From patchwork Wed Oct 10 11:52:56 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Govind Singh X-Patchwork-Id: 10634411 X-Patchwork-Delegate: kvalo@adurom.com 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 6E11D14BD for ; Wed, 10 Oct 2018 11:53:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 530941FFB2 for ; Wed, 10 Oct 2018 11:53:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4727D285EE; Wed, 10 Oct 2018 11:53:27 +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=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E44EF28535 for ; Wed, 10 Oct 2018 11:53:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726870AbeJJTPO (ORCPT ); Wed, 10 Oct 2018 15:15:14 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:49424 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726665AbeJJTPN (ORCPT ); Wed, 10 Oct 2018 15:15:13 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id BA5C660C89; Wed, 10 Oct 2018 11:53:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1539172405; bh=vOq3vL1g8UKPpDFE5l8mDdYLUWyWDegaIqQXXdjGHeY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CaVnmw15WZHDXE/cekD5dE8myPsYUISuxZJfobbmQRABUe5kVZ3p/nS9tP7qlWMAi lDgr8r+9OdNN98U3iQNkuOBPccsT0+lJFlMwu6hO2OoFswU89gudf0qSFJwbYD2p/7 BHefOXBS+E6J7J2T5FNFB8Ln0J9xnPvQSIXraR4A= Received: from svishnoi-linux.qualcomm.com (blr-c-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: govinds@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 9EDA5601A8; Wed, 10 Oct 2018 11:53:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1539172404; bh=vOq3vL1g8UKPpDFE5l8mDdYLUWyWDegaIqQXXdjGHeY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IgQNmAU00s1elQLlEQnDOJs+NmzyzwSRDaGgbX80BTh2LgdVbbKe3gckYl2Uh9v/7 5FqxlNWCG7qfNWo3detrLHdipGTdu5MfyJYXh63Rpo3wOFsx9dpewHltvnk5zU4pSw wxaOVm56rviqrNeJmcBduDwPFkcJ8qYncbYw2GeI= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 9EDA5601A8 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=govinds@codeaurora.org From: Govind Singh To: devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-wireless@vger.kernel.org, ath10k@lists.infradead.org, robh+dt@kernel.org, andy.gross@linaro.org, linux-soc@vger.kernel.org Cc: Govind Singh Subject: [PATCH v3 3/3] dt: bindings: add bindings for wifi iommu node Date: Wed, 10 Oct 2018 17:22:56 +0530 Message-Id: <1539172376-19269-4-git-send-email-govinds@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1539172376-19269-1-git-send-email-govinds@codeaurora.org> References: <1539172376-19269-1-git-send-email-govinds@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP WCN3990 wifi module can optionally make use of the IOMMU. Add binding documentation for phandle to the IOMMU and the stream id of wifi iommu block. Signed-off-by: Govind Singh Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt index f831bb1..3118d99 100644 --- a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt +++ b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt @@ -65,6 +65,10 @@ Optional properties: - -supply: handle to the regulator device tree node optional "supply-name" are "vdd-0.8-cx-mx", "vdd-1.8-xo", "vdd-1.3-rfa" and "vdd-3.3-ch0". +- iommus: + Usage: optional + Value type: + Definition: A list of phandle and IOMMU specifier pairs. Example (to supply the calibration data alone): @@ -163,4 +167,5 @@ wifi@18000000 { vdd-1.8-xo-supply = <&vreg_l7a_1p8>; vdd-1.3-rfa-supply = <&vreg_l17a_1p3>; vdd-3.3-ch0-supply = <&vreg_l25a_3p3>; + iommus = <&apps_smmu 0x0040 0x1>; };