From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Qbiqv/+I" Received: from mail-lj1-x233.google.com (mail-lj1-x233.google.com [IPv6:2a00:1450:4864:20::233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0191BBE for ; Mon, 11 Dec 2023 14:41:39 -0800 (PST) Received: by mail-lj1-x233.google.com with SMTP id 38308e7fff4ca-2c9ea37ac87so69564401fa.3 for ; Mon, 11 Dec 2023 14:41:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1702334497; x=1702939297; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=ldqLGWfHHdvbUwKD1GyxpafQvpBsS3H8c08fLjicOiU=; b=Qbiqv/+IupOTeE9ngsNYNd/iI+7mKR8rfdJfLat1DgxtJrvYDgbXLPNASKRkrRiyBF vCJzXOxUl72dtOWCRMNgqJc1rW/nUCcHtjmmW8zzR4pY0g1jZblQgaHwlkqG4PdkWtjl 7Uqxv3J0vt3kVWs+yJvMHaBb5vXtWPXy5xNnNFXAcTK8JqdSjOJU/fz5KKaKsOKBasE8 0wHOHcEBub9+aQMLNd0Cyb4R0jGgAII/KomyYTdgHu8Ty5Tq0hfcVIXhlzEvhk6QDVYX 6kxC0ypaq6FCELBn+hTBplQHxNIZVpbUh/DLXXEjRTtY50ctFPYgkKWupHwUOTMoj8gy X1jA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702334497; x=1702939297; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=ldqLGWfHHdvbUwKD1GyxpafQvpBsS3H8c08fLjicOiU=; b=LLT+zvVsCg0W4AIehhDrNt6vQCYy+eWQyriYNdMEkUmWhzVeJBsWUEQQ9ssYe2vR7x i05JICb2vVg1/+iYhDb9W8IMO+6ty9dmRUkfP7nTm5eQjG4ygn1UM/cCIjB5iuxxj9ag LWkeD4dcL1nKEZiW6M9mhVuE+ezY1JJyHIRS0qiWNc358qCR9COr6r/y5yzp5jvy23yw AZH4YdV1G3xTPlmqTibH+Ovqlw5Fzs4F3c82B+J7RNaW43qukSnGRauiAbCmVy6xPdWD OyoGdfNWHG4iWxJsn16x2RyRpviXHLyWQFbvipRAS0U2OwqrOTYv3RBK3HmY1PuTpfBs mNGA== X-Gm-Message-State: AOJu0Yx0UqEj4cgdHyliFPnU+jEBMiTXCKzYt2hJjzbQnXFQaLQ5Yz0T 9rNlY9ljRrc7SzxVg2jg0pQ= X-Google-Smtp-Source: AGHT+IEAUjiQrbLH951RbveT3Oi7fI/Sd7N26JwWkank7zmfs/ErliOwEHVDevGgCD7UIjjsORySjQ== X-Received: by 2002:a05:651c:10d1:b0:2c9:fe01:700b with SMTP id l17-20020a05651c10d100b002c9fe01700bmr1716736ljn.105.1702334496903; Mon, 11 Dec 2023 14:41:36 -0800 (PST) Received: from [10.0.0.11] ([89.35.145.100]) by smtp.googlemail.com with ESMTPSA id e12-20020a05651c150c00b002cb20f0e145sm1378451ljf.81.2023.12.11.14.41.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 11 Dec 2023 14:41:36 -0800 (PST) Message-ID: <5b285fdd-9d69-400c-978f-234665fca73e@gmail.com> Date: Mon, 11 Dec 2023 23:41:35 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] ARM: dts: nxp: imx7d-pico: add cpu-supply nodes To: Shawn Guo Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, Fabio Estevam , Sascha Hauer References: <20231117232352.101713-1-lech.perczak@gmail.com> <20231206013247.GY236001@dragon> Content-Language: en-GB From: Lech Perczak In-Reply-To: <20231206013247.GY236001@dragon> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit W dniu 2023-12-06 o 02:32, Shawn Guo pisze: > On Sat, Nov 18, 2023 at 12:23:52AM +0100, Lech Perczak wrote: >> The PICO-IMX7D SoM has the usual power supply configuration using >> output sw1a of PF3000 PMIC, which was defined in downstream derivative >> of linux-imx (see link) in the sources for "Android Things" devkit. >> It is required to support CPU frequency scaling. >> >> Map the respective "cpu-supply" nodes of each core to sw1a of the PMIC. >> >> Enabling them causes cpufreq-dt, and imx-thermal drivers to probe >> successfully, and CPU frequency scaling to function. >> >> Link: https://android.googlesource.com/platform/hardware/bsp/kernel/nxp/imx-v4.1/+/o-iot-preview-5/arch/arm/boot/dts/imx7d-pico.dtsi#849 >> >> Cc: Fabio Estevam >> Cc: Shawn Guo >> Cc: Sascha Hauer >> >> Signed-off-by: Lech Perczak > Applied, thanks! Hi Shawn, Do you think this could be backported to stable later? OpenWrt and Debian could then pick this change up - I have a pull request open in OpenWrt backporting this. -- Pozdrawiam/With kind regards, Lech Perczak