From 792cea3f48add8ed13febab52a616cb52c3c7c7a Mon Sep 17 00:00:00 2001 From: John Stultz Date: Thu, 4 Apr 2019 01:16:26 -0700 Subject: arm64: dts: hi3660: Add dma to uart nodes 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 Signed-off-by: Wei Xu --- arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'arch/arm64') diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi index 2f19e0e5b7cf..a3eeab1e1283 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"; -- cgit v1.2.3