[v3,1/8] dt-bindings: remoteproc: Add Qualcomm PIL info binding
diff mbox series

Message ID 20200211005059.1377279-2-bjorn.andersson@linaro.org
State Changes Requested
Headers show
Series
  • remoteproc: qcom: post mortem debug support
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Commit Message

Bjorn Andersson Feb. 11, 2020, 12:50 a.m. UTC
Add a devicetree binding for the Qualcomm periperal image loader
relocation info region found in the IMEM.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---

Changes since v2:
- Replaced offset with reg to describe the region of IMEM used for the entries

 .../bindings/remoteproc/qcom,pil-info.yaml    | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml

Comments

Stephen Boyd Feb. 14, 2020, 2:24 a.m. UTC | #1
Quoting Bjorn Andersson (2020-02-10 16:50:52)
> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml
> new file mode 100644
> index 000000000000..8386a4da6030
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml
> @@ -0,0 +1,42 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/remoteproc/qcom,pil-info.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm peripheral image loader relocation info binding
> +
> +maintainers:
> +  - Bjorn Andersson <bjorn.andersson@linaro.org>
> +
> +description:
> +  This document defines the binding for describing the Qualcomm peripheral

Maybe drop "This document defines the binding for describing".

> +  image loader relocation memory region, in IMEM, which is used for post mortem
> +  debugging of remoteprocs.
> +
> +properties:
> +  compatible:
> +    const: qcom,pil-reloc-info
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +examples:
> +  - |
> +    imem@146bf000 {
> +      compatible = "syscon", "simple-mfd";
> +      reg = <0 0x146bf000 0 0x1000>;
> +
> +      #address-cells = <1>;
> +      #size-cells = <1>;
> +
> +      pil-reloc {

Should that be pil-reloc@94c?

> +        compatible ="qcom,pil-reloc-info";
> +        reg = <0x94c 200>;
> +      };
> +    };
Bjorn Andersson Feb. 14, 2020, 4:58 a.m. UTC | #2
On Thu 13 Feb 18:24 PST 2020, Stephen Boyd wrote:

> Quoting Bjorn Andersson (2020-02-10 16:50:52)
> > diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml
> > new file mode 100644
> > index 000000000000..8386a4da6030
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml
> > @@ -0,0 +1,42 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/remoteproc/qcom,pil-info.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Qualcomm peripheral image loader relocation info binding
> > +
> > +maintainers:
> > +  - Bjorn Andersson <bjorn.andersson@linaro.org>
> > +
> > +description:
> > +  This document defines the binding for describing the Qualcomm peripheral
> 
> Maybe drop "This document defines the binding for describing".
> 

Sounds reasonable.

> > +  image loader relocation memory region, in IMEM, which is used for post mortem
> > +  debugging of remoteprocs.
> > +
> > +properties:
> > +  compatible:
> > +    const: qcom,pil-reloc-info
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +
> > +examples:
> > +  - |
> > +    imem@146bf000 {
> > +      compatible = "syscon", "simple-mfd";
> > +      reg = <0 0x146bf000 0 0x1000>;
> > +
> > +      #address-cells = <1>;
> > +      #size-cells = <1>;
> > +
> > +      pil-reloc {
> 
> Should that be pil-reloc@94c?
> 

Yes it should.

Thanks,
Bjorn

> > +        compatible ="qcom,pil-reloc-info";
> > +        reg = <0x94c 200>;
> > +      };
> > +    };

Patch
diff mbox series

diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml
new file mode 100644
index 000000000000..8386a4da6030
--- /dev/null
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,pil-info.yaml
@@ -0,0 +1,42 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/remoteproc/qcom,pil-info.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm peripheral image loader relocation info binding
+
+maintainers:
+  - Bjorn Andersson <bjorn.andersson@linaro.org>
+
+description:
+  This document defines the binding for describing the Qualcomm peripheral
+  image loader relocation memory region, in IMEM, which is used for post mortem
+  debugging of remoteprocs.
+
+properties:
+  compatible:
+    const: qcom,pil-reloc-info
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+examples:
+  - |
+    imem@146bf000 {
+      compatible = "syscon", "simple-mfd";
+      reg = <0 0x146bf000 0 0x1000>;
+
+      #address-cells = <1>;
+      #size-cells = <1>;
+
+      pil-reloc {
+        compatible ="qcom,pil-reloc-info";
+        reg = <0x94c 200>;
+      };
+    };
+...