This patch adds spi-uart controller to LS1012A-FRDM board dts. Device is equipped in SC16IS740 from NXP. Signed-off-by: Pawel Dembicki <paweldembicki@xxxxxxxxx> --- .../boot/dts/freescale/fsl-ls1012a-frdm.dts | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts index 67702667ed8a..9473d16336a2 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1012a-frdm.dts @@ -7,6 +7,7 @@ */ /dts-v1/; +#include <dt-bindings/interrupt-controller/irq.h> #include "fsl-ls1012a.dtsi" / { @@ -57,6 +58,26 @@ simple-audio-card,codec { }; }; +&dspi { + status = "okay"; + bus-num = <0>; + + serial@0 { + reg = <0>; + compatible = "nxp,sc16is740"; + spi-max-frequency = <4000000>; + clocks = <&sc16is7xx_clk>; + interrupt-parent = <&gpio1>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + + sc16is7xx_clk: sc16is7xx_clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <24000000>; + }; + }; +}; + &duart0 { status = "okay"; }; -- 2.25.1