lkml.org 
[lkml]   [2020]   [Nov]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    Date
    SubjectRe: [PATCH V5] dt-bindings: soc: imx: Add binding doc for spba bus
    On Wed, Nov 18, 2020 at 5:04 PM Adam Ford <aford173@gmail.com> wrote:
    >
    > Add binding doc for fsl,spba-bus.
    >
    > Signed-off-by: Adam Ford <aford173@gmail.com>

    Rob,

    Sorry to be a pest. I have a series for the i.MX8M Nano that's
    waiting on this. Have you had time to review my latest attempt?

    adam
    > ---
    > make dt_binding_check -j8 |grep spba
    > DTEX Documentation/devicetree/bindings/bus/fsl,spba-bus.example.dts
    > DTC Documentation/devicetree/bindings/bus/fsl,spba-bus.example.dt.yaml
    > CHECK Documentation/devicetree/bindings/bus/fsl,spba-bus.example.dt.yaml
    >
    > V5: Rebase on 5.10-rc2 to be able to check yaml
    > Add Reg entry
    >
    > V4: Remove an accidental makefile change
    > Move type:object under additional properties
    >
    > V3: Rebase sample from aips-bus example
    > Split off from series adding i.MX8M Nano functions to reduce noise
    >
    > V2: Attempted to update yaml from feedback
    >
    > diff --git a/Documentation/devicetree/bindings/bus/fsl,spba-bus.yaml b/Documentation/devicetree/bindings/bus/fsl,spba-bus.yaml
    > new file mode 100644
    > index 000000000000..e9f77ecae3d3
    > --- /dev/null
    > +++ b/Documentation/devicetree/bindings/bus/fsl,spba-bus.yaml
    > @@ -0,0 +1,68 @@
    > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    > +%YAML 1.2
    > +---
    > +$id: http://devicetree.org/schemas/bus/fsl,spba-bus.yaml#
    > +$schema: http://devicetree.org/meta-schemas/core.yaml#
    > +
    > +title: Shared Peripherals Bus Interface
    > +
    > +maintainers:
    > + - Shawn Guo <shawnguo@kernel.org>
    > +
    > +description: |
    > + A simple bus enabling access to shared peripherals.
    > +
    > + The "spba-bus" follows the "simple-bus" set of properties, as
    > + specified in the Devicetree Specification. It is an extension of
    > + "simple-bus" because the SDMA controller uses this compatible flag to
    > + determine which peripherals are available to it and the range over which
    > + the SDMA can access. There are no special clocks for the bus, because
    > + the SDMA controller itself has its interrupt, and clock assignments.
    > +
    > +select:
    > + properties:
    > + compatible:
    > + contains:
    > + const: fsl,spba-bus
    > + required:
    > + - compatible
    > +
    > +properties:
    > + $nodename:
    > + pattern: "^bus(@[0-9a-f]+)?$"
    > +
    > + compatible:
    > + items:
    > + - const: fsl,spba-bus
    > + - const: simple-bus
    > +
    > + '#address-cells':
    > + enum: [ 1, 2 ]
    > +
    > + '#size-cells':
    > + enum: [ 1, 2 ]
    > +
    > + reg:
    > + maxItems: 1
    > +
    > + ranges: true
    > +
    > +required:
    > + - compatible
    > + - '#address-cells'
    > + - '#size-cells'
    > + - reg
    > + - ranges
    > +
    > +additionalProperties:
    > + type: object
    > +
    > +examples:
    > + - |
    > + bus@30000000 {
    > + compatible = "fsl,spba-bus", "simple-bus";
    > + #address-cells = <1>;
    > + #size-cells = <1>;
    > + reg = <0x30000000 0x100000>;
    > + ranges;
    > + };
    > --
    > 2.25.1
    >

    \
     
     \ /
      Last update: 2020-11-26 14:53    [W:2.168 / U:0.008 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site