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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
commit | e5fd91f1ef340da553f7a79da9540c3db711c937 (patch) | |
tree | b11842027dc6641da63f4bcc524f8678263304a3 /Documentation/devicetree/bindings/serial/nxp,sc16is7xx.txt | |
parent | 2a9b0348e685a63d97486f6749622b61e9e3292f (diff) |
Linux-libre 4.2-gnu
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 246c79566..fbfe53635 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>; + }; |