{"id":807980,"url":"http://patchwork.ozlabs.org/api/1.0/patches/807980/?format=json","project":{"id":19,"url":"http://patchwork.ozlabs.org/api/1.0/projects/19/?format=json","name":"Linux IMX development","link_name":"linux-imx","list_id":"linux-imx-kernel.lists.patchwork.ozlabs.org","list_email":"linux-imx-kernel@lists.patchwork.ozlabs.org","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20170830233609.13855-4-stefan.bruens@rwth-aachen.de>","date":"2017-08-30T23:36:09","name":"[3/3] dmaengine: sun6i: Add support for Allwinner A64","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"0ca23e56572c64c2640678d17133fc137f77668c","submitter":{"id":67055,"url":"http://patchwork.ozlabs.org/api/1.0/people/67055/?format=json","name":"Stefan Brüns","email":"stefan.bruens@rwth-aachen.de"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-imx/patch/20170830233609.13855-4-stefan.bruens@rwth-aachen.de/mbox/","series":[{"id":725,"url":"http://patchwork.ozlabs.org/api/1.0/series/725/?format=json","date":"2017-08-30T23:36:06","name":"dmaengine: Fix DMA on current allwinner SoCs, add A64 support","version":1,"mbox":"http://patchwork.ozlabs.org/series/725/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/807980/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming-imx@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming-imx@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.infradead.org\n\t(client-ip=65.50.211.133; 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d=\"scan'208\";a=\"11030977\"","From":"=?utf-8?q?Stefan_Br=C3=BCns?= ","To":"","Subject":"[PATCH 3/3] dmaengine: sun6i: Add support for Allwinner A64","Date":"Thu, 31 Aug 2017 01:36:09 +0200","Message-ID":"<20170830233609.13855-4-stefan.bruens@rwth-aachen.de>","X-Mailer":"git-send-email 2.14.1","In-Reply-To":"<20170830233609.13855-1-stefan.bruens@rwth-aachen.de>","References":"<20170830233609.13855-1-stefan.bruens@rwth-aachen.de>","MIME-Version":"1.0","X-Originating-IP":"[77.182.248.91]","X-ClientProxiedBy":"rwthex-w2-a.rwth-ad.de (2002:8682:1a9e::8682:1a9e) To\n\trwthex-w2-b.rwth-ad.de (2002:8682:1a9f::8682:1a9f)","X-CRM114-Version":"20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ","X-CRM114-CacheID":"sfid-20170830_163644_044146_BFACD9A3 ","X-CRM114-Status":"UNSURE ( 7.64 )","X-CRM114-Notice":"Please train this message.","X-Spam-Score":"-4.2 (----)","X-Spam-Report":"SpamAssassin version 3.4.1 on bombadil.infradead.org summary:\n\tContent analysis details: (-4.2 points)\n\tpts rule name description\n\t---- ----------------------\n\t--------------------------------------------------\n\t-2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at http://www.dnswl.org/,\n\tmedium trust [134.130.5.47 listed in list.dnswl.org]\n\t-0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay\n\tdomain\n\t-1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n\t[score: 0.0000]","X-BeenThere":"linux-arm-kernel@lists.infradead.org","X-Mailman-Version":"2.1.21","Precedence":"list","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Cc":"devicetree@vger.kernel.org, Vinod Koul ,\n\tlinux-kernel@vger.kernel.org, Chen-Yu Tsai ,\n\tRob Herring , dmaengine@vger.kernel.org,\n\tMaxime Ripard ,\n\tlinux-arm-kernel@lists.infradead.org","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"base64","Sender":"\"linux-arm-kernel\" ","Errors-To":"linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org","List-Id":"linux-imx-kernel.lists.patchwork.ozlabs.org"},"content":"The A64 SoC has the same dma engine as the H3 (sun8i), with a\nreduced amount of physical channels. Add the proper config data\nand compatible string to support it.\n\nSigned-off-by: Stefan Brüns \n---\n arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 4 ++++\n drivers/dma/sun6i-dma.c | 7 +++++++\n 2 files changed, 11 insertions(+)","diff":"diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi\nindex f96287d3043a..b86019238b77 100644\n--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi\n+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi\n@@ -494,6 +494,8 @@\n \t\t\tinterrupts = ;\n \t\t\tclocks = <&ccu CLK_BUS_SPI0>, <&ccu CLK_SPI0>;\n \t\t\tclock-names = \"ahb\", \"mod\";\n+\t\t\tdmas = <&dma 23>, <&dma 23>;\n+\t\t\tdma-names = \"rx\", \"tx\";\n \t\t\tpinctrl-names = \"default\";\n \t\t\tpinctrl-0 = <&spi0_pins>;\n \t\t\tresets = <&ccu RST_BUS_SPI0>;\n@@ -509,6 +511,8 @@\n \t\t\tinterrupts = ;\n \t\t\tclocks = <&ccu CLK_BUS_SPI1>, <&ccu CLK_SPI1>;\n \t\t\tclock-names = \"ahb\", \"mod\";\n+\t\t\tdmas = <&dma 24>, <&dma 24>;\n+\t\t\tdma-names = \"rx\", \"tx\";\n \t\t\tpinctrl-names = \"default\";\n \t\t\tpinctrl-0 = <&spi1_pins>;\n \t\t\tresets = <&ccu RST_BUS_SPI1>;\ndiff --git a/drivers/dma/sun6i-dma.c b/drivers/dma/sun6i-dma.c\nindex 5f4eee4513e5..6a17c5d63582 100644\n--- a/drivers/dma/sun6i-dma.c\n+++ b/drivers/dma/sun6i-dma.c\n@@ -1068,6 +1068,12 @@ static struct sun6i_dma_config sun8i_h3_dma_cfg = {\n \t.nr_max_vchans = 34,\n \t.dmac_variant = DMAC_VARIANT_H3,\n };\n+\n+static struct sun6i_dma_config sun50i_a64_dma_cfg = {\n+\t.nr_max_channels = 8,\n+\t.nr_max_requests = 27,\n+\t.nr_max_vchans = 38,\n+\t.dmac_variant = DMAC_VARIANT_H3,\n };\n \n static const struct of_device_id sun6i_dma_match[] = {\n@@ -1075,6 +1081,7 @@ static const struct of_device_id sun6i_dma_match[] = {\n \t{ .compatible = \"allwinner,sun8i-a23-dma\", .data = &sun8i_a23_dma_cfg },\n \t{ .compatible = \"allwinner,sun8i-a83t-dma\", .data = &sun8i_a83t_dma_cfg },\n \t{ .compatible = \"allwinner,sun8i-h3-dma\", .data = &sun8i_h3_dma_cfg },\n+\t{ .compatible = \"allwinner,sun50i-a64-dma\", .data = &sun50i_a64_dma_cfg },\n \t{ /* sentinel */ }\n };\n MODULE_DEVICE_TABLE(of, sun6i_dma_match);\n","prefixes":["3/3"]}