diff options
author | Biju Das <biju.das.jz@bp.renesas.com> | 2023-06-23 17:09:42 +0300 |
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committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2023-06-26 01:58:21 +0300 |
commit | ac739bac5201d4308cba2525dacb5da654b3ff31 (patch) | |
tree | 9d88976841b30eb45c60c0b071277953a4fb4281 /Documentation/devicetree | |
parent | 0e6f36cca1bd3f5257315b55d9f31519ea4cc059 (diff) | |
download | linux-ac739bac5201d4308cba2525dacb5da654b3ff31.tar.xz |
dt-bindings: rtc: isl1208: Convert to json-schema
Convert the isl1208 RTC device tree binding documentation to json-schema.
Update the example to match reality.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230623140948.384762-5-biju.das.jz@bp.renesas.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/rtc/isil,isl1208.txt | 38 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/rtc/isil,isl1208.yaml | 89 |
2 files changed, 89 insertions, 38 deletions
diff --git a/Documentation/devicetree/bindings/rtc/isil,isl1208.txt b/Documentation/devicetree/bindings/rtc/isil,isl1208.txt deleted file mode 100644 index 51f003006f04..000000000000 --- a/Documentation/devicetree/bindings/rtc/isil,isl1208.txt +++ /dev/null @@ -1,38 +0,0 @@ -Intersil ISL1209/19 I2C RTC/Alarm chip with event in - -ISL12X9 have additional pins EVIN and #EVDET for tamper detection, while the -ISL1208 and ISL1218 do not. They are all use the same driver with the bindings -described here, with chip specific properties as noted. - -Required properties supported by the device: - - "compatible": Should be one of the following: - - "isil,isl1208" - - "isil,isl1209" - - "isil,isl1218" - - "isil,isl1219" - - "reg": I2C bus address of the device - -Optional properties: - - "interrupt-names": list which may contains "irq" and "evdet" - evdet applies to isl1209 and isl1219 only - - "interrupts": list of interrupts for "irq" and "evdet" - evdet applies to isl1209 and isl1219 only - - "isil,ev-evienb": Enable or disable internal pull on EVIN pin - Applies to isl1209 and isl1219 only - Possible values are 0 and 1 - Value 0 enables internal pull-up on evin pin, 1 disables it. - Default will leave the non-volatile configuration of the pullup - as is. - -Example isl1219 node with #IRQ pin connected to SoC gpio1 pin12 and #EVDET pin -connected to SoC gpio2 pin 24 and internal pull-up enabled in EVIN pin. - - isl1219: rtc@68 { - compatible = "isil,isl1219"; - reg = <0x68>; - interrupt-names = "irq", "evdet"; - interrupts-extended = <&gpio1 12 IRQ_TYPE_EDGE_FALLING>, - <&gpio2 24 IRQ_TYPE_EDGE_FALLING>; - isil,ev-evienb = <1>; - }; - diff --git a/Documentation/devicetree/bindings/rtc/isil,isl1208.yaml b/Documentation/devicetree/bindings/rtc/isil,isl1208.yaml new file mode 100644 index 000000000000..565965147ce6 --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/isil,isl1208.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rtc/isil,isl1208.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Intersil ISL1209/19 I2C RTC/Alarm chip with event in + +maintainers: + - Biju Das <biju.das.jz@bp.renesas.com> + - Trent Piepho <tpiepho@gmail.com> + +description: + ISL12X9 have additional pins EVIN and EVDET for tamper detection, while the + ISL1208 and ISL1218 do not. + +properties: + compatible: + enum: + - isil,isl1208 + - isil,isl1209 + - isil,isl1218 + - isil,isl1219 + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 2 + + interrupt-names: + minItems: 1 + items: + - const: irq + - const: evdet + + isil,ev-evienb: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [ 0, 1 ] + description: | + Enable or disable internal pull on EVIN pin + Default will leave the non-volatile configuration of the pullup + as is. + <0> : Enables internal pull-up on evin pin + <1> : Disables internal pull-up on evin pin + +required: + - compatible + - reg + +allOf: + - $ref: rtc.yaml# + - if: + properties: + compatible: + contains: + enum: + - isil,isl1209 + - isil,isl1219 + then: + properties: + interrupts: + maxItems: 2 + interrupt-names: + items: + - const: irq + - const: evdet + else: + properties: + interrupts: + maxItems: 1 + interrupt-names: + items: + - const: irq + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + rtc_twi: rtc@6f { + compatible = "isil,isl1208"; + reg = <0x6f>; + }; + }; |