From patchwork Tue Oct 22 23:20:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 837653 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DA0C61CEAC8; Tue, 22 Oct 2024 23:21:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729639282; cv=none; b=Sz19NYJAQZGzosXPrAiUnvQgUvzssSbuZ6iE/MzW0jBMgvndJ+7PEQFcM0v0+HxokqeVd7zFAPi1tOhACZ73KTW8nKJ1Uv53TcFUAwfl0efAa1no434ijfgfAsNyZq51KAxpfttUmU0leJJWo1Ujb5xDrFW1w5Ht+N3Pf8n1nVs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729639282; c=relaxed/simple; bh=kqqoVD82VSDqtHVbquCURsfgFU4kYE5EMCciDKr2mbI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=S6PEVAmEd9CHmt8Cp648BPTka4Ui4KJ9XFSBI77y3gdtUoxpD6FUICfVSdaNuK8BUFObLN6cn6r0YQjA1lJzh0Qqv38dZSfMLsc1y2ZXXvj1LcHBeaIW6AuS0Dz+V755CoGg0fd6YWj5ytDMe/38YEE0StSXqvDf6vYAVXI5ZYQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lMx99gcw; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="lMx99gcw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 54BADC4CECD; Tue, 22 Oct 2024 23:21:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729639281; bh=kqqoVD82VSDqtHVbquCURsfgFU4kYE5EMCciDKr2mbI=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=lMx99gcw6AqiVjBdXG9GPuu7yxctU1YvP/h2q/tELN7jriUCO7UJxzUVX8koKFNGH AgrLeyIEMkJxYTRfHGWTeijtYlxNSJ8ATam+Zyo+496CfKaG+8E+rXduWgFVN8q2vY exg5KHc1/rf0+SbOWz7wgkkdAir+f0hM0dc5OqEeKVBqINv83kWoPPb6ZOlFYfK177 OBjY1Gql0CcWagupusnRVV4YKJdllaZv00cR9uG8YNe2LLffbicrohQ+Jbby+N0CI2 wHhfJFzrq7BFQwg7D2No78NmsxBJ9bgAbyafk8V6bfBprkX8Rzeiw/x4VTQLUWvPPO Twau/zIrQB7kg== From: Lorenzo Bianconi Date: Wed, 23 Oct 2024 01:20:02 +0200 Subject: [PATCH v9 2/6] dt-bindings: pinctrl: airoha: Add EN7581 pinctrl Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241023-en7581-pinctrl-v9-2-afb0cbcab0ec@kernel.org> References: <20241023-en7581-pinctrl-v9-0-afb0cbcab0ec@kernel.org> In-Reply-To: <20241023-en7581-pinctrl-v9-0-afb0cbcab0ec@kernel.org> To: Lorenzo Bianconi , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sean Wang , Matthias Brugger , AngeloGioacchino Del Regno , Lee Jones , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= Cc: linux-mediatek@lists.infradead.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, upstream@airoha.com, benjamin.larsson@genexis.eu, ansuelsmth@gmail.com, linux-pwm@vger.kernel.org X-Mailer: b4 0.14.2 Introduce device-tree binding documentation for Airoha EN7581 pinctrl controller. Reviewed-by: Rob Herring (Arm) Reviewed-by: Linus Walleij Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Lorenzo Bianconi --- .../bindings/pinctrl/airoha,en7581-pinctrl.yaml | 400 +++++++++++++++++++++ 1 file changed, 400 insertions(+) diff --git a/Documentation/devicetree/bindings/pinctrl/airoha,en7581-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/airoha,en7581-pinctrl.yaml new file mode 100644 index 0000000000000000000000000000000000000000..b2601d698dcd41c3ef32af547ea41be0d6904ae6 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/airoha,en7581-pinctrl.yaml @@ -0,0 +1,400 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/airoha,en7581-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Airoha EN7581 Pin Controller + +maintainers: + - Lorenzo Bianconi + +description: + The Airoha's EN7581 Pin controller is used to control SoC pins. + +properties: + compatible: + const: airoha,en7581-pinctrl + + interrupts: + maxItems: 1 + + gpio-controller: true + + '#gpio-cells': + const: 2 + + interrupt-controller: true + + '#interrupt-cells': + const: 2 + +allOf: + - $ref: pinctrl.yaml# + +required: + - compatible + - interrupts + - gpio-controller + - "#gpio-cells" + - interrupt-controller + - "#interrupt-cells" + +patternProperties: + '-pins$': + type: object + + patternProperties: + '^mux(-|$)': + type: object + + description: + pinmux configuration nodes. + + $ref: /schemas/pinctrl/pinmux-node.yaml + + properties: + function: + description: + A string containing the name of the function to mux to the group. + enum: [pon, tod_1pps, sipo, mdio, uart, i2c, jtag, pcm, spi, + pcm_spi, i2s, emmc, pnand, pcie_reset, pwm, phy1_led0, + phy2_led0, phy3_led0, phy4_led0, phy1_led1, phy2_led1, + phy3_led1, phy4_led1] + + groups: + description: + An array of strings. Each string contains the name of a group. + + required: + - function + - groups + + allOf: + - if: + properties: + function: + const: pon + then: + properties: + groups: + enum: [pon] + - if: + properties: + function: + const: tod_1pps + then: + properties: + groups: + enum: [pon_tod_1pps, gsw_tod_1pps] + - if: + properties: + function: + const: sipo + then: + properties: + groups: + enum: [sipo, sipo_rclk] + - if: + properties: + function: + const: mdio + then: + properties: + groups: + enum: [mdio] + - if: + properties: + function: + const: uart + then: + properties: + groups: + items: + enum: [uart2, uart2_cts_rts, hsuart, hsuart_cts_rts, + uart4, uart5] + maxItems: 2 + - if: + properties: + function: + const: i2c + then: + properties: + groups: + enum: [i2c1] + - if: + properties: + function: + const: jtag + then: + properties: + groups: + enum: [jtag_udi, jtag_dfd] + - if: + properties: + function: + const: pcm + then: + properties: + groups: + enum: [pcm1, pcm2] + - if: + properties: + function: + const: spi + then: + properties: + groups: + items: + enum: [spi_quad, spi_cs1] + maxItems: 2 + - if: + properties: + function: + const: pcm_spi + then: + properties: + groups: + items: + enum: [pcm_spi, pcm_spi_int, pcm_spi_rst, pcm_spi_cs1, + pcm_spi_cs2_p156, pcm_spi_cs2_p128, pcm_spi_cs3, + pcm_spi_cs4] + maxItems: 7 + - if: + properties: + function: + const: i2c + then: + properties: + groups: + enum: [i2s] + - if: + properties: + function: + const: emmc + then: + properties: + groups: + enum: [emmc] + - if: + properties: + function: + const: pnand + then: + properties: + groups: + enum: [pnand] + - if: + properties: + function: + const: pcie_reset + then: + properties: + groups: + enum: [pcie_reset0, pcie_reset1, pcie_reset2] + - if: + properties: + function: + const: pwm + then: + properties: + groups: + enum: [gpio0, gpio1, gpio2, gpio3, gpio4, gpio5, gpio6, + gpio7, gpio8, gpio9, gpio10, gpio11, gpio12, gpio13, + gpio14, gpio15, gpio16, gpio17, gpio18, gpio19, + gpio20, gpio21, gpio22, gpio23, gpio24, gpio25, + gpio26, gpio27, gpio28, gpio29, gpio30, gpio31, + gpio36, gpio37, gpio38, gpio39, gpio40, gpio41, + gpio42, gpio43, gpio44, gpio45, gpio46, gpio47] + - if: + properties: + function: + const: phy1_led0 + then: + properties: + groups: + enum: [gpio33, gpio34, gpio35, gpio42] + - if: + properties: + function: + const: phy2_led0 + then: + properties: + groups: + enum: [gpio33, gpio34, gpio35, gpio42] + - if: + properties: + function: + const: phy3_led0 + then: + properties: + groups: + enum: [gpio33, gpio34, gpio35, gpio42] + - if: + properties: + function: + const: phy4_led0 + then: + properties: + groups: + enum: [gpio33, gpio34, gpio35, gpio42] + - if: + properties: + function: + const: phy1_led1 + then: + properties: + groups: + enum: [gpio43, gpio44, gpio45, gpio46] + - if: + properties: + function: + const: phy2_led1 + then: + properties: + groups: + enum: [gpio43, gpio44, gpio45, gpio46] + - if: + properties: + function: + const: phy3_led1 + then: + properties: + groups: + enum: [gpio43, gpio44, gpio45, gpio46] + - if: + properties: + function: + const: phy4_led1 + then: + properties: + groups: + enum: [gpio43, gpio44, gpio45, gpio46] + + additionalProperties: false + + '^conf(-|$)': + type: object + + description: + pinconf configuration nodes. + + $ref: /schemas/pinctrl/pincfg-node.yaml + + properties: + pins: + description: + An array of strings. Each string contains the name of a pin. + items: + enum: [uart1_txd, uart1_rxd, i2c_scl, i2c_sda, spi_cs0, spi_clk, + spi_mosi, spi_miso, gpio0, gpio1, gpio2, gpio3, gpio4, + gpio5, gpio6, gpio7, gpio8, gpio9, gpio10, gpio11, gpio12, + gpio13, gpio14, gpio15, gpio16, gpio17, gpio18, gpio19, + gpio20, gpio21, gpio22, gpio23, gpio24, gpio25, gpio26, + gpio27, gpio28, gpio29, gpio30, gpio31, gpio32, gpio33, + gpio34, gpio35, gpio36, gpio37, gpio38, gpio39, gpio40, + gpio41, gpio42, gpio43, gpio44, gpio45, gpio46, + pcie_reset0, pcie_reset1, pcie_reset2] + minItems: 1 + maxItems: 58 + + bias-disable: true + + bias-pull-up: true + + bias-pull-down: true + + input-enable: true + + output-enable: true + + output-low: true + + output-high: true + + drive-open-drain: true + + drive-strength: + description: + Selects the drive strength for MIO pins, in mA. + enum: [2, 4, 6, 8] + + required: + - pins + + additionalProperties: false + + additionalProperties: false + +additionalProperties: false + +examples: + - | + #include + + pinctrl { + compatible = "airoha,en7581-pinctrl"; + + interrupt-parent = <&gic>; + interrupts = ; + + gpio-controller; + #gpio-cells = <2>; + + interrupt-controller; + #interrupt-cells = <2>; + + pcie1-rst-pins { + conf { + pins = "pcie_reset1"; + drive-open-drain = <1>; + }; + }; + + pwm-pins { + mux { + function = "pwm"; + groups = "gpio18"; + }; + }; + + spi-pins { + mux { + function = "spi"; + groups = "spi_quad", "spi_cs1"; + }; + }; + + uart2-pins { + mux { + function = "uart"; + groups = "uart2", "uart2_cts_rts"; + }; + }; + + uar5-pins { + mux { + function = "uart"; + groups = "uart5"; + }; + }; + + mmc-pins { + mux { + function = "emmc"; + groups = "emmc"; + }; + }; + + mdio-pins { + mux { + function = "mdio"; + groups = "mdio"; + }; + + conf { + pins = "gpio2"; + output-enable; + }; + }; + };