From: Chris Packham <chris.packham@alliedtelesis.co.nz> To: linus.walleij@linaro.org, bgolaszewski@baylibre.com, robh+dt@kernel.org, mark.rutland@arm.com, rjui@broadcom.com, sbranden@broadcom.com, bcm-kernel-feedback-list@broadcom.com Cc: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Chris Packham <chris.packham@alliedtelesis.co.nz> Subject: [PATCH v3 1/2] dt-bindings: gpio: brcm: Add bindings for xgs-iproc Date: Thu, 24 Oct 2019 13:48:14 +1300 [thread overview] Message-ID: <20191024004816.5539-2-chris.packham@alliedtelesis.co.nz> (raw) In-Reply-To: <20191024004816.5539-1-chris.packham@alliedtelesis.co.nz> This GPIO controller is present on a number of Broadcom switch ASICs with integrated SoCs. It is similar to the nsp-gpio and iproc-gpio blocks but different enough to require a separate driver. Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz> --- Notes: Changes in v3: - incorporate review comments from Rob and Bart Changes in v2: - Document as DT schema - Include ngpios, #gpio-cells and gpio-controller properties .../bindings/gpio/brcm,xgs-iproc.yaml | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.yaml diff --git a/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.yaml b/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.yaml new file mode 100644 index 000000000000..ec1fd3a64aa2 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/brcm,xgs-iproc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom XGS iProc GPIO controller + +maintainers: + - Chris Packham <chris.packham@alliedtelesis.co.nz> + +description: | + This controller is the Chip Common A GPIO present on a number of Broadcom + switch ASICs with integrated SoCs. + +properties: + compatible: + const: brcm,iproc-gpio-cca + + reg: + items: + - description: the I/O address containing the GPIO controller + registers. + - description: the I/O address containing the Chip Common A interrupt + registers. + + gpio-controller: true + + '#gpio-cells': + const: 2 + + ngpios: + minimum: 0 + maximum: 32 + + interrupt-controller: true + + '#interrupt-cells': + const: 2 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - "#gpio-cells" + - gpio-controller + +dependencies: + interrupt-controller: [ interrupts ] + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + gpio@18000060 { + compatible = "brcm,iproc-gpio-cca"; + #gpio-cells = <2>; + reg = <0x18000060 0x50>, + <0x18000000 0x50>; + ngpios = <12>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>; + }; + + +... -- 2.23.0
WARNING: multiple messages have this Message-ID (diff)
From: Chris Packham <chris.packham@alliedtelesis.co.nz> To: linus.walleij@linaro.org, bgolaszewski@baylibre.com, robh+dt@kernel.org, mark.rutland@arm.com, rjui@broadcom.com, sbranden@broadcom.com, bcm-kernel-feedback-list@broadcom.com Cc: linux-gpio@vger.kernel.org, Chris Packham <chris.packham@alliedtelesis.co.nz>, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH v3 1/2] dt-bindings: gpio: brcm: Add bindings for xgs-iproc Date: Thu, 24 Oct 2019 13:48:14 +1300 [thread overview] Message-ID: <20191024004816.5539-2-chris.packham@alliedtelesis.co.nz> (raw) In-Reply-To: <20191024004816.5539-1-chris.packham@alliedtelesis.co.nz> This GPIO controller is present on a number of Broadcom switch ASICs with integrated SoCs. It is similar to the nsp-gpio and iproc-gpio blocks but different enough to require a separate driver. Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz> --- Notes: Changes in v3: - incorporate review comments from Rob and Bart Changes in v2: - Document as DT schema - Include ngpios, #gpio-cells and gpio-controller properties .../bindings/gpio/brcm,xgs-iproc.yaml | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.yaml diff --git a/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.yaml b/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.yaml new file mode 100644 index 000000000000..ec1fd3a64aa2 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/brcm,xgs-iproc.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/brcm,xgs-iproc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom XGS iProc GPIO controller + +maintainers: + - Chris Packham <chris.packham@alliedtelesis.co.nz> + +description: | + This controller is the Chip Common A GPIO present on a number of Broadcom + switch ASICs with integrated SoCs. + +properties: + compatible: + const: brcm,iproc-gpio-cca + + reg: + items: + - description: the I/O address containing the GPIO controller + registers. + - description: the I/O address containing the Chip Common A interrupt + registers. + + gpio-controller: true + + '#gpio-cells': + const: 2 + + ngpios: + minimum: 0 + maximum: 32 + + interrupt-controller: true + + '#interrupt-cells': + const: 2 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - "#gpio-cells" + - gpio-controller + +dependencies: + interrupt-controller: [ interrupts ] + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + gpio@18000060 { + compatible = "brcm,iproc-gpio-cca"; + #gpio-cells = <2>; + reg = <0x18000060 0x50>, + <0x18000000 0x50>; + ngpios = <12>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>; + }; + + +... -- 2.23.0 _______________________________________________ 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:[~2019-10-24 0:48 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-10-24 0:48 [PATCH v3 0/2] gpio: brcm: XGS iProc GPIO driver Chris Packham 2019-10-24 0:48 ` Chris Packham 2019-10-24 0:48 ` Chris Packham [this message] 2019-10-24 0:48 ` [PATCH v3 1/2] dt-bindings: gpio: brcm: Add bindings for xgs-iproc Chris Packham 2019-10-24 16:39 ` Scott Branden 2019-10-24 16:39 ` Scott Branden 2019-10-24 0:48 ` [PATCH v3 2/2] gpio: Add xgs-iproc driver Chris Packham 2019-10-24 0:48 ` Chris Packham 2019-10-24 16:39 ` Scott Branden 2019-10-24 16:39 ` Scott Branden
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