From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f44.google.com (mail-wm1-f44.google.com [209.85.128.44]) (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 D3E99264A76 for ; Mon, 20 Oct 2025 15:27:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.44 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760974032; cv=none; b=f9IdJoRjR1Q9XqRja3/DPQJoxnlmjpzR9eoOWYZY5MoZZH75zMh6RbuSe14orbH17sgHTDov9o6tLsA2CiLeP4Ks+Wtw8vCYXDyjhldEyZ42Q4GzTWEbHHTpvg2FwOd2mnxNQO1Wah1y3EljvMYCeS1o7jGWnVCsN93ShFmL5F0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760974032; c=relaxed/simple; bh=GAI+uGC6SFJNIjpzWPIuItSi9xgMU44NMEFN0JoMRC0=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=u7rc6Yaa4VYm+hVqY+B695WbTO1Nb8QbDcGFkh/3wG+bFjZ21yr2bWocmJqBw6YOD0LmKxHf7FoGI4n8uhSOWXdT/4j4zDh6nAY1FtE5/U0QERMkyK1Ffu57jte25nrqKSA57LoEmMMtOrV8Zz5tvDCY+KAg/U24tQ3GY8aJWV0= 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=KTQTUsE5; arc=none smtp.client-ip=209.85.128.44 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="KTQTUsE5" Received: by mail-wm1-f44.google.com with SMTP id 5b1f17b1804b1-4710a1f9e4cso33719795e9.0 for ; Mon, 20 Oct 2025 08:27:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1760974029; x=1761578829; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=EctQdPK7/HV2BlXTQK2FpJXbDTj/G2Ge7tqo6AYQOpk=; b=KTQTUsE5DjhKCJee0GstttKh3xRawiFJFPCfCpis3Dy7Ycn9tYc0UMvoAYIYtrmYGu GSx9FqD2FI7Uy3ptffwpFgzaaWK7nbQ5bMExYOuzVcJ2e4SH2Zi9HLgdWXAH0cW9MrkQ ARwrFH75Pw5a6l+CEGTspyESP0MRvjuHD+WPICEWv2mAiETi/Gv5FP6DEXjW1HQjSj4E gNxmxLXUBd1dXjPJA2O0m08nwtXmRhQshXf4pSPB7xvH6ugMWC1uM+Dvok5P59l15QQJ tCcpuqJntPaS2hct9b9nixAiv1IQKC9nHNB9URYk2/wmeq0ycsR4a4u0lKuVEKbtljyd qv1Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1760974029; x=1761578829; 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=EctQdPK7/HV2BlXTQK2FpJXbDTj/G2Ge7tqo6AYQOpk=; b=PV6uNglzTGfH+Sb5ZJiiNLD9W7lNlZ6tc+TbjjrYwVcH436ZJOKKE8SiSb3dX0Kxvl lUcWk4oRDNv1y+dyKC5XlYeZfY2BS+qeclFO1JKwtW9pH/+7u6QQOYGhohGGGtLs8ncy eiJcfOqEESw4+jKKK5wiGq11fOJBXusduHn+nHWBokHC4iBcgs5a4oT3fvMuVWsAIxWb kMUbLZt0opvmK6+4hBjffl+7fqcKa95luI318uv5B1PqkBeDta7mpcnS7+cuydik+RaJ wpS7HyXlLRAK51Nprie/td3YSBCYdXFStlpToZ6BpYt828Qr3sAV8dp6DLGavo4tNrpV RKUw== X-Forwarded-Encrypted: i=1; AJvYcCX6veipBk+nyDRmar8geCHvbNoEHYa00+cqhEwHtt+1tkaYiI2wcu8c/gvtW01tqZMfIh3xRh28/vuK8g==@lists.linux.dev X-Gm-Message-State: AOJu0Yw4xNVVh3eZ77kZNe5ttFJGApW9xSVvqc/nKOmEJC6Wjh5ZFeEv +QdDpIDtgeVcvjBtuZFk/z0XahQ3O/eE8swS9Cgu8VgBrSLk+xAWFYhv X-Gm-Gg: ASbGncvNz/w3uH2XXfiGihf9+iHxVlEAW5P8xIUWJsnTZgreZ2h4nqs0uVauB0X7hFc yEs1xNyxTL07p3ySRIM7qiZc2+6jmM6JnpKAaWVEGI12NqWZn3bMBBGSRaGlgzEHRnt5iYalUuR DZ91IGx9zWvM3KSaCVTZe5Z6Dk2r0R7BOp++sA1YOjwR8k9mH7SWIUbQxZYECd4Otrp8gpBkYSt TF5RT8DPrbDn3AN6+sf7KVVfU/p25Ql0iKnZU3yNU3K4InVjZ3W9o2tLfDaJXl902off724LcvI v/J/HlVxiHMqoaAz9OpU8UayOkt/6eiJ4fpWomUtwidm69dA8JnTnOMgW/REm/IKQRitv5YPHdD bWJetvKS9sVTMjtVr+eP9x+56/7rcg8mKPCZv1DQdASy20ZIdORe+uTcQ82N5gKLUTrlR5OIWkE AGJ5EaJ5I82q/ScWSwlOYh9hQ/TOzcWdbh/Nmxf6GM0DtQtta18uXKTNo2/At0+5ndna8mSuPtV 4/9 X-Google-Smtp-Source: AGHT+IFdnScd3UAa6FYvms7Mk8BD0zHKLaPHlgHblA0Aa/pK4mTEeu3ZIirJn6DvinarmuaN/TRYZA== X-Received: by 2002:a05:600c:4507:b0:46f:c55a:5a8d with SMTP id 5b1f17b1804b1-4711787276dmr102704965e9.4.1760974028776; Mon, 20 Oct 2025 08:27:08 -0700 (PDT) Received: from jernej-laptop (178-79-73-218.dynamic.telemach.net. [178.79.73.218]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4715e4e267fsm64723995e9.12.2025.10.20.08.27.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Oct 2025 08:27:08 -0700 (PDT) From: Jernej Skrabec To: wens@csie.org, samuel@sholland.org Cc: mturquette@baylibre.com, sboyd@kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Jernej Skrabec , Andre Przywara Subject: [PATCH v2] clk: sunxi-ng: Mark A523 bus-r-cpucfg clock as critical Date: Mon, 20 Oct 2025 17:27:04 +0200 Message-ID: <20251020152704.4804-1-jernej.skrabec@gmail.com> X-Mailer: git-send-email 2.51.1 Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit bus-r-cpucfg clock is important for peripheral which takes care of powering CPU cores on and off. Since this operation is done by firmware (TF-A), mark it as critical. That way Linux won't interfere with that clock. Fixes: 8cea339cfb81 ("clk: sunxi-ng: add support for the A523/T527 PRCM CCU") Signed-off-by: Jernej Skrabec Reviewed-by: Andre Przywara Tested-by: Andre Przywara --- Changes from v1: - fixed typos - added r-b and t-b tags drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c index 70ce0ca0cb7d..c5b0d4a2e397 100644 --- a/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c +++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c @@ -125,7 +125,7 @@ static SUNXI_CCU_GATE_HW(bus_r_dma_clk, "bus-r-dma", static SUNXI_CCU_GATE_HW(bus_r_rtc_clk, "bus-r-rtc", &r_apb0_clk.common.hw, 0x20c, BIT(0), 0); static SUNXI_CCU_GATE_HW(bus_r_cpucfg_clk, "bus-r-cpucfg", - &r_apb0_clk.common.hw, 0x22c, BIT(0), 0); + &r_apb0_clk.common.hw, 0x22c, BIT(0), CLK_IS_CRITICAL); static struct ccu_common *sun55i_a523_r_ccu_clks[] = { &r_ahb_clk.common, -- 2.51.1