# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id:
http://devicetree.org/schemas/mmc/ingenic,mmc.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: Ingenic SoCs MMC Controller
maintainers:
- Paul Cercueil <paul@crapouillou.net>
allOf:
- $ref: mmc-controller.yaml#
properties:
compatible:
oneOf:
- enum:
- ingenic,jz4740-mmc
- ingenic,jz4725b-mmc
- ingenic,jz4760-mmc
- ingenic,jz4775-mmc
- ingenic,jz4780-mmc
- ingenic,x1000-mmc
- items:
- const: ingenic,jz4770-mmc
- const: ingenic,jz4760-mmc
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
maxItems: 1
clock-names:
const: mmc
dmas:
minItems: 1
maxItems: 2
dma-names:
oneOf:
- items:
- const: rx
- const: tx
- const: tx-rx
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
- dmas
- dma-names
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/ingenic,jz4780-cgu.h>
#include <dt-bindings/dma/jz4780-dma.h>
mmc0: mmc@13450000 {
compatible = "ingenic,jz4780-mmc";
reg = <0x13450000 0x1000>;
interrupt-parent = <&intc>;
interrupts = <37>;
clocks = <&cgu JZ4780_CLK_MSC0>;
clock-names = "mmc";
cap-sd-highspeed;
cap-mmc-highspeed;
cap-sdio-irq;
dmas = <&dma JZ4780_DMA_MSC0_RX 0xffffffff>,
<&dma JZ4780_DMA_MSC0_TX 0xffffffff>;
dma-names = "rx", "tx";
};
- |
#include <dt-bindings/clock/ingenic,jz4780-cgu.h>
#include <dt-bindings/dma/jz4780-dma.h>
/*
* Alternative version of the example above,
* but using one single DMA channel for both
* TX and RX.
*/
mmc1: mmc@13460000 {
compatible = "ingenic,jz4780-mmc";
reg = <0x13460000 0x1000>;
interrupt-parent = <&intc>;
interrupts = <36>;
clocks = <&cgu JZ4780_CLK_MSC1>;
clock-names = "mmc";
cap-sd-highspeed;
cap-mmc-highspeed;
cap-sdio-irq;
dmas = <&dma JZ4780_DMA_MSC1_TX JZ4780_DMA_MSC1_RX 0xffffffff>;
dma-names = "tx-rx";
};
