From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ed1-f49.google.com (mail-ed1-f49.google.com [209.85.208.49]) (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 0EBE81925AE for ; Wed, 9 Oct 2024 11:40:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.49 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728474043; cv=none; b=bmRx6eBdpwVDNc8KZEaNe4+6Y5yWTPmXhkoCVlpwOsIc+uPo7/V0pxVSa8jjpLPDghuAJbQKfl/bnngiqdlyOuBGdEozB9QIPwi8etBbLKHWVvyXIY0eSP70S5lJZfX0DqZVqyDGwx9XjIF34fewD1++J+OKV1RPBl3M7paZWVE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728474043; c=relaxed/simple; bh=h9qy1eidkzqAdVQtLG/tBIVtqvb9J31253seEKXBubQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=VHvJ/t5WiA5c59Mpz1CJCxDhU8QjabzHUQQ0JzTYp7kZHXeZ5Ux4OfpSOHvQF1mrQQbLuLMHZD4CiHuptS5qfiQ7JdObGVazhgVFrKo8xgdUU7YqRU6CVGLGgj5x+R9CztoBvI6ul5cmBhkG+Om09WMPJENLqCX8V2qCnw+9mX4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=g91troVB; arc=none smtp.client-ip=209.85.208.49 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="g91troVB" Received: by mail-ed1-f49.google.com with SMTP id 4fb4d7f45d1cf-5c8967dd2c7so8304802a12.1 for ; Wed, 09 Oct 2024 04:40:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728474040; x=1729078840; darn=lists.linux.dev; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=n3tPa6oC3GkVBQqXt9lYWOj5WcXfTZQll2lZKEeta0s=; b=g91troVBRizQzcdn/NqhG+MOIG7dzbFDdM+My8mDPtS/6DLn6aIabKE2f2bdhXlpcv DI3Ei5HpFWOyCH1niyWkWjhFY7/NB5MOMNaG2oqB/8h/u/OS5Xv58aci0NaBAUI0fgXh +cBVHkkr1q/piBzFpEmyRISJDA+Me0y3CnhuZUVFYKbth+jcSX9JVu3dJcC2gcV92ElJ hCbIgUFsj+xu377x5Pt0EuvncazJ87+sxVtUxMbp7hp2knZeDNO7Zvi2nDWmvsO9eRis DEgUtR0NSLxagux+QRvaxFmHI1a0TrTaG32jN6mund828PHs63+4MFraIJr82eMpl1ki 120w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728474040; x=1729078840; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=n3tPa6oC3GkVBQqXt9lYWOj5WcXfTZQll2lZKEeta0s=; b=tyHi9iiT1iy1P62IFLB1kvx09ZHVmm7ZtpwB7iGHCssvll6WlEDZ/EZbRig0z9g33s Ie/uS5coPurYKWGXUmKM/Wx6ZzvCBMfNHHpRfFbcTdoO15Zlh8qTpbjO4OZyW2RM5N1z tuob/F4T3GADEKqSJ///CjvlYMi1F7wMNqisFfqoD5os/pqsljSHxQDwVeDSRrBLsggS DwEWwL87E566qSP+U6H35bKcUqhvwIIAZnZW/Tu1WD7KGPFF2DCzvYP96XtzFNieFGFD IvzQ7beZypxzjb4hyp6gg5MuH3AEer5nD0JMCT0K20jklgSP18hubD4A1sTrr/N+bYl6 3pqQ== X-Forwarded-Encrypted: i=1; AJvYcCVaKh3Oh849HjKTsi8v/u9h4IEEBhzQA4cqHICmNIEiajO4NoXkPSdQuVaoZVPVDUz3COQ=@lists.linux.dev X-Gm-Message-State: AOJu0Yyy+fcHWAUkYbNu7XjFcS/BKS/5xw7k9ONFfpSJ3aU2u6Ma/Ff5 QnV63bSFPimCfw9a2LnAuaEBPpf4VTHUNbRukiP9lCVqMdtAV3DHDiJRW+buPps= X-Google-Smtp-Source: AGHT+IHzp7sGsoG0E3MlQedOjt1RQsHdAF3ZWTsO4nfIOk1uH4nyTFSaTS2XpHphmCpbogKsgsVUTg== X-Received: by 2002:a17:907:e89:b0:a99:3f4e:6de8 with SMTP id a640c23a62f3a-a998d3832e7mr182256566b.64.1728474040413; Wed, 09 Oct 2024 04:40:40 -0700 (PDT) Received: from linaro.org ([82.77.84.93]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a994a8da5d3sm495547966b.134.2024.10.09.04.40.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Oct 2024 04:40:40 -0700 (PDT) Date: Wed, 9 Oct 2024 14:40:37 +0300 From: Abel Vesa To: Marek Vasut Cc: dri-devel@lists.freedesktop.org, Abel Vesa , Andrzej Hajda , David Airlie , Fabio Estevam , Isaac Scott , Jernej Skrabec , Jonas Karlman , Laurent Pinchart , Maarten Lankhorst , Maxime Ripard , Michael Turquette , Neil Armstrong , Peng Fan , Pengutronix Kernel Team , Robert Foss , Sascha Hauer , Shawn Guo , Simona Vetter , Stephen Boyd , Thomas Zimmermann , imx@lists.linux.dev, kernel@dh-electronics.com, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org Subject: Re: [PATCH 1/2] clk: imx: clk-imx8mp: Allow LDB serializer clock reconfigure parent rate Message-ID: References: <20241008223846.337162-1-marex@denx.de> Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241008223846.337162-1-marex@denx.de> On 24-10-09 00:38:19, Marek Vasut wrote: > The media_ldb_root_clk supply LDB serializer. These clock are usually > shared with the LCDIFv3 pixel clock and supplied by the Video PLL on > i.MX8MP, but the LDB clock run at either x7 or x14 rate of the LCDIFv3 > pixel clock. Allow the LDB to reconfigure Video PLL as needed, as that > results in accurate serializer clock. > > Signed-off-by: Marek Vasut Any fixes tag needed ? Otherwise, LGTM: Reviewed-by: Abel Vesa > --- > Cc: Abel Vesa > Cc: Andrzej Hajda > Cc: David Airlie > Cc: Fabio Estevam > Cc: Isaac Scott > Cc: Jernej Skrabec > Cc: Jonas Karlman > Cc: Laurent Pinchart > Cc: Maarten Lankhorst > Cc: Maxime Ripard > Cc: Michael Turquette > Cc: Neil Armstrong > Cc: Peng Fan > Cc: Pengutronix Kernel Team > Cc: Robert Foss > Cc: Sascha Hauer > Cc: Shawn Guo > Cc: Simona Vetter > Cc: Stephen Boyd > Cc: Thomas Zimmermann > Cc: dri-devel@lists.freedesktop.org > Cc: imx@lists.linux.dev > Cc: kernel@dh-electronics.com > Cc: linux-arm-kernel@lists.infradead.org > Cc: linux-clk@vger.kernel.org > --- > drivers/clk/imx/clk-imx8mp.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/clk/imx/clk-imx8mp.c b/drivers/clk/imx/clk-imx8mp.c > index 516dbd170c8a3..2e61d340b8ab7 100644 > --- a/drivers/clk/imx/clk-imx8mp.c > +++ b/drivers/clk/imx/clk-imx8mp.c > @@ -611,7 +611,7 @@ static int imx8mp_clocks_probe(struct platform_device *pdev) > hws[IMX8MP_CLK_MEDIA_MIPI_PHY1_REF] = imx8m_clk_hw_composite("media_mipi_phy1_ref", imx8mp_media_mipi_phy1_ref_sels, ccm_base + 0xbd80); > hws[IMX8MP_CLK_MEDIA_DISP1_PIX] = imx8m_clk_hw_composite_bus_flags("media_disp1_pix", imx8mp_media_disp_pix_sels, ccm_base + 0xbe00, CLK_SET_RATE_PARENT); > hws[IMX8MP_CLK_MEDIA_CAM2_PIX] = imx8m_clk_hw_composite("media_cam2_pix", imx8mp_media_cam2_pix_sels, ccm_base + 0xbe80); > - hws[IMX8MP_CLK_MEDIA_LDB] = imx8m_clk_hw_composite("media_ldb", imx8mp_media_ldb_sels, ccm_base + 0xbf00); > + hws[IMX8MP_CLK_MEDIA_LDB] = imx8m_clk_hw_composite_bus_flags("media_ldb", imx8mp_media_ldb_sels, ccm_base + 0xbf00, CLK_SET_RATE_PARENT); > hws[IMX8MP_CLK_MEMREPAIR] = imx8m_clk_hw_composite_critical("mem_repair", imx8mp_memrepair_sels, ccm_base + 0xbf80); > hws[IMX8MP_CLK_MEDIA_MIPI_TEST_BYTE] = imx8m_clk_hw_composite("media_mipi_test_byte", imx8mp_media_mipi_test_byte_sels, ccm_base + 0xc100); > hws[IMX8MP_CLK_ECSPI3] = imx8m_clk_hw_composite("ecspi3", imx8mp_ecspi3_sels, ccm_base + 0xc180); > -- > 2.45.2 >