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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/mmc/amlogic,meson-mx-sdhc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Amlogic Meson SDHC controller Device Tree Bindings
allOf:
- $ref: "mmc-controller.yaml"
maintainers:
- Martin Blumenstingl <martin.blumenstingl@googlemail.com>
description: |
The SDHC MMC host controller on Amlogic SoCs provides an eMMC and MMC
card interface with 1/4/8-bit bus width.
It supports eMMC spec 4.4x/4.5x including HS200 (up to 100MHz clock).
properties:
compatible:
items:
- enum:
- amlogic,meson8-sdhc
- amlogic,meson8b-sdhc
- amlogic,meson8m2-sdhc
- const: amlogic,meson-mx-sdhc
reg:
minItems: 1
interrupts:
minItems: 1
clocks:
minItems: 5
clock-names:
items:
- const: clkin0
- const: clkin1
- const: clkin2
- const: clkin3
- const: pclk
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
sdhc: mmc@8e00 {
compatible = "amlogic,meson8-sdhc", "amlogic,meson-mx-sdhc";
reg = <0x8e00 0x42>;
interrupts = <GIC_SPI 78 IRQ_TYPE_EDGE_RISING>;
clocks = <&xtal>,
<&fclk_div4>,
<&fclk_div3>,
<&fclk_div5>,
<&sdhc_pclk>;
clock-names = "clkin0", "clkin1", "clkin2", "clkin3", "pclk";
};
|
