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Thu, 23 Nov 2023 20:58:18 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1783420055266614791 X-GMAIL-MSGID: 1783420055266614791 In preparation for introducing more register regions, add description for existing register regions so that its easier to map reg-names to that of SoC Documentations/TRMs. Signed-off-by: Vignesh Raghavendra Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/dma/ti/k3-bcdma.yaml | 18 +++++++++++++++--- .../devicetree/bindings/dma/ti/k3-pktdma.yaml | 6 +++++- .../devicetree/bindings/dma/ti/k3-udma.yaml | 5 ++++- 3 files changed, 24 insertions(+), 5 deletions(-) diff --git a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml index 4ca300a42a99..11727af9df73 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml @@ -141,7 +141,10 @@ allOf: ti,sci-rm-range-tchan: false reg: - maxItems: 3 + items: + - description: BCDMA Control /Status Registers region + - description: RX Channel Realtime Registers region + - description: Ring Realtime Registers region reg-names: items: @@ -160,7 +163,12 @@ allOf: then: properties: reg: - minItems: 5 + items: + - description: BCDMA Control /Status Registers region + - description: Block Copy Channel Realtime Registers region + - description: RX Channel Realtime Registers region + - description: TX Channel Realtime Registers region + - description: Ring Realtime Registers region reg-names: items: @@ -184,7 +192,11 @@ allOf: ti,sci-rm-range-bchan: false reg: - maxItems: 4 + items: + - description: BCDMA Control /Status Registers region + - description: RX Channel Realtime Registers region + - description: TX Channel Realtime Registers region + - description: Ring Realtime Registers region reg-names: items: diff --git a/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml index a69f62f854d8..3580b08f65c6 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml @@ -45,7 +45,11 @@ properties: The second cell is the ASEL value for the channel reg: - maxItems: 4 + items: + - description: Packet DMA Control /Status Registers region + - description: RX Channel Realtime Registers region + - description: TX Channel Realtime Registers region + - description: Ring Realtime Registers region reg-names: items: diff --git a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml index 22f6c5e2f7f4..ded588bd079a 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml @@ -69,7 +69,10 @@ properties: - ti,j721e-navss-mcu-udmap reg: - maxItems: 3 + items: + - description: UDMA-P Control /Status Registers region + - description: RX Channel Realtime Registers region + - description: TX Channel Realtime Registers region reg-names: items: From patchwork Fri Nov 24 04:57:20 2023 Content-Type: text/plain; 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[2620:137:e000::3:7]) by mx.google.com with ESMTPS id m190-20020a6326c7000000b005c17391f233si2802148pgm.852.2023.11.23.21.01.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Nov 2023 21:01:08 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) client-ip=2620:137:e000::3:7; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=gmaFe0vk; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id 70A0681A1EBE; Thu, 23 Nov 2023 20:58:24 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231255AbjKXE6E (ORCPT + 99 others); Thu, 23 Nov 2023 23:58:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46848 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231127AbjKXE6A (ORCPT ); Thu, 23 Nov 2023 23:58:00 -0500 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 776CED6F; Thu, 23 Nov 2023 20:58:06 -0800 (PST) Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 3AO4w08f043213; Thu, 23 Nov 2023 22:58:00 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1700801880; bh=Nr4yvQ63vzpR8jqHfgCSy9Z4F3QZkyPd0SgK2o1Puek=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=gmaFe0vkxa1e98/bnamHh/Mf3otRudVdOxqh89ystSFq0MIb080N6ji9Dw1AoSVNJ jwl8Ol32lS3W3YjJZUFTGAHMNIyMsaUBgGFg1HLkPrA8Ql5OsodY3FCuDUCux2INhI HTl/6Jup/xBjjZs6d+i74HsBr+G3449DctnXZ//Y= Received: from DLEE114.ent.ti.com (dlee114.ent.ti.com [157.170.170.25]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 3AO4w0Ps080884 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 23 Nov 2023 22:58:00 -0600 Received: from DLEE102.ent.ti.com (157.170.170.32) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 23 Nov 2023 22:58:00 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE102.ent.ti.com (157.170.170.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Thu, 23 Nov 2023 22:58:00 -0600 Received: from uda0132425.dhcp.ti.com (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 3AO4vo8h004756; Thu, 23 Nov 2023 22:57:57 -0600 From: Vignesh Raghavendra To: Peter Ujfalusi , Vinod Koul , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: , , , Vignesh Raghavendra , Subject: [PATCH v3 2/4] dt-bindings: dma: ti: k3-bcdma: Describe cfg register regions Date: Fri, 24 Nov 2023 10:27:20 +0530 Message-ID: <20231124045722.191817-3-vigneshr@ti.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231124045722.191817-1-vigneshr@ti.com> References: <20231124045722.191817-1-vigneshr@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Thu, 23 Nov 2023 20:58:24 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1783420229791346960 X-GMAIL-MSGID: 1783420229791346960 Block copy DMA(BCDMA)module on K3 SoCs have ring, BCHAN, TX and RX channel cfg register regions which are usually configured by a Device Management firmware. But certain entities such as bootloader (like U-Boot) may have to access them directly. Describe this region in the binding documentation for completeness of module description. Keep the binding compatible with existing DTS files by requiring first five regions to be present at least. Signed-off-by: Vignesh Raghavendra Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/dma/ti/k3-bcdma.yaml | 23 +++++++++++++++---- 1 file changed, 19 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml index 11727af9df73..27b8e1636560 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml @@ -37,11 +37,11 @@ properties: reg: minItems: 3 - maxItems: 5 + maxItems: 9 reg-names: minItems: 3 - maxItems: 5 + maxItems: 9 "#dma-cells": const: 3 @@ -163,20 +163,30 @@ allOf: then: properties: reg: + minItems: 5 items: - description: BCDMA Control /Status Registers region - description: Block Copy Channel Realtime Registers region - description: RX Channel Realtime Registers region - description: TX Channel Realtime Registers region - description: Ring Realtime Registers region + - description: Ring Configuration Registers region + - description: TX Channel Configuration Registers region + - description: RX Channel Configuration Registers region + - description: Block Copy Channel Configuration Registers region reg-names: + minItems: 5 items: - const: gcfg - const: bchanrt - const: rchanrt - const: tchanrt - const: ringrt + - const: ring + - const: tchan + - const: rchan + - const: bchan required: - ti,sci-rm-range-bchan @@ -232,8 +242,13 @@ examples: <0x0 0x4c000000 0x0 0x20000>, <0x0 0x4a820000 0x0 0x20000>, <0x0 0x4aa40000 0x0 0x20000>, - <0x0 0x4bc00000 0x0 0x100000>; - reg-names = "gcfg", "bchanrt", "rchanrt", "tchanrt", "ringrt"; + <0x0 0x4bc00000 0x0 0x100000>, + <0x0 0x48600000 0x0 0x8000>, + <0x0 0x484a4000 0x0 0x2000>, + <0x0 0x484c2000 0x0 0x2000>, + <0x0 0x48420000 0x0 0x2000>; + reg-names = "gcfg", "bchanrt", "rchanrt", "tchanrt", "ringrt", + "ring", "tchan", "rchan", "bchan"; msi-parent = <&inta_main_dmss>; #dma-cells = <3>; From patchwork Fri Nov 24 04:57:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vignesh Raghavendra X-Patchwork-Id: 169168 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:ce62:0:b0:403:3b70:6f57 with SMTP id o2csp903529vqx; Thu, 23 Nov 2023 21:01:05 -0800 (PST) X-Google-Smtp-Source: AGHT+IGgjOJ8HRMcuX01hPfwXuC6FM6GnRwwDbtQAjbO9YAOh+LSsLFOGKNeqU3ElRixlQgDDUAU X-Received: by 2002:a17:90b:1e53:b0:27f:fc05:a25d with SMTP id pi19-20020a17090b1e5300b0027ffc05a25dmr1405058pjb.18.1700802065679; Thu, 23 Nov 2023 21:01:05 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1700802065; cv=none; d=google.com; s=arc-20160816; b=TmFk6yk1F79XGYqgJ7O8sUuOOC7zJEckqEuVCFo0HkQDh9IqsSCfhbgSOWIojV85fD pBv+kjZ3L3YzQyJRx00j8ZRn/n6WaiS6swzR3n3xEG6qCDSQF+dZeL2pPkD7YL6+Uc4g NWUp33PBv0HXw7/3DfYqhWPbY8t1en80av7hPXxmpuSVNS4hkV84ZZUc3USb6ACbi7IJ R0RNqsjJiGbUglqS5HCYE7S9GfRDHFYnsFTQ3ULyNoMY/b5/urMoe262rF7gh5zijgnp hlv8xYC4gHVvJE0yxnSSnxJMSYFe2jm0cvZQck2EqxUSUiogqsRvBLuLBz8CWRPMwEgI tUFQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=PbWoR+x8jS1n5qKzMhtUnqnJ8AmjrNrmPpkl+xNXAj0=; fh=B6DI7mf76QCA0ygIwIhVcOwVWtR/7jOd0VIow308g04=; b=dRTQE6tMFYSkphQeyOEEDZBcHOoFPID95TXYASFHxQvKblVrlY+NQyZt6CLxGzkLWP m1/ZVpiOzN9i0X2ZmLJ1oLigttUqeEgDF7t33bDIGk0IQw8/hDD6A5IIQ/zsNxA1uPju Tumx5Xw+hXP83Zb9clcEipjyzmQ6lJ1z/vDowT7neG0/qPg9ESj+lo+SbBm/N/uVnB+k wCObdsmH82FJkJ3iAm0JXolyPpOqQpMb1R5AkPl+bO+3slF8xGbNJxZCbdjFdPLNI2ly 26wOW9h4g6pZW+lNcZYhrjh614sXC8kRnF7A6J1E8T7U8PoGY1syD8ZuDVMrandzqCOS sCIg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=Wu4+LgRJ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: from snail.vger.email (snail.vger.email. [23.128.96.37]) by mx.google.com with ESMTPS id em10-20020a17090b014a00b00285864ca8a0si1129347pjb.180.2023.11.23.21.01.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Nov 2023 21:01:05 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) client-ip=23.128.96.37; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=Wu4+LgRJ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id E960781A43C5; Thu, 23 Nov 2023 20:58:33 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231389AbjKXE6H (ORCPT + 99 others); Thu, 23 Nov 2023 23:58:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57576 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231222AbjKXE6C (ORCPT ); Thu, 23 Nov 2023 23:58:02 -0500 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 316B9D72; Thu, 23 Nov 2023 20:58:09 -0800 (PST) Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 3AO4w3gl043223; Thu, 23 Nov 2023 22:58:03 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1700801883; bh=PbWoR+x8jS1n5qKzMhtUnqnJ8AmjrNrmPpkl+xNXAj0=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Wu4+LgRJzTvx1KSNAmx5HALdO2MhUq1DnY4dpEFsr/i5Q5O5YleLEACTd/aB8lhQG fmZczljRlWo5PIgMwPAC784fkc06OAQb1gqlJ2XEVWboIK3qTrug13bsonK6Ehixkc wNyY9YkfT8qMK7VukCHbHM+GHiMeXN9W2ISwl4/8= Received: from DFLE114.ent.ti.com (dfle114.ent.ti.com [10.64.6.35]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 3AO4w35k076500 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 23 Nov 2023 22:58:03 -0600 Received: from DFLE115.ent.ti.com (10.64.6.36) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 23 Nov 2023 22:58:03 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Thu, 23 Nov 2023 22:58:03 -0600 Received: from uda0132425.dhcp.ti.com (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 3AO4vo8i004756; Thu, 23 Nov 2023 22:58:00 -0600 From: Vignesh Raghavendra To: Peter Ujfalusi , Vinod Koul , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: , , , Vignesh Raghavendra , Subject: [PATCH v3 3/4] dt-bindings: dma: ti: k3-pktdma: Describe cfg register regions Date: Fri, 24 Nov 2023 10:27:21 +0530 Message-ID: <20231124045722.191817-4-vigneshr@ti.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231124045722.191817-1-vigneshr@ti.com> References: <20231124045722.191817-1-vigneshr@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Thu, 23 Nov 2023 20:58:34 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1783420226976534392 X-GMAIL-MSGID: 1783420226976534392 Packet DMA (PKTDMA) module on K3 SoCs have ring cfg, TX and RX channel cfg and RX flow cfg register regions which are usually configured by a Device Management firmware. But certain entities such as bootloader (like U-Boot) may have to access them directly. Describe this region in the binding documentation for completeness of module description. Keep the binding compatible with existing DTS files by requiring first four regions to be present at least. Signed-off-by: Vignesh Raghavendra Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/dma/ti/k3-pktdma.yaml | 20 +++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml index 3580b08f65c6..11e064c02994 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-pktdma.yaml @@ -45,18 +45,28 @@ properties: The second cell is the ASEL value for the channel reg: + minItems: 4 items: - description: Packet DMA Control /Status Registers region - description: RX Channel Realtime Registers region - description: TX Channel Realtime Registers region - description: Ring Realtime Registers region + - description: Ring Configuration Registers region + - description: TX Configuration Registers region + - description: RX Configuration Registers region + - description: RX Flow Configuration Registers region reg-names: + minItems: 4 items: - const: gcfg - const: rchanrt - const: tchanrt - const: ringrt + - const: ring + - const: tchan + - const: rchan + - const: rflow msi-parent: true @@ -140,8 +150,14 @@ examples: reg = <0x0 0x485c0000 0x0 0x100>, <0x0 0x4a800000 0x0 0x20000>, <0x0 0x4aa00000 0x0 0x40000>, - <0x0 0x4b800000 0x0 0x400000>; - reg-names = "gcfg", "rchanrt", "tchanrt", "ringrt"; + <0x0 0x4b800000 0x0 0x400000>, + <0x0 0x485e0000 0x0 0x20000>, + <0x0 0x484a0000 0x0 0x4000>, + <0x0 0x484c0000 0x0 0x2000>, + <0x0 0x48430000 0x0 0x4000>; + reg-names = "gcfg", "rchanrt", "tchanrt", "ringrt", + "ring", "tchan", "rchan", "rflow"; + msi-parent = <&inta_main_dmss>; #dma-cells = <2>; From patchwork Fri Nov 24 04:57:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vignesh Raghavendra X-Patchwork-Id: 169170 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:ce62:0:b0:403:3b70:6f57 with SMTP id o2csp903594vqx; Thu, 23 Nov 2023 21:01:11 -0800 (PST) X-Google-Smtp-Source: AGHT+IHJEeirdXCaEnAXBHLXHGTM/hxYGK+9DTZ42Di4IOyNPljO9BtpiuYsJcsQzoC3rG2qaf/I X-Received: by 2002:a17:902:f68e:b0:1cf:a0b7:c68b with SMTP id l14-20020a170902f68e00b001cfa0b7c68bmr2298579plg.8.1700802070706; Thu, 23 Nov 2023 21:01:10 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1700802070; cv=none; d=google.com; s=arc-20160816; b=XTgqEdslVFbmhNI/0UST/LJU8b91PT47MJtXoubMU0fw2kuzFCE7FmjisHNI1XQAIZ mCJ4HygJNMCHrQHi27M9HAaAUvB+bxhPx1hHjIZYn16W8yHezXj4KuAaI5j7i8qRlgI/ i/idLZBmBooucjNN+p+5dvi55fNikAh7KpCg8hYZUJQ9tsmsi0fz+sFVxCIphhBZQh98 hzrvz7F6WG1TyjuCsIx8MPieYo9LR7SoyEXcos/n3YBniu/M0HpmkUaajTcwgSgxn5QO EQnYG0dnE9/VmpTisYqMWdheUEJ6O7TnSaMZHbs/XnwGU774NPOrdICHyRWiw9zy3dCh 0paQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=Q1gyWSbxTBCR6bJ5T/9ZpdTilTyPX7BqQhvvGnSbOb4=; fh=B6DI7mf76QCA0ygIwIhVcOwVWtR/7jOd0VIow308g04=; b=qGjh0+uVdm7lEjTNVIRXRCn+jf/1F6E9Y0qFFW2ARCFv3+VTbG8MGvxy09zNkY9lr5 R7I6vzz37Wab9zKqY9pHzLojJPmOaV63BfuuCc2u6XJAJTlo1ZNMHkGoPpNPOrNaiNFj JtTw8Q5zFKQH/z53yp3s95JEUIHurPZacNOLORdN7TdU/yxX1m/htf+eBJoOoJZCiX1e lK4qk7xMCTBdyOkHriqKAMhwDHsOsDxlNl0qcG9a53ssqfPtz5sZreUr80s+nmhb21HW aooUt4zUjJJdOVro/LFaHEh9Hyd2x8czcoa/rElNOVlYGth2+YUpWYC5dtU2dw7fGN5T oX9g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=oEJWSGTf; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: from snail.vger.email (snail.vger.email. [23.128.96.37]) by mx.google.com with ESMTPS id y32-20020a631820000000b005bd85b5a76csi2732515pgl.274.2023.11.23.21.01.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 23 Nov 2023 21:01:10 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) client-ip=23.128.96.37; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=oEJWSGTf; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id 8EF9581A43C3; Thu, 23 Nov 2023 20:58:34 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231494AbjKXE6L (ORCPT + 99 others); Thu, 23 Nov 2023 23:58:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57606 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231326AbjKXE6F (ORCPT ); Thu, 23 Nov 2023 23:58:05 -0500 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4AAC8D67; Thu, 23 Nov 2023 20:58:12 -0800 (PST) Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 3AO4w6dK043238; Thu, 23 Nov 2023 22:58:06 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1700801886; bh=Q1gyWSbxTBCR6bJ5T/9ZpdTilTyPX7BqQhvvGnSbOb4=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=oEJWSGTf2FUhC/x6FubTI7xI72Udx/1rWalhkg5rsLoPb0bo499WD12iRhhg5qCPm Ye83/7gUMIs9Yq3FPJ0hJA8kDg6aKQpOx9ldoSRHQjP/Flt5NSEk0Axe3T4AObMhBI jP7a5cX+dkj0wLlXSTve+1VYrz2eV8IBT/pV2wmQ= Received: from DFLE111.ent.ti.com (dfle111.ent.ti.com [10.64.6.32]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 3AO4w60Q081147 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 23 Nov 2023 22:58:06 -0600 Received: from DFLE110.ent.ti.com (10.64.6.31) by DFLE111.ent.ti.com (10.64.6.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 23 Nov 2023 22:58:06 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE110.ent.ti.com (10.64.6.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Thu, 23 Nov 2023 22:58:06 -0600 Received: from uda0132425.dhcp.ti.com (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 3AO4vo8j004756; Thu, 23 Nov 2023 22:58:03 -0600 From: Vignesh Raghavendra To: Peter Ujfalusi , Vinod Koul , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: , , , Vignesh Raghavendra , Subject: [PATCH v3 4/4] dt-bindings: dma: ti: k3-udma: Describe cfg register regions Date: Fri, 24 Nov 2023 10:27:22 +0530 Message-ID: <20231124045722.191817-5-vigneshr@ti.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231124045722.191817-1-vigneshr@ti.com> References: <20231124045722.191817-1-vigneshr@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Thu, 23 Nov 2023 20:58:34 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1783420232262254520 X-GMAIL-MSGID: 1783420232262254520 Unified DMA (UDMA) module on K3 SoCs have TX and RX channel cfg and RX flow cfg register regions which are usually configured by a Device Management firmware. But certain entities such as bootloader (like U-Boot) may have to access them directly. Describe this region in the binding documentation for completeness of module description. Keep the binding compatible with existing DTS files by requiring first four regions to be present at least. Signed-off-by: Vignesh Raghavendra Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/dma/ti/k3-udma.yaml | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml index ded588bd079a..b18cf2bfdb5b 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml @@ -69,16 +69,24 @@ properties: - ti,j721e-navss-mcu-udmap reg: + minItems: 3 items: - description: UDMA-P Control /Status Registers region - description: RX Channel Realtime Registers region - description: TX Channel Realtime Registers region + - description: TX Configuration Registers region + - description: RX Configuration Registers region + - description: RX Flow Configuration Registers region reg-names: + minItems: 3 items: - const: gcfg - const: rchanrt - const: tchanrt + - const: tchan + - const: rchan + - const: rflow msi-parent: true @@ -161,8 +169,11 @@ examples: compatible = "ti,am654-navss-main-udmap"; reg = <0x0 0x31150000 0x0 0x100>, <0x0 0x34000000 0x0 0x100000>, - <0x0 0x35000000 0x0 0x100000>; - reg-names = "gcfg", "rchanrt", "tchanrt"; + <0x0 0x35000000 0x0 0x100000>, + <0x0 0x30b00000 0x0 0x20000>, + <0x0 0x30c00000 0x0 0x8000>, + <0x0 0x30d00000 0x0 0x4000>; + reg-names = "gcfg", "rchanrt", "tchanrt", "tchan", "rchan", "rflow"; #dma-cells = <1>; ti,ringacc = <&ringacc>;