* [PATCH 1/1] dt-bindings: pwm: convert lpc32xx-pwm.txt to yaml format
@ 2025-06-24 20:09 Frank Li
2025-06-25 0:37 ` Vladimir Zapolskiy
0 siblings, 1 reply; 3+ messages in thread
From: Frank Li @ 2025-06-24 20:09 UTC (permalink / raw)
To: Uwe Kleine-König, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Vladimir Zapolskiy, Piotr Wojtaszczyk,
open list:PWM SUBSYSTEM,
open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
moderated list:ARM/LPC32XX SOC SUPPORT, open list
Cc: imx
Convert pc32xx-pwm.txt to yaml format.
Additional changes:
- add ref to pwm.yaml
- restrict #pwm-cells to 3
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
.../devicetree/bindings/pwm/lpc32xx-pwm.txt | 17 --------
.../bindings/pwm/nxp,lpc3220-pwm.yaml | 41 +++++++++++++++++++
2 files changed, 41 insertions(+), 17 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt
create mode 100644 Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml
diff --git a/Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt b/Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt
deleted file mode 100644
index 74b5bc5dd19ac..0000000000000
--- a/Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt
+++ /dev/null
@@ -1,17 +0,0 @@
-LPC32XX PWM controller
-
-Required properties:
-- compatible: should be "nxp,lpc3220-pwm"
-- reg: physical base address and length of the controller's registers
-
-Examples:
-
-pwm@4005c000 {
- compatible = "nxp,lpc3220-pwm";
- reg = <0x4005c000 0x4>;
-};
-
-pwm@4005c004 {
- compatible = "nxp,lpc3220-pwm";
- reg = <0x4005c004 0x4>;
-};
diff --git a/Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml b/Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml
new file mode 100644
index 0000000000000..b82d52f583df8
--- /dev/null
+++ b/Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml
@@ -0,0 +1,41 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pwm/nxp,lpc3220-pwm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP LPC32XX PWM controller
+
+maintainers:
+ - Frank Li <Frank.Li@nxp.com>
+
+properties:
+ compatible:
+ enum:
+ - nxp,lpc3220-pwm
+ - nxp,lpc3220-motor-pwm
+
+ reg:
+ maxItems: 1
+
+ '#pwm-cells':
+ const: 3
+
+required:
+ - compatible
+ - reg
+ - '#pwm-cells'
+
+allOf:
+ - $ref: pwm.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ pwm@4005c000 {
+ compatible = "nxp,lpc3220-pwm";
+ reg = <0x4005c000 0x4>;
+ #pwm-cells = <3>;
+ };
+
--
2.34.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH 1/1] dt-bindings: pwm: convert lpc32xx-pwm.txt to yaml format
2025-06-24 20:09 [PATCH 1/1] dt-bindings: pwm: convert lpc32xx-pwm.txt to yaml format Frank Li
@ 2025-06-25 0:37 ` Vladimir Zapolskiy
2025-06-25 4:04 ` Frank Li
0 siblings, 1 reply; 3+ messages in thread
From: Vladimir Zapolskiy @ 2025-06-25 0:37 UTC (permalink / raw)
To: Frank Li, Uwe Kleine-König, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Piotr Wojtaszczyk, open list:PWM SUBSYSTEM,
open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
moderated list:ARM/LPC32XX SOC SUPPORT, open list
Cc: imx
On 6/24/25 23:09, Frank Li wrote:
> Convert pc32xx-pwm.txt to yaml format.
>
> Additional changes:
> - add ref to pwm.yaml
> - restrict #pwm-cells to 3
>
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
> ---
> .../devicetree/bindings/pwm/lpc32xx-pwm.txt | 17 --------
> .../bindings/pwm/nxp,lpc3220-pwm.yaml | 41 +++++++++++++++++++
> 2 files changed, 41 insertions(+), 17 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt
> create mode 100644 Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml
>
> diff --git a/Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt b/Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt
> deleted file mode 100644
> index 74b5bc5dd19ac..0000000000000
> --- a/Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt
> +++ /dev/null
> @@ -1,17 +0,0 @@
> -LPC32XX PWM controller
> -
> -Required properties:
> -- compatible: should be "nxp,lpc3220-pwm"
> -- reg: physical base address and length of the controller's registers
> -
> -Examples:
> -
> -pwm@4005c000 {
> - compatible = "nxp,lpc3220-pwm";
> - reg = <0x4005c000 0x4>;
> -};
> -
> -pwm@4005c004 {
> - compatible = "nxp,lpc3220-pwm";
> - reg = <0x4005c004 0x4>;
> -};
> diff --git a/Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml b/Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml
> new file mode 100644
> index 0000000000000..b82d52f583df8
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml
> @@ -0,0 +1,41 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pwm/nxp,lpc3220-pwm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP LPC32XX PWM controller
> +
> +maintainers:
> + - Frank Li <Frank.Li@nxp.com>
> +
> +properties:
> + compatible:
> + enum:
> + - nxp,lpc3220-pwm
> + - nxp,lpc3220-motor-pwm
> +
> + reg:
> + maxItems: 1
> +
> + '#pwm-cells':
> + const: 3
> +
> +required:
> + - compatible
> + - reg
> + - '#pwm-cells'
> +
> +allOf:
> + - $ref: pwm.yaml#
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + pwm@4005c000 {
> + compatible = "nxp,lpc3220-pwm";
> + reg = <0x4005c000 0x4>;
> + #pwm-cells = <3>;
> + };
> +
"clocks" and "assigned-clock-parents" properties are required.
Please fix the old .txt scheme, or the new one.
I will have to NAK any converted yaml file, if there is a clear
difference between the actual and proper description of controllers
from lpc32xx.dtsi and new proposed schemes.
--
Best wishes,
Vladimir
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH 1/1] dt-bindings: pwm: convert lpc32xx-pwm.txt to yaml format
2025-06-25 0:37 ` Vladimir Zapolskiy
@ 2025-06-25 4:04 ` Frank Li
0 siblings, 0 replies; 3+ messages in thread
From: Frank Li @ 2025-06-25 4:04 UTC (permalink / raw)
To: Vladimir Zapolskiy
Cc: Uwe Kleine-König, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Piotr Wojtaszczyk, open list:PWM SUBSYSTEM,
open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
moderated list:ARM/LPC32XX SOC SUPPORT, open list, imx
On Wed, Jun 25, 2025 at 03:37:49AM +0300, Vladimir Zapolskiy wrote:
> On 6/24/25 23:09, Frank Li wrote:
> > Convert pc32xx-pwm.txt to yaml format.
> >
> > Additional changes:
> > - add ref to pwm.yaml
> > - restrict #pwm-cells to 3
> >
> > Signed-off-by: Frank Li <Frank.Li@nxp.com>
> > ---
> > .../devicetree/bindings/pwm/lpc32xx-pwm.txt | 17 --------
> > .../bindings/pwm/nxp,lpc3220-pwm.yaml | 41 +++++++++++++++++++
> > 2 files changed, 41 insertions(+), 17 deletions(-)
> > delete mode 100644 Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt
> > create mode 100644 Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt b/Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt
> > deleted file mode 100644
> > index 74b5bc5dd19ac..0000000000000
> > --- a/Documentation/devicetree/bindings/pwm/lpc32xx-pwm.txt
> > +++ /dev/null
> > @@ -1,17 +0,0 @@
> > -LPC32XX PWM controller
> > -
> > -Required properties:
> > -- compatible: should be "nxp,lpc3220-pwm"
> > -- reg: physical base address and length of the controller's registers
> > -
> > -Examples:
> > -
> > -pwm@4005c000 {
> > - compatible = "nxp,lpc3220-pwm";
> > - reg = <0x4005c000 0x4>;
> > -};
> > -
> > -pwm@4005c004 {
> > - compatible = "nxp,lpc3220-pwm";
> > - reg = <0x4005c004 0x4>;
> > -};
> > diff --git a/Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml b/Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml
> > new file mode 100644
> > index 0000000000000..b82d52f583df8
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/pwm/nxp,lpc3220-pwm.yaml
> > @@ -0,0 +1,41 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/pwm/nxp,lpc3220-pwm.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: NXP LPC32XX PWM controller
> > +
> > +maintainers:
> > + - Frank Li <Frank.Li@nxp.com>
> > +
> > +properties:
> > + compatible:
> > + enum:
> > + - nxp,lpc3220-pwm
> > + - nxp,lpc3220-motor-pwm
> > +
> > + reg:
> > + maxItems: 1
> > +
> > + '#pwm-cells':
> > + const: 3
> > +
> > +required:
> > + - compatible
> > + - reg
> > + - '#pwm-cells'
> > +
> > +allOf:
> > + - $ref: pwm.yaml#
> > +
> > +unevaluatedProperties: false
> > +
> > +examples:
> > + - |
> > + pwm@4005c000 {
> > + compatible = "nxp,lpc3220-pwm";
> > + reg = <0x4005c000 0x4>;
> > + #pwm-cells = <3>;
> > + };
> > +
>
> "clocks" and "assigned-clock-parents" properties are required.
>
> Please fix the old .txt scheme, or the new one.
>
> I will have to NAK any converted yaml file, if there is a clear
> difference between the actual and proper description of controllers
> from lpc32xx.dtsi and new proposed schemes.
Sorry, I missed squash local patch. In my local branch, lpc dtb check
warning already reduce to 0.
Frank
>
> --
> Best wishes,
> Vladimir
^ permalink raw reply [flat|nested] 3+ messages in thread
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2025-06-24 20:09 [PATCH 1/1] dt-bindings: pwm: convert lpc32xx-pwm.txt to yaml format Frank Li
2025-06-25 0:37 ` Vladimir Zapolskiy
2025-06-25 4:04 ` Frank Li
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