux. Implementation can
change, so bindings should also?


Best regards,
Krzysztof