From patchwork Wed Dec 20 09:51:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brandon Cheo Fusi X-Patchwork-Id: 757388 Received: from mail-ed1-f44.google.com (mail-ed1-f44.google.com [209.85.208.44]) (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 CE5A520B1A; Wed, 20 Dec 2023 09:52:23 +0000 (UTC) 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="emxF14ob" Received: by mail-ed1-f44.google.com with SMTP id 4fb4d7f45d1cf-553e22940a3so435222a12.1; Wed, 20 Dec 2023 01:52:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1703065942; x=1703670742; darn=vger.kernel.org; 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=CGX77AFM52taWZ32rxqG8Bwre+qwZG4HAT6q9bfPoTE=; b=emxF14obejBu5tWJyKsIxgItFAKtDTrQ3pp71TcjenOVtwzce7t5P/Hi+FAtLQl/tT 2X0wtxYuMoTs2fd/7cGl7fpeHv4DS944QhGP6Rz18fGjk6qCBPk/sL0oBZNIS46zJbFL JvoNm0KJhuKIHwSgXFGc4ejbgXIrUeA+vusUiry8/UkhXu75GNq8/L13hylSFNbTD7WI uTpstlyF4WA6L5dFUiIAW5i6BHdh7H0Kzv5I99su3GR5hLrzSLq8nL2wu2pMaw7opU/m srQIrcGFs3woYClCvP5RCPDndhz+XXrXASZYjcp1Iae2MJYCVQu32mLqeQMPa4ngRFB9 28ug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703065942; x=1703670742; 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=CGX77AFM52taWZ32rxqG8Bwre+qwZG4HAT6q9bfPoTE=; b=OZLUkCu9hEr0FGg58fZz/6xcgs3OudLQ+EVhpNHdPyeyGW0ZKT8dirHDl1mr/37ocJ ggssYlfuhnrgQcEx5CWNU4zFTrJ06BNALR/6bGoe3aHcDMo7HgeZYXPdB1OUMT1zFMF0 5eMxyE+GvlvsVWHaSNbzO9sVHo3n1ZNynpE1+8v81n2xYdOnV582g+JYi96Ur8GUBe4/ OqQ2hdcpzc3o8EykFUQP/W1DHFhTQ9TmUAkmB63mI2uthm+XrvZkh4ejWqvUOM9JBt0q /rBfmXEuLviR1qOuIweRSYqvsm48UnU730FLnSlpJsbvAm/JvitRJ9JY1TEio2Nz61pT 24wg== X-Gm-Message-State: AOJu0YzfEvbejbQ6ypHIKTs9d8HmyvZ7fPh5C6cwyOu53DIdHuk9sRxx le/T8jzGY2Og7bjfzI2Jjh0= X-Google-Smtp-Source: AGHT+IFVwEX6DGx95xrmNxtWF3DNvy+WJuinCzQ56EUrqHU17sekrONr1kDAVmlp0UrKjEcsHl00/A== X-Received: by 2002:a17:906:1de:b0:a23:743a:ac6e with SMTP id 30-20020a17090601de00b00a23743aac6emr1420552ejj.104.1703065941785; Wed, 20 Dec 2023 01:52:21 -0800 (PST) Received: from localhost.localdomain ([154.72.162.158]) by smtp.gmail.com with ESMTPSA id st3-20020a170907c08300b00a1c4fde4e88sm16596791ejc.18.2023.12.20.01.52.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Dec 2023 01:52:21 -0800 (PST) From: Brandon Cheo Fusi To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Yangtao Li , "Rafael J . Wysocki" , Viresh Kumar Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Brandon Cheo Fusi Subject: [RFC PATCH 2/2] riscv: dts: allwinner: Fill in OPPs Date: Wed, 20 Dec 2023 10:51:41 +0100 Message-Id: <20231220095141.27883-3-fusibrandon13@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20231220095141.27883-1-fusibrandon13@gmail.com> References: <20231220095141.27883-1-fusibrandon13@gmail.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Specifies two voltage ranges, in order of increasing stability, for each OPP. This is heavily inspired by https://github.com/Tina-Linux/linux-5.4/blob/master/arch/riscv/boot/dts/sunxi/sun20iw1p1.dtsi#L118-L133 and https://github.com/mangopi-sbc/tina-linux-5.4/blob/0d4903ebd9d2194ad914686d5b0fc1ddacf11a9d/arch/riscv/boot/dts/sunxi/sun20iw1p1.dtsi#L118-L182 Signed-off-by: Brandon Cheo Fusi --- arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi b/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi index 2f1771c19..8e7bc8bd0 100644 --- a/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi +++ b/arch/riscv/boot/dts/allwinner/sun20i-d1s.dtsi @@ -48,13 +48,17 @@ opp_table_cpu: opp-table-cpu { opp-408000000 { clock-latency-ns = <244144>; /* 8 32k periods */ opp-hz = /bits/ 64 <408000000>; - opp-microvolt-speed0 = <900000 900000 1100000>; + + opp-microvolt-speed0 = <950000 900000 1100000>; + opp-microvolt-speed1 = <900000 900000 1100000>; }; opp-1080000000 { clock-latency-ns = <244144>; /* 8 32k periods */ opp-hz = /bits/ 64 <1008000000>; - opp-microvolt-speed0 = <900000 900000 1100000>; + + opp-microvolt-speed0 = <1100000 900000 1100000>; + opp-microvolt-speed1 = <950000 900000 1100000>; }; };