From mboxrd@z Thu Jan 1 00:00:00 1970 From: Aapo Vienamo Subject: [PATCH v2 40/40] arm64: dts: tegra210: Assign clocks for sdmmc1 and sdmmc4 Date: Fri, 10 Aug 2018 21:08:42 +0300 Message-ID: <1533924522-1037-41-git-send-email-avienamo@nvidia.com> References: <1533924522-1037-1-git-send-email-avienamo@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1533924522-1037-1-git-send-email-avienamo@nvidia.com> Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring , Mark Rutland , Thierry Reding , Jonathan Hunter , Ulf Hansson , Adrian Hunter , Mikko Perttunen , Stefan Agner Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, Aapo Vienamo List-Id: linux-tegra@vger.kernel.org Use assigned-clock properties to configure pllc4 as the parent clock for sdmmc4 on Tegra210. pllc4 offers better jitter perfomance than the default pllp and is required by HS200 and HS400 modes. Signed-off-by: Aapo Vienamo --- arch/arm64/boot/dts/nvidia/tegra210.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi index 0951acc..14da98a 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi @@ -1057,6 +1057,11 @@ nvidia,pad-autocal-pull-down-offset-1v8 = <0x7b>; nvidia,default-tap = <0x2>; nvidia,default-trim = <0x4>; + assigned-clocks = <&tegra_car TEGRA210_CLK_SDMMC4>, + <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>, + <&tegra_car TEGRA210_CLK_PLL_C4>; + assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>; + assigned-clock-rates = <200000000>, <1000000000>, <1000000000>; status = "disabled"; }; @@ -1107,6 +1112,9 @@ nvidia,pad-autocal-pull-down-offset-1v8 = <0x05>; nvidia,default-tap = <0x8>; nvidia,default-trim = <0x0>; + assigned-clocks = <&tegra_car TEGRA210_CLK_SDMMC4>, + <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>; + assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>; status = "disabled"; }; -- 2.7.4 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 865BFC4646D for ; Fri, 10 Aug 2018 18:10:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4EF7D21EFB for ; Fri, 10 Aug 2018 18:10:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4EF7D21EFB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nvidia.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731090AbeHJUlu (ORCPT ); Fri, 10 Aug 2018 16:41:50 -0400 Received: from hqemgate14.nvidia.com ([216.228.121.143]:19198 "EHLO hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727520AbeHJUlu (ORCPT ); Fri, 10 Aug 2018 16:41:50 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com (using TLS: TLSv1, AES128-SHA) id ; Fri, 10 Aug 2018 11:10:39 -0700 Received: from HQMAIL107.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Fri, 10 Aug 2018 11:10:54 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Fri, 10 Aug 2018 11:10:54 -0700 Received: from HQMAIL102.nvidia.com (172.18.146.10) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Fri, 10 Aug 2018 18:10:53 +0000 Received: from HQMAIL108.nvidia.com (172.18.146.13) by HQMAIL102.nvidia.com (172.18.146.10) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Fri, 10 Aug 2018 18:10:53 +0000 Received: from hqnvemgw02.nvidia.com (172.16.227.111) by HQMAIL108.nvidia.com (172.18.146.13) with Microsoft SMTP Server (TLS) id 15.0.1347.2 via Frontend Transport; Fri, 10 Aug 2018 18:10:53 +0000 Received: from dhcp-10-21-25-168.Nvidia.com (Not Verified[10.21.25.201]) by hqnvemgw02.nvidia.com with Trustwave SEG (v7,5,8,10121) id ; Fri, 10 Aug 2018 11:10:53 -0700 From: Aapo Vienamo To: Rob Herring , Mark Rutland , Thierry Reding , Jonathan Hunter , Ulf Hansson , Adrian Hunter , Mikko Perttunen , "Stefan Agner" CC: , , , , Aapo Vienamo Subject: [PATCH v2 40/40] arm64: dts: tegra210: Assign clocks for sdmmc1 and sdmmc4 Date: Fri, 10 Aug 2018 21:08:42 +0300 Message-ID: <1533924522-1037-41-git-send-email-avienamo@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1533924522-1037-1-git-send-email-avienamo@nvidia.com> References: <1533924522-1037-1-git-send-email-avienamo@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use assigned-clock properties to configure pllc4 as the parent clock for sdmmc4 on Tegra210. pllc4 offers better jitter perfomance than the default pllp and is required by HS200 and HS400 modes. Signed-off-by: Aapo Vienamo --- arch/arm64/boot/dts/nvidia/tegra210.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi index 0951acc..14da98a 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi @@ -1057,6 +1057,11 @@ nvidia,pad-autocal-pull-down-offset-1v8 = <0x7b>; nvidia,default-tap = <0x2>; nvidia,default-trim = <0x4>; + assigned-clocks = <&tegra_car TEGRA210_CLK_SDMMC4>, + <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>, + <&tegra_car TEGRA210_CLK_PLL_C4>; + assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>; + assigned-clock-rates = <200000000>, <1000000000>, <1000000000>; status = "disabled"; }; @@ -1107,6 +1112,9 @@ nvidia,pad-autocal-pull-down-offset-1v8 = <0x05>; nvidia,default-tap = <0x8>; nvidia,default-trim = <0x0>; + assigned-clocks = <&tegra_car TEGRA210_CLK_SDMMC4>, + <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>; + assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_C4_OUT0>; status = "disabled"; }; -- 2.7.4