From: Mark Kettenis <kettenis@openbsd.org> To: devicetree@vger.kernel.org Cc: Mark Kettenis <kettenis@openbsd.org>, Hector Martin <marcan@marcan.st>, Linus Walleij <linus.walleij@linaro.org>, Rob Herring <robh+dt@kernel.org>, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Date: Sat, 8 May 2021 16:19:55 +0200 [thread overview] Message-ID: <20210508142000.85116-2-kettenis@openbsd.org> (raw) In-Reply-To: <20210508142000.85116-1-kettenis@openbsd.org> The Apple GPIO controller is a simple combined pin and GPIO conroller present on Apple ARM SoC platforms, including various iPhone and iPad devices and the "Apple Silicon" Macs. Signed-off-by: Mark Kettenis <kettenis@openbsd.org> --- .../bindings/pinctrl/apple,pinctrl.yaml | 103 ++++++++++++++++++ MAINTAINERS | 2 + include/dt-bindings/pinctrl/apple.h | 13 +++ 3 files changed, 118 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml create mode 100644 include/dt-bindings/pinctrl/apple.h diff --git a/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml new file mode 100644 index 000000000000..cc7805ca6ba1 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml @@ -0,0 +1,103 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/apple,pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple GPIO controller + +maintainers: + - Mark Kettenis <kettenis@openbsd.org> + +description: | + The Apple GPIO controller is a simple combined pin and GPIO conroller + present on Apple ARM SoC platforms, including various iPhone and iPad + devices and the "Apple Silicon" Macs. + +properties: + compatible: + items: + - const: apple,t8103-pinctrl + - const: apple,pinctrl + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + gpio-controller: true + + '#gpio-cells': + const: 2 + + gpio-ranges: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 7 + + interrupt-controller: true + +patternProperties: + '-pins$': + type: object + $ref: pinmux-node.yaml# + + properties: + pinmux: + description: + Values are constructed from pin number and alternate function + configuration number using the APPLE_PINMUX() helper macro + defined in include/dt-bindings/pinctrl/apple.h. + + required: + - pinmux + + additionalProperties: false + +required: + - compatible + - reg + - gpio-controller + - '#gpio-cells' + - gpio-ranges + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/apple-aic.h> + #include <dt-bindings/pinctrl/apple.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + pinctrl: pinctrl@23c100000 { + compatible = "apple,t8103-pinctrl", "apple,pinctrl"; + reg = <0x2 0x3c100000 0x0 0x100000>; + clocks = <&gpio_clk>; + + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 0 212>; + + interrupt-controller; + interrupt-parent = <&aic>; + interrupts = <AIC_IRQ 16 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 17 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 18 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 19 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 20 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 21 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 22 IRQ_TYPE_LEVEL_HIGH>; + + pcie_pins: pcie-pins { + pinmux = <APPLE_PINMUX(150, 1)>, + <APPLE_PINMUX(151, 1)>, + <APPLE_PINMUX(32, 1)>; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index ad0e9be66885..7327c9b778f1 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1654,9 +1654,11 @@ C: irc://chat.freenode.net/asahi-dev T: git https://github.com/AsahiLinux/linux.git F: Documentation/devicetree/bindings/arm/apple.yaml F: Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml +F: Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml F: arch/arm64/boot/dts/apple/ F: drivers/irqchip/irq-apple-aic.c F: include/dt-bindings/interrupt-controller/apple-aic.h +F: include/dt-bindings/pinctrl/apple.h ARM/ARTPEC MACHINE SUPPORT M: Jesper Nilsson <jesper.nilsson@axis.com> diff --git a/include/dt-bindings/pinctrl/apple.h b/include/dt-bindings/pinctrl/apple.h new file mode 100644 index 000000000000..ea0a6f466592 --- /dev/null +++ b/include/dt-bindings/pinctrl/apple.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0+ OR MIT */ +/* + * This header provides constants for Apple pinctrl bindings. + */ + +#ifndef _DT_BINDINGS_PINCTRL_APPLE_H +#define _DT_BINDINGS_PINCTRL_APPLE_H + +#define APPLE_PINMUX(pin, func) ((pin) | ((func) << 16)) +#define APPLE_PIN(pinmux) ((pinmux) & 0xffff) +#define APPLE_FUNC(pinmux) ((pinmux) >> 16) + +#endif /* _DT_BINDINGS_PINCTRL_APPLE_H */ -- 2.31.1
WARNING: multiple messages have this Message-ID (diff)
From: Mark Kettenis <kettenis@openbsd.org> To: devicetree@vger.kernel.org Cc: Mark Kettenis <kettenis@openbsd.org>, Hector Martin <marcan@marcan.st>, Linus Walleij <linus.walleij@linaro.org>, Rob Herring <robh+dt@kernel.org>, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Date: Sat, 8 May 2021 16:19:55 +0200 [thread overview] Message-ID: <20210508142000.85116-2-kettenis@openbsd.org> (raw) In-Reply-To: <20210508142000.85116-1-kettenis@openbsd.org> The Apple GPIO controller is a simple combined pin and GPIO conroller present on Apple ARM SoC platforms, including various iPhone and iPad devices and the "Apple Silicon" Macs. Signed-off-by: Mark Kettenis <kettenis@openbsd.org> --- .../bindings/pinctrl/apple,pinctrl.yaml | 103 ++++++++++++++++++ MAINTAINERS | 2 + include/dt-bindings/pinctrl/apple.h | 13 +++ 3 files changed, 118 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml create mode 100644 include/dt-bindings/pinctrl/apple.h diff --git a/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml new file mode 100644 index 000000000000..cc7805ca6ba1 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml @@ -0,0 +1,103 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/apple,pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple GPIO controller + +maintainers: + - Mark Kettenis <kettenis@openbsd.org> + +description: | + The Apple GPIO controller is a simple combined pin and GPIO conroller + present on Apple ARM SoC platforms, including various iPhone and iPad + devices and the "Apple Silicon" Macs. + +properties: + compatible: + items: + - const: apple,t8103-pinctrl + - const: apple,pinctrl + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + gpio-controller: true + + '#gpio-cells': + const: 2 + + gpio-ranges: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 7 + + interrupt-controller: true + +patternProperties: + '-pins$': + type: object + $ref: pinmux-node.yaml# + + properties: + pinmux: + description: + Values are constructed from pin number and alternate function + configuration number using the APPLE_PINMUX() helper macro + defined in include/dt-bindings/pinctrl/apple.h. + + required: + - pinmux + + additionalProperties: false + +required: + - compatible + - reg + - gpio-controller + - '#gpio-cells' + - gpio-ranges + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/apple-aic.h> + #include <dt-bindings/pinctrl/apple.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + pinctrl: pinctrl@23c100000 { + compatible = "apple,t8103-pinctrl", "apple,pinctrl"; + reg = <0x2 0x3c100000 0x0 0x100000>; + clocks = <&gpio_clk>; + + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 0 212>; + + interrupt-controller; + interrupt-parent = <&aic>; + interrupts = <AIC_IRQ 16 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 17 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 18 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 19 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 20 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 21 IRQ_TYPE_LEVEL_HIGH>, + <AIC_IRQ 22 IRQ_TYPE_LEVEL_HIGH>; + + pcie_pins: pcie-pins { + pinmux = <APPLE_PINMUX(150, 1)>, + <APPLE_PINMUX(151, 1)>, + <APPLE_PINMUX(32, 1)>; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index ad0e9be66885..7327c9b778f1 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1654,9 +1654,11 @@ C: irc://chat.freenode.net/asahi-dev T: git https://github.com/AsahiLinux/linux.git F: Documentation/devicetree/bindings/arm/apple.yaml F: Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml +F: Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml F: arch/arm64/boot/dts/apple/ F: drivers/irqchip/irq-apple-aic.c F: include/dt-bindings/interrupt-controller/apple-aic.h +F: include/dt-bindings/pinctrl/apple.h ARM/ARTPEC MACHINE SUPPORT M: Jesper Nilsson <jesper.nilsson@axis.com> diff --git a/include/dt-bindings/pinctrl/apple.h b/include/dt-bindings/pinctrl/apple.h new file mode 100644 index 000000000000..ea0a6f466592 --- /dev/null +++ b/include/dt-bindings/pinctrl/apple.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0+ OR MIT */ +/* + * This header provides constants for Apple pinctrl bindings. + */ + +#ifndef _DT_BINDINGS_PINCTRL_APPLE_H +#define _DT_BINDINGS_PINCTRL_APPLE_H + +#define APPLE_PINMUX(pin, func) ((pin) | ((func) << 16)) +#define APPLE_PIN(pinmux) ((pinmux) & 0xffff) +#define APPLE_FUNC(pinmux) ((pinmux) >> 16) + +#endif /* _DT_BINDINGS_PINCTRL_APPLE_H */ -- 2.31.1 _______________________________________________ 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:[~2021-05-08 14:27 UTC|newest] Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-05-08 14:19 [PATCH 0/2] Apple M1 pinctrl DT bindings Mark Kettenis 2021-05-08 14:19 ` Mark Kettenis 2021-05-08 14:19 ` Mark Kettenis [this message] 2021-05-08 14:19 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Mark Kettenis 2021-05-08 21:09 ` Linus Walleij 2021-05-08 21:09 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Linus Walleij 2021-05-08 23:02 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Mark Kettenis 2021-05-08 23:02 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Mark Kettenis 2021-05-09 0:27 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Linus Walleij 2021-05-09 0:27 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Linus Walleij 2021-05-09 9:50 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Tomasz Figa 2021-05-09 9:50 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Tomasz Figa 2021-05-10 13:09 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Krzysztof Kozlowski 2021-05-10 13:09 ` Krzysztof Kozlowski 2021-05-09 0:18 ` Linus Walleij 2021-05-09 0:18 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Linus Walleij 2021-05-09 9:46 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Mark Kettenis 2021-05-09 9:46 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Mark Kettenis 2021-05-09 10:49 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Linus Walleij 2021-05-09 10:49 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Linus Walleij 2021-05-10 13:03 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Krzysztof Kozlowski 2021-05-10 13:03 ` Krzysztof Kozlowski 2021-05-10 17:09 ` Mark Kettenis 2021-05-10 17:09 ` Mark Kettenis 2021-05-10 14:01 ` Rob Herring 2021-05-10 14:01 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Rob Herring 2021-05-10 18:18 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Rob Herring 2021-05-10 18:18 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Rob Herring 2021-05-10 14:19 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Rob Herring 2021-05-10 14:19 ` Rob Herring 2021-05-10 17:06 ` Mark Kettenis 2021-05-10 17:06 ` Mark Kettenis 2021-05-19 23:27 ` Linus Walleij 2021-05-19 23:27 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Linus Walleij 2021-05-20 11:22 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Mark Kettenis 2021-05-20 11:22 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Mark Kettenis 2021-05-08 14:19 ` [PATCH 2/2] arm64: apple: Add pinctrl nodes Mark Kettenis 2021-05-08 14:19 ` Mark Kettenis
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