From: Nikita Shubin <nikita.shubin@xxxxxxxxxxx> Add device tree bindings for the Cirrus Logic EP93xx SoC. Signed-off-by: Nikita Shubin <nikita.shubin@xxxxxxxxxxx> --- .../bindings/arm/cirrus/cirrus,ep9301.yaml | 38 ++++++++++++ .../bindings/soc/cirrus/cirrus,ep9301-syscon.yaml | 71 ++++++++++++++++++++++ 2 files changed, 109 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/cirrus/cirrus,ep9301.yaml b/Documentation/devicetree/bindings/arm/cirrus/cirrus,ep9301.yaml new file mode 100644 index 000000000000..97dd8b6aefa9 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/cirrus/cirrus,ep9301.yaml @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/cirrus/cirrus,ep9301.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic EP93xx platforms + +description: + The EP93xx SoC is a ARMv4T-based with 200 MHz ARM9 CPU. + +maintainers: + - Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx> + - Nikita Shubin <nikita.shubin@xxxxxxxxxxx> + +properties: + $nodename: + const: '/' + compatible: + oneOf: + - description: The TS-7250 is a compact, full-featured Single Board Computer (SBC) + based upon the Cirrus EP9302 ARM9 CPU + items: + - const: technologic,ts7250 + - const: cirrus,ep9301 + + - description: The Liebherr BK3 is a derivate from ts7250 board + items: + - const: liebherr,bk3 + - const: cirrus,ep9301 + + - description: EDB302 is an evaluation board by Cirrus Logic, + based on a Cirrus Logic EP9302 CPU + items: + - const: cirrus,edb9302 + - const: cirrus,ep9301 + +additionalProperties: true diff --git a/Documentation/devicetree/bindings/soc/cirrus/cirrus,ep9301-syscon.yaml b/Documentation/devicetree/bindings/soc/cirrus/cirrus,ep9301-syscon.yaml new file mode 100644 index 000000000000..1692250251d9 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/cirrus/cirrus,ep9301-syscon.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/cirrus/cirrus,ep9301-syscon.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic EP93xx Platforms System Controller + +maintainers: + - Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx> + - Nikita Shubin <nikita.shubin@xxxxxxxxxxx> + +properties: + compatible: + oneOf: + - items: + - enum: + - cirrus,ep9302-syscon + - cirrus,ep9307-syscon + - cirrus,ep9312-syscon + - cirrus,ep9315-syscon + - const: cirrus,ep9301-syscon + - const: syscon + - const: simple-mfd + - items: + - const: cirrus,ep9301-syscon + - const: syscon + - const: simple-mfd + + reg: + maxItems: 1 + + reboot: + type: object + $ref: /schemas/power/reset/cirrus,ep9301-reboot.yaml + + clock-controller: + type: object + $ref: /schemas/clock/cirrus,ep9301-clk.yaml + + pinctrl: + type: object + $ref: /schemas/pinctrl/cirrus,ep9301-pinctrl.yaml + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + syscon@80930000 { + compatible = "cirrus,ep9301-syscon", + "syscon", "simple-mfd"; + reg = <0x80930000 0x1000>; + + clock-controller { + compatible = "cirrus,ep9301-clk"; + #clock-cells = <1>; + clocks = <&xtali>; + }; + + pinctrl { + compatible = "cirrus,ep9301-pinctrl"; + }; + + reboot { + compatible = "cirrus,ep9301-reboot"; + }; + }; -- 2.39.2
