Johan Jonker | 8655ff2 | 2020-01-16 16:22:28 +0100 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/mmc/synopsys-dw-mshc.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Synopsys Designware Mobile Storage Host Controller Binding |
| 8 | |
| 9 | allOf: |
| 10 | - $ref: "synopsys-dw-mshc-common.yaml#" |
| 11 | |
| 12 | maintainers: |
| 13 | - Ulf Hansson <ulf.hansson@linaro.org> |
| 14 | |
| 15 | # Everything else is described in the common file |
| 16 | properties: |
| 17 | compatible: |
| 18 | const: snps,dw-mshc |
| 19 | |
| 20 | reg: |
| 21 | maxItems: 1 |
| 22 | |
| 23 | interrupts: |
| 24 | maxItems: 1 |
| 25 | |
| 26 | clocks: |
| 27 | minItems: 2 |
| 28 | maxItems: 2 |
| 29 | description: |
| 30 | Handle to "biu" and "ciu" clocks for the |
| 31 | bus interface unit clock and the card interface unit clock. |
| 32 | |
| 33 | clock-names: |
| 34 | items: |
| 35 | - const: biu |
| 36 | - const: ciu |
| 37 | |
| 38 | required: |
| 39 | - compatible |
| 40 | - reg |
| 41 | - interrupts |
| 42 | - clocks |
| 43 | - clock-names |
| 44 | |
Rob Herring | 6fdc6e2 | 2020-10-05 13:38:27 -0500 | [diff] [blame] | 45 | unevaluatedProperties: false |
| 46 | |
Johan Jonker | 8655ff2 | 2020-01-16 16:22:28 +0100 | [diff] [blame] | 47 | examples: |
| 48 | - | |
| 49 | mmc@12200000 { |
| 50 | compatible = "snps,dw-mshc"; |
| 51 | reg = <0x12200000 0x1000>; |
| 52 | interrupts = <0 75 0>; |
| 53 | clocks = <&clock 351>, <&clock 132>; |
| 54 | clock-names = "biu", "ciu"; |
| 55 | dmas = <&pdma 12>; |
| 56 | dma-names = "rx-tx"; |
| 57 | resets = <&rst 20>; |
| 58 | reset-names = "reset"; |
| 59 | vmmc-supply = <&buck8>; |
| 60 | #address-cells = <1>; |
| 61 | #size-cells = <0>; |
| 62 | broken-cd; |
| 63 | bus-width = <8>; |
| 64 | cap-mmc-highspeed; |
| 65 | cap-sd-highspeed; |
| 66 | card-detect-delay = <200>; |
Johan Jonker | 398b250 | 2020-03-07 17:05:56 +0100 | [diff] [blame] | 67 | max-frequency = <200000000>; |
Johan Jonker | 8655ff2 | 2020-01-16 16:22:28 +0100 | [diff] [blame] | 68 | clock-frequency = <400000000>; |
| 69 | data-addr = <0x200>; |
| 70 | fifo-depth = <0x80>; |
| 71 | fifo-watermark-aligned; |
| 72 | }; |