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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/mmc/renesas,sdhi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas SDHI SD/MMC controller
maintainers:
- Wolfram Sang <wsa+renesas@sang-engineering.com>
properties:
compatible:
oneOf:
- items:
- const: renesas,sdhi-sh73a0 # R-Mobile APE6
- items:
- const: renesas,sdhi-r7s72100 # RZ/A1H
- items:
- const: renesas,sdhi-r7s9210 # SH-Mobile AG5
- items:
- const: renesas,sdhi-r8a73a4 # R-Mobile APE6
- items:
- const: renesas,sdhi-r8a7740 # R-Mobile A1
- items:
- enum:
- renesas,sdhi-r8a7778 # R-Car M1
- renesas,sdhi-r8a7779 # R-Car H1
- const: renesas,rcar-gen1-sdhi # R-Car Gen1
- items:
- enum:
- renesas,sdhi-r8a7742 # RZ/G1H
- renesas,sdhi-r8a7743 # RZ/G1M
- renesas,sdhi-r8a7744 # RZ/G1N
- renesas,sdhi-r8a7745 # RZ/G1E
- renesas,sdhi-r8a77470 # RZ/G1C
- renesas,sdhi-r8a7790 # R-Car H2
- renesas,sdhi-r8a7791 # R-Car M2-W
- renesas,sdhi-r8a7792 # R-Car V2H
- renesas,sdhi-r8a7793 # R-Car M2-N
- renesas,sdhi-r8a7794 # R-Car E2
- const: renesas,rcar-gen2-sdhi # R-Car Gen2 and RZ/G1
- items:
- const: renesas,sdhi-mmc-r8a77470 # RZ/G1C (SDHI/MMC IP)
- items:
- enum:
- renesas,sdhi-r8a774a1 # RZ/G2M
- renesas,sdhi-r8a774b1 # RZ/G2N
- renesas,sdhi-r8a774c0 # RZ/G2E
- renesas,sdhi-r8a774e1 # RZ/G2H
- renesas,sdhi-r8a7795 # R-Car H3
- renesas,sdhi-r8a7796 # R-Car M3-W
- renesas,sdhi-r8a77961 # R-Car M3-W+
- renesas,sdhi-r8a77965 # R-Car M3-N
- renesas,sdhi-r8a77970 # R-Car V3M
- renesas,sdhi-r8a77980 # R-Car V3H
- renesas,sdhi-r8a77990 # R-Car E3
- renesas,sdhi-r8a77995 # R-Car D3
- renesas,sdhi-r9a07g043 # RZ/G2UL
- renesas,sdhi-r9a07g044 # RZ/G2{L,LC}
- renesas,sdhi-r9a07g054 # RZ/V2L
- renesas,sdhi-r9a09g011 # RZ/V2M
- const: renesas,rcar-gen3-sdhi # R-Car Gen3 or RZ/G2
- items:
- enum:
- renesas,sdhi-r8a779a0 # R-Car V3U
- renesas,sdhi-r8a779f0 # R-Car S4-8
- renesas,sdhi-r8a779g0 # R-Car V4H
- const: renesas,rcar-gen4-sdhi # R-Car Gen4
reg:
maxItems: 1
interrupts:
minItems: 1
maxItems: 3
clocks: true
clock-names: true
dmas:
minItems: 4
maxItems: 4
dma-names:
minItems: 4
maxItems: 4
items:
enum:
- tx
- rx
iommus:
maxItems: 1
power-domains:
maxItems: 1
resets:
maxItems: 1
pinctrl-0:
minItems: 1
maxItems: 2
pinctrl-1:
maxItems: 1
pinctrl-names: true
max-frequency: true
allOf:
- $ref: mmc-controller.yaml
- if:
properties:
compatible:
contains:
enum:
- renesas,sdhi-r9a07g043
- renesas,sdhi-r9a07g044
- renesas,sdhi-r9a07g054
- renesas,sdhi-r9a09g011
then:
properties:
clocks:
items:
- description: IMCLK, SDHI channel main clock1.
- description: CLK_HS, SDHI channel High speed clock which operates
4 times that of SDHI channel main clock1.
- description: IMCLK2, SDHI channel main clock2. When this clock is
turned off, external SD card detection cannot be
detected.
- description: ACLK, SDHI channel bus clock.
clock-names:
items:
- const: core
- const: clkh
- const: cd
- const: aclk
required:
- clock-names
- resets
else:
if:
properties:
compatible:
contains:
enum:
- renesas,rcar-gen2-sdhi
- renesas,rcar-gen3-sdhi
- renesas,rcar-gen4-sdhi
then:
properties:
clocks:
minItems: 1
maxItems: 3
clock-names:
minItems: 1
uniqueItems: true
items:
- const: core
- enum: [ clkh, cd ]
- const: cd
else:
properties:
clocks:
minItems: 1
maxItems: 2
clock-names:
minItems: 1
items:
- const: core
- const: cd
- if:
properties:
compatible:
contains:
const: renesas,sdhi-mmc-r8a77470
then:
properties:
pinctrl-names:
items:
- const: state_uhs
else:
properties:
pinctrl-names:
minItems: 1
items:
- const: default
- const: state_uhs
- if:
properties:
compatible:
contains:
enum:
- renesas,sdhi-r7s72100
- renesas,sdhi-r7s9210
then:
required:
- clock-names
description:
The internal card detection logic that exists in these controllers is
sectioned off to be run by a separate second clock source to allow
the main core clock to be turned off to save power.
required:
- compatible
- reg
- interrupts
- clocks
- power-domains
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>
sdhi0: mmc@ee100000 {
compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi";
reg = <0xee100000 0x328>;
interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 314>;
dmas = <&dmac0 0xcd>, <&dmac0 0xce>, <&dmac1 0xcd>, <&dmac1 0xce>;
dma-names = "tx", "rx", "tx", "rx";
max-frequency = <195000000>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
resets = <&cpg 314>;
};
sdhi1: mmc@ee120000 {
compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi";
reg = <0xee120000 0x328>;
interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 313>;
dmas = <&dmac0 0xc9>, <&dmac0 0xca>, <&dmac1 0xc9>, <&dmac1 0xca>;
dma-names = "tx", "rx", "tx", "rx";
max-frequency = <195000000>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
resets = <&cpg 313>;
};
sdhi2: mmc@ee140000 {
compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi";
reg = <0xee140000 0x100>;
interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 312>;
dmas = <&dmac0 0xc1>, <&dmac0 0xc2>, <&dmac1 0xc1>, <&dmac1 0xc2>;
dma-names = "tx", "rx", "tx", "rx";
max-frequency = <97500000>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
resets = <&cpg 312>;
};
sdhi3: mmc@ee160000 {
compatible = "renesas,sdhi-r8a7790", "renesas,rcar-gen2-sdhi";
reg = <0xee160000 0x100>;
interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 311>;
dmas = <&dmac0 0xd3>, <&dmac0 0xd4>, <&dmac1 0xd3>, <&dmac1 0xd4>;
dma-names = "tx", "rx", "tx", "rx";
max-frequency = <97500000>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
resets = <&cpg 311>;
};
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