From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lj1-f173.google.com (mail-lj1-f173.google.com [209.85.208.173]) (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 702A737AA7E for ; Fri, 17 Apr 2026 07:37:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776411441; cv=none; b=lshIco0u8S3w3cXGn17D/woSAe2fFubQpTCrCr2BL3go683hEu+SCSRNEADq9SJkN9r6uyRfi4PJKKKzvTForHXDTWdyOFyW6//rLrK7K776fMhrXLtjGdmDE+ESXfssY8i78Fd8few530swrX76r1hIH4TVnleXs+qeA0CzAiU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776411441; c=relaxed/simple; bh=ntjX0N5F41OJckwHhjFndO5tDkiyPj/m0ruzo3MkSbw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Cfh0OYZeiVQNvhxvelFhM+8RkFF0XvLJ3bmLLskWMhN5yiRXCWaVNHTXWjllvL6ctd8qjzpGw+pFQxarebP98Z8AtFkQlUJ6VxLOrvp59DjSupEbZRF50evg51ybf/XBq+D71rVhySI7oANKSgAdDGkxV60uTIAqUlRvn0edwuc= 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=X9EEjVpq; arc=none smtp.client-ip=209.85.208.173 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="X9EEjVpq" Received: by mail-lj1-f173.google.com with SMTP id 38308e7fff4ca-38e7d983f91so4031751fa.2 for ; Fri, 17 Apr 2026 00:37:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1776411438; x=1777016238; 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=Pt779CeCGZE6QhsteVfBznH3GnAaSQgHdsYoK27GZto=; b=X9EEjVpq/Xq3yNvXcjBcjw95UpQ4maA8e2T7l4RfOKVJx3CoVyQtgIRDZbyWRVL6F0 iH6XvhVEhzykk4AVWkBOW2GEEHaVIu+5mvvIXW1jNRUh2hJetJCAgXXbV0d8E23qfPjj /rDhVhZhw/h2o/FddR5RTIZA1r7kiLA0kd954iqU2e8TbO6UrTPNVrFeVoqtmDhKA8P5 JFL9O6M0m94eyVuIo++scZKKUrbP2leezdCogVG8I92YHH8dIR+sFAI/dpXZaozCivgw bP66/PLaNpk7CEASzAzsv7DrTJd824jd8B+0IfSnWBaM0VsXbnTCzdSwFc+YGRD08PoW b2Ww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1776411438; x=1777016238; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=Pt779CeCGZE6QhsteVfBznH3GnAaSQgHdsYoK27GZto=; b=D7EyMwOEAH4eEYjdfEQ2vGERH9Z0gW7Wo+wn8qsA2mZaDe9ikF6CHX/2PmXGZwA6kp UP4S4DfqhVLOFSuMk1ln8x6z48mg7x8wjfcBumUdpbSK99LGka/mY6ykffGltBAudCeG cEgJv0bMc3+aulB1Hsw1MI0peLfFl+pyUPmdB1p0Q5cpMmwuN1QcWafobzYO5HI79jG3 iVCqbSz3EZtQdLKBcSe7FiJXijnUhIK+xEe+/8n+s0so12QlIRAseAjWvjm8EO71ZhXr sb+8Ty0/i55/NvDsbjQBcP5lN5wOCHePDnMtffnZvZTtvGdhVvdVIGpFSsG++b9gasCh CT/g== X-Gm-Message-State: AOJu0YxgkOcMMZh2kx3UIr4J1K8hQWtRIbeD4dNswCLVMcMj9t7cLnVF IPahGxCjWNLtV/oZEpd4rVKN4Rz57M9rsNmpQrhOPi3OW8NyEDQ0pkkk X-Gm-Gg: AeBDiev4wjGV7KHxiD31osabShrXXRp1GKyHtUEcGqg421HWCjfjepQ9/5NriDcUpiQ tzVI89KdMgGVbqGurZLI08Yvnw2IBx6E1yyq9UnhqPIz2ak5jcj3TCCHKL/GCktkdqWTj/tX3JT yzzvIOXijxjD3YSIUs2OjOk62gye4RtUQw8q2vcIWr2oo71Y6up9d7o0sfbrJ3EdAjnn2y3cYSk V7TDjIuljLY4aMZOCI/EPnLb4OVLVDrGx63vBKR8HRXJ6nwz/5Zf8WO+OUi8VbV+siS88ut7xm0 H87BMJJmzvLO8e+qeYNuvx+fXP6IrRVdQjYOwsK9UwHWvxX8Zp5N8cFCFCtFNWqkv9uICKb7vmW bo/gprdOBtWI+tPs7PrTnJ+69QPl22FpuetTFopCdPbzrMGEWM5hSD6oBCaWOVGGldUSi/Sx4oW fjnZeALGVuAZB/Z0W5UbIFfkU= X-Received: by 2002:a05:651c:19a1:b0:38e:84e3:3476 with SMTP id 38308e7fff4ca-38ec7ac74acmr5569871fa.25.1776411437544; Fri, 17 Apr 2026 00:37:17 -0700 (PDT) Received: from xeon ([188.163.112.56]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-38ecb5f64ebsm1692661fa.10.2026.04.17.00.37.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Apr 2026 00:37:17 -0700 (PDT) From: Svyatoslav Ryhel To: Prashant Gaikwad , Michael Turquette , Stephen Boyd , Thierry Reding , Jonathan Hunter , Svyatoslav Ryhel Cc: linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 1/1] clk: tegra: support 48MHz clock for pll_p_out1 Date: Fri, 17 Apr 2026 10:34:52 +0300 Message-ID: <20260417073452.23342-2-clamor95@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260417073452.23342-1-clamor95@gmail.com> References: <20260417073452.23342-1-clamor95@gmail.com> Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Dmitry Osipenko UEFI on Surface2 sets pll_p_out1 to 48MHz which is not supported by kernel and causes BUG() early on. Fix this by adding 48MHz clock support for pll_p_out1 along with 48MHz support for pll_a, main pll_p_out1 descendant. Signed-off-by: Dmitry Osipenko Signed-off-by: Jonas Schwöbel Signed-off-by: Svyatoslav Ryhel --- drivers/clk/tegra/clk-pll.c | 1 + drivers/clk/tegra/clk-tegra114.c | 6 ++++-- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c index d86003b6d94f..eae732320bec 100644 --- a/drivers/clk/tegra/clk-pll.c +++ b/drivers/clk/tegra/clk-pll.c @@ -564,6 +564,7 @@ static int _calc_rate(struct clk_hw *hw, struct tegra_clk_pll_freq_table *cfg, switch (parent_rate) { case 12000000: case 26000000: + case 48000000: cfreq = (rate <= 1000000 * 1000) ? 1000000 : 2000000; break; case 13000000: diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c index a4f40533cc43..6a77742aaad2 100644 --- a/drivers/clk/tegra/clk-tegra114.c +++ b/drivers/clk/tegra/clk-tegra114.c @@ -363,13 +363,15 @@ static struct tegra_clk_pll_freq_table pll_a_freq_table[] = { { 28800000, 282240000, 245, 25, 1, 8 }, { 28800000, 368640000, 320, 25, 1, 8 }, { 28800000, 240000000, 200, 24, 1, 8 }, + { 48000000, 282240000, 147, 25, 1, 8 }, + { 48000000, 368640000, 192, 25, 1, 8 }, + { 48000000, 564480000, 294, 25, 1, 8 }, { 0, 0, 0, 0, 0, 0 }, }; - static struct tegra_clk_pll_params pll_a_params = { .input_min = 2000000, - .input_max = 31000000, + .input_max = 48000000, .cf_min = 1000000, .cf_max = 6000000, .vco_min = 200000000, -- 2.51.0