From patchwork Wed Aug 1 14:31:34 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dinh Nguyen X-Patchwork-Id: 10552403 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id F153A13B8 for ; Wed, 1 Aug 2018 14:31:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DF79B2B6F7 for ; Wed, 1 Aug 2018 14:31:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D354A2B708; Wed, 1 Aug 2018 14:31:58 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 8BEE42B6F7 for ; Wed, 1 Aug 2018 14:31:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=eH/LFrtrIBTaYdU4S32+8L6l/iifq12KwBsDOBELbBA=; b=eNXOo2UTedIhp33lwTJ8LZevUg 6xQm/ApyQEmGAe5dnr0KfNPV/U+IwB+rOAgiVtZ9SajzsUSoVOK5UJ7Z0ZkT2NjcRzssxnbF7msQs i/TPPMKGPiShGe2DCrPmmDfNgwavghLp0WqLTDiyS8Hl3i+TxyO/cJKuk3J91NrS7BvhEvcPqoizh E5KowkfXxq5qJ+CATUIRl83mmxdPjIOBNqojRHc1+Q5yOTrDX/BNxHpSCTHck3ugAjlyTQtYk1xnr Ho6pkhOdEgc7eGKUg29YtMneYVn/BG0ifI4G6Kx50jNO/nLP2kqOsABwfoG9fZuoZ7+3u8fUPR4Wq uKgrVBpQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1fksAL-0005or-4V; Wed, 01 Aug 2018 14:31:53 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1fksAI-0005nA-Ky for linux-arm-kernel@lists.infradead.org; Wed, 01 Aug 2018 14:31:52 +0000 Received: from localhost.localdomain (cpe-70-114-128-244.austin.res.rr.com [70.114.128.244]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D7ABE208AC; Wed, 1 Aug 2018 14:31:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1533133900; bh=jf+9rZI8s9z0ZxMdVZGQb6/OuhoveVKCcJzZjnP46p4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JIS7wdPkgpz773sKbgkzkWAU96iVff1h1+G/XapXLlRGF6UnuU986gb+G29od9HM6 O+coby98rS6/133fdDDabr95TSNGUSqvt9IUpVI9slZjbPRS5y6GXa1l58741Jfb9l lsJg1EwcgIVOdpZNJdILvfmRHYBfF3AYyxFbkEM4= From: Dinh Nguyen To: linux-arm-kernel@lists.infradead.org Subject: [PATCHv2 2/2] ARM: dts: socfpga: update NAND clocking for c5/a5 Date: Wed, 1 Aug 2018 09:31:34 -0500 Message-Id: <1533133894-31932-2-git-send-email-dinguyen@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1533133894-31932-1-git-send-email-dinguyen@kernel.org> References: <1533133894-31932-1-git-send-email-dinguyen@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180801_073150_700547_EB2D57C5 X-CRM114-Status: GOOD ( 10.78 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, marex@denx.de, yamada.masahiro@socionext.com, dinguyen@kernel.org, devicetree@vger.kernel.org, robh+dt@kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The NAND IP needs 3 clocks(nand_x_clk, nand_clk, and nand_ecc_clk). The nand_x_clk and nand_ecc_clk are derived from the nand_clk. The nand_x_clk has a fixed divider of 4. Also, update the NAND dts property with the correct clocks property. Signed-off-by: Dinh Nguyen --- v2: add nand_ecc_clk and update commit message --- arch/arm/boot/dts/socfpga.dtsi | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi index b38f8c2..daf249e 100644 --- a/arch/arm/boot/dts/socfpga.dtsi +++ b/arch/arm/boot/dts/socfpga.dtsi @@ -483,10 +483,17 @@ clk-gate = <0xa0 9>; }; + nand_ecc_clk: nand_ecc_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-gate-clk"; + clocks = <&nand_x_clk>; + clk-gate = <0xa0 9>; + }; + nand_clk: nand_clk { #clock-cells = <0>; compatible = "altr,socfpga-gate-clk"; - clocks = <&f2s_periph_ref_clk>, <&main_nand_sdmmc_clk>, <&per_nand_mmc_clk>; + clocks = <&nand_x_clk>; clk-gate = <0xa0 10>; fixed-divider = <4>; }; @@ -754,7 +761,8 @@ reg-names = "nand_data", "denali_reg"; interrupts = <0x0 0x90 0x4>; dma-mask = <0xffffffff>; - clocks = <&nand_x_clk>; + clocks = <&nand_clk>, <&nand_x_clk>, <&nand_ecc_clk>; + clock-names = "nand", "nand_x", "ecc"; status = "disabled"; };