| Message ID | 20250218-imx91tmu-v5-1-76c0b27673e6@nxp.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | thermal: imx91: Add support for i.MX91 thermal monitoring unit | expand |
On 25-02-18, Frank Li wrote: > From: Pengfei Li <pengfei.li_1@nxp.com> > > Add bindings documentation for i.MX91 thermal modules. > > Signed-off-by: Pengfei Li <pengfei.li_1@nxp.com> > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> > Signed-off-by: Frank Li <Frank.Li@nxp.com> > --- > change from v3 to v4 > - add interrupts propperty > > Change from v2 to v3 > - add ref thermal-sensor > - restrict #thermal-sensor-cells to 0 only > - Change to unevaluatedProperties > --- > .../devicetree/bindings/thermal/fsl,imx91-tmu.yaml | 79 ++++++++++++++++++++++ > 1 file changed, 79 insertions(+) > > diff --git a/Documentation/devicetree/bindings/thermal/fsl,imx91-tmu.yaml b/Documentation/devicetree/bindings/thermal/fsl,imx91-tmu.yaml > new file mode 100644 > index 0000000000000..2dafec8b37024 > --- /dev/null > +++ b/Documentation/devicetree/bindings/thermal/fsl,imx91-tmu.yaml > @@ -0,0 +1,79 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/thermal/fsl,imx91-tmu.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: NXP i.MX91 Thermal > + > +maintainers: > + - Pengfei Li <pengfei.li_1@nxp.com> > + > +description: > + i.MX91 features a new temperature sensor. It includes programmable > + temperature threshold comparators for both normal and privileged > + accesses and allows a programmable measurement frequency for the > + Periodic One-Shot Measurement mode. Additionally, it provides > + status registers for indicating the end of measurement and threshold > + violation events. > + > +properties: > + compatible: > + items: > + - const: fsl,imx91-tmu > + > + reg: > + maxItems: 1 > + > + clocks: > + maxItems: 1 > + > + interrupts: > + items: > + - description: Comparator 1 irq > + - description: Comparator 2 irq > + - description: Data ready irq missing "interrupt-names" property. Regards, Marco
diff --git a/Documentation/devicetree/bindings/thermal/fsl,imx91-tmu.yaml b/Documentation/devicetree/bindings/thermal/fsl,imx91-tmu.yaml new file mode 100644 index 0000000000000..2dafec8b37024 --- /dev/null +++ b/Documentation/devicetree/bindings/thermal/fsl,imx91-tmu.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/thermal/fsl,imx91-tmu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP i.MX91 Thermal + +maintainers: + - Pengfei Li <pengfei.li_1@nxp.com> + +description: + i.MX91 features a new temperature sensor. It includes programmable + temperature threshold comparators for both normal and privileged + accesses and allows a programmable measurement frequency for the + Periodic One-Shot Measurement mode. Additionally, it provides + status registers for indicating the end of measurement and threshold + violation events. + +properties: + compatible: + items: + - const: fsl,imx91-tmu + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + items: + - description: Comparator 1 irq + - description: Comparator 2 irq + - description: Data ready irq + + nvmem-cells: + items: + - description: Phandle to the trim control 1 provided by ocotp + - description: Phandle to the trim control 2 provided by ocotp + + nvmem-cell-names: + items: + - const: trim1 + - const: trim2 + + "#thermal-sensor-cells": + const: 0 + +required: + - compatible + - reg + - clocks + - interrupts + +allOf: + - $ref: thermal-sensor.yaml + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/imx93-clock.h> + + thermal-sensor@44482000 { + compatible = "fsl,imx91-tmu"; + reg = <0x44482000 0x1000>; + #thermal-sensor-cells = <0>; + clocks = <&clk IMX93_CLK_TMC_GATE>; + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; + nvmem-cells = <&tmu_trim1>, <&tmu_trim2>; + nvmem-cell-names = "trim1", "trim2"; + }; + +...