Received: by 2002:a25:1506:0:0:0:0:0 with SMTP id 6csp621307ybv; Wed, 5 Feb 2020 11:25:58 -0800 (PST) X-Google-Smtp-Source: APXvYqyaz/kXO9vrmjaCYWfKDQTxgoADHx45SzZUAox+/vNJrXhNdKZoF2YAyf/vZFK/v7uQFKhE X-Received: by 2002:a05:6830:2361:: with SMTP id r1mr26193531oth.88.1580930758309; Wed, 05 Feb 2020 11:25:58 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1580930758; cv=none; d=google.com; s=arc-20160816; b=Xd0Qmbi/Ai9yUiAad+Bwa52wGUbZr+uCgqNbI3JfDA/ETGDDrXGaYPkQ7TgOBp4IVG DRMky4KaiPSE6f0NTpAZPaSJPWOSz+/jaVyL2X4p+NaB43R08XsrBd9538jqyNVcT6ax bbMVOqtJ66QI4nqk8n+PlfXX0/51dDkp0GuhMOTDgyMH2ZjkR9I5OW/+sJbJ9z8sH/NY EnwHQLXw8s0BN5221hq2+B3i8PnqW2WIQthEcwoP3ef3IQsfKLRg9U0rT7lk9gom0Cgy 6LGTxLK8qqPN+N0pEFkfD+SXuKi+w8CA7TqcfXQCkYip+jTpNeqT0wu+ITqIER5lDY3E ei5A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:user-agent:to:subject :from:cc:references:in-reply-to:content-transfer-encoding :mime-version:dkim-signature; bh=ktriyZSNaJk0LPZkbijLldVFqkClsDP2Z2k22uVPmQc=; b=i1X5NjhAFcmhYd7nZ0RHaObbuMwa9zUEiDWpHjGUEJMuYynMg4OrPXrpWUGj7v0sp1 Ub4Rd4Mvy9fYfhYZ9SgMEoxN/rnL6Ao0/sg2HlybcOpchgONOBtDCuvVPEuwDYEyBOH/ rERBWUJvyGCaV53B8hPfhlmELBiEosCglj61ioXS7bgsu08QR22e6GVr3IBWsYi3Pmct 6Jx2isqmoP2LTTQwWpUZt544eg1vcMqvFotilcr4vq8mWO14wnQWlra7TCX56Y+FHhmm eCkmuLAQKL+MYZfJIk0ze0Wl2HCWu07/zcMMfRk0W7DV27G4v+/2ExDgMor8vCmmlKAL BZRQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=L0ugEpXr; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u14si292006otg.10.2020.02.05.11.25.46; Wed, 05 Feb 2020 11:25:58 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=L0ugEpXr; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727558AbgBETXn (ORCPT + 99 others); Wed, 5 Feb 2020 14:23:43 -0500 Received: from mail.kernel.org ([198.145.29.99]:40250 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727104AbgBETXm (ORCPT ); Wed, 5 Feb 2020 14:23:42 -0500 Received: from kernel.org (unknown [104.132.0.74]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E4E482072B; Wed, 5 Feb 2020 19:23:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580930622; bh=ktriyZSNaJk0LPZkbijLldVFqkClsDP2Z2k22uVPmQc=; h=In-Reply-To:References:Cc:From:Subject:To:Date:From; b=L0ugEpXrdMs+tNELmbCfoExJ+gFCTqDLBwPSsgW5bja5h2t3fvi8igAu+ZEZlRljj grJ0eEFaru6XT6A0CUbLHWUAeiWBCJVzgXDhpNyA0Rot90HCz7N44YwL5Xi+5rnhI4 bnz96kPeegP3WXd4SwEGhFbl1HkPouTLTgUqjYt0= Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable In-Reply-To: <1580235801-4129-3-git-send-email-skomatineni@nvidia.com> References: <1580235801-4129-1-git-send-email-skomatineni@nvidia.com> <1580235801-4129-3-git-send-email-skomatineni@nvidia.com> Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org From: Stephen Boyd Subject: Re: [RFC PATCH v1 2/5] clk: tegra: Add Tegra210 CSI TPG clock gate To: frankc@nvidia.com, hverkuil@xs4all.nl, jonathanh@nvidia.com, skomatineni@nvidia.com, thierry.reding@gmail.com User-Agent: alot/0.8.1 Date: Wed, 05 Feb 2020 11:23:41 -0800 Message-Id: <20200205192341.E4E482072B@mail.kernel.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Quoting Sowjanya Komatineni (2020-01-28 10:23:18) > Tegra210 CSI hardware internally uses PLLD for internal test pattern > generator logic. >=20 > PLLD_BASE register in CAR has a bit CSI_CLK_SOURCE to enable PLLD > out to CSI during TPG mode. >=20 > This patch adds this CSI TPG clock gate to Tegra210 clock driver > to allow Tegra video driver to ungate CSI TPG clock during TPG mode > and gate during non TPG mode. >=20 > Signed-off-by: Sowjanya Komatineni > --- Acked-by: Stephen Boyd