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author | Rob Herring <robh@kernel.org> | 2022-04-22 22:22:23 +0300 |
---|---|---|
committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2022-05-04 00:35:18 +0300 |
commit | 4bd69ecfa672e94334618ef9ec653b2a237cf2d9 (patch) | |
tree | 06b00174ea3b6e5e992ac2aeb24284008f4a443a /Documentation/devicetree/bindings | |
parent | 3123109284176b1532874591f7c81f3837bbdc17 (diff) | |
download | linux-4bd69ecfa672e94334618ef9ec653b2a237cf2d9.tar.xz |
dt-bindings: i3c: Convert cdns,i3c-master to DT schema
Convert the Cadence I3C master to DT schema format. This fixes a warning
as it is used in the i3c.yaml example.
The "nintendo,nunchuk" is not documented by a schema, so change the
example child device to something which is documented.
Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20220422192224.2594098-1-robh@kernel.org
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r-- | Documentation/devicetree/bindings/i3c/cdns,i3c-master.txt | 43 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml | 60 |
2 files changed, 60 insertions, 43 deletions
diff --git a/Documentation/devicetree/bindings/i3c/cdns,i3c-master.txt b/Documentation/devicetree/bindings/i3c/cdns,i3c-master.txt deleted file mode 100644 index 3716589d6999..000000000000 --- a/Documentation/devicetree/bindings/i3c/cdns,i3c-master.txt +++ /dev/null @@ -1,43 +0,0 @@ -Bindings for cadence I3C master block -===================================== - -Required properties: --------------------- -- compatible: shall be "cdns,i3c-master" -- clocks: shall reference the pclk and sysclk -- clock-names: shall contain "pclk" and "sysclk" -- interrupts: the interrupt line connected to this I3C master -- reg: I3C master registers - -Mandatory properties defined by the generic binding (see -Documentation/devicetree/bindings/i3c/i3c.yaml for more details): - -- #address-cells: shall be set to 1 -- #size-cells: shall be set to 0 - -Optional properties defined by the generic binding (see -Documentation/devicetree/bindings/i3c/i3c.yaml for more details): - -- i2c-scl-hz -- i3c-scl-hz - -I3C device connected on the bus follow the generic description (see -Documentation/devicetree/bindings/i3c/i3c.yaml for more details). - -Example: - - i3c-master@0d040000 { - compatible = "cdns,i3c-master"; - clocks = <&coreclock>, <&i3csysclock>; - clock-names = "pclk", "sysclk"; - interrupts = <3 0>; - reg = <0x0d040000 0x1000>; - #address-cells = <1>; - #size-cells = <0>; - i2c-scl-hz = <100000>; - - nunchuk: nunchuk@52 { - compatible = "nintendo,nunchuk"; - reg = <0x52 0x0 0x10>; - }; - }; diff --git a/Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml b/Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml new file mode 100644 index 000000000000..cc40d25358ec --- /dev/null +++ b/Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i3c/cdns,i3c-master.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cadence I3C master block + +maintainers: + - Boris Brezillon <bbrezillon@kernel.org> + +allOf: + - $ref: i3c.yaml# + +properties: + compatible: + const: cdns,i3c-master + + reg: + maxItems: 1 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: pclk + - const: sysclk + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + +unevaluatedProperties: false + +examples: + - | + i3c-master@d040000 { + compatible = "cdns,i3c-master"; + clocks = <&coreclock>, <&i3csysclock>; + clock-names = "pclk", "sysclk"; + interrupts = <3 0>; + reg = <0x0d040000 0x1000>; + #address-cells = <3>; + #size-cells = <0>; + i2c-scl-hz = <100000>; + + eeprom@57{ + compatible = "atmel,24c01"; + reg = <0x57 0x0 0x10>; + pagesize = <0x8>; + }; + }; +... |