| # 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>; |
| }; |
