diff options
author | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2022-07-27 19:44:24 +0300 |
---|---|---|
committer | Rob Herring <robh@kernel.org> | 2022-07-30 02:23:57 +0300 |
commit | b600d6a6c55eac2c4af6f3bf8cf7a2deacecd83b (patch) | |
tree | 99f31ae8a3b9b227e1a891af73e29995b572ae6d /Documentation/devicetree/bindings/eeprom | |
parent | 532b04d846ddf3c90c37547baeb1c54de7b36ea6 (diff) | |
download | linux-b600d6a6c55eac2c4af6f3bf8cf7a2deacecd83b.tar.xz |
dt-bindings: eeprom: microchip,93lc46b: move to eeprom directory
Move the Atmel/Microchip 93xx46 SPI compatible EEPROM family bindings
from misc to eeprom directory to properly match subsystem.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220727164424.386499-2-krzysztof.kozlowski@linaro.org
Diffstat (limited to 'Documentation/devicetree/bindings/eeprom')
-rw-r--r-- | Documentation/devicetree/bindings/eeprom/microchip,93lc46b.yaml | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/eeprom/microchip,93lc46b.yaml b/Documentation/devicetree/bindings/eeprom/microchip,93lc46b.yaml new file mode 100644 index 000000000000..0c2f5ddb79c5 --- /dev/null +++ b/Documentation/devicetree/bindings/eeprom/microchip,93lc46b.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/eeprom/microchip,93lc46b.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip 93xx46 SPI compatible EEPROM family dt bindings + +maintainers: + - Cory Tusar <cory.tusar@pid1solutions.com> + +properties: + compatible: + enum: + - atmel,at93c46 + - atmel,at93c46d + - atmel,at93c56 + - atmel,at93c66 + - eeprom-93xx46 + - microchip,93lc46b + + data-size: + description: number of data bits per word + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [8, 16] + + reg: + description: chip select of EEPROM + maxItems: 1 + + read-only: + description: + parameter-less property which disables writes to the EEPROM + type: boolean + + select-gpios: + description: + specifies the GPIO that needs to be asserted prior to each access + of EEPROM (e.g. for SPI bus multiplexing) + maxItems: 1 + +required: + - compatible + - reg + - data-size + - spi-max-frequency + +allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + + spi { + #address-cells = <1>; + #size-cells = <0>; + + eeprom@0 { + compatible = "eeprom-93xx46"; + reg = <0>; + spi-max-frequency = <1000000>; + spi-cs-high; + data-size = <8>; + select-gpios = <&gpio4 4 GPIO_ACTIVE_HIGH>; + }; + }; |