From: nick.hawkins@hpe.com To: verdun@hpe.com, nick.hawkins@hpe.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux@armlinux.org.uk, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, wsa@kernel.org Subject: [PATCH v5 2/5] dt-bindings: i2c: Add hpe,gxp-i2c Date: Fri, 17 Feb 2023 09:50:51 -0600 [thread overview] Message-ID: <20230217155054.99757-3-nick.hawkins@hpe.com> (raw) In-Reply-To: <20230217155054.99757-1-nick.hawkins@hpe.com> From: Nick Hawkins <nick.hawkins@hpe.com> Document compatibility string to support I2C controller in GXP. Signed-off-by: Nick Hawkins <nick.hawkins@hpe.com> --- v5: *No change v4: *Provide even greater description with the use of Phandle *Reorder properties so they match the required order v3: *Provide better description with use of Phandle v2: *Removed uneccessary size-cells and address-cells *Removed phandle from hpe,sysreg-phandle *Changed hpe,i2c-max-bus-freq to clock-frequency --- .../devicetree/bindings/i2c/hpe,gxp-i2c.yaml | 59 +++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml diff --git a/Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml b/Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml new file mode 100644 index 000000000000..6604dcd47251 --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/hpe,gxp-i2c.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HPE GXP SoC I2C Controller + +maintainers: + - Nick Hawkins <nick.hawkins@hpe.com> + +allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + +properties: + compatible: + const: hpe,gxp-i2c + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clock-frequency: + default: 100000 + + hpe,sysreg: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Phandle to the global status and enable interrupt registers shared + between each I2C engine controller instance. It enables the I2C + engine controller to act as both a master or slave by being able to + arm and respond to interrupts from its engine. Each bit in the + registers represent the respective bit position. + +required: + - compatible + - reg + - interrupts + +unevaluatedProperties: false + +examples: + - | + i2c@2600 { + compatible = "hpe,gxp-i2c"; + reg = <0x2500 0x70>; + interrupts = <9>; + #address-cells = <1>; + #size-cells = <0>; + hpe,sysreg = <&sysreg_system_controller>; + clock-frequency = <10000>; + + eeprom@50 { + compatible = "atmel,24c128"; + reg = <0x50>; + }; + }; -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: nick.hawkins@hpe.com To: verdun@hpe.com, nick.hawkins@hpe.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux@armlinux.org.uk, linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, wsa@kernel.org Subject: [PATCH v5 2/5] dt-bindings: i2c: Add hpe,gxp-i2c Date: Fri, 17 Feb 2023 09:50:51 -0600 [thread overview] Message-ID: <20230217155054.99757-3-nick.hawkins@hpe.com> (raw) In-Reply-To: <20230217155054.99757-1-nick.hawkins@hpe.com> From: Nick Hawkins <nick.hawkins@hpe.com> Document compatibility string to support I2C controller in GXP. Signed-off-by: Nick Hawkins <nick.hawkins@hpe.com> --- v5: *No change v4: *Provide even greater description with the use of Phandle *Reorder properties so they match the required order v3: *Provide better description with use of Phandle v2: *Removed uneccessary size-cells and address-cells *Removed phandle from hpe,sysreg-phandle *Changed hpe,i2c-max-bus-freq to clock-frequency --- .../devicetree/bindings/i2c/hpe,gxp-i2c.yaml | 59 +++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml diff --git a/Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml b/Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml new file mode 100644 index 000000000000..6604dcd47251 --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/hpe,gxp-i2c.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/hpe,gxp-i2c.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HPE GXP SoC I2C Controller + +maintainers: + - Nick Hawkins <nick.hawkins@hpe.com> + +allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + +properties: + compatible: + const: hpe,gxp-i2c + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clock-frequency: + default: 100000 + + hpe,sysreg: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Phandle to the global status and enable interrupt registers shared + between each I2C engine controller instance. It enables the I2C + engine controller to act as both a master or slave by being able to + arm and respond to interrupts from its engine. Each bit in the + registers represent the respective bit position. + +required: + - compatible + - reg + - interrupts + +unevaluatedProperties: false + +examples: + - | + i2c@2600 { + compatible = "hpe,gxp-i2c"; + reg = <0x2500 0x70>; + interrupts = <9>; + #address-cells = <1>; + #size-cells = <0>; + hpe,sysreg = <&sysreg_system_controller>; + clock-frequency = <10000>; + + eeprom@50 { + compatible = "atmel,24c128"; + reg = <0x50>; + }; + }; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-02-17 15:55 UTC|newest] Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-02-17 15:50 [PATCH v5 0/5] ARM: Add GXP I2C Support nick.hawkins 2023-02-17 15:50 ` nick.hawkins 2023-02-17 15:50 ` [PATCH v5 1/5] i2c: hpe: Add GXP SoC I2C Controller nick.hawkins 2023-02-17 15:50 ` nick.hawkins 2023-02-17 22:08 ` Wolfram Sang 2023-02-17 22:08 ` Wolfram Sang 2023-02-17 15:50 ` nick.hawkins [this message] 2023-02-17 15:50 ` [PATCH v5 2/5] dt-bindings: i2c: Add hpe,gxp-i2c nick.hawkins 2023-02-17 22:08 ` Wolfram Sang 2023-02-17 22:08 ` Wolfram Sang 2023-02-17 15:50 ` [PATCH v5 3/5] ARM: dts: hpe: Add I2C Topology nick.hawkins 2023-02-17 15:50 ` nick.hawkins 2023-02-18 10:10 ` Krzysztof Kozlowski 2023-02-18 10:10 ` Krzysztof Kozlowski 2023-02-23 21:02 ` Hawkins, Nick 2023-02-23 21:02 ` Hawkins, Nick 2023-02-24 8:25 ` Krzysztof Kozlowski 2023-02-24 8:25 ` Krzysztof Kozlowski 2023-02-17 15:50 ` [PATCH v5 4/5] ARM: multi_v7_defconfig: add gxp i2c module nick.hawkins 2023-02-17 15:50 ` nick.hawkins 2023-02-17 15:50 ` [PATCH v5 5/5] MAINTAINERS: Add HPE GXP I2C Support nick.hawkins 2023-02-17 15:50 ` nick.hawkins 2023-02-17 22:09 ` Wolfram Sang 2023-02-17 22:09 ` Wolfram Sang
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