121 lines
2.4 KiB
YAML
121 lines
2.4 KiB
YAML
# SPDX-License-Identifier: GPL-2.0-only
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/mmc/sdhci-pxa.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Marvell PXA SDHCI v1/v2/v3
|
|
|
|
maintainers:
|
|
- Ulf Hansson <ulf.hansson@linaro.org>
|
|
|
|
allOf:
|
|
- $ref: mmc-controller.yaml#
|
|
- if:
|
|
properties:
|
|
compatible:
|
|
contains:
|
|
const: marvell,armada-380-sdhci
|
|
then:
|
|
properties:
|
|
regs:
|
|
minItems: 3
|
|
reg-names:
|
|
minItems: 3
|
|
required:
|
|
- reg-names
|
|
else:
|
|
properties:
|
|
regs:
|
|
maxItems: 1
|
|
reg-names:
|
|
maxItems: 1
|
|
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- mrvl,pxav1-mmc
|
|
- mrvl,pxav2-mmc
|
|
- mrvl,pxav3-mmc
|
|
- marvell,armada-380-sdhci
|
|
|
|
reg:
|
|
minItems: 1
|
|
maxItems: 3
|
|
|
|
reg-names:
|
|
items:
|
|
- const: sdhci
|
|
- const: mbus
|
|
- const: conf-sdio3
|
|
|
|
interrupts:
|
|
maxItems: 1
|
|
|
|
clocks:
|
|
minItems: 1
|
|
maxItems: 2
|
|
|
|
clock-names:
|
|
minItems: 1
|
|
items:
|
|
- const: io
|
|
- const: core
|
|
|
|
pinctrl-names:
|
|
description:
|
|
Optional for supporting PXA168 SDIO IRQ errata to switch CMD pin between
|
|
SDIO CMD and GPIO mode.
|
|
items:
|
|
- const: default
|
|
- const: state_cmd_gpio
|
|
|
|
pinctrl-0:
|
|
description:
|
|
Should contain default pinctrl.
|
|
|
|
pinctrl-1:
|
|
description:
|
|
Should switch CMD pin to GPIO mode as a high output.
|
|
|
|
mrvl,clk-delay-cycles:
|
|
description: Specify a number of cycles to delay for tuning.
|
|
$ref: /schemas/types.yaml#/definitions/uint32
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
- interrupts
|
|
- clocks
|
|
- clock-names
|
|
|
|
unevaluatedProperties: false
|
|
|
|
examples:
|
|
- |
|
|
#include <dt-bindings/clock/berlin2.h>
|
|
mmc@d4280800 {
|
|
compatible = "mrvl,pxav3-mmc";
|
|
reg = <0xd4280800 0x800>;
|
|
bus-width = <8>;
|
|
interrupts = <27>;
|
|
clocks = <&chip CLKID_SDIO1XIN>, <&chip CLKID_SDIO1>;
|
|
clock-names = "io", "core";
|
|
non-removable;
|
|
mrvl,clk-delay-cycles = <31>;
|
|
};
|
|
- |
|
|
mmc@d8000 {
|
|
compatible = "marvell,armada-380-sdhci";
|
|
reg-names = "sdhci", "mbus", "conf-sdio3";
|
|
reg = <0xd8000 0x1000>,
|
|
<0xdc000 0x100>,
|
|
<0x18454 0x4>;
|
|
interrupts = <0 25 0x4>;
|
|
clocks = <&gateclk 17>;
|
|
clock-names = "io";
|
|
mrvl,clk-delay-cycles = <0x1F>;
|
|
};
|
|
|
|
...
|