From: Marcel Ziswiler marcel.ziswiler@toradex.com
Add support for lpuart1, lpuart2 and lpuart3.
Signed-off-by: Marcel Ziswiler marcel.ziswiler@toradex.com
---
arch/arm/dts/fsl-imx8dx.dtsi | 54 ++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+)
diff --git a/arch/arm/dts/fsl-imx8dx.dtsi b/arch/arm/dts/fsl-imx8dx.dtsi index 3b1a2a20e3..715abb413d 100644 --- a/arch/arm/dts/fsl-imx8dx.dtsi +++ b/arch/arm/dts/fsl-imx8dx.dtsi @@ -236,6 +236,21 @@ power-domains = <&pd_dma>; wakeup-irq = <225>; }; + pd_dma_lpuart1: PD_DMA_UART1 { + reg = <SC_R_UART_1>; + #power-domain-cells = <0>; + power-domains = <&pd_dma>; + }; + pd_dma_lpuart2: PD_DMA_UART2 { + reg = <SC_R_UART_2>; + #power-domain-cells = <0>; + power-domains = <&pd_dma>; + }; + pd_dma_lpuart3: PD_DMA_UART3 { + reg = <SC_R_UART_3>; + #power-domain-cells = <0>; + power-domains = <&pd_dma>; + }; }; };
@@ -402,6 +417,45 @@ status = "disabled"; };
+ lpuart1: serial@5a070000 { + compatible = "fsl,imx8qm-lpuart"; + reg = <0x0 0x5a070000 0x0 0x1000>; + interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX8QXP_UART1_CLK>, + <&clk IMX8QXP_UART1_IPG_CLK>; + clock-names = "per", "ipg"; + assigned-clocks = <&clk IMX8QXP_UART1_CLK>; + assigned-clock-rates = <80000000>; + power-domains = <&pd_dma_lpuart1>; + status = "disabled"; + }; + + lpuart2: serial@5a080000 { + compatible = "fsl,imx8qm-lpuart"; + reg = <0x0 0x5a080000 0x0 0x1000>; + interrupts = <GIC_SPI 227 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX8QXP_UART2_CLK>, + <&clk IMX8QXP_UART2_IPG_CLK>; + clock-names = "per", "ipg"; + assigned-clocks = <&clk IMX8QXP_UART2_CLK>; + assigned-clock-rates = <80000000>; + power-domains = <&pd_dma_lpuart2>; + status = "disabled"; + }; + + lpuart3: serial@5a090000 { + compatible = "fsl,imx8qm-lpuart"; + reg = <0x0 0x5a090000 0x0 0x1000>; + interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX8QXP_UART3_CLK>, + <&clk IMX8QXP_UART3_IPG_CLK>; + clock-names = "per", "ipg"; + assigned-clocks = <&clk IMX8QXP_UART3_CLK>; + assigned-clock-rates = <80000000>; + power-domains = <&pd_dma_lpuart3>; + status = "disabled"; + }; + usdhc1: usdhc@5b010000 { compatible = "fsl,imx8qm-usdhc", "fsl,imx6sl-usdhc"; interrupt-parent = <&gic>;