bindings/spi/mediatek%2Cspi-mtk-nor.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/spi/mediatek,spi-mtk-nor.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Bayi Cheng <bayi.cheng@mediatek.com>
11   - Chuanhong Guo <gch981213@gmail.com>
14   This spi controller support single, dual, or quad mode transfer for
15   SPI NOR flash. There should be only one spi slave device following
16   generic spi bindings. It's not recommended to use this controller
17   for devices other than SPI NOR flash due to limited transfer
21   - $ref: /schemas/spi/spi-controller.yaml#
26       - enum:
27           - mediatek,mt8173-nor
28           - mediatek,mt8186-nor
29           - mediatek,mt8192-nor
30       - items:
31           - enum:
32               - mediatek,mt2701-nor
33               - mediatek,mt2712-nor
34               - mediatek,mt7622-nor
35               - mediatek,mt7623-nor
36               - mediatek,mt7629-nor
37               - mediatek,mt8195-nor
38           - const: mediatek,mt8173-nor
39       - items:
40           - enum:
41               - mediatek,mt8188-nor
42           - const: mediatek,mt8186-nor
53       - description: clock used for spi bus
54       - description: clock used for controller
55       - description: clock used for nor dma bus. this depends on hardware
57       - description: clock used for controller axi slave bus.
60   clock-names:
63       - const: spi
64       - const: sf
65       - const: axi
66       - const: axi_s
69   - compatible
70   - reg
71   - clocks
72   - clock-names
77   - |
78     #include <dt-bindings/clock/mt8173-clk.h>
81       #address-cells = <2>;
82       #size-cells = <2>;
84       nor_flash: spi@1100d000 {
85         compatible = "mediatek,mt8173-nor";
90         clock-names = "spi", "sf", "axi";
91         #address-cells = <1>;
92         #size-cells = <0>;
95           compatible = "jedec,spi-nor";