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/spi/socionext,f-ospi.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Socionext F_OSPI controller |
| 8 | |
| 9 | description: | |
| 10 | The Socionext F_OSPI is a controller used to interface with flash |
| 11 | memories using the SPI communication interface. |
| 12 | |
| 13 | maintainers: |
| 14 | - Kunihiko Hayashi <hayashi.kunihiko@socionext.com> |
| 15 | |
| 16 | allOf: |
| 17 | - $ref: spi-controller.yaml# |
| 18 | |
| 19 | properties: |
| 20 | compatible: |
| 21 | const: socionext,f-ospi |
| 22 | |
| 23 | reg: |
| 24 | maxItems: 1 |
| 25 | |
| 26 | clocks: |
| 27 | maxItems: 1 |
| 28 | |
| 29 | num-cs: |
| 30 | minimum: 1 |
| 31 | maximum: 4 |
| 32 | |
| 33 | required: |
| 34 | - compatible |
| 35 | - reg |
| 36 | - clocks |
| 37 | - "#address-cells" |
| 38 | - "#size-cells" |
| 39 | |
| 40 | unevaluatedProperties: false |
| 41 | |
| 42 | examples: |
| 43 | - | |
| 44 | ospi0: spi@80000000 { |
| 45 | compatible = "socionext,f-ospi"; |
| 46 | reg = <0x80000000 0x1000>; |
| 47 | clocks = <&clks 0>; |
| 48 | num-cs = <1>; |
| 49 | #address-cells = <1>; |
| 50 | #size-cells = <0>; |
| 51 | |
| 52 | flash@0 { |
| 53 | compatible = "spansion,s25fl128s", "jedec,spi-nor"; |
| 54 | reg = <0>; |
| 55 | spi-max-frequency = <50000000>; |
| 56 | }; |
| 57 | }; |