forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
107 lines
2.2 KiB
107 lines
2.2 KiB
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
|
%YAML 1.2 |
|
--- |
|
$id: http://devicetree.org/schemas/mmc/socionext,uniphier-sd.yaml# |
|
$schema: http://devicetree.org/meta-schemas/core.yaml# |
|
|
|
title: UniPhier SD/SDIO/eMMC controller |
|
|
|
maintainers: |
|
- Masahiro Yamada <[email protected]> |
|
|
|
properties: |
|
compatible: |
|
description: version 2.91, 3.1, 3.1.1, respectively |
|
enum: |
|
- socionext,uniphier-sd-v2.91 |
|
- socionext,uniphier-sd-v3.1 |
|
- socionext,uniphier-sd-v3.1.1 |
|
|
|
reg: |
|
maxItems: 1 |
|
|
|
interrupts: |
|
maxItems: 1 |
|
|
|
clocks: |
|
maxItems: 1 |
|
|
|
dmas: |
|
maxItems: 1 |
|
|
|
dma-names: |
|
const: rx-tx |
|
|
|
reset-names: |
|
description: | |
|
There are three reset signals at maximum |
|
host: mandatory for all variants |
|
bridge: exist only for version 2.91 |
|
hw: optional. exist if eMMC hw reset line is available |
|
oneOf: |
|
- const: host |
|
- items: |
|
- const: host |
|
- const: bridge |
|
- items: |
|
- const: host |
|
- const: hw |
|
- items: |
|
- const: host |
|
- const: bridge |
|
- const: hw |
|
|
|
resets: |
|
minItems: 1 |
|
maxItems: 3 |
|
|
|
allOf: |
|
- $ref: mmc-controller.yaml |
|
|
|
- if: |
|
properties: |
|
compatible: |
|
contains: |
|
const: socionext,uniphier-sd-v2.91 |
|
then: |
|
properties: |
|
reset-names: |
|
contains: |
|
const: bridge |
|
else: |
|
properties: |
|
reset-names: |
|
not: |
|
contains: |
|
const: bridge |
|
|
|
required: |
|
- compatible |
|
- reg |
|
- interrupts |
|
- clocks |
|
- reset-names |
|
- resets |
|
|
|
unevaluatedProperties: false |
|
|
|
examples: |
|
- | |
|
sd: mmc@5a400000 { |
|
compatible = "socionext,uniphier-sd-v2.91"; |
|
reg = <0x5a400000 0x200>; |
|
interrupts = <0 76 4>; |
|
pinctrl-names = "default", "uhs"; |
|
pinctrl-0 = <&pinctrl_sd>; |
|
pinctrl-1 = <&pinctrl_sd_uhs>; |
|
clocks = <&mio_clk 0>; |
|
reset-names = "host", "bridge"; |
|
resets = <&mio_rst 0>, <&mio_rst 3>; |
|
dma-names = "rx-tx"; |
|
dmas = <&dmac 4>; |
|
bus-width = <4>; |
|
cap-sd-highspeed; |
|
sd-uhs-sdr12; |
|
sd-uhs-sdr25; |
|
sd-uhs-sdr50; |
|
};
|
|
|