kernel/Documentation/devicetree/bindings/mmc/snps,dwcmshc-sdhci.yaml
2024-07-22 17:22:30 +08:00

86 lines
1.8 KiB
YAML

# SPDX-License-Identifier: GPL-2.0-only
%YAML 1.2
---
$id: http://devicetree.org/schemas/mmc/snps,dwcmshc-sdhci.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Synopsys Designware Mobile Storage Host Controller Binding
maintainers:
- Ulf Hansson <ulf.hansson@linaro.org>
- Jisheng Zhang <Jisheng.Zhang@synaptics.com>
allOf:
- $ref: mmc-controller.yaml#
properties:
compatible:
enum:
- rockchip,rk3568-dwcmshc
- snps,dwcmshc-sdhci
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
minItems: 1
items:
- description: core clock
- description: bus clock for optional
- description: axi clock for rockchip specified
- description: block clock for rockchip specified
- description: timer clock for rockchip specified
clock-names:
minItems: 1
items:
- const: core
- const: bus
- const: axi
- const: block
- const: timer
rockchip,txclk-tapnum:
description: Specify the number of delay for tx sampling.
$ref: /schemas/types.yaml#/definitions/uint8
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
unevaluatedProperties: false
examples:
- |
mmc@fe310000 {
compatible = "rockchip,rk3568-dwcmshc";
reg = <0xfe310000 0x10000>;
interrupts = <0 25 0x4>;
clocks = <&cru 17>, <&cru 18>, <&cru 19>, <&cru 20>, <&cru 21>;
clock-names = "core", "bus", "axi", "block", "timer";
bus-width = <8>;
#address-cells = <1>;
#size-cells = <0>;
};
- |
mmc@aa0000 {
compatible = "snps,dwcmshc-sdhci";
reg = <0xaa000 0x1000>;
interrupts = <0 25 0x4>;
clocks = <&cru 17>, <&cru 18>;
clock-names = "core", "bus";
bus-width = <8>;
#address-cells = <1>;
#size-cells = <0>;
};
...