From patchwork Fri Oct 25 07:30:54 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 11211549 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 7978313B1 for ; Fri, 25 Oct 2019 07:30:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 574B2222BD for ; Fri, 25 Oct 2019 07:30:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="U0lEHUyh" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2436714AbfJYHaE (ORCPT ); Fri, 25 Oct 2019 03:30:04 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:48878 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2436703AbfJYHaE (ORCPT ); Fri, 25 Oct 2019 03:30:04 -0400 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id x9P7TwoV011174; Fri, 25 Oct 2019 02:29:58 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1571988598; bh=arZMjFkSUwGW/O88UV38VO+/3czIljIqMYjKH7DkrHA=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=U0lEHUyhrqMnzuVElsu8rzeZSrYdZtm971/hBuSLwdGIRpVfAuRVUTe33qwl0eRg3 CY4siQFyPpPGUKYZa0VbC6Re5PF87WPCQxTOGV3RtaKZXNrl7JRq5XkBzxI+h0ln0D cypjjoWoo42mHJtbi8IcnVobtlVwA/DPJQUbpBUg= Received: from DLEE103.ent.ti.com (dlee103.ent.ti.com [157.170.170.33]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x9P7Twk6105539 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 25 Oct 2019 02:29:58 -0500 Received: from DLEE105.ent.ti.com (157.170.170.35) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Fri, 25 Oct 2019 02:29:47 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Fri, 25 Oct 2019 02:29:47 -0500 Received: from feketebors.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id x9P7Tr4G103329; Fri, 25 Oct 2019 02:29:55 -0500 From: Peter Ujfalusi To: , CC: , , , Subject: [PATCH v5 1/3] dt-bindings: dmaengine: dma-common: Change dma-channel-mask to uint32-array Date: Fri, 25 Oct 2019 10:30:54 +0300 Message-ID: <20191025073056.25450-2-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191025073056.25450-1-peter.ujfalusi@ti.com> References: <20191025073056.25450-1-peter.ujfalusi@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org Make the dma-channel-mask to be usable for controllers with more than 32 channels. Signed-off-by: Peter Ujfalusi Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/dma/dma-common.yaml | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/dma/dma-common.yaml b/Documentation/devicetree/bindings/dma/dma-common.yaml index ed0a49a6f020..02a34ba2b49b 100644 --- a/Documentation/devicetree/bindings/dma/dma-common.yaml +++ b/Documentation/devicetree/bindings/dma/dma-common.yaml @@ -25,11 +25,18 @@ properties: Used to provide DMA controller specific information. dma-channel-mask: - $ref: /schemas/types.yaml#definitions/uint32 description: Bitmask of available DMA channels in ascending order that are not reserved by firmware and are available to the kernel. i.e. first channel corresponds to LSB. + The first item in the array is for channels 0-31, the second is for + channels 32-63, etc. + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32-array + items: + minItems: 1 + # Should be enough + maxItems: 255 dma-channels: $ref: /schemas/types.yaml#definitions/uint32