From patchwork Mon Aug 24 19:15:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sowjanya Komatineni X-Patchwork-Id: 11734171 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 42E2B13B1 for ; Mon, 24 Aug 2020 19:16:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2ADFD2087D for ; Mon, 24 Aug 2020 19:16:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="D16bILSX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726803AbgHXTQG (ORCPT ); Mon, 24 Aug 2020 15:16:06 -0400 Received: from hqnvemgate25.nvidia.com ([216.228.121.64]:1918 "EHLO hqnvemgate25.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726727AbgHXTQE (ORCPT ); Mon, 24 Aug 2020 15:16:04 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate25.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Mon, 24 Aug 2020 12:15:02 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Mon, 24 Aug 2020 12:16:04 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Mon, 24 Aug 2020 12:16:04 -0700 Received: from HQMAIL101.nvidia.com (172.20.187.10) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 24 Aug 2020 19:16:03 +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; Mon, 24 Aug 2020 19:16:02 +0000 Received: from skomatineni-linux.nvidia.com (Not Verified[10.2.174.186]) by rnnvemgw01.nvidia.com with Trustwave SEG (v7,5,8,10121) id ; Mon, 24 Aug 2020 12:16:02 -0700 From: Sowjanya Komatineni To: , , , , CC: , , , , , Subject: [PATCH v4 3/7] dt-bindings: mmc: tegra: Add tmclk for Tegra210 and later Date: Mon, 24 Aug 2020 12:15:53 -0700 Message-ID: <1598296557-32020-4-git-send-email-skomatineni@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1598296557-32020-1-git-send-email-skomatineni@nvidia.com> References: <1598296557-32020-1-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=1598296502; bh=OE2ZQv5nkBHqh7G1yQ3TVwATIhIH4KcXIaI9rgW5qsY=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:X-NVConfidentiality:MIME-Version: Content-Type; b=D16bILSXWV+Vw+pTBZVXK6e01fI70mu6fuf82XetjEKAoeFCsdHNm58pwaYbNHmn4 mwZu15DIxofnBDEqdr1QvL82zIRBYNS5DRG8AXbVCQ0gKUX0uiekf3G08DwTRm/zy2 lCrdo5aDE7xkja8SWOj5Fub/uBVjn70m1WowrvIVceo+IIxHNuYuXr33o80fTY+IIB CzDlQQuXVUgC36PPVT6JAUOxrMJedUCxKvRXV176hfGsZyBDcGJIV/XZHGLdNoNJIQ fZZgIRvwzE25jfpR1EAWMsLE7wUfaZ/45YQnQSDNMleNr00eD9xtoSRttZe6DLBpWo X8XmxxLssKw0w== 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. Signed-off-by: Sowjanya Komatineni --- .../bindings/mmc/nvidia,tegra20-sdhci.txt | 23 +++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt index 2cf3aff..9603d05 100644 --- a/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/nvidia,tegra20-sdhci.txt @@ -17,6 +17,8 @@ Required properties: - "nvidia,tegra194-sdhci": for Tegra194 - clocks : Must contain one entry, for the module clock. See ../clocks/clock-bindings.txt for details. + Must also contain "tmclk" entry for Tegra210, Tegra186, and Tegra194. + Tegra210 and later uses separate SDMMC_LEGACY_TM clock for data timeout. - resets : Must contain an entry for each entry in reset-names. See ../reset/reset.txt for details. - reset-names : Must include the following entries: @@ -99,7 +101,7 @@ Optional properties for Tegra210, Tegra186 and Tegra194: Example: sdhci@700b0000 { - compatible = "nvidia,tegra210-sdhci", "nvidia,tegra124-sdhci"; + compatible = "nvidia,tegra124-sdhci"; reg = <0x0 0x700b0000 0x0 0x200>; interrupts = ; clocks = <&tegra_car TEGRA210_CLK_SDMMC1>; @@ -115,3 +117,22 @@ sdhci@700b0000 { nvidia,pad-autocal-pull-down-offset-1v8 = <0x7b>; status = "disabled"; }; + +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"; + pinctrl-names = "sdmmc-3v3", "sdmmc-1v8"; + pinctrl-0 = <&sdmmc1_3v3>; + pinctrl-1 = <&sdmmc1_1v8>; + nvidia,pad-autocal-pull-up-offset-3v3 = <0x00>; + nvidia,pad-autocal-pull-down-offset-3v3 = <0x7d>; + nvidia,pad-autocal-pull-up-offset-1v8 = <0x7b>; + nvidia,pad-autocal-pull-down-offset-1v8 = <0x7b>; + status = "disabled"; +};