* [PATCH] dt-bindings: ipmi: Convert nuvoton,npcm750-kcs-bmc to DT schema
@ 2025-10-14 15:29 Rob Herring (Arm)
2025-10-14 23:24 ` Corey Minyard
0 siblings, 1 reply; 2+ messages in thread
From: Rob Herring (Arm) @ 2025-10-14 15:29 UTC (permalink / raw)
To: Avi Fishman, Tomer Maimon, Tali Perry, Patrick Venture,
Nancy Yuen, Benjamin Fair, Corey Minyard, Krzysztof Kozlowski,
Conor Dooley
Cc: openbmc, openipmi-developer, devicetree, linux-kernel
Convert the nuvoton,npcm750-kcs-bmc binding to DT schema format. It's a
straight-forward conversion.
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
---
.../bindings/ipmi/npcm7xx-kcs-bmc.txt | 40 --------------
.../ipmi/nuvoton,npcm750-kcs-bmc.yaml | 55 +++++++++++++++++++
2 files changed, 55 insertions(+), 40 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/ipmi/npcm7xx-kcs-bmc.txt
create mode 100644 Documentation/devicetree/bindings/ipmi/nuvoton,npcm750-kcs-bmc.yaml
diff --git a/Documentation/devicetree/bindings/ipmi/npcm7xx-kcs-bmc.txt b/Documentation/devicetree/bindings/ipmi/npcm7xx-kcs-bmc.txt
deleted file mode 100644
index 4fda76e63396..000000000000
--- a/Documentation/devicetree/bindings/ipmi/npcm7xx-kcs-bmc.txt
+++ /dev/null
@@ -1,40 +0,0 @@
-* Nuvoton NPCM KCS (Keyboard Controller Style) IPMI interface
-
-The Nuvoton SOCs (NPCM) are commonly used as BMCs
-(Baseboard Management Controllers) and the KCS interface can be
-used to perform in-band IPMI communication with their host.
-
-Required properties:
-- compatible : should be one of
- "nuvoton,npcm750-kcs-bmc"
- "nuvoton,npcm845-kcs-bmc", "nuvoton,npcm750-kcs-bmc"
-- interrupts : interrupt generated by the controller
-- kcs_chan : The KCS channel number in the controller
-
-Example:
-
- lpc_kcs: lpc_kcs@f0007000 {
- compatible = "nuvoton,npcm750-lpc-kcs", "simple-mfd", "syscon";
- reg = <0xf0007000 0x40>;
- reg-io-width = <1>;
-
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0x0 0xf0007000 0x40>;
-
- kcs1: kcs1@0 {
- compatible = "nuvoton,npcm750-kcs-bmc";
- reg = <0x0 0x40>;
- interrupts = <0 9 4>;
- kcs_chan = <1>;
- status = "disabled";
- };
-
- kcs2: kcs2@0 {
- compatible = "nuvoton,npcm750-kcs-bmc";
- reg = <0x0 0x40>;
- interrupts = <0 9 4>;
- kcs_chan = <2>;
- status = "disabled";
- };
- };
diff --git a/Documentation/devicetree/bindings/ipmi/nuvoton,npcm750-kcs-bmc.yaml b/Documentation/devicetree/bindings/ipmi/nuvoton,npcm750-kcs-bmc.yaml
new file mode 100644
index 000000000000..fc5df1c5e3bc
--- /dev/null
+++ b/Documentation/devicetree/bindings/ipmi/nuvoton,npcm750-kcs-bmc.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/ipmi/nuvoton,npcm750-kcs-bmc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Nuvoton NPCM KCS BMC
+
+maintainers:
+ - Avi Fishman <avifishman70@gmail.com>
+ - Tomer Maimon <tmaimon77@gmail.com>
+ - Tali Perry <tali.perry1@gmail.com>
+
+description:
+ The Nuvoton SOCs (NPCM) are commonly used as BMCs (Baseboard Management
+ Controllers) and the KCS interface can be used to perform in-band IPMI
+ communication with their host.
+
+properties:
+ compatible:
+ oneOf:
+ - const: nuvoton,npcm750-kcs-bmc
+ - items:
+ - enum:
+ - nuvoton,npcm845-kcs-bmc
+ - const: nuvoton,npcm750-kcs-bmc
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ kcs_chan:
+ description: The KCS channel number in the controller
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 1
+ maximum: 3
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - kcs_chan
+
+additionalProperties: false
+
+examples:
+ - |
+ kcs@0 {
+ compatible = "nuvoton,npcm750-kcs-bmc";
+ reg = <0x0 0x40>;
+ interrupts = <9 4>;
+ kcs_chan = <1>;
+ };
--
2.51.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] dt-bindings: ipmi: Convert nuvoton,npcm750-kcs-bmc to DT schema
2025-10-14 15:29 [PATCH] dt-bindings: ipmi: Convert nuvoton,npcm750-kcs-bmc to DT schema Rob Herring (Arm)
@ 2025-10-14 23:24 ` Corey Minyard
0 siblings, 0 replies; 2+ messages in thread
From: Corey Minyard @ 2025-10-14 23:24 UTC (permalink / raw)
To: Rob Herring (Arm)
Cc: Avi Fishman, Tomer Maimon, Tali Perry, Patrick Venture,
Nancy Yuen, Benjamin Fair, Krzysztof Kozlowski, Conor Dooley,
openbmc, openipmi-developer, devicetree, linux-kernel
On Tue, Oct 14, 2025 at 10:29:34AM -0500, Rob Herring (Arm) wrote:
> Convert the nuvoton,npcm750-kcs-bmc binding to DT schema format. It's a
> straight-forward conversion.
I have queued this for 6.19, but I would like a review from the people
that worked on this file previously.
Thanks,
-corey
>
> Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
> ---
> .../bindings/ipmi/npcm7xx-kcs-bmc.txt | 40 --------------
> .../ipmi/nuvoton,npcm750-kcs-bmc.yaml | 55 +++++++++++++++++++
> 2 files changed, 55 insertions(+), 40 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/ipmi/npcm7xx-kcs-bmc.txt
> create mode 100644 Documentation/devicetree/bindings/ipmi/nuvoton,npcm750-kcs-bmc.yaml
>
> diff --git a/Documentation/devicetree/bindings/ipmi/npcm7xx-kcs-bmc.txt b/Documentation/devicetree/bindings/ipmi/npcm7xx-kcs-bmc.txt
> deleted file mode 100644
> index 4fda76e63396..000000000000
> --- a/Documentation/devicetree/bindings/ipmi/npcm7xx-kcs-bmc.txt
> +++ /dev/null
> @@ -1,40 +0,0 @@
> -* Nuvoton NPCM KCS (Keyboard Controller Style) IPMI interface
> -
> -The Nuvoton SOCs (NPCM) are commonly used as BMCs
> -(Baseboard Management Controllers) and the KCS interface can be
> -used to perform in-band IPMI communication with their host.
> -
> -Required properties:
> -- compatible : should be one of
> - "nuvoton,npcm750-kcs-bmc"
> - "nuvoton,npcm845-kcs-bmc", "nuvoton,npcm750-kcs-bmc"
> -- interrupts : interrupt generated by the controller
> -- kcs_chan : The KCS channel number in the controller
> -
> -Example:
> -
> - lpc_kcs: lpc_kcs@f0007000 {
> - compatible = "nuvoton,npcm750-lpc-kcs", "simple-mfd", "syscon";
> - reg = <0xf0007000 0x40>;
> - reg-io-width = <1>;
> -
> - #address-cells = <1>;
> - #size-cells = <1>;
> - ranges = <0x0 0xf0007000 0x40>;
> -
> - kcs1: kcs1@0 {
> - compatible = "nuvoton,npcm750-kcs-bmc";
> - reg = <0x0 0x40>;
> - interrupts = <0 9 4>;
> - kcs_chan = <1>;
> - status = "disabled";
> - };
> -
> - kcs2: kcs2@0 {
> - compatible = "nuvoton,npcm750-kcs-bmc";
> - reg = <0x0 0x40>;
> - interrupts = <0 9 4>;
> - kcs_chan = <2>;
> - status = "disabled";
> - };
> - };
> diff --git a/Documentation/devicetree/bindings/ipmi/nuvoton,npcm750-kcs-bmc.yaml b/Documentation/devicetree/bindings/ipmi/nuvoton,npcm750-kcs-bmc.yaml
> new file mode 100644
> index 000000000000..fc5df1c5e3bc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/ipmi/nuvoton,npcm750-kcs-bmc.yaml
> @@ -0,0 +1,55 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/ipmi/nuvoton,npcm750-kcs-bmc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Nuvoton NPCM KCS BMC
> +
> +maintainers:
> + - Avi Fishman <avifishman70@gmail.com>
> + - Tomer Maimon <tmaimon77@gmail.com>
> + - Tali Perry <tali.perry1@gmail.com>
> +
> +description:
> + The Nuvoton SOCs (NPCM) are commonly used as BMCs (Baseboard Management
> + Controllers) and the KCS interface can be used to perform in-band IPMI
> + communication with their host.
> +
> +properties:
> + compatible:
> + oneOf:
> + - const: nuvoton,npcm750-kcs-bmc
> + - items:
> + - enum:
> + - nuvoton,npcm845-kcs-bmc
> + - const: nuvoton,npcm750-kcs-bmc
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + kcs_chan:
> + description: The KCS channel number in the controller
> + $ref: /schemas/types.yaml#/definitions/uint32
> + minimum: 1
> + maximum: 3
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - kcs_chan
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + kcs@0 {
> + compatible = "nuvoton,npcm750-kcs-bmc";
> + reg = <0x0 0x40>;
> + interrupts = <9 4>;
> + kcs_chan = <1>;
> + };
> --
> 2.51.0
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2025-10-14 23:24 ` Corey Minyard
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