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="bUYFjHII" Received: from mail-wm1-x331.google.com (mail-wm1-x331.google.com [IPv6:2a00:1450:4864:20::331]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ABE91FA for ; Tue, 5 Dec 2023 00:45:48 -0800 (PST) Received: by mail-wm1-x331.google.com with SMTP id 5b1f17b1804b1-40c09fcfa9fso23303285e9.2 for ; Tue, 05 Dec 2023 00:45:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1701765947; x=1702370747; 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=foy1E6jPkvjBjLRqorRNUVjsBOmiv4lrJD7Tk5mocv0=; b=bUYFjHIIZi0GkC7/nWFI7aQottt3//WACwDKHlNhWCeVr4H/Gq0rwglEQmhXbg3vHX oqZMpqFvA6xy7qpagjQMZrXe018FtU2HDSvoHyIkVrcj91Y0NEDxD0wnKNaw8RlU2q0D xfqCAWGRSTTHhWaRDUSxsZHb8i8akdqn2q58ggngNHvCI7CpALYiJlrmHNjrSABmtjW2 pcRY9GyxLkUhTWSFZP0Va5wFmc2Ikr1b+aDlko3qRrO2ELeX2oCKnDQrXHjFfs5Kcf5T nKzS+57aMzE7EKlztRsAabr7vafxPMe6pBv6GNtB0jSJNWb1UJYNIwOqA4dP+dUgmCCC xarw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701765947; x=1702370747; 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=foy1E6jPkvjBjLRqorRNUVjsBOmiv4lrJD7Tk5mocv0=; b=JcEdarOTylAoGf7IdhfNdj3PSZSyhexrUD2xEvbhcLafX2l/9DSD8sagSiQXtGXvut te5aXj1G0CCSjqJPThuTZCGc3xNOlmmfPpO6jVnsCtSZEpoHaqWVCWQ8qMWlDJqGTBlu Fn6Sco9jX98MXheTIghaZgkMu+Zo6BYVsLZxTWhejKf2O9h71v+izhdDVbC90EDFa+rK ILKR1GPjquUc8+5BkPpHj1OGcioaycB0j2p4M3UQkHfvCyqc5/v1fGJOHTFM9RuBd7lk y3LfpkVfD31KmuvbBqBXZQrbtOlGCt3on1GjbnPhamlvykXmlFOpiDZ4decA+kMrkgLP 9xXA== X-Gm-Message-State: AOJu0Yx8rz6ngYR4iqqXdDJ5YIHTGM5BBTXu9m86NTm6K6dhhmBUFNeH WV2ofL2uLWnrTsoVdtcYU2egpQ== X-Google-Smtp-Source: AGHT+IFQg1DbA6yWhFZ/AhXeebw/bFd2Epl0OcuGC7gqaWr0PAe4JZIbtV9Fr4uV6uR5h1hz2QYrbA== X-Received: by 2002:a05:600c:5489:b0:40b:5e1c:2f9e with SMTP id iv9-20020a05600c548900b0040b5e1c2f9emr1525955wmb.46.1701765947129; Tue, 05 Dec 2023 00:45:47 -0800 (PST) Received: from [192.168.1.20] ([178.197.218.27]) by smtp.gmail.com with ESMTPSA id fs16-20020a05600c3f9000b0040b48690c49sm17828305wmb.6.2023.12.05.00.45.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 05 Dec 2023 00:45:46 -0800 (PST) Message-ID: <27f2e3a3-0791-4278-adb2-55ed76820a3a@linaro.org> Date: Tue, 5 Dec 2023 09:45:44 +0100 Precedence: bulk X-Mailing-List: linux-omap@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC 01/10] dt-bindings: gpu: Add PowerVR Series5 SGX GPUs Content-Language: en-US To: Tony Lindgren Cc: Andrew Davis , Frank Binns , Donald Robson , Matt Coster , "H . Nikolaus Schaller" , Adam Ford , Ivaylo Dimitrov , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , =?UTF-8?Q?Beno=C3=AEt_Cousson?= , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Paul Cercueil , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-omap@vger.kernel.org, linux-mips@vger.kernel.org References: <20231204182245.33683-1-afd@ti.com> <20231204182245.33683-2-afd@ti.com> <20231205075657.GN5169@atomide.com> <20231205081031.GO5169@atomide.com> <20231205083001.GP5169@atomide.com> 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: <20231205083001.GP5169@atomide.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 05/12/2023 09:30, Tony Lindgren wrote: > * Krzysztof Kozlowski [231205 08:16]: >> On 05/12/2023 09:10, Tony Lindgren wrote: >>> * Krzysztof Kozlowski [231205 08:03]: >>>> What does runtime PM have to do with it? If runtime PM enables clocks, >>>> these are real signals and not optional. >>> >>> Runtime PM propagates to the parent device. >> >> Then it is not really relevant to the hardware talk here, unless you put >> this device clocks in parent node, but then it's just wrong hardware >> description. > > No it's not. The interconnect target module may have one or more separate Interconnects are not parents of devices, so I still don't get why do you bring it here. > devices with the same shared clocks. See for example the am3 usb module that > has usb controllers, phys and dma at target-module@47400000 in am33xx.dtsi. There is no interconnect-cells there, so why do we talk about interconnect here? > > Sure the clock nodes can be there for the child IP, but they won't do > anything. And still need to be managed separately by the device driver if > added. So if OS does not have runtime PM, the bindings are wrong? Bindings should not depend on some particular feature of some particular OS. Best regards, Krzysztof