| 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/ufs/cdns,ufshc.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Cadence Universal Flash Storage (UFS) Controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Jan Kotas <jank@cadence.com> |
| 11 | |
| 12 | # Select only our matches, not all jedec,ufs-2.0 |
| 13 | select: |
| 14 | properties: |
| 15 | compatible: |
| 16 | contains: |
| 17 | enum: |
| 18 | - cdns,ufshc |
| 19 | - cdns,ufshc-m31-16nm |
| 20 | required: |
| 21 | - compatible |
| 22 | |
| 23 | allOf: |
| 24 | - $ref: ufs-common.yaml |
| 25 | |
| 26 | properties: |
| 27 | compatible: |
| 28 | items: |
| 29 | - enum: |
| 30 | - cdns,ufshc |
| 31 | # CDNS UFS HC + M31 16nm PHY |
| 32 | - cdns,ufshc-m31-16nm |
| 33 | - const: jedec,ufs-2.0 |
| 34 | |
| 35 | clocks: |
| 36 | minItems: 1 |
| 37 | maxItems: 3 |
| 38 | |
| 39 | clock-names: |
| 40 | minItems: 1 |
| 41 | items: |
| 42 | - const: core_clk |
| 43 | - const: phy_clk |
| 44 | - const: ref_clk |
| 45 | |
| 46 | power-domains: |
| 47 | maxItems: 1 |
| 48 | |
| 49 | reg: |
| 50 | maxItems: 1 |
| 51 | |
| 52 | dma-coherent: true |
| 53 | |
| 54 | required: |
| 55 | - compatible |
| 56 | - clocks |
| 57 | - clock-names |
| 58 | - reg |
| 59 | |
| 60 | unevaluatedProperties: false |
| 61 | |
| 62 | examples: |
| 63 | - | |
| 64 | #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 65 | |
| 66 | ufs@fd030000 { |
| 67 | compatible = "cdns,ufshc", "jedec,ufs-2.0"; |
| 68 | reg = <0xfd030000 0x10000>; |
| 69 | interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>; |
| 70 | freq-table-hz = <0 0>, <0 0>; |
| 71 | clocks = <&ufs_core_clk>, <&ufs_phy_clk>; |
| 72 | clock-names = "core_clk", "phy_clk"; |
| 73 | }; |