From patchwork Fri May 5 14:39:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vaishnav Achath X-Patchwork-Id: 13232718 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 86FE3C77B75 for ; Fri, 5 May 2023 14:39:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232845AbjEEOjk (ORCPT ); Fri, 5 May 2023 10:39:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34074 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232758AbjEEOjj (ORCPT ); Fri, 5 May 2023 10:39:39 -0400 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E3543C38; Fri, 5 May 2023 07:39:38 -0700 (PDT) Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 345EdY3k083468; Fri, 5 May 2023 09:39:34 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1683297574; bh=dDL1Ix5ed3FpBkik2TeAdp7w4F8HGFiJXQbTgcTMItg=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=ipxeQOzq47k4DVknxcdtEMQNqnfx4hU2QZEd/WE/1xiSQkFfHPdZ1GCWQ20r6TRrT YesYYxluA9CxeeCxJ5tB0VtBksCaVkgmwiYb6mXtyEFhGdv6mV9Ca2By3xFwWrSVEo SZn1dz2Awb7gXwTgROhP7uAa/NHqsvXdoCjywhgU= Received: from DFLE108.ent.ti.com (dfle108.ent.ti.com [10.64.6.29]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 345EdYo6015164 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 5 May 2023 09:39:34 -0500 Received: from DFLE102.ent.ti.com (10.64.6.23) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 5 May 2023 09:39:34 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DFLE102.ent.ti.com (10.64.6.23) 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; Fri, 5 May 2023 09:39:34 -0500 Received: from localhost (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 345EdX61113551; Fri, 5 May 2023 09:39:34 -0500 From: Vaishnav Achath To: , , , , CC: , , , , , Subject: [PATCH v3 2/2] dmaengine: ti: k3-udma: Add support for J721S2 CSI BCDMA instance Date: Fri, 5 May 2023 20:09:29 +0530 Message-ID: <20230505143929.28131-3-vaishnav.a@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230505143929.28131-1-vaishnav.a@ti.com> References: <20230505143929.28131-1-vaishnav.a@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org J721S2 has dedicated BCDMA instance for Camera Serial Interface RX and TX. The BCDMA instance supports RX and TX channels but block copy channels are not present, add support for the same. Signed-off-by: Vaishnav Achath --- drivers/dma/ti/k3-udma.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index fc3a2a05ab7b..16c5c333808b 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -4308,6 +4308,15 @@ static struct udma_soc_data am62a_dmss_csi_soc_data = { }, }; +static struct udma_soc_data j721s2_bcdma_csi_soc_data = { + .oes = { + .bcdma_tchan_data = 0x800, + .bcdma_tchan_ring = 0xa00, + .bcdma_rchan_data = 0xe00, + .bcdma_rchan_ring = 0x1000, + }, +}; + static struct udma_match_data am62a_bcdma_csirx_data = { .type = DMA_TYPE_BCDMA, .psil_base = 0x3100, @@ -4346,6 +4355,18 @@ static struct udma_match_data am64_pktdma_data = { }, }; +static struct udma_match_data j721s2_bcdma_csi_data = { + .type = DMA_TYPE_BCDMA, + .psil_base = 0x2000, + .enable_memcpy_support = false, + .burst_size = { + TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_64_BYTES, /* Normal Channels */ + 0, /* No H Channels */ + 0, /* No UH Channels */ + }, + .soc_data = &j721s2_bcdma_csi_soc_data, +}; + static const struct of_device_id udma_of_match[] = { { .compatible = "ti,am654-navss-main-udmap", @@ -4373,6 +4394,10 @@ static const struct of_device_id udma_of_match[] = { .compatible = "ti,am62a-dmss-bcdma-csirx", .data = &am62a_bcdma_csirx_data, }, + { + .compatible = "ti,j721s2-dmss-bcdma-csi", + .data = &j721s2_bcdma_csi_data, + }, { /* Sentinel */ }, };