| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0-only |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/mmc/sdhci-pxa.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Marvell PXA SDHCI v1/v2/v3 |
| 8 | |
| 9 | maintainers: |
| 10 | - Ulf Hansson <ulf.hansson@linaro.org> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: mmc-controller.yaml# |
| 14 | - if: |
| 15 | properties: |
| 16 | compatible: |
| 17 | contains: |
| 18 | const: marvell,armada-380-sdhci |
| 19 | then: |
| 20 | properties: |
| Tom Rini | 93743d2 | 2024-04-01 09:08:13 -0400 | [diff] [blame] | 21 | reg: |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 22 | minItems: 3 |
| 23 | reg-names: |
| 24 | minItems: 3 |
| 25 | required: |
| 26 | - reg-names |
| 27 | else: |
| 28 | properties: |
| Tom Rini | 93743d2 | 2024-04-01 09:08:13 -0400 | [diff] [blame] | 29 | reg: |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 30 | maxItems: 1 |
| 31 | reg-names: |
| 32 | maxItems: 1 |
| 33 | |
| 34 | properties: |
| 35 | compatible: |
| 36 | enum: |
| 37 | - mrvl,pxav1-mmc |
| 38 | - mrvl,pxav2-mmc |
| 39 | - mrvl,pxav3-mmc |
| 40 | - marvell,armada-380-sdhci |
| 41 | |
| 42 | reg: |
| 43 | minItems: 1 |
| 44 | maxItems: 3 |
| 45 | |
| 46 | reg-names: |
| 47 | items: |
| 48 | - const: sdhci |
| 49 | - const: mbus |
| 50 | - const: conf-sdio3 |
| 51 | |
| 52 | interrupts: |
| 53 | maxItems: 1 |
| 54 | |
| 55 | clocks: |
| 56 | minItems: 1 |
| 57 | maxItems: 2 |
| 58 | |
| 59 | clock-names: |
| 60 | minItems: 1 |
| 61 | items: |
| 62 | - const: io |
| 63 | - const: core |
| 64 | |
| 65 | pinctrl-names: |
| 66 | description: |
| 67 | Optional for supporting PXA168 SDIO IRQ errata to switch CMD pin between |
| 68 | SDIO CMD and GPIO mode. |
| 69 | items: |
| 70 | - const: default |
| 71 | - const: state_cmd_gpio |
| 72 | |
| 73 | pinctrl-0: |
| 74 | description: |
| 75 | Should contain default pinctrl. |
| 76 | |
| 77 | pinctrl-1: |
| 78 | description: |
| 79 | Should switch CMD pin to GPIO mode as a high output. |
| 80 | |
| 81 | mrvl,clk-delay-cycles: |
| 82 | description: Specify a number of cycles to delay for tuning. |
| 83 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 84 | |
| 85 | required: |
| 86 | - compatible |
| 87 | - reg |
| 88 | - interrupts |
| 89 | - clocks |
| 90 | - clock-names |
| 91 | |
| 92 | unevaluatedProperties: false |
| 93 | |
| 94 | examples: |
| 95 | - | |
| 96 | #include <dt-bindings/clock/berlin2.h> |
| 97 | mmc@d4280800 { |
| 98 | compatible = "mrvl,pxav3-mmc"; |
| 99 | reg = <0xd4280800 0x800>; |
| 100 | bus-width = <8>; |
| 101 | interrupts = <27>; |
| 102 | clocks = <&chip CLKID_SDIO1XIN>, <&chip CLKID_SDIO1>; |
| 103 | clock-names = "io", "core"; |
| 104 | non-removable; |
| 105 | mrvl,clk-delay-cycles = <31>; |
| 106 | }; |
| 107 | - | |
| 108 | mmc@d8000 { |
| 109 | compatible = "marvell,armada-380-sdhci"; |
| 110 | reg-names = "sdhci", "mbus", "conf-sdio3"; |
| 111 | reg = <0xd8000 0x1000>, |
| 112 | <0xdc000 0x100>, |
| 113 | <0x18454 0x4>; |
| 114 | interrupts = <0 25 0x4>; |
| 115 | clocks = <&gateclk 17>; |
| 116 | clock-names = "io"; |
| 117 | mrvl,clk-delay-cycles = <0x1F>; |
| 118 | }; |
| 119 | |
| 120 | ... |