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