xref: /freebsd/sys/contrib/device-tree/Bindings/spi/st,ssc-spi.yaml (revision cb7aa33a)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/spi/st,ssc-spi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: STMicroelectronics SSC SPI Controller

description: |
  The STMicroelectronics SSC SPI controller can be found on STi platforms
  and it used to communicate with external devices using the
  Serial Peripheral Interface.

maintainers:
  - Patrice Chotard <patrice.chotard@foss.st.com>

allOf:
  - $ref: spi-controller.yaml#

properties:
  compatible:
    const: st,comms-ssc4-spi

  reg:
    maxItems: 1

  clocks:
    maxItems: 1

  clock-names:
    const: ssc

  interrupts:
    maxItems: 1

required:
  - compatible
  - reg
  - clocks
  - clock-names
  - interrupts

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/clock/stih407-clks.h>
    spi@9840000 {
      compatible = "st,comms-ssc4-spi";
      reg = <0x9840000 0x110>;
      interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
      clocks = <&clk_s_c0_flexgen CLK_EXT2F_A9>;
      clock-names = "ssc";
      pinctrl-0 = <&pinctrl_spi0_default>;
      pinctrl-names = "default";
      #address-cells = <1>;
      #size-cells = <0>;
    };

...