| 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/mtd/ti,am654-hbmc.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: HyperBus Memory Controller (HBMC) on TI's K3 family of SoCs |
| 8 | |
| 9 | maintainers: |
| 10 | - Vignesh Raghavendra <vigneshr@ti.com> |
| 11 | |
| 12 | properties: |
| 13 | compatible: |
| 14 | const: ti,am654-hbmc |
| 15 | |
| 16 | reg: |
| 17 | maxItems: 2 |
| 18 | |
| 19 | power-domains: true |
| 20 | '#address-cells': true |
| 21 | '#size-cells': true |
| 22 | ranges: true |
| 23 | |
| 24 | mux-controls: |
| 25 | description: MMIO mux controller node to select b/w OSPI and HBMC. |
| 26 | |
| 27 | clocks: |
| 28 | maxItems: 1 |
| 29 | |
| 30 | patternProperties: |
| 31 | "^flash@[0-1],[0-9a-f]+$": |
| 32 | type: object |
| 33 | $ref: mtd-physmap.yaml |
| 34 | unevaluatedProperties: false |
| 35 | |
| 36 | required: |
| 37 | - compatible |
| 38 | - reg |
| 39 | - ranges |
| 40 | - clocks |
| 41 | - '#address-cells' |
| 42 | - '#size-cells' |
| 43 | |
| 44 | additionalProperties: false |
| 45 | |
| 46 | examples: |
| 47 | - | |
| 48 | bus { |
| 49 | #address-cells = <2>; |
| 50 | #size-cells = <2>; |
| 51 | |
| 52 | hbmc: memory-controller@47034000 { |
| 53 | compatible = "ti,am654-hbmc"; |
| 54 | reg = <0x0 0x47034000 0x0 0x100>, |
| 55 | <0x5 0x00000000 0x1 0x0000000>; |
| 56 | ranges = <0x0 0x0 0x5 0x00000000 0x4000000>, /* CS0 - 64MB */ |
| 57 | <0x1 0x0 0x5 0x04000000 0x4000000>; /* CS1 - 64MB */ |
| 58 | clocks = <&k3_clks 102 0>; |
| 59 | #address-cells = <2>; |
| 60 | #size-cells = <1>; |
| 61 | power-domains = <&k3_pds 55>; |
| 62 | mux-controls = <&hbmc_mux 0>; |
| 63 | |
| 64 | flash@0,0 { |
| 65 | compatible = "cypress,hyperflash", "cfi-flash"; |
| 66 | reg = <0x0 0x0 0x4000000>; |
| 67 | #address-cells = <1>; |
| 68 | #size-cells = <1>; |
| 69 | }; |
| 70 | }; |
| 71 | }; |