On Sun, Nov 20, 2022 at 04:21:08PM +0800, Jisheng Zhang wrote: > Add bindings doc for Bouffalolab UART Driver > > Signed-off-by: Jisheng Zhang <jszhang@xxxxxxxxxx> > --- > .../bindings/serial/bouffalolab,uart.yaml | 50 +++++++++++++++++++ > 1 file changed, 50 insertions(+) > create mode 100644 Documentation/devicetree/bindings/serial/bouffalolab,uart.yaml > > diff --git a/Documentation/devicetree/bindings/serial/bouffalolab,uart.yaml b/Documentation/devicetree/bindings/serial/bouffalolab,uart.yaml > new file mode 100644 > index 000000000000..6cef956d33d2 > --- /dev/null > +++ b/Documentation/devicetree/bindings/serial/bouffalolab,uart.yaml > @@ -0,0 +1,50 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +# Copyright (C) 2022 Jisheng Zhang <jszhang@xxxxxxxxxx> > +%YAML 1.2 > +--- > +$id: "http://devicetree.org/schemas/serial/bouffalolab,uart.yaml#"; > +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; > + > +title: Bouffalolab UART Controller > + > +maintainers: > + - Jisheng Zhang <jszhang@xxxxxxxxxx> > + > +allOf: > + - $ref: serial.yaml# > + > +properties: > + compatible: > + const: bouffalolab,uart 'bouffalolab' needs to be documented in vendor-prefixes.yaml. > + > + reg: > + maxItems: 1 > + > + interrupts: > + maxItems: 1 > + > + clocks: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/interrupt-controller/irq.h> > + aliases { Drop, not relevant to the binding. > + serial0 = &uart0; > + }; > + > + uart0: serial@30002000 { > + compatible = "bouffalolab,uart"; > + reg = <0x30002000 0x1000>; > + interrupts = <53 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&xtal>; > + }; > +... > -- > 2.37.2 > >
