@@ -105,6 +105,8 @@ lpuart1: serial@5a070000 {
assigned-clocks = <&clk IMX_SC_R_UART_1 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <80000000>;
power-domains = <&pd IMX_SC_R_UART_1>;
+ dma-names = "tx","rx";
+ dmas = <&edma2 11 0 0>, <&edma2 10 0 1>;
status = "disabled";
};
@@ -117,6 +119,8 @@ lpuart2: serial@5a080000 {
assigned-clocks = <&clk IMX_SC_R_UART_2 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <80000000>;
power-domains = <&pd IMX_SC_R_UART_2>;
+ dma-names = "tx","rx";
+ dmas = <&edma2 13 0 0>, <&edma2 12 0 1>;
status = "disabled";
};
@@ -129,6 +133,8 @@ lpuart3: serial@5a090000 {
assigned-clocks = <&clk IMX_SC_R_UART_3 IMX_SC_PM_CLK_PER>;
assigned-clock-rates = <80000000>;
power-domains = <&pd IMX_SC_R_UART_3>;
+ dma-names = "tx","rx";
+ dmas = <&edma2 15 0 0>, <&edma2 14 0 1>;
status = "disabled";
};
Add dma support uart[1..3]. Signed-off-by: Frank Li <Frank.Li@nxp.com> --- arch/arm64/boot/dts/freescale/imx8-ss-dma.dtsi | 6 ++++++ 1 file changed, 6 insertions(+)