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Wed, 20 Mar 2019 13:25:45 -0700 (PDT) From: John Stultz To: lkml Cc: John Stultz , Tanglei Han , Zhuangluan Su , Ryan Grachek , Manivannan Sadhasivam , Wei Xu , Rob Herring , Mark Rutland , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH 1/3] arm64: dts: hi3660: Add dma to uart nodes Date: Wed, 20 Mar 2019 13:25:38 -0700 Message-Id: <1553113540-28726-2-git-send-email-john.stultz@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1553113540-28726-1-git-send-email-john.stultz@linaro.org> References: <1553113540-28726-1-git-send-email-john.stultz@linaro.org> Try to add DMA support to the uart nodes following the assignments made in the dts from the victoria vendor kernel here: https://consumer.huawei.com/en/opensource/detail/?siteCode=worldwide&keywords=p10&fileType=openSourceSoftware&pageSize=10&curPage=1 Cc: Tanglei Han Cc: Zhuangluan Su Cc: Ryan Grachek Cc: Manivannan Sadhasivam Cc: Wei Xu Cc: Rob Herring Cc: Mark Rutland Cc: linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org Acked-by: Manivannan Sadhasivam Signed-off-by: John Stultz --- v3: * Remove dma enablment on uart0 which would use reserved channel 0 --- arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) -- 2.7.4 diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi index 2f19e0e..a3eeab1 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi @@ -478,6 +478,8 @@ compatible = "arm,pl011", "arm,primecell"; reg = <0x0 0xfdf00000 0x0 0x1000>; interrupts = ; + dma-names = "rx", "tx"; + dmas = <&dma0 2 &dma0 3>; clocks = <&crg_ctrl HI3660_CLK_GATE_UART1>, <&crg_ctrl HI3660_CLK_GATE_UART1>; clock-names = "uartclk", "apb_pclk"; @@ -490,6 +492,8 @@ compatible = "arm,pl011", "arm,primecell"; reg = <0x0 0xfdf03000 0x0 0x1000>; interrupts = ; + dma-names = "rx", "tx"; + dmas = <&dma0 4 &dma0 5>; clocks = <&crg_ctrl HI3660_CLK_GATE_UART2>, <&crg_ctrl HI3660_PCLK>; clock-names = "uartclk", "apb_pclk"; @@ -514,6 +518,8 @@ compatible = "arm,pl011", "arm,primecell"; reg = <0x0 0xfdf01000 0x0 0x1000>; interrupts = ; + dma-names = "rx", "tx"; + dmas = <&dma0 6 &dma0 7>; clocks = <&crg_ctrl HI3660_CLK_GATE_UART4>, <&crg_ctrl HI3660_CLK_GATE_UART4>; clock-names = "uartclk", "apb_pclk"; @@ -526,6 +532,8 @@ compatible = "arm,pl011", "arm,primecell"; reg = <0x0 0xfdf05000 0x0 0x1000>; interrupts = ; + dma-names = "rx", "tx"; + dmas = <&dma0 8 &dma0 9>; clocks = <&crg_ctrl HI3660_CLK_GATE_UART5>, <&crg_ctrl HI3660_CLK_GATE_UART5>; clock-names = "uartclk", "apb_pclk"; From patchwork Wed Mar 20 20:25:39 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 160733 Delivered-To: patches@linaro.org Received: by 2002:a02:c6d8:0:0:0:0:0 with SMTP id r24csp6736jan; Wed, 20 Mar 2019 13:25:48 -0700 (PDT) X-Received: by 2002:a17:902:56a:: with SMTP id 97mr10067299plf.320.1553113548778; Wed, 20 Mar 2019 13:25:48 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1553113548; cv=none; d=google.com; s=arc-20160816; b=FN8r6kF4gZ4rrN83+q+igkICtpyKTVmR9hctmaBDK1QGAn7odIQp9+hhXKyUCZmyif V3cbLr3eFDJC9KZ68tBaAMyUQsl6RsoTfFt7Gw0I20WdveGZjpVol3NsCWZbXI9CfJ3R YzhMaPpM3ZQiIE9JhtfvMOaUF9L+y8i3u6zJdVDcSCPB7dNH1y4Q6AgqmWJRSEYUt05V ACPWfxQ6UpwayeR56lg5IBz+WoCF4qIgL3M5kb0lS9oRu8+xjUUeD/XYslnDuZxWSyZf NBGPdVOBgKlD2kTwj9Lyk7ZlR0ag2Hx5XXvivI7ySLx1YoMprA34V0LpwEU16bW1PDS2 Gb7Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; 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Wed, 20 Mar 2019 13:25:47 -0700 (PDT) From: John Stultz To: lkml Cc: Youlin Wang , Tanglei Han , Zhuangluan Su , Ryan Grachek , Manivannan Sadhasivam , Wei Xu , Rob Herring , Mark Rutland , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, John Stultz Subject: [PATCH 2/3] arm64: dts: hi3660: Add hisi asp dma device Date: Wed, 20 Mar 2019 13:25:39 -0700 Message-Id: <1553113540-28726-3-git-send-email-john.stultz@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1553113540-28726-1-git-send-email-john.stultz@linaro.org> References: <1553113540-28726-1-git-send-email-john.stultz@linaro.org> From: Youlin Wang Add asp-dma device to hi3660 dts Cc: Tanglei Han Cc: Zhuangluan Su Cc: Ryan Grachek Cc: Manivannan Sadhasivam Cc: Wei Xu Cc: Rob Herring Cc: Mark Rutland Cc: linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org Acked-by: Manivannan Sadhasivam Signed-off-by: Youlin Wang Signed-off-by: Tanglei Han Signed-off-by: John Stultz --- v2: Removed undocumented bindings --- arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+) -- 2.7.4 diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi index a3eeab1..fb5498d 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi @@ -567,6 +567,16 @@ dma-type = "hi3660_dma"; }; + asp_dmac: dma-controller@e804b000 { + compatible = "hisilicon,hisi-pcm-asp-dma-1.0"; + reg = <0x0 0xe804b000 0x0 0x1000>; + #dma-cells = <1>; + dma-channels = <16>; + dma-requests = <32>; + interrupts = ; + interrupt-names = "asp_dma_irq"; + }; + rtc0: rtc@fff04000 { compatible = "arm,pl031", "arm,primecell"; reg = <0x0 0Xfff04000 0x0 0x1000>; From patchwork Wed Mar 20 20:25:40 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 160734 Delivered-To: patches@linaro.org Received: by 2002:a02:c6d8:0:0:0:0:0 with SMTP id r24csp6756jan; Wed, 20 Mar 2019 13:25:50 -0700 (PDT) X-Received: by 2002:aa7:928d:: with SMTP id j13mr32649605pfa.112.1553113550283; Wed, 20 Mar 2019 13:25:50 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1553113550; cv=none; d=google.com; s=arc-20160816; b=IHT1WXBT1ZqpDlwD82Kkkj/ITRUh30Ed3OZD4tUDkd+wUw5vm6zPntWv6VcPVMmEkh XYaUjUnFCYLgpL202Qdac9pSbwjrZsrCHVmFwNVBqmEasZn15ZsdDaBiunCpnOvT81vt c0j7ayqPClRIlGK7h/Fex0LiIKqxtdBr/m8wSgMkZBes8amJwkYaDuezVjg3pJ8cHdVS BLeTQc4rlkY0kqzSzi+KMX5MKUtUJx2iZLkG7FqYpa2zrZB+sE43mXuii6tRxHOJWP6V 7/7pOKYZpPMsgQfG8ikHqhRMnFpB1n6TUFxNx/YF351shvm78QtPB6KWI7ShkPQWKxM1 46ng== ARC-Message-Signature: i=1; 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Cc: Tanglei Han Cc: Zhuangluan Su Cc: Ryan Grachek Cc: Manivannan Sadhasivam Cc: Wei Xu Cc: Rob Herring Cc: Mark Rutland Cc: linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org Signed-off-by: John Stultz --- v3: Renamed to hisi-dma-avail-chan v4: Renamed to dma-channel-mask --- arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.7.4 diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi index fb5498d..aa6a8ad 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi @@ -560,7 +560,7 @@ #dma-cells = <1>; dma-channels = <16>; dma-requests = <32>; - dma-min-chan = <1>; + dma-channel-mask = <0xfffe>; interrupts = ; clocks = <&crg_ctrl HI3660_CLK_GATE_DMAC>; dma-no-cci;