| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/mmc/starfive,jh7110-mmc.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: StarFive Designware Mobile Storage Host Controller |
| 8 | |
| 9 | description: |
| 10 | StarFive uses the Synopsys designware mobile storage host controller |
| 11 | to interface a SoC with storage medium such as eMMC or SD/MMC cards. |
| 12 | |
| 13 | allOf: |
| 14 | - $ref: synopsys-dw-mshc-common.yaml# |
| 15 | |
| 16 | maintainers: |
| 17 | - William Qiu <william.qiu@starfivetech.com> |
| 18 | |
| 19 | properties: |
| 20 | compatible: |
| 21 | const: starfive,jh7110-mmc |
| 22 | |
| 23 | reg: |
| 24 | maxItems: 1 |
| 25 | |
| 26 | clocks: |
| 27 | items: |
| 28 | - description: biu clock |
| 29 | - description: ciu clock |
| 30 | |
| 31 | clock-names: |
| 32 | items: |
| 33 | - const: biu |
| 34 | - const: ciu |
| 35 | |
| 36 | interrupts: |
| 37 | maxItems: 1 |
| 38 | |
| 39 | starfive,sysreg: |
| 40 | $ref: /schemas/types.yaml#/definitions/phandle-array |
| 41 | items: |
| 42 | - items: |
| 43 | - description: phandle to System Register Controller syscon node |
| 44 | - description: offset of SYS_SYSCONSAIF__SYSCFG register for MMC controller |
| 45 | - description: shift of SYS_SYSCONSAIF__SYSCFG register for MMC controller |
| 46 | - description: mask of SYS_SYSCONSAIF__SYSCFG register for MMC controller |
| 47 | description: |
| 48 | Should be four parameters, the phandle to System Register Controller |
| 49 | syscon node and the offset/shift/mask of SYS_SYSCONSAIF__SYSCFG register |
| 50 | for MMC controller. |
| 51 | |
| 52 | required: |
| 53 | - compatible |
| 54 | - reg |
| 55 | - clocks |
| 56 | - clock-names |
| 57 | - interrupts |
| 58 | |
| 59 | unevaluatedProperties: false |
| 60 | |
| 61 | examples: |
| 62 | - | |
| 63 | mmc@16010000 { |
| 64 | compatible = "starfive,jh7110-mmc"; |
| 65 | reg = <0x16010000 0x10000>; |
| 66 | clocks = <&syscrg 91>, |
| 67 | <&syscrg 93>; |
| 68 | clock-names = "biu","ciu"; |
| 69 | resets = <&syscrg 64>; |
| 70 | reset-names = "reset"; |
| 71 | interrupts = <74>; |
| 72 | fifo-depth = <32>; |
| 73 | fifo-watermark-aligned; |
| 74 | data-addr = <0>; |
| 75 | }; |