On 10-11-2013 7:33, Laurent Pinchart wrote:
Document the device tree bindings for the sci serial port devices.
Cc: devicetree@xxxxxxxxxxxxxxx
Hm, why are you not CCing a bunch of people responsible for the DT bindings maintenance that scripts/get_maintainer.pl should yield?
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx> Acked-by: Simon Horman <horms+renesas@xxxxxxxxxxxx> --- .../bindings/serial/renesas,sci-serial.txt | 42 ++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt new file mode 100644 index 0000000..66d3bca --- /dev/null +++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt @@ -0,0 +1,42 @@ +* Renesas SH-Mobile Serial Communication Interface + +Required properties: + + - compatible: one of the following types (scif, scifa, scifb, hscif). + + - "renesas,scif-r8a7790" for R8A7790 (R-Car H2) SCIF compatible UART. + - "renesas,scifa-r8a7790" for R8A7790 (R-Car H2) SCIFA compatible UART. + - "renesas,scifb-r8a7790" for R8A7790 (R-Car H2) SCIFB compatible UART. + - "renesas,hscif-r8a7790" for R8A7790 (R-Car H2) HSCIF compatible UART. + - "renesas,scif-generic" for generic SCIF compatible UART. + - "renesas,scifa-generic" for generic SCIFA compatible UART. + - "renesas,scifb-generic" for generic SCIFB compatible UART. + - "renesas,hscif-generic" for generic HSCIF compatible UART. + + When compatible with the generic version, nodes must also list the + SoC-specific version corresponding to the platform.
Which are not all specified here?
+ + - reg: Base address and length of the memory resource used by the UART. + + - interrupt-parent: Reference to the parent interrupt controller.
This is not a required property. It can be specified in the parent node.
+ - interrupts: Interrupt number.
s/number/specifier/
+ + - clocks: Reference to the SCIx UART interface clock. + - clock-names: Should be "sci_ick". + +Note: Each enabled SCIx UART should have an alias correctly numbered in the +"aliases" node. + +Example: + aliases { + serial0 = &scifa0; + }; + + scifa0: serial@e6c40000 { + compatible = "renesas,scifa-r8a7790", "renesas,scifa-generic"; + reg = <0 0xe6c40000 0 64>; + interrupt-parent = <&gic>; + interrupts = <0 144 4>; + clocks = <&mstp2_clks 4>; + clock-names = "sci_ick"; + };
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