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[209.132.180.67]) by mx.google.com with ESMTP id s21si5976677otr.16.2020.03.30.00.16.10; Mon, 30 Mar 2020 00:16:23 -0700 (PDT) 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=@gmail.com header.s=20161025 header.b=eV5iDvB4; 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=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729432AbgC3HPy (ORCPT + 99 others); Mon, 30 Mar 2020 03:15:54 -0400 Received: from mail-pl1-f193.google.com ([209.85.214.193]:40059 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729378AbgC3HPy (ORCPT ); Mon, 30 Mar 2020 03:15:54 -0400 Received: by mail-pl1-f193.google.com with SMTP id h11so6368778plk.7; Mon, 30 Mar 2020 00:15:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=P17o/o6KDGfQbKxyp4xKSvOUOltk09+/u6dJLWY/AmM=; b=eV5iDvB4/wVu/ieSmEJS5YHxKJf+nypxOsfr7YSjTzQljVPeMrTyWkIUcBKOn7U+Jx zlGGa9afcUb0P7u52mIXSwyJFJ0iC8Z82EPVZVcij5sd11RzokXi8L4VQag63/dpzV6A JI7YYk8nWd+EMLp/qfiMf5Tickw+NNMfFPCcYSew8CD+xcYijMw1K4Wk7vk4OJquUDQW 4jgdE8Ya+ofjImaz9h+VsfsssnKABWKFaK9SyatqyfJpodMJ0CyeylGtRJAatodIBVGq +wqf9vEjXG8UHqmgnKwBUyBrs074Xu+F8p7XYy7shLw2RdN1jlJmt6a9wPN0P93eNUSk GPFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=P17o/o6KDGfQbKxyp4xKSvOUOltk09+/u6dJLWY/AmM=; b=bjGTtJuPjAzg0thhfjNkZpVO1TevxwlXJCGD8rCKNJ4zl4gGnWLhTwwDbX6YxPJGwc nGPfPh/MqYHJ2HH/XDgGJo0jytB+QNv0j5P4sPnam0QU9s3R7W2GzdFAjDrnrFbibtj7 RyHTj8hhLl7CHpx7w9n9KFtrPIWDZJyILxeN9h91mxfsEJQYdy82ee6Gcmf72rd0jcJF OZooUpWwbBut3yxsptgymWuC01633la1XjpdziQ54PZr44l6rIyGUu05oXsp8N7HULFu ILxRJ+sgt+zzkBjCYdyWVEpDxYkMe0lqMOKZSZ0f2IwWdsv4zlLCy6UkZu1ad/mXjyg/ 6W6Q== X-Gm-Message-State: ANhLgQ3C0yy3VRf02eEqwucUBGWBLz/FSuR9ejP+Ks5OKzu5+U7j2YF8 Hom5ITQNW/OdH+ysMDPEIrU= X-Received: by 2002:a17:90a:c401:: with SMTP id i1mr14072421pjt.131.1585552552067; Mon, 30 Mar 2020 00:15:52 -0700 (PDT) Received: from ubt.spreadtrum.com ([117.18.48.82]) by smtp.gmail.com with ESMTPSA id l1sm9490484pje.9.2020.03.30.00.15.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Mar 2020 00:15:51 -0700 (PDT) From: Chunyan Zhang To: Stephen Boyd , Michael Turquette , Rob Herring , Mark Rutland Cc: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Orson Zhai , Baolin Wang , Chunyan Zhang , Chunyan Zhang Subject: [PATCH 0/4] add mipi_csi_xx gate clocks for SC9863A Date: Mon, 30 Mar 2020 15:14:47 +0800 Message-Id: <20200330071451.7899-1-zhang.lyra@gmail.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Chunyan Zhang mipi_csi_xx clocks are used by camera sensors. These clocks cannot be accessed (even read) if their parent gate clock is disabled. So this patchset also add a check to parent clocks when reading these gate clocks which marked with the specific flag (SPRD_GATE_NON_AON). Chunyan Zhang (4): clk: sprd: check its parent status before reading gate clock dt-bindings: clk: sprd: add mipi_csi_xx clocks for SC9863A clk: sprd: add dt-bindings include for mipi_csi_xx clocks clk: sprd: add mipi_csi_xx gate clocks .../bindings/clock/sprd,sc9863a-clk.yaml | 1 + drivers/clk/sprd/gate.c | 8 +++++ drivers/clk/sprd/gate.h | 9 ++++++ drivers/clk/sprd/sc9863a-clk.c | 32 +++++++++++++++++++ include/dt-bindings/clock/sprd,sc9863a-clk.h | 5 +++ 5 files changed, 55 insertions(+) -- 2.20.1