From patchwork Mon Oct 1 11:26:35 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Govind Singh X-Patchwork-Id: 10621869 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 4686C15A7 for ; Mon, 1 Oct 2018 11:26:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 357A2293B8 for ; Mon, 1 Oct 2018 11:26:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 29D2A293C4; Mon, 1 Oct 2018 11:26:55 +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 C902E293B8 for ; Mon, 1 Oct 2018 11:26:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729198AbeJASEM (ORCPT ); Mon, 1 Oct 2018 14:04:12 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:41842 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729147AbeJASEM (ORCPT ); Mon, 1 Oct 2018 14:04:12 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id AEAD960C64; Mon, 1 Oct 2018 11:26:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1538393213; bh=/i4uaP62q1S8q9xzztzDt9803Sa2OPclHO7vMMF21JY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=baRyYAnV5wYE74i2hiDYwmsz8LrnqohAuh58eao5wVUsEXo28P9hMxOvXtpXH6Zc9 xY1+8K55OgEXqckNSzoNod7y9M1BdVf1xIZYgV15yUZ98gvOp8QEz/LS08oMass7/e 6LN/27UGkxeOTyCXFbB2O5jJEM2gfRj56YC1/3ow= Received: from govinds-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 62DE960C61; Mon, 1 Oct 2018 11:26:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1538393212; bh=/i4uaP62q1S8q9xzztzDt9803Sa2OPclHO7vMMF21JY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=W5C3RiWuvpaRXWfXT/vl06s6K33Dd5G1yrGCTkFTkdTT/VBbrToTV5YIsEDxWemvY s7KUYdSMOExUE40bMCq2ekLVcCI4JFfwA523l3Fzf3InQnuOk3s0iTjbW+GnVSNL5b K3qLIRSHC4vO4g8tw5zk8n8AnPG9xt4sm1FiNhhU= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 62DE960C61 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: robh+dt@kernel.org, devicetree@vger.kernel.org, andy.gross@linaro.org, briannorris@chromium.org Cc: ath10k@lists.infradead.org, linux-wireless@vger.kernel.org, Govind Singh Subject: [PATCH v2 3/4] dt: bindings: add bindings for wifi iommu node Date: Mon, 1 Oct 2018 16:56:35 +0530 Message-Id: <20181001112636.31715-4-govinds@codeaurora.org> X-Mailer: git-send-email 2.19.0 In-Reply-To: <20181001112636.31715-1-govinds@codeaurora.org> References: <20181001112636.31715-1-govinds@codeaurora.org> MIME-Version: 1.0 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 --- .../devicetree/bindings/net/wireless/qcom,ath10k.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt index f831bb1c5952..2a2f44c461f7 100644 --- a/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt +++ b/Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt @@ -65,6 +65,11 @@ 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 + for "qcom,wcn3990-wifi" compatible target. Example (to supply the calibration data alone): @@ -163,4 +168,5 @@ 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>; };