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/memory-controllers/calxeda-ddr-ctrlr.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Calxeda DDR memory controller |
| 8 | |
| 9 | description: | |
| 10 | The Calxeda DDR memory controller is initialised and programmed by the |
| 11 | firmware, but an OS might want to read its registers for error reporting |
| 12 | purposes and to learn about the DRAM topology. |
| 13 | |
| 14 | maintainers: |
| 15 | - Andre Przywara <andre.przywara@arm.com> |
| 16 | |
| 17 | properties: |
| 18 | compatible: |
| 19 | enum: |
| 20 | - calxeda,hb-ddr-ctrl |
| 21 | - calxeda,ecx-2000-ddr-ctrl |
| 22 | |
| 23 | reg: |
| 24 | maxItems: 1 |
| 25 | |
| 26 | interrupts: |
| 27 | maxItems: 1 |
| 28 | |
| 29 | required: |
| 30 | - compatible |
| 31 | - reg |
| 32 | - interrupts |
| 33 | |
| 34 | additionalProperties: false |
| 35 | |
| 36 | examples: |
| 37 | - | |
| 38 | memory-controller@fff00000 { |
| 39 | compatible = "calxeda,hb-ddr-ctrl"; |
| 40 | reg = <0xfff00000 0x1000>; |
| 41 | interrupts = <0 91 4>; |
| 42 | }; |