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Diffstat (limited to 'Documentation/devicetree/bindings/serial/nxp,sc16is7xx.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/serial/nxp,sc16is7xx.txt | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/nxp,sc16is7xx.txt b/Documentation/devicetree/bindings/serial/nxp,sc16is7xx.txt index 246c795668dc..fbfe53635a3a 100644 --- a/Documentation/devicetree/bindings/serial/nxp,sc16is7xx.txt +++ b/Documentation/devicetree/bindings/serial/nxp,sc16is7xx.txt @@ -1,4 +1,5 @@ * NXP SC16IS7xx advanced Universal Asynchronous Receiver-Transmitter (UART) +* i2c as bus Required properties: - compatible: Should be one of the following: @@ -31,3 +32,39 @@ Example: gpio-controller; #gpio-cells = <2>; }; + +* spi as bus + +Required properties: +- compatible: Should be one of the following: + - "nxp,sc16is740" for NXP SC16IS740, + - "nxp,sc16is741" for NXP SC16IS741, + - "nxp,sc16is750" for NXP SC16IS750, + - "nxp,sc16is752" for NXP SC16IS752, + - "nxp,sc16is760" for NXP SC16IS760, + - "nxp,sc16is762" for NXP SC16IS762. +- reg: SPI chip select number. +- interrupt-parent: The phandle for the interrupt controller that + services interrupts for this IC. +- interrupts: Specifies the interrupt source of the parent interrupt + controller. The format of the interrupt specifier depends on the + parent interrupt controller. +- clocks: phandle to the IC source clock. + +Optional properties: +- gpio-controller: Marks the device node as a GPIO controller. +- #gpio-cells: Should be two. The first cell is the GPIO number and + the second cell is used to specify the GPIO polarity: + 0 = active high, + 1 = active low. + +Example: + sc16is750: sc16is750@0 { + compatible = "nxp,sc16is750"; + reg = <0>; + clocks = <&clk20m>; + interrupt-parent = <&gpio3>; + interrupts = <7 IRQ_TYPE_EDGE_FALLING>; + gpio-controller; + #gpio-cells = <2>; + }; |