From nobody Tue Nov 26 04:46:15 2024 Received: from mail-pg1-f174.google.com (mail-pg1-f174.google.com [209.85.215.174]) (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 9CF711DF754 for ; Mon, 21 Oct 2024 14:05:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.174 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729519552; cv=none; b=Hmd0Y3kUwaYAeUxTvCjyUAn5Qt7nZQKNOgxtYA8zJc8UWaZZFxc2syZJG8nTE3KXp+hFW0vMnbxnAYyqxrtLbKThTzYfFCvS/UY5aeG+RobG4+/cdOO1Oi1eyQdZNWc8esj+9pvu/TVN6/RsYD1cluLeiTG9jRHQ6erpsc7QEE0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729519552; c=relaxed/simple; bh=eedBscw/LGWNdzKVkTU7WWL5VO1Qm3yPV32Z9qjHYBc=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=LyNrZTVPyhzHmnzzsin8j9tYb0Rfs2iqT7q6sy2/6p90bHMCAniDRIZ9sTCTyWZTSPF9O9Vny7mYf+XRfQt9znyiioXH0hBjMDdUg/QNuDlNTBNg9WxZD+NGF010MrWV1gLPDwLXstk2RkFfvZ4iF9WokitenvU1Y0F+qZpJrXQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=FSrckexO; arc=none smtp.client-ip=209.85.215.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="FSrckexO" Received: by mail-pg1-f174.google.com with SMTP id 41be03b00d2f7-7ea7e2ff5ceso3459769a12.2 for ; Mon, 21 Oct 2024 07:05:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1729519550; x=1730124350; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=lVisE+PE807hpO8CSAN7tilp7Z5USiSARLUB5mQ6sGE=; b=FSrckexOgwmjvmNzAZf4P15GD6f/ullMommleZNlODPiqg1U9kP/ThP9EmGTzO95rA 4L+8KFs5W7DHXeruEccgXZo5Zc8qaU4i5y3cm45J1xT+LiMbsvkWR7wJOkR3DfLiU0jp mkvdWAbCNHGaDOuhj5eGSyYSbNWhLfVFzuPIQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729519550; x=1730124350; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=lVisE+PE807hpO8CSAN7tilp7Z5USiSARLUB5mQ6sGE=; b=rNzaRvlpVmyAcQO1hsbJC/Fbc/4uA/czWCS4yuRS49vMmcUL3mpfF3G67fZ+8cAcrR 6s06GW5eKCJSsdcKiOrOBEkdhrauY9UFFnW8f7UCVTsmztUdZ0yXedSG4mycbC0p8hs9 K0tPoHGOKRHHJMt7fcg1f1Z3BSt8Ab9NqexeGfjHaUU2jE64NowE+Q0tlNKWnjr48J1o OFbfhR1GL3tiJNzA/Oy1kieF40kDBmt3md2LD+3HqoykXbcQcfeINMP9pxIjyUjREnyh Pt2lSDud7YjY/VbIqKJ2YZuTs482pNGsJmB06L8ImE98+spkKHjhWvYLqRk1z6XaGaKz 3XIA== X-Forwarded-Encrypted: i=1; AJvYcCVoQUtCRm1tBz8XFDyKf2bavnXq8zB6PbqWi6wnT1u0HumbS9Z8VefKo1boQJd/RMSuEW8MulCNXrBbHGA=@vger.kernel.org X-Gm-Message-State: AOJu0YyqV14FTMoB1+9IPRa8B/P1HeteOVpyhg8aTiJsZp+xthXybJYY hQAX79vdw2+U8IDhBmh6AADkIbSiZXl/YDeUJtgOIwrETqQy/2DXuphXQB0ToA== X-Google-Smtp-Source: AGHT+IFKl8bzamnuWMLgNJkuqVRi9dnOVZzxVFFalqgJLx3tvd/wT7dAvKU2gZg1sxaZIisSRMrfSg== X-Received: by 2002:a05:6a21:350d:b0:1d9:ea5:19da with SMTP id adf61e73a8af0-1d96b6b6ed5mr25344637.17.1729519549873; Mon, 21 Oct 2024 07:05:49 -0700 (PDT) Received: from wenstp920.tpe.corp.google.com ([2401:fa00:1:10:ecc1:dced:8a05:e4d8]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-7eaeab57e36sm3133318a12.43.2024.10.21.07.05.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Oct 2024 07:05:49 -0700 (PDT) From: Chen-Yu Tsai To: Matthias Brugger , AngeloGioacchino Del Regno Cc: Chen-Yu Tsai , devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH] arm64: dts: mediatek: mt8186-corsola: Fix GPU supply coupling max-spread Date: Mon, 21 Oct 2024 22:05:36 +0800 Message-ID: <20241021140537.3049232-1-wenst@chromium.org> X-Mailer: git-send-email 2.47.0.rc1.288.g06298d1525-goog Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The GPU SRAM supply is supposed to be always at least 0.1V higher than the GPU supply. However when the DT was upstreamed, the spread was incorrectly set to 0.01V. Fixes: 8855d01fb81f ("arm64: dts: mediatek: Add MT8186 Krabby platform base= d Tentacruel / Tentacool") Cc: Signed-off-by: Chen-Yu Tsai Reviewed-by: AngeloGioacchino Del Regno --- Noticed this while trying to align the downstream Mali driver to the upstream device tree and binding. arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi b/arch/arm64/= boot/dts/mediatek/mt8186-corsola.dtsi index cf288fe7a238..db2aca079349 100644 --- a/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi @@ -1352,7 +1352,7 @@ mt6366_vgpu_reg: vgpu { regulator-allowed-modes =3D ; regulator-coupled-with =3D <&mt6366_vsram_gpu_reg>; - regulator-coupled-max-spread =3D <10000>; + regulator-coupled-max-spread =3D <100000>; }; =20 mt6366_vproc11_reg: vproc11 { @@ -1561,7 +1561,7 @@ mt6366_vsram_gpu_reg: vsram-gpu { regulator-ramp-delay =3D <6250>; regulator-enable-ramp-delay =3D <240>; regulator-coupled-with =3D <&mt6366_vgpu_reg>; - regulator-coupled-max-spread =3D <10000>; + regulator-coupled-max-spread =3D <100000>; }; =20 mt6366_vsram_others_reg: vsram-others { --=20 2.47.0.rc1.288.g06298d1525-goog