atmel,hsmci.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/mmc/atmel,hsmci.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Atmel High-Speed MultiMedia Card Interface (HSMCI)
  8
  9description:
 10  The Atmel HSMCI controller provides an interface for MMC, SD, and SDIO memory
 11  cards.
 12
 13maintainers:
 14  - Nicolas Ferre <nicolas.ferre@microchip.com>
 15  - Aubin Constans <aubin.constans@microchip.com>
 16
 17allOf:
 18  - $ref: mmc-controller.yaml
 19
 20properties:
 21  compatible:
 22    const: atmel,hsmci
 23
 24  reg:
 25    maxItems: 1
 26
 27  interrupts:
 28    maxItems: 1
 29
 30  dmas:
 31    maxItems: 1
 32
 33  dma-names:
 34    const: rxtx
 35
 36  clocks:
 37    maxItems: 1
 38
 39  clock-names:
 40    const: mci_clk
 41
 42  "#address-cells":
 43    const: 1
 44    description: Used for slot IDs.
 45
 46  "#size-cells":
 47    const: 0
 48
 49patternProperties:
 50  "slot@[0-2]$":
 51    $ref: mmc-slot.yaml
 52    description: A slot node representing an MMC, SD, or SDIO slot.
 53
 54    properties:
 55      reg:
 56        enum: [0, 1]
 57
 58    required:
 59      - reg
 60      - bus-width
 61
 62    unevaluatedProperties: false
 63
 64required:
 65  - compatible
 66  - reg
 67  - interrupts
 68  - clocks
 69  - clock-names
 70  - "#address-cells"
 71  - "#size-cells"
 72
 73anyOf:
 74  - required:
 75      - slot@0
 76  - required:
 77      - slot@1
 78
 79unevaluatedProperties: false
 80
 81examples:
 82  - |
 83    #include <dt-bindings/interrupt-controller/irq.h>
 84    #include <dt-bindings/clock/at91.h>
 85    mmc@f0008000 {
 86      compatible = "atmel,hsmci";
 87      reg = <0xf0008000 0x600>;
 88      interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
 89      clocks = <&mci0_clk>;
 90      clock-names = "mci_clk";
 91      #address-cells = <1>;
 92      #size-cells = <0>;
 93
 94      slot@0 {
 95        reg = <0>;
 96        bus-width = <4>;
 97        cd-gpios = <&pioD 15 0>;
 98        cd-inverted;
 99      };
100
101      slot@1 {
102        reg = <1>;
103        bus-width = <4>;
104      };
105    };
106...