bindings/mtd/jedec%2Cspi-nor.yaml

1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/mtd/jedec,spi-nor.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Rob Herring <robh@kernel.org>
13   - $ref: mtd.yaml#
14   - $ref: /schemas/spi/spi-peripheral-props.yaml#
19       - items:
20           - pattern: "^((((micron|spansion|st),)?\
33           - const: jedec,spi-nor
34       - items:
35           - enum:
36               - issi,is25lp016d
37               - micron,mt25qu02g
38               - mxicy,mx25r1635f
39               - mxicy,mx25u6435f
40               - mxicy,mx25v8035f
41               - spansion,s25sl12801
42               - spansion,s25fs512s
43           - const: jedec,spi-nor
44       - const: jedec,spi-nor
49       "jedec,spi-nor" compatible.
55   interrupts:
58   m25p,fast-read:
61       Use the "fast read" opcode to read data from the chip instead of the usual
66   broken-flash-reset:
69       Some flash devices utilize stateful addressing modes (e.g., for 32-bit
78   no-wp:
84       strapped to LOW, the status register nonvolatile bits become read-only and
86       this hardware-protected mode is to drive WP# HIGH. If the WP# signal of the
88       pull-downs) then status register permanently becomes read-only as the SRWD bit
91       can be a valid use case.
93   reset-gpios:
96       If "broken-flash-reset" is present then having this property does not
99   spi-cpol: true
100   spi-cpha: true
103   spi-cpol: [ spi-cpha ]
104   spi-cpha: [ spi-cpol ]
109   - |
110     #include <dt-bindings/gpio/gpio.h>
112         #address-cells = <1>;
113         #size-cells = <0>;
116             compatible = "spansion,m25p80", "jedec,spi-nor";
118             spi-max-frequency = <40000000>;
119             m25p,fast-read;
120             reset-gpios = <&gpio 12 GPIO_ACTIVE_LOW>;