From patchwork Tue Sep 1 16:24:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sowjanya Komatineni X-Patchwork-Id: 11749075 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0DCB113B6 for ; Tue, 1 Sep 2020 16:26:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EAE96206FA for ; Tue, 1 Sep 2020 16:26:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="LXYWaF0F" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729522AbgIAQ0M (ORCPT ); Tue, 1 Sep 2020 12:26:12 -0400 Received: from hqnvemgate26.nvidia.com ([216.228.121.65]:17418 "EHLO hqnvemgate26.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730027AbgIAQZU (ORCPT ); Tue, 1 Sep 2020 12:25:20 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate26.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Tue, 01 Sep 2020 09:25:06 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Tue, 01 Sep 2020 09:25:19 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Tue, 01 Sep 2020 09:25:19 -0700 Received: from HQMAIL101.nvidia.com (172.20.187.10) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 1 Sep 2020 16:25:17 +0000 Received: from rnnvemgw01.nvidia.com (10.128.109.123) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Tue, 1 Sep 2020 16:25:17 +0000 Received: from skomatineni-linux.nvidia.com (Not Verified[10.2.173.243]) by rnnvemgw01.nvidia.com with Trustwave SEG (v7,5,8,10121) id ; Tue, 01 Sep 2020 09:25:17 -0700 From: Sowjanya Komatineni To: , , , , CC: , , , , , Subject: [PATCH v2 4.19 3/7] dt-bindings: mmc: tegra: Add tmclk for Tegra210 and Tegra186 Date: Tue, 1 Sep 2020 09:24:46 -0700 Message-ID: <1598977490-1826-4-git-send-email-skomatineni@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1598977490-1826-1-git-send-email-skomatineni@nvidia.com> References: <1598977490-1826-1-git-send-email-skomatineni@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1598977506; bh=91lpNkKdgEoPrfUshzx2bxO8w2NQjCapWrsEaT/jp7s=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=LXYWaF0FZWO0RkCl9xIIyGGdXDXStOqPJju3bjklL+mE0ZIhJ6ig6EDsHUHBOn8XJ Y4AdwN/OSPFDPdraIst4tVzkYaZj4HI72wD9VlSnY1sJ3EJfUr3FI7p8E2D8py2+7S Ohg1/GvhoelgrUIMZSFi3dU660R3e9RT6fXUsn3sHVYbvBEwnFI0fvEffI1Fuw7Jgk ChA9SxcNsm/v9h0seAUhlF1w1Pd7qjb1g9xusLdXAwcJ0fD4YEIdsETOp2S6fz+hJu Y3YaOzsRfWwvkb+stgfkoP6nAMkOlV01jyDwi2h2uOtl5VgiUXHH4IjPWlLimB7k2q vMclH3rxZuq6g== Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org Tegra210 and later uses separate SDMMC_LEGACY_TM clock for data timeout. So, this patch adds "tmclk" to Tegra sdhci clock property in the device tree binding. Fixes: b5a84ecf025a ("mmc: tegra: Add Tegra210 support") Cc: stable # 4.19 Reviewed-by: Jon Hunter Signed-off-by: Sowjanya Komatineni --- .../bindings/mmc/nvidia,tegra20-sdhci.txt | 23 ++++++++++++++++++++-- 1 file changed, 21 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt index 9bce578..a5f1fae 100644 --- a/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt @@ -14,8 +14,15 @@ Required properties: - "nvidia,tegra124-sdhci": for Tegra124 and Tegra132 - "nvidia,tegra210-sdhci": for Tegra210 - "nvidia,tegra186-sdhci": for Tegra186 -- clocks : Must contain one entry, for the module clock. - See ../clocks/clock-bindings.txt for details. +- clocks: For Tegra210 and Tegra186 must contain two entries. + One for the module clock and one for the timeout clock. + For all other Tegra devices, must contain a single entry for + the module clock. See ../clocks/clock-bindings.txt for details. +- clock-names: For Tegra210 and Tegra186 must contain the strings 'sdhci' + and 'tmclk' to represent the module and the timeout clocks, + respectively. + For all other Tegra devices must contain the string 'sdhci' + to represent the module clock. - resets : Must contain an entry for each entry in reset-names. See ../reset/reset.txt for details. - reset-names : Must include the following entries: @@ -38,3 +45,15 @@ sdhci@c8000200 { power-gpios = <&gpio 155 0>; /* gpio PT3 */ bus-width = <8>; }; + +sdhci@700b0000 { + compatible = "nvidia,tegra210-sdhci"; + reg = <0x0 0x700b0000 0x0 0x200>; + interrupts = ; + clocks = <&tegra_car TEGRA210_CLK_SDMMC1>, + <&tegra_car TEGRA210_CLK_SDMMC_LEGACY>; + clock-names = "sdhci", "tmclk"; + resets = <&tegra_car 14>; + reset-names = "sdhci"; + status = "disabled"; +};