# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id:
http://devicetree.org/schemas/mmc/atmel,hsmci.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: Atmel High-Speed MultiMedia Card Interface (HSMCI)
description:
The Atmel HSMCI controller provides an interface for MMC, SD, and SDIO memory
cards.
maintainers:
- Nicolas Ferre <nicolas.ferre@microchip.com>
- Aubin Constans <aubin.constans@microchip.com>
allOf:
- $ref: mmc-controller.yaml
properties:
compatible:
const: atmel,hsmci
reg:
maxItems: 1
interrupts:
maxItems: 1
dmas:
maxItems: 1
dma-names:
const: rxtx
clocks:
maxItems: 1
clock-names:
const: mci_clk
"#address-cells":
const: 1
description: Used for slot IDs.
"#size-cells":
const: 0
patternProperties:
"slot@[0-2]$":
$ref: mmc-slot.yaml
description: A slot node representing an MMC, SD, or SDIO slot.
properties:
reg:
enum: [0, 1]
required:
- reg
- bus-width
unevaluatedProperties: false
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- "#address-cells"
- "#size-cells"
anyOf:
- required:
- slot@0
- required:
- slot@1
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/clock/at91.h>
mmc@f0008000 {
compatible = "atmel,hsmci";
reg = <0xf0008000 0x600>;
interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mci0_clk>;
clock-names = "mci_clk";
#address-cells = <1>;
#size-cells = <0>;
slot@0 {
reg = <0>;
bus-width = <4>;
cd-gpios = <&pioD 15 0>;
cd-inverted;
};
slot@1 {
reg = <1>;
bus-width = <4>;
};
};
...
