From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="SXyfvvCT" Received: from mail-ej1-x62a.google.com (mail-ej1-x62a.google.com [IPv6:2a00:1450:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E4ED310D3 for ; Thu, 23 Nov 2023 23:57:49 -0800 (PST) Received: by mail-ej1-x62a.google.com with SMTP id a640c23a62f3a-9fa2714e828so216713066b.1 for ; Thu, 23 Nov 2023 23:57:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1700812668; x=1701417468; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=FzE7mRENdLHC52cj5OrLy4S5FuvRYLj1lRgGEqKnTVc=; b=SXyfvvCThAzzRe9DxiTETQf/5v10nj3hRtJnPzQgx1HEk0f6bIX7RC5N+xYcRqhRIh BkFPYE5p2kGyFM8iQHAsNTn9lWBhr/mgHoV3QGq47EaLWDaopezp690ktkEEsOwpDbDE mo29vXihJ9aMVEwe9akvL+5sGRTBSNpi7djboDzlvuOYJBkOES3W9XAdHjoTQZ45JrOB yLCsFufDXqIugZ9ZqloLaPNZhWnQ/Pxi3mkyioK3axau7BGhfw7oeoVDNn93IBCofmDZ Hp7NbzACIVb9EkPoYHeO/ggUOf2ZqK1XY9Wz7mqRsc97u1cRL7wK0nrx4nAqGJ2Wm6Ce T7cg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700812668; x=1701417468; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=FzE7mRENdLHC52cj5OrLy4S5FuvRYLj1lRgGEqKnTVc=; b=AtZ+cuiobGJqln+SutsRFB5WOToTEjrozUu29QBCn4mVumiA3FYuoOzL/x8EtxWivX ikFkRQ+rYkK5olN2NO3VQW8XZ5OvcPlSV5E4X9CsGvI7W3meP1a/0cAmzEic8fH4DeMA S4+FKOmCa9788ql0QODWBy8jcKkoucTy7T2ih4LZEXShQQ8lTlLto5EWulhNvCH0tcVF WxwGj6ba0q+bBNPJoHa8hNIkTSwAn/SGV4sM9sfIVh9TQvmLqxC+rhhziTo3MMwj9rdm IZMwkmR+oPRiQ6Aa968X+MwI1l44daK/6zBi5VqyBt6PCI2eoVDC+5BOeKjYMMZwtTRi PQhg== X-Gm-Message-State: AOJu0YxO6hF01j+hSzrr6+OeQwj6rZEGa6+x/S9wNWai8gnSEdHyRJOT DPCU5tk1nkJ1vDpoPfQLzXmUEA== X-Google-Smtp-Source: AGHT+IEpswcRtTdhGch0exVvPbOgk2/rQmWFgtyQ6i4JRwkukMiiz2c0xDe8cFnI3Lme54QcHHtg2Q== X-Received: by 2002:a17:907:bc7:b0:9e1:a5eb:8cb4 with SMTP id ez7-20020a1709070bc700b009e1a5eb8cb4mr1091023ejc.58.1700812668352; Thu, 23 Nov 2023 23:57:48 -0800 (PST) Received: from [192.168.1.20] ([178.197.218.100]) by smtp.gmail.com with ESMTPSA id hg12-20020a1709072ccc00b009fe1dd221a3sm1761600ejc.92.2023.11.23.23.57.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 23 Nov 2023 23:57:47 -0800 (PST) Message-ID: Date: Fri, 24 Nov 2023 08:57:45 +0100 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC WIP 1/2] dt-bindings: net: rockchip-dwmac: add rockchip,phy-wol property Content-Language: en-US To: Javier Carrasco , Conor Dooley Cc: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , David Wu , Alexandre Torgue , Jose Abreu , Maxime Coquelin , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com References: <20231123-dwmac-rk_phy_wol-v1-0-bf4e718081b9@wolfvision.net> <20231123-dwmac-rk_phy_wol-v1-1-bf4e718081b9@wolfvision.net> <20231123-operable-frustrate-6c71ab0dafbf@spud> <73080fc7-d655-48f2-bd59-a5e171d12e19@wolfvision.net> From: Krzysztof Kozlowski Autocrypt: addr=krzysztof.kozlowski@linaro.org; keydata= xsFNBFVDQq4BEAC6KeLOfFsAvFMBsrCrJ2bCalhPv5+KQF2PS2+iwZI8BpRZoV+Bd5kWvN79 cFgcqTTuNHjAvxtUG8pQgGTHAObYs6xeYJtjUH0ZX6ndJ33FJYf5V3yXqqjcZ30FgHzJCFUu JMp7PSyMPzpUXfU12yfcRYVEMQrmplNZssmYhiTeVicuOOypWugZKVLGNm0IweVCaZ/DJDIH gNbpvVwjcKYrx85m9cBVEBUGaQP6AT7qlVCkrf50v8bofSIyVa2xmubbAwwFA1oxoOusjPIE J3iadrwpFvsZjF5uHAKS+7wHLoW9hVzOnLbX6ajk5Hf8Pb1m+VH/E8bPBNNYKkfTtypTDUCj NYcd27tjnXfG+SDs/EXNUAIRefCyvaRG7oRYF3Ec+2RgQDRnmmjCjoQNbFrJvJkFHlPeHaeS BosGY+XWKydnmsfY7SSnjAzLUGAFhLd/XDVpb1Een2XucPpKvt9ORF+48gy12FA5GduRLhQU vK4tU7ojoem/G23PcowM1CwPurC8sAVsQb9KmwTGh7rVz3ks3w/zfGBy3+WmLg++C2Wct6nM Pd8/6CBVjEWqD06/RjI2AnjIq5fSEH/BIfXXfC68nMp9BZoy3So4ZsbOlBmtAPvMYX6U8VwD TNeBxJu5Ex0Izf1NV9CzC3nNaFUYOY8KfN01X5SExAoVTr09ewARAQABzTRLcnp5c3p0b2Yg S296bG93c2tpIDxrcnp5c3p0b2Yua296bG93c2tpQGxpbmFyby5vcmc+wsGUBBMBCgA+FiEE m9B+DgxR+NWWd7dUG5NDfTtBYpsFAmI+BxMCGwMFCRRfreEFCwkIBwIGFQoJCAsCBBYCAwEC HgECF4AACgkQG5NDfTtBYptgbhAAjAGunRoOTduBeC7V6GGOQMYIT5n3OuDSzG1oZyM4kyvO XeodvvYv49/ng473E8ZFhXfrre+c1olbr1A8pnz9vKVQs9JGVa6wwr/6ddH7/yvcaCQnHRPK mnXyP2BViBlyDWQ71UC3N12YCoHE2cVmfrn4JeyK/gHCvcW3hUW4i5rMd5M5WZAeiJj3rvYh v8WMKDJOtZFXxwaYGbvFJNDdvdTHc2x2fGaWwmXMJn2xs1ZyFAeHQvrp49mS6PBQZzcx0XL5 cU9ZjhzOZDn6Apv45/C/lUJvPc3lo/pr5cmlOvPq1AsP6/xRXsEFX/SdvdxJ8w9KtGaxdJuf rpzLQ8Ht+H0lY2On1duYhmro8WglOypHy+TusYrDEry2qDNlc/bApQKtd9uqyDZ+rx8bGxyY qBP6bvsQx5YACI4p8R0J43tSqWwJTP/R5oPRQW2O1Ye1DEcdeyzZfifrQz58aoZrVQq+innR aDwu8qDB5UgmMQ7cjDSeAQABdghq7pqrA4P8lkA7qTG+aw8Z21OoAyZdUNm8NWJoQy8m4nUP gmeeQPRc0vjp5JkYPgTqwf08cluqO6vQuYL2YmwVBIbO7cE7LNGkPDA3RYMu+zPY9UUi/ln5 dcKuEStFZ5eqVyqVoZ9eu3RTCGIXAHe1NcfcMT9HT0DPp3+ieTxFx6RjY3kYTGLOwU0EVUNc NAEQAM2StBhJERQvgPcbCzjokShn0cRA4q2SvCOvOXD+0KapXMRFE+/PZeDyfv4dEKuCqeh0 hihSHlaxTzg3TcqUu54w2xYskG8Fq5tg3gm4kh1Gvh1LijIXX99ABA8eHxOGmLPRIBkXHqJY oHtCvPc6sYKNM9xbp6I4yF56xVLmHGJ61KaWKf5KKWYgA9kfHufbja7qR0c6H79LIsiYqf92 H1HNq1WlQpu/fh4/XAAaV1axHFt/dY/2kU05tLMj8GjeQDz1fHas7augL4argt4e+jum3Nwt yupodQBxncKAUbzwKcDrPqUFmfRbJ7ARw8491xQHZDsP82JRj4cOJX32sBg8nO2N5OsFJOcd 5IE9v6qfllkZDAh1Rb1h6DFYq9dcdPAHl4zOj9EHq99/CpyccOh7SrtWDNFFknCmLpowhct9 5ZnlavBrDbOV0W47gO33WkXMFI4il4y1+Bv89979rVYn8aBohEgET41SpyQz7fMkcaZU+ok/ +HYjC/qfDxT7tjKXqBQEscVODaFicsUkjheOD4BfWEcVUqa+XdUEciwG/SgNyxBZepj41oVq FPSVE+Ni2tNrW/e16b8mgXNngHSnbsr6pAIXZH3qFW+4TKPMGZ2rZ6zITrMip+12jgw4mGjy 5y06JZvA02rZT2k9aa7i9dUUFggaanI09jNGbRA/ABEBAAHCwXwEGAEKACYCGwwWIQSb0H4O DFH41ZZ3t1Qbk0N9O0FimwUCYDzvagUJFF+UtgAKCRAbk0N9O0Fim9JzD/0auoGtUu4mgnna oEEpQEOjgT7l9TVuO3Qa/SeH+E0m55y5Fjpp6ZToc481za3xAcxK/BtIX5Wn1mQ6+szfrJQ6 59y2io437BeuWIRjQniSxHz1kgtFECiV30yHRgOoQlzUea7FgsnuWdstgfWi6LxstswEzxLZ Sj1EqpXYZE4uLjh6dW292sO+j4LEqPYr53hyV4I2LPmptPE9Rb9yCTAbSUlzgjiyyjuXhcwM qf3lzsm02y7Ooq+ERVKiJzlvLd9tSe4jRx6Z6LMXhB21fa5DGs/tHAcUF35hSJrvMJzPT/+u /oVmYDFZkbLlqs2XpWaVCo2jv8+iHxZZ9FL7F6AHFzqEFdqGnJQqmEApiRqH6b4jRBOgJ+cY qc+rJggwMQcJL9F+oDm3wX47nr6jIsEB5ZftdybIzpMZ5V9v45lUwmdnMrSzZVgC4jRGXzsU EViBQt2CopXtHtYfPAO5nAkIvKSNp3jmGxZw4aTc5xoAZBLo0OV+Ezo71pg3AYvq0a3/oGRG KQ06ztUMRrj8eVtpImjsWCd0bDWRaaR4vqhCHvAG9iWXZu4qh3ipie2Y0oSJygcZT7H3UZxq fyYKiqEmRuqsvv6dcbblD8ZLkz1EVZL6djImH5zc5x8qpVxlA0A0i23v5QvN00m6G9NFF0Le D2GYIS41Kv4Isx2dEFh+/Q== In-Reply-To: <73080fc7-d655-48f2-bd59-a5e171d12e19@wolfvision.net> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 23/11/2023 20:36, Javier Carrasco wrote: > On 23.11.23 18:20, Conor Dooley wrote: >> On Thu, Nov 23, 2023 at 01:14:13PM +0100, Javier Carrasco wrote: >>> This property defines if PHY WOL is preferred. If it is not defined, MAC >>> WOL will be preferred instead. >>> >>> Signed-off-by: Javier Carrasco >>> --- >>> Documentation/devicetree/bindings/net/rockchip-dwmac.yaml | 6 ++++++ >>> 1 file changed, 6 insertions(+) >>> >>> diff --git a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml >>> index 70bbc4220e2a..fc4b02a5a375 100644 >>> --- a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml >>> +++ b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml >>> @@ -91,6 +91,12 @@ properties: >>> The phandle of the syscon node for the peripheral general register file. >>> $ref: /schemas/types.yaml#/definitions/phandle >>> >>> + rockchip,phy-wol: >>> + type: boolean >>> + description: >>> + If present, indicates that PHY WOL is preferred. MAC WOL is preferred >>> + otherwise. >> >> Although I suspect this isn't, it sounds like software policy. What >> attribute of the hardware determines which is preferred? > > Maybe the word "preferred" set off a red flag. The description is taken > from the mediatek,mac-wol, which is used to set the same flag with > inverted logic (I could invert my logic to call mine rockchip,mac-wol > and use a description without "preferences"). > > This property is used to enable the PHY WOL in case the MAC is powered > off in suspend mode, so it cannot provide WOL. This is done by a PMIC as > defined in the device tree and that should not be something the software > could tweak. I wonder if generic wakeup-source property could not be used. WOL is a bit different because it allows to actually turn on the computer, but otherwise it is also a wake-up. Best regards, Krzysztof