diff options
Diffstat (limited to 'dts/Bindings/eeprom')
| -rw-r--r-- | dts/Bindings/eeprom/at24.txt | 1 | ||||
| -rw-r--r-- | dts/Bindings/eeprom/at24.yaml | 22 | ||||
| -rw-r--r-- | dts/Bindings/eeprom/at25.yaml | 13 | ||||
| -rw-r--r-- | dts/Bindings/eeprom/microchip,93lc46b.yaml | 70 |
4 files changed, 95 insertions, 11 deletions
diff --git a/dts/Bindings/eeprom/at24.txt b/dts/Bindings/eeprom/at24.txt deleted file mode 100644 index c94acbb8cb..0000000000 --- a/dts/Bindings/eeprom/at24.txt +++ /dev/null @@ -1 +0,0 @@ -This file has been moved to at24.yaml. diff --git a/dts/Bindings/eeprom/at24.yaml b/dts/Bindings/eeprom/at24.yaml index 6b61a8cf61..1812ef31d5 100644 --- a/dts/Bindings/eeprom/at24.yaml +++ b/dts/Bindings/eeprom/at24.yaml @@ -2,14 +2,18 @@ # Copyright 2019 BayLibre SAS %YAML 1.2 --- -$id: "http://devicetree.org/schemas/eeprom/at24.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/eeprom/at24.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: I2C EEPROMs compatible with Atmel's AT24 maintainers: - Bartosz Golaszewski <bgolaszewski@baylibre.com> +allOf: + - $ref: /schemas/nvmem/nvmem.yaml + - $ref: /schemas/nvmem/nvmem-deprecated-cells.yaml + select: properties: compatible: @@ -65,10 +69,14 @@ properties: - items: pattern: c32$ - items: + pattern: c32d-wl$ + - items: pattern: cs32$ - items: pattern: c64$ - items: + pattern: c64d-wl$ + - items: pattern: cs64$ - items: pattern: c128$ @@ -99,6 +107,9 @@ properties: # These are special cases that don't conform to the above pattern. # Each requires a standard at24 model as fallback. - items: + - const: belling,bl24c16a + - const: atmel,24c16 + - items: - enum: - rohm,br24g01 - rohm,br24t01 @@ -112,6 +123,7 @@ properties: - enum: - onnn,cat24c04 - onnn,cat24c05 + - rohm,br24g04 - const: atmel,24c04 - items: - const: renesas,r1ex24016 @@ -120,7 +132,9 @@ properties: - const: giantec,gt24c32a - const: atmel,24c32 - items: - - const: renesas,r1ex24128 + - enum: + - renesas,r1ex24128 + - samsung,s524ad0xd1 - const: atmel,24c128 label: @@ -181,7 +195,7 @@ required: - compatible - reg -additionalProperties: false +unevaluatedProperties: false examples: - | diff --git a/dts/Bindings/eeprom/at25.yaml b/dts/Bindings/eeprom/at25.yaml index fbf99e3469..1715b0c9fe 100644 --- a/dts/Bindings/eeprom/at25.yaml +++ b/dts/Bindings/eeprom/at25.yaml @@ -1,8 +1,8 @@ # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause %YAML 1.2 --- -$id: "http://devicetree.org/schemas/eeprom/at25.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/eeprom/at25.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: SPI EEPROMs or FRAMs compatible with Atmel's AT25 @@ -33,6 +33,7 @@ properties: - microchip,25lc040 - st,m95m02 - st,m95256 + - st,m95640 - cypress,fm25 - const: atmel,at25 @@ -44,8 +45,6 @@ properties: reg: maxItems: 1 - spi-max-frequency: true - pagesize: $ref: /schemas/types.yaml#/definitions/uint32 enum: [1, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072] @@ -105,6 +104,8 @@ required: - spi-max-frequency allOf: + - $ref: /schemas/spi/spi-peripheral-props.yaml# + - $ref: /schemas/nvmem/nvmem.yaml - if: properties: compatible: @@ -117,12 +118,12 @@ allOf: - size - address-width -additionalProperties: false +unevaluatedProperties: false examples: - | #include <dt-bindings/gpio/gpio.h> - spi0 { + spi { #address-cells = <1>; #size-cells = <0>; diff --git a/dts/Bindings/eeprom/microchip,93lc46b.yaml b/dts/Bindings/eeprom/microchip,93lc46b.yaml new file mode 100644 index 0000000000..144e86ce5c --- /dev/null +++ b/dts/Bindings/eeprom/microchip,93lc46b.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/eeprom/microchip,93lc46b.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip 93xx46 SPI compatible EEPROM family + +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# + - $ref: /schemas/nvmem/nvmem.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>; + }; + }; |