linuxdebug/Documentation/devicetree/bindings/mmc/renesas,mmcif.yaml

136 lines
3.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/mmc/renesas,mmcif.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas Multi Media Card Interface (MMCIF) Controller
maintainers:
- Wolfram Sang <wsa+renesas@sang-engineering.com>
allOf:
- $ref: "mmc-controller.yaml"
properties:
compatible:
items:
- enum:
- renesas,mmcif-r7s72100 # RZ/A1H
- renesas,mmcif-r8a73a4 # R-Mobile APE6
- renesas,mmcif-r8a7740 # R-Mobile A1
- renesas,mmcif-r8a7742 # RZ/G1H
- renesas,mmcif-r8a7743 # RZ/G1M
- renesas,mmcif-r8a7744 # RZ/G1N
- renesas,mmcif-r8a7745 # RZ/G1E
- renesas,mmcif-r8a7778 # R-Car M1A
- renesas,mmcif-r8a7790 # R-Car H2
- renesas,mmcif-r8a7791 # R-Car M2-W
- renesas,mmcif-r8a7793 # R-Car M2-N
- renesas,mmcif-r8a7794 # R-Car E2
- renesas,mmcif-sh73a0 # SH-Mobile AG5
- const: renesas,sh-mmcif
reg:
maxItems: 1
interrupts: true
clocks:
maxItems: 1
power-domains:
maxItems: 1
resets:
maxItems: 1
dmas:
minItems: 2
maxItems: 4
description:
Must contain a list of pairs of references to DMA specifiers, one for
transmission, and one for reception.
dma-names:
minItems: 2
maxItems: 4
items:
enum:
- tx
- rx
max-frequency: true
required:
- compatible
- reg
- interrupts
- clocks
- power-domains
if:
properties:
compatible:
contains:
const: renesas,mmcif-r7s72100
then:
properties:
interrupts:
items:
- description: Error interrupt
- description: Normal operation interrupt
- description: Card detection interrupt
else:
if:
properties:
compatible:
contains:
enum:
- renesas,mmcif-r8a7740
- renesas,mmcif-sh73a0
then:
properties:
interrupts:
items:
- description: Error interrupt
- description: Normal operation interrupt
else:
if:
properties:
compatible:
contains:
enum:
- renesas,mmcif-r8a73a4
- renesas,mmcif-r8a7778
then:
properties:
interrupts:
maxItems: 1
else:
properties:
interrupts:
maxItems: 1
required:
- resets
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/r8a7790-cpg-mssr.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a7790-sysc.h>
mmcif0: mmc@ee200000 {
compatible = "renesas,mmcif-r8a7790", "renesas,sh-mmcif";
reg = <0xee200000 0x80>;
interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 315>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
resets = <&cpg 315>;
dmas = <&dmac0 0xd1>, <&dmac0 0xd2>, <&dmac1 0xd1>, <&dmac1 0xd2>;
dma-names = "tx", "rx", "tx", "rx";
max-frequency = <97500000>;
};