# SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause
%YAML 1.2
---
$id:
http://devicetree.org/schemas/mmc/litex,mmc.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: LiteX LiteSDCard device
maintainers:
- Gabriel Somlo <gsomlo@gmail.com>
description: |
LiteSDCard is a small footprint, configurable SDCard core for FPGA based
system on chips.
The hardware source is Open Source and can be found on at
https://github.com/enjoy-digital/litesdcard/.
allOf:
- $ref: mmc-controller.yaml#
properties:
compatible:
const: litex,mmc
reg:
items:
- description: PHY registers
- description: CORE registers
- description: DMA Reader buffer
- description: DMA Writer buffer
- description: IRQ registers
minItems: 4
reg-names:
items:
- const: phy
- const: core
- const: reader
- const: writer
- const: irq
minItems: 4
clocks:
maxItems: 1
description:
Handle to reference clock.
vmmc-supply:
description:
Handle to fixed-voltage supply for the card power.
interrupts:
maxItems: 1
required:
- compatible
- reg
- reg-names
- clocks
- vmmc-supply
additionalProperties: false
examples:
- |
mmc: mmc@12005000 {
compatible = "litex,mmc";
reg = <0x12005000 0x100>,
<0x12003800 0x100>,
<0x12003000 0x100>,
<0x12004800 0x100>,
<0x12004000 0x100>;
reg-names = "phy", "core", "reader", "writer", "irq";
clocks = <&reference_clk>;
vmmc-supply = <&vreg_mmc>;
interrupts = <4>;
};
