[PATCH 3/9] dt-bindings: riscv: Add UltraRISC DP1000 bindings

[Jia Wang]

On 2026-05-15 11:08 +0100, Conor Dooley wrote:
> On Fri, May 15, 2026 at 09:17:59AM +0800, Jia Wang wrote:
> > Add DT binding documentation for the UltraRISC DP1000 SoC.
> > 
> > Signed-off-by: Jia Wang <wangjia at ultrarisc.com>
> > ---
> >  .../devicetree/bindings/riscv/ultrarisc.yaml       | 27 ++++++++++++++++++++++
> >  MAINTAINERS                                        |  6 +++++
> >  2 files changed, 33 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/riscv/ultrarisc.yaml b/Documentation/devicetree/bindings/riscv/ultrarisc.yaml
> > new file mode 100644
> > index 000000000000..d4421c2ef945
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/riscv/ultrarisc.yaml
> > @@ -0,0 +1,27 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/riscv/ultrarisc.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: UltraRISC SoC-based boards
> > +
> > +maintainers:
> > +  - Jia Wang <wangjia at ultrarisc.com>
> > +
> > +description:
> > +  UltraRISC DP1000 SoC-based boards
> > +
> > +properties:
> > +  $nodename:
> > +    const: '/'
> > +  compatible:
> > +    oneOf:
> > +      - items:
> > +          - enum:
> > +              - rongda,m0
> > +              - milkv,titan
> > +          - const: ultrarisc,dp1000
> > +
> > +additionalProperties: true
> > +...
> > diff --git a/MAINTAINERS b/MAINTAINERS
> > index b2040011a386..5bf971ff48b2 100644
> > --- a/MAINTAINERS
> > +++ b/MAINTAINERS
> > @@ -23082,6 +23082,12 @@ F:	include/dt-bindings/power/thead,th1520-power.h
> >  F:	include/dt-bindings/reset/thead,th1520-reset.h
> >  F:	include/linux/firmware/thead/thead,th1520-aon.h
> >  
> > +RISC-V ULTRARISC SoC SUPPORT
> > +M:	Jia Wang <wangjia at ultrarisc.com>
> > +L:	linux-riscv at lists.infradead.org
> > +S:	Maintained
> 
> You work for ultrasoc, probably this should be "Supported".
>

Will change S: to Supported in v2. Thanks.
 
> > +F:	Documentation/devicetree/bindings/riscv/ultrarisc.yaml
> 
> There's no git tree here where patches for the platform will be applied
> before sending them on to the SoC maintainers. Are you expecting me to
> apply patches for this platform?
> 

Will add a T: entry in v2. Thanks for pointing this out.

> > +
> >  RNBD BLOCK DRIVERS
> >  M:	Md. Haris Iqbal <haris.iqbal at ionos.com>
> >  M:	Jack Wang <jinpu.wang at ionos.com>
> > 
> > -- 
> > 2.34.1
> > 

Best Regards,
Jia Wang