diff options
Diffstat (limited to 'Documentation/devicetree/bindings/serial')
-rw-r--r-- | Documentation/devicetree/bindings/serial/lantiq_asc.txt | 16 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/serial/nvidia,tegra20-hsuart.txt | 24 |
2 files changed, 40 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/lantiq_asc.txt b/Documentation/devicetree/bindings/serial/lantiq_asc.txt new file mode 100644 index 00000000000..5b78591aaa4 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/lantiq_asc.txt @@ -0,0 +1,16 @@ +Lantiq SoC ASC serial controller + +Required properties: +- compatible : Should be "lantiq,asc" +- reg : Address and length of the register set for the device +- interrupts: the 3 (tx rx err) interrupt numbers. The interrupt specifier + depends on the interrupt-parent interrupt controller. + +Example: + +asc1: serial@E100C00 { + compatible = "lantiq,asc"; + reg = <0xE100C00 0x400>; + interrupt-parent = <&icu0>; + interrupts = <112 113 114>; +}; diff --git a/Documentation/devicetree/bindings/serial/nvidia,tegra20-hsuart.txt b/Documentation/devicetree/bindings/serial/nvidia,tegra20-hsuart.txt new file mode 100644 index 00000000000..392a4493eeb --- /dev/null +++ b/Documentation/devicetree/bindings/serial/nvidia,tegra20-hsuart.txt @@ -0,0 +1,24 @@ +NVIDIA Tegra20/Tegra30 high speed (DMA based) UART controller driver. + +Required properties: +- compatible : should be "nvidia,tegra30-hsuart", "nvidia,tegra20-hsuart". +- reg: Should contain UART controller registers location and length. +- interrupts: Should contain UART controller interrupts. +- nvidia,dma-request-selector : The Tegra DMA controller's phandle and + request selector for this UART controller. + +Optional properties: +- nvidia,enable-modem-interrupt: Enable modem interrupts. Should be enable + only if all 8 lines of UART controller are pinmuxed. + +Example: + +serial@70006000 { + compatible = "nvidia,tegra30-hsuart", "nvidia,tegra20-hsuart"; + reg = <0x70006000 0x40>; + reg-shift = <2>; + interrupts = <0 36 0x04>; + nvidia,dma-request-selector = <&apbdma 8>; + nvidia,enable-modem-interrupt; + status = "disabled"; +}; |