From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f45.google.com (mail-wm1-f45.google.com [209.85.128.45]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B6BFA257845 for ; Thu, 11 Sep 2025 18:46:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.45 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757616368; cv=none; b=r0IzAZbKubbsgPh9kMILC/FejoC9RgPhrEZSe4WP1+cYXIV6Zs0Jiki3XrteZtxEoUU2FT5km26Cqzd0Sis8LD2c3cQej+huqJxRG+RgxFU6xUpoLq0m9G1WTwj3XFy3I94J6j9jNJk9g2ETRXDdgewDApbKji9jIMJATJrcdzk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757616368; c=relaxed/simple; bh=45rVoyKHZDL7i67H3mSqnI9i+I5wrDeHw68fg9kOaTI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=M2ELuMJm6gBLN59REjQRHlj2Xht8N3fnPtte9kGGxhJkFLE4rxjjcxXTEEoasVOl7A54TzM6NKZQSvVSMWnyS8JsMee/QJF6/ZJoteDMCGsAJY0O6z2xe+oXGXmMaE9J2Ut+pYZqgeU9xzOdfG95DHJ7/8q53lzYayLzJuZPUYE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=OF5L+wa2; arc=none smtp.client-ip=209.85.128.45 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="OF5L+wa2" Received: by mail-wm1-f45.google.com with SMTP id 5b1f17b1804b1-45cb6180b60so7749325e9.0 for ; Thu, 11 Sep 2025 11:46:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1757616365; x=1758221165; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=iLnSFY5/QAndl78OHoWYd50tPooQqwlEKZC1g+O6M5s=; b=OF5L+wa2AE6tm8HnmNwOKrBf4CuVRJpfUuiT3JwnlNxrFZ1siCsoFTXl5rwIPICOPk SoUtC8/frI9fQ3yxzX313nkHqbWtt/QmG2Vu8vWDjaaKjmLhrioEnO3SWPlB4i1aGe53 jslm6Pgj9SSoHS/CGmRYhoHJBS9WqWWEhtY6vk5j2W8S4CbLfI5YLIZ9+cd3rSBVnudT FnYagJS7/NxVLaUwHvG7EkZMqpv8F3qbvZejDAmgzPz70TQx4a8mxnT/XFvt/D8V0IGX yvpGJy68qNHLwgTxlMDSoGI0IPXVlFiZEYVKaxpoCGW57ghoLU+Q9VAf7MawBsr+PH8F F/1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757616365; x=1758221165; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=iLnSFY5/QAndl78OHoWYd50tPooQqwlEKZC1g+O6M5s=; b=qr6VU1XPNorZErmY7KpwIDO6eSB366noxZAET6e+QzQWmC//+8L0m2tMeQ7idHoPir kNe2uPGVB9vqh6smxrf4PIqeZ1OFkfC6ibJSNrmT7tSTBvEdXjv7fobpiQuQeoWdItsR SPGSDYFYt27bS9WVrwsxO/cIJNNkaE4n3I3IxSoGyK87NI0OwEaRs7lddke0DOdZ25cO DsrBNyDQejZ2NYbatL0qjlEGnfwyBOuCeNoaHn+Uhox6/rGRurY6u8SjURpB6ACURyjK 2NaOv3wTp1bf22C7iiXU5luAwCa0Dr2LecPtyybqfNvrQNb+yvgZj0ED4tYl7vnnqsDq XuvA== X-Forwarded-Encrypted: i=1; AJvYcCVvSRT1cHxwxIW2HmdB1ecQEubvoAAgL0YC6NmCP6OA/l+XWRk4B0U16HQ5sF3FEdpqz2hQDn9AEDCgiQ==@lists.linux.dev X-Gm-Message-State: AOJu0Yw8HY/KRyu3leBc5EwNClmwfks3BFIpFF+PGcmIPPLB8ISMSSIz JLkjHKKg+DBh+16dzoXCr92m2/I/GdJDe8hg9+OzqdPcp81xBp6Vl661 X-Gm-Gg: ASbGncvikWn9kM86uoClV2AvVEjVCJtmte8UiTjaXaJ7o7Ts8vnkVOOEy4twv2+7tDs 6JJRZZbcrK6m6OSPWHLltmcNcdplZuAlCQY4qDSBqiZmldgJmKJ/gDzT8S+6JcSj9d4gtC5sECW ZmPlt3s7wJZsvKNTkOWbW0qAbOR1YzCAX12LH3QMKZXw6FOWVB6NTMGPLp1M0X6WUKuCewEHrsp bsqw/zMQMIryiHlzM/6SOW61WkXt3itAXPWXljceXzCYYQPnVkD2Cxpg+Qrj4dW76gPJSlWT3W/ 0Bd+BFz7FrOHAMZNcxAO6PrjpMfc31IdBQxS5kio4SexTcxU5AFPGBY2UPngy1knQt360hWPIW6 uZRYAMhBiyMOuLy7t9e+NlTZuqutLvSy8agrRtLPE/t250FKionGcg0RlR7urqKJ4DkuBH2GIPM K9/MzPzHAUSQFE+5yyhiz/d6RsM95f8w== X-Google-Smtp-Source: AGHT+IH1eoAESwH3mOqBEu1EDRUwtU9bT+NVdrf9ZOgZBSqxSfPicQG9iVoecXpREjH59drqKdf77A== X-Received: by 2002:a5d:5d89:0:b0:3df:c5e3:55f8 with SMTP id ffacd0b85a97d-3e765a12a7fmr375119f8f.54.1757616364866; Thu, 11 Sep 2025 11:46:04 -0700 (PDT) Received: from jernej-laptop.localnet (86-58-6-171.dynamic.telemach.net. [86.58.6.171]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-45e3a91504fsm20727255e9.13.2025.09.11.11.46.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Sep 2025 11:46:04 -0700 (PDT) From: Jernej =?UTF-8?B?xaBrcmFiZWM=?= To: Stephen Boyd , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Chen-Yu Tsai Cc: Andre Przywara , linux-sunxi@lists.linux.dev, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 6/7] arm64: dts: allwinner: a523: Add MCU PRCM CCU node Date: Thu, 11 Sep 2025 20:46:03 +0200 Message-ID: <2380002.ElGaqSPkdT@jernej-laptop> In-Reply-To: <20250911174710.3149589-7-wens@kernel.org> References: <20250911174710.3149589-1-wens@kernel.org> <20250911174710.3149589-7-wens@kernel.org> Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Dne =C4=8Detrtek, 11. september 2025 ob 19:47:09 Srednjeevropski poletni = =C4=8Das je Chen-Yu Tsai napisal(a): > From: Chen-Yu Tsai >=20 > Add a device node for the third supported clock controller found in the > A523 / T527 SoCs. This controller has clocks and resets for the RISC-V > MCU, and others peripherals possibly meant to operate in low power mode > driven by the MCU, such as audio interfaces, an audio DSP, and the NPU. >=20 > Reviewed-by: Andre Przywara > Signed-off-by: Chen-Yu Tsai Reviewed-by: Jernej Skrabec Best regards, Jernej > --- > Changes since v1: > - Enlarged MCU PRCM register range to 0x200 > - Moved "r-ahb" clock to the end of the list and added "r-apb0" clock > --- > .../arm64/boot/dts/allwinner/sun55i-a523.dtsi | 27 +++++++++++++++++++ > 1 file changed, 27 insertions(+) >=20 > diff --git a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi b/arch/arm64/= boot/dts/allwinner/sun55i-a523.dtsi > index 79bd9ce08c7c..f93376372aba 100644 > --- a/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi > +++ b/arch/arm64/boot/dts/allwinner/sun55i-a523.dtsi > @@ -4,8 +4,10 @@ > #include > #include > #include > +#include > #include > #include > +#include > #include > #include > #include > @@ -825,6 +827,31 @@ rtc: rtc@7090000 { > clock-names =3D "bus", "hosc", "ahb"; > #clock-cells =3D <1>; > }; > + > + mcu_ccu: clock-controller@7102000 { > + compatible =3D "allwinner,sun55i-a523-mcu-ccu"; > + reg =3D <0x7102000 0x200>; > + clocks =3D <&osc24M>, > + <&rtc CLK_OSC32K>, > + <&rtc CLK_IOSC>, > + <&ccu CLK_PLL_AUDIO0_4X>, > + <&ccu CLK_PLL_PERIPH0_300M>, > + <&ccu CLK_DSP>, > + <&ccu CLK_MBUS>, > + <&r_ccu CLK_R_AHB>, > + <&r_ccu CLK_R_APB0>; > + clock-names =3D "hosc", > + "losc", > + "iosc", > + "pll-audio0-4x", > + "pll-periph0-300m", > + "dsp", > + "mbus", > + "r-ahb", > + "r-apb0"; > + #clock-cells =3D <1>; > + #reset-cells =3D <1>; > + }; > }; > =20 > thermal-zones { >=20