nxp,mc33xs2410.yaml

  1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/pwm/nxp,mc33xs2410.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: High-side switch MC33XS2410
  8
  9maintainers:
 10  - Dimitri Fedrau <dima.fedrau@gmail.com>
 11
 12allOf:
 13  - $ref: pwm.yaml#
 14  - $ref: /schemas/spi/spi-peripheral-props.yaml#
 15
 16properties:
 17  compatible:
 18    const: nxp,mc33xs2410
 19
 20  reg:
 21    maxItems: 1
 22
 23  spi-max-frequency:
 24    maximum: 10000000
 25
 26  spi-cpha: true
 27
 28  spi-cs-setup-delay-ns:
 29    minimum: 100
 30    default: 100
 31
 32  spi-cs-hold-delay-ns:
 33    minimum: 10
 34    default: 10
 35
 36  spi-cs-inactive-delay-ns:
 37    minimum: 300
 38    default: 300
 39
 40  reset-gpios:
 41    description:
 42      GPIO connected to the active low reset pin.
 43    maxItems: 1
 44
 45  "#pwm-cells":
 46    const: 3
 47
 48  pwm-names:
 49    items:
 50      - const: di0
 51      - const: di1
 52      - const: di2
 53      - const: di3
 54
 55  pwms:
 56    description:
 57      Direct inputs(di0-3) are used to directly turn-on or turn-off the
 58      outputs.
 59    maxItems: 4
 60
 61  interrupts:
 62    maxItems: 1
 63
 64  clocks:
 65    description:
 66      The external clock can be used if the internal clock doesn't meet
 67      timing requirements over temperature and voltage operating range.
 68    maxItems: 1
 69
 70  vdd-supply:
 71    description:
 72      Logic supply voltage
 73
 74  vspi-supply:
 75    description:
 76      Supply voltage for SPI
 77
 78  vpwr-supply:
 79    description:
 80      Power switch supply
 81
 82required:
 83  - compatible
 84  - reg
 85
 86unevaluatedProperties: false
 87
 88examples:
 89  - |
 90    #include <dt-bindings/gpio/gpio.h>
 91    #include <dt-bindings/interrupt-controller/irq.h>
 92    spi {
 93        #address-cells = <1>;
 94        #size-cells = <0>;
 95
 96       pwm@0 {
 97           compatible = "nxp,mc33xs2410";
 98           reg = <0x0>;
 99           spi-max-frequency = <4000000>;
100           spi-cpha;
101           spi-cs-setup-delay-ns = <100>;
102           spi-cs-hold-delay-ns = <10>;
103           spi-cs-inactive-delay-ns = <300>;
104           reset-gpios = <&gpio3 22 GPIO_ACTIVE_LOW>;
105           #pwm-cells = <3>;
106           pwm-names = "di0", "di1", "di2", "di3";
107           pwms = <&pwm0 0 1000000>,
108                  <&pwm1 0 1000000>,
109                  <&pwm2 0 1000000>,
110                  <&pwm3 0 1000000>;
111           interrupt-parent = <&gpio0>;
112           interrupts = <31 IRQ_TYPE_LEVEL_LOW>;
113           clocks = <&clk_ext_fixed>;
114           vdd-supply = <&reg_3v3>;
115           vspi-supply = <&reg_3v3>;
116           vpwr-supply = <&reg_24v0>;
117       };
118    };