From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D1092CD4F3D for ; Fri, 15 May 2026 09:38:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:CC:To:In-Reply-To:References :Message-ID:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=7EixAlZXFW/UZ95gfbQz29XKhu4TlgeUVjc7RG7TQNE=; b=oCYAA4uXyWaYRl2U6RAEt3AazY lA23RkECqAWn3hshFzqIViEHO0bWKS8Gu+hmDXnMkCmhxWI43FEQaK1UMd0fW3NNNcfPDQouaF7Rc saz8t7iCET82U0uc+XGr19auAPu+e3saCk33ie3tDFWKNfK1D+9NWwXTl6XJTdMhyKYclfWglv9yl 2tjatRVWVnTQqV6osOfntu/qKPreVuosFtWy72LQOr5Mters02ScjG6GdmaJlut8QMA/7GSPnvw3l gYOQwqlLzYrm3fXjDAKrrkDch45JS+6znduF6zk1MQ92A2U+yp8fe2GSPqv5lBIv1wutMq7j5EMNE Drmm7XxQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wNozX-00000007vAp-37gg; Fri, 15 May 2026 09:37:59 +0000 Received: from mail.aspeedtech.com ([211.20.114.72] helo=twmbx01.aspeedtech.com) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wNozS-00000007v6V-1eed for linux-arm-kernel@lists.infradead.org; Fri, 15 May 2026 09:37:56 +0000 Received: from TWMBX01.aspeed.com (192.168.0.62) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.10; Fri, 15 May 2026 17:37:38 +0800 Received: from [127.0.1.1] (192.168.10.13) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server id 15.2.1748.10 via Frontend Transport; Fri, 15 May 2026 17:37:38 +0800 From: Billy Tsai Date: Fri, 15 May 2026 17:37:38 +0800 Subject: [PATCH v3 2/3] dt-bindings: pinctrl: Add aspeed,ast2700-soc1-pinctrl MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20260515-pinctrl-single-bit-v3-2-e97da4312104@aspeedtech.com> References: <20260515-pinctrl-single-bit-v3-0-e97da4312104@aspeedtech.com> In-Reply-To: <20260515-pinctrl-single-bit-v3-0-e97da4312104@aspeedtech.com> To: Linus Walleij , Tony Lindgren , "Rob Herring" , Krzysztof Kozlowski , "Conor Dooley" , Joel Stanley , Andrew Jeffery , Bartosz Golaszewski , "Lee Jones" , Ryan Chen CC: , , , , , , , , Andrew Jeffery , , Billy Tsai X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1778837858; l=16461; i=billy_tsai@aspeedtech.com; s=20251118; h=from:subject:message-id; bh=YH0eXHTq8SnFC0J86KyLRIdqjx/pjyQk/bsOU+l0SUs=; b=qh1zYER19lRmSZUXaTnsa6XWyqAILlyw40kRZACR9014GwHZzZqglEvCVsQqXdQOk0yJgLKiH +vJoRslGRH0AmQVL/JXrxA7uJDw/QpnwtHaN5SeoagKa2FBsD15z6dx X-Developer-Key: i=billy_tsai@aspeedtech.com; a=ed25519; pk=/A8qvgZ6CPfnwKgT6/+k+nvXOkN477MshEGJvVdzeeQ= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260515_023754_458087_4D011F90 X-CRM114-Status: GOOD ( 10.70 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SoC1 in the AST2700 integrates its own pin controller responsible for pin multiplexing and pin configuration. The controller manages various peripheral functions such as eSPI, LPC, VPI, SD, UART, I2C, I3C, PWM and others through SCU registers. The binding reuses the standard pinmux and generic pin configuration schemas and does not introduce custom Devicetree properties. Signed-off-by: Billy Tsai --- .../pinctrl/aspeed,ast2700-soc1-pinctrl.yaml | 760 +++++++++++++++++++++ 1 file changed, 760 insertions(+) diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2700-soc1-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2700-soc1-pinctrl.yaml new file mode 100644 index 000000000000..76944fd14e2c --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2700-soc1-pinctrl.yaml @@ -0,0 +1,760 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/aspeed,ast2700-soc1-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ASPEED AST2700 SoC1 Pin Controller + +maintainers: + - Billy Tsai + +description: + The AST2700 features a dual-SoC architecture with two interconnected SoCs, + each having its own System Control Unit (SCU) for independent pin control. + This pin controller manages the pin multiplexing for SoC1. + + The SoC1 pin controller manages pin functions including eSPI, LPC and I2C, + among others. + +properties: + compatible: + const: aspeed,ast2700-soc1-pinctrl + reg: + maxItems: 1 + +patternProperties: + '-state$': + description: | + Pin control state. + + If `function` is present, the node describes a pinmux state and must + specify `groups`. + + For pin configuration, exactly one of `groups` or `pins` must be + specified in each state node. Group-level configuration applies to all + pins in the group. Pin-level configuration may be supplied in a + separate state node for individual pins; when both group-level and + pin-level configuration apply to the same pin, the pin-level + configuration takes precedence. + + type: object + allOf: + - $ref: pinmux-node.yaml# + - $ref: pincfg-node.yaml# + - if: + required: + - function + then: + required: + - groups + - oneOf: + - required: + - groups + - required: + - pins + additionalProperties: false + + properties: + function: + enum: + - ADC0 + - ADC1 + - ADC10 + - ADC11 + - ADC12 + - ADC13 + - ADC14 + - ADC15 + - ADC2 + - ADC3 + - ADC4 + - ADC5 + - ADC6 + - ADC7 + - ADC8 + - ADC9 + - AUXPWRGOOD0 + - AUXPWRGOOD1 + - CANBUS + - ESPI0 + - ESPI1 + - FSI0 + - FSI1 + - FSI2 + - FSI3 + - FWQSPI + - FWSPIABR + - FWWPN + - HBLED + - I2C0 + - I2C1 + - I2C10 + - I2C11 + - I2C12 + - I2C13 + - I2C14 + - I2C15 + - I2C2 + - I2C3 + - I2C4 + - I2C5 + - I2C6 + - I2C7 + - I2C8 + - I2C9 + - I2CF0 + - I2CF1 + - I2CF2 + - I3C0 + - I3C1 + - I3C10 + - I3C11 + - I3C12 + - I3C13 + - I3C14 + - I3C15 + - I3C2 + - I3C3 + - I3C4 + - I3C5 + - I3C6 + - I3C7 + - I3C8 + - I3C9 + - JTAGM1 + - LPC0 + - LPC1 + - LTPI + - MACLINK0 + - MACLINK1 + - MACLINK2 + - MDIO0 + - MDIO1 + - MDIO2 + - NCTS0 + - NCTS1 + - NCTS5 + - NCTS6 + - NDCD0 + - NDCD1 + - NDCD5 + - NDCD6 + - NDSR0 + - NDSR1 + - NDSR5 + - NDSR6 + - NDTR0 + - NDTR1 + - NDTR5 + - NDTR6 + - NRI0 + - NRI1 + - NRI5 + - NRI6 + - NRTS0 + - NRTS1 + - NRTS5 + - NRTS6 + - OSCCLK + - PCIERC + - PWM0 + - PWM1 + - PWM10 + - PWM11 + - PWM12 + - PWM13 + - PWM14 + - PWM15 + - PWM2 + - PWM3 + - PWM4 + - PWM5 + - PWM6 + - PWM7 + - PWM8 + - PWM9 + - QSPI0 + - QSPI1 + - QSPI2 + - RGMII0 + - RGMII1 + - RMII0 + - RMII0RCLKO + - RMII1 + - RMII1RCLKO + - SALT0 + - SALT1 + - SALT10 + - SALT11 + - SALT12 + - SALT13 + - SALT14 + - SALT15 + - SALT2 + - SALT3 + - SALT4 + - SALT5 + - SALT6 + - SALT7 + - SALT8 + - SALT9 + - SD + - SGMII + - SGPM0 + - SGPM1 + - SGPS + - SIOONCTRLN0 + - SIOONCTRLN1 + - SIOPBIN0 + - SIOPBIN1 + - SIOPBON0 + - SIOPBON1 + - SIOPWREQN0 + - SIOPWREQN1 + - SIOPWRGD1 + - SIOS3N0 + - SIOS3N1 + - SIOS5N0 + - SIOS5N1 + - SIOSCIN0 + - SIOSCIN1 + - SMON0 + - SMON1 + - SPI0 + - SPI0ABR + - SPI0CS1 + - SPI0WPN + - SPI1 + - SPI1ABR + - SPI1CS1 + - SPI1WPN + - SPI2 + - SPI2CS1 + - TACH0 + - TACH1 + - TACH10 + - TACH11 + - TACH12 + - TACH13 + - TACH14 + - TACH15 + - TACH2 + - TACH3 + - TACH4 + - TACH5 + - TACH6 + - TACH7 + - TACH8 + - TACH9 + - THRU0 + - THRU1 + - THRU2 + - THRU3 + - UART0 + - UART1 + - UART10 + - UART11 + - UART2 + - UART3 + - UART5 + - UART6 + - UART7 + - UART8 + - UART9 + - USB2C + - USB2D + - USBUART + - VGA + - VPI + - WDTRST0N + - WDTRST1N + - WDTRST2N + - WDTRST3N + - WDTRST4N + - WDTRST5N + - WDTRST6N + - WDTRST7N + + groups: + enum: + - ADC0 + - ADC1 + - ADC10 + - ADC11 + - ADC12 + - ADC13 + - ADC14 + - ADC15 + - ADC2 + - ADC3 + - ADC4 + - ADC5 + - ADC6 + - ADC7 + - ADC8 + - ADC9 + - AUXPWRGOOD0 + - AUXPWRGOOD1 + - CANBUS + - DI2C0 + - DI2C1 + - DI2C10 + - DI2C11 + - DI2C12 + - DI2C13 + - DI2C14 + - DI2C15 + - DI2C2 + - DI2C3 + - DI2C8 + - DI2C9 + - DSGPM0 + - ESPI0 + - ESPI1 + - FSI0 + - FSI1 + - FSI2 + - FSI3 + - FWQSPI + - FWSPIABR + - FWWPN + - HBLED + - HVI3C0 + - HVI3C1 + - HVI3C12 + - HVI3C13 + - HVI3C14 + - HVI3C15 + - HVI3C2 + - HVI3C3 + - I2C0 + - I2C1 + - I2C10 + - I2C11 + - I2C12 + - I2C13 + - I2C14 + - I2C15 + - I2C2 + - I2C3 + - I2C4 + - I2C5 + - I2C6 + - I2C7 + - I2C8 + - I2C9 + - I2CF0 + - I2CF1 + - I2CF2 + - I3C10 + - I3C11 + - I3C4 + - I3C5 + - I3C6 + - I3C7 + - I3C8 + - I3C9 + - JTAGM1 + - LPC0 + - LPC1 + - LTPI + - LTPI_PS_I2C0 + - LTPI_PS_I2C1 + - LTPI_PS_I2C2 + - LTPI_PS_I2C3 + - MACLINK0 + - MACLINK1 + - MACLINK2 + - MDIO0 + - MDIO1 + - MDIO2 + - NCTS0 + - NCTS1 + - NCTS5 + - NCTS6 + - NDCD0 + - NDCD1 + - NDCD5 + - NDCD6 + - NDSR0 + - NDSR1 + - NDSR5 + - NDSR6 + - NDTR0 + - NDTR1 + - NDTR5 + - NDTR6 + - NRI0 + - NRI1 + - NRI5 + - NRI6 + - NRTS0 + - NRTS1 + - NRTS5 + - NRTS6 + - OSCCLK + - PE2SGRSTN + - PWM0 + - PWM1 + - PWM10 + - PWM11 + - PWM12 + - PWM13 + - PWM14 + - PWM15 + - PWM2 + - PWM3 + - PWM4 + - PWM5 + - PWM6 + - PWM7 + - PWM8 + - PWM9 + - QSPI0 + - QSPI1 + - QSPI2 + - RGMII0 + - RGMII1 + - RMII0 + - RMII0RCLKO + - RMII1 + - RMII1RCLKO + - SALT0 + - SALT1 + - SALT10 + - SALT11 + - SALT12 + - SALT13 + - SALT14 + - SALT15 + - SALT2 + - SALT3 + - SALT4 + - SALT5 + - SALT6 + - SALT7 + - SALT8 + - SALT9 + - SD + - SGMII + - SGPM0 + - SGPM1 + - SGPS + - SIOONCTRLN0 + - SIOONCTRLN1 + - SIOPBIN0 + - SIOPBIN1 + - SIOPBON0 + - SIOPBON1 + - SIOPWREQN0 + - SIOPWREQN1 + - SIOPWRGD1 + - SIOS3N0 + - SIOS3N1 + - SIOS5N0 + - SIOS5N1 + - SIOSCIN0 + - SIOSCIN1 + - SMON0 + - SMON1 + - SPI0 + - SPI0ABR + - SPI0CS1 + - SPI0WPN + - SPI1 + - SPI1ABR + - SPI1CS1 + - SPI1WPN + - SPI2 + - SPI2CS1 + - TACH0 + - TACH1 + - TACH10 + - TACH11 + - TACH12 + - TACH13 + - TACH14 + - TACH15 + - TACH2 + - TACH3 + - TACH4 + - TACH5 + - TACH6 + - TACH7 + - TACH8 + - TACH9 + - THRU0 + - THRU1 + - THRU2 + - THRU3 + - UART0 + - UART1 + - UART10 + - UART11 + - UART2 + - UART3 + - UART5 + - UART6 + - UART7 + - UART8 + - UART9 + - USB2CD + - USB2CH + - USB2CU + - USB2CUD + - USB2DD + - USB2DH + - USBUART + - VGA + - VPI + - WDTRST0N + - WDTRST1N + - WDTRST2N + - WDTRST3N + - WDTRST4N + - WDTRST5N + - WDTRST6N + - WDTRST7N + + pins: + enum: + - A14 + - A15 + - A18 + - A19 + - A21 + - A22 + - A23 + - A24 + - A25 + - A26 + - A6 + - A7 + - A8 + - AA12 + - AA13 + - AA14 + - AA15 + - AA16 + - AA17 + - AA18 + - AA20 + - AA21 + - AA22 + - AA23 + - AA24 + - AA25 + - AA26 + - AB15 + - AB16 + - AB17 + - AB18 + - AB19 + - AB20 + - AB21 + - AB22 + - AB23 + - AB24 + - AB25 + - AB26 + - AC15 + - AC16 + - AC17 + - AC18 + - AC19 + - AC20 + - AC22 + - AC24 + - AC25 + - AC26 + - AD15 + - AD16 + - AD17 + - AD18 + - AD19 + - AD20 + - AD22 + - AD25 + - AD26 + - AE16 + - AE17 + - AE18 + - AE19 + - AE20 + - AE21 + - AE23 + - AE25 + - AE26 + - AF16 + - AF17 + - AF18 + - AF19 + - AF20 + - AF21 + - AF23 + - AF25 + - AF26 + - B10 + - B11 + - B12 + - B13 + - B14 + - B15 + - B16 + - B18 + - B19 + - B21 + - B22 + - B23 + - B24 + - B25 + - B26 + - B6 + - B7 + - B8 + - B9 + - C10 + - C11 + - C12 + - C13 + - C14 + - C15 + - C16 + - C17 + - C18 + - C19 + - C20 + - C23 + - C26 + - C6 + - C7 + - C8 + - C9 + - D10 + - D12 + - D14 + - D15 + - D19 + - D20 + - D24 + - D26 + - D7 + - D8 + - D9 + - E10 + - E11 + - E12 + - E13 + - E14 + - E26 + - E7 + - E8 + - E9 + - F10 + - F11 + - F12 + - F13 + - F14 + - F26 + - F7 + - F8 + - F9 + - G10 + - G11 + - G7 + - G8 + - G9 + - H10 + - H11 + - H7 + - H8 + - H9 + - J10 + - J11 + - J12 + - J13 + - J9 + - K12 + - K13 + - L12 + - M13 + - M14 + - M15 + - M16 + - N13 + - N14 + - N15 + - N25 + - N26 + - P13 + - P14 + - P25 + - P26 + - R14 + - R25 + - R26 + - T23 + - T24 + - U21 + - U22 + - U25 + - U26 + - V14 + - V16 + - V17 + - V18 + - V19 + - V20 + - V21 + - V22 + - V23 + - V24 + - W14 + - W16 + - W17 + - W18 + - W20 + - W21 + - W22 + - W25 + - W26 + - Y11 + - Y15 + - Y16 + - Y17 + - Y18 + - Y20 + - Y21 + - Y22 + - Y23 + - Y24 + - Y25 + - Y26 + + drive-strength: + enum: [4, 8, 12, 16] + + bias-disable: true + bias-pull-up: true + bias-pull-down: true + +required: + - compatible + - reg + +allOf: + - $ref: pinctrl.yaml# + +additionalProperties: false + +examples: + - | + pinctrl@400 { + compatible = "aspeed,ast2700-soc1-pinctrl"; + reg = <0x400 0x2A0>; + sgpm0-state { + function = "SGPM0"; + groups = "SGPM0"; + }; + }; -- 2.34.1