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 C9F68FF60D9 for ; Tue, 31 Mar 2026 07:32:11 +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=HJH/VfmrwUJiIbB8TKf8Ao5TJOrWOMyLQcQvaVVx5S4=; b=bvhvhocY0ndG0ZueFsY5nGaEg+ 9wqXhm3YDphm4dZboyEtmXSNMTchUohwODh6F+P+sQZ5/lPyaX/HgdaVws1K4blVqL0K13llDDuYN PPDKexAehNFrmcVJHTtD0zooxkagzhPvxiIjKe2BpOr7IabE7r0EXbFY1h7vYrDtiUDuf+YRwfx5T eWJmL0ALmQQ48zyDesknnr4/jOBQWD+QJ2Jz6gW+HtpVid3xPQazqcaARBR/wUTRiFI/u6ut6ksOh u7sEhfKtud32cVzbqNDR3654tXRs0x1eBPOsEItEgLnA1XV+aXUoJB4S0+5hFhwmChhmiBiHlWtvD 0QXe/ASg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7Ta2-0000000CUss-2zku; Tue, 31 Mar 2026 07:32:06 +0000 Received: from mail.aspeedtech.com ([211.20.114.72] helo=TWMBX01.aspeed.com) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7TZv-0000000CUp6-11Tf for linux-arm-kernel@lists.infradead.org; Tue, 31 Mar 2026 07:32:00 +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; Tue, 31 Mar 2026 15:31:46 +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; Tue, 31 Mar 2026 15:31:46 +0800 From: Billy Tsai Date: Tue, 31 Mar 2026 15:31:16 +0800 Subject: [PATCH v5 1/3] dt-bindings: pinctrl: Add aspeed,ast2700-soc0-pinctrl MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20260331-upstream_pinctrl-v5-1-8994f59ff367@aspeedtech.com> References: <20260331-upstream_pinctrl-v5-0-8994f59ff367@aspeedtech.com> In-Reply-To: <20260331-upstream_pinctrl-v5-0-8994f59ff367@aspeedtech.com> To: Lee Jones , Rob Herring , "Krzysztof Kozlowski" , Conor Dooley , "Joel Stanley" , Andrew Jeffery , "Linus Walleij" , Billy Tsai , "Bartosz Golaszewski" , Ryan Chen CC: Andrew Jeffery , , , , , , , X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1774942306; l=4551; i=billy_tsai@aspeedtech.com; s=20251118; h=from:subject:message-id; bh=bWZGEQzcis93YyG/nQE6y8IHuUh8wkmOSEqhb3z4vfk=; b=EQ6XwXrEWYIZRVjFhEGY/pl4CxXxlSAhJ+JUgdapBUUC24eLxq4zkN+j404Nyya/EC4CI70C7 UyYXjt3SoajDGQTFI/s4J2IWc/FgxNGq1rvmPGWRHFZxmRoJMIMyuQT X-Developer-Key: i=billy_tsai@aspeedtech.com; a=ed25519; pk=/A8qvgZ6CPfnwKgT6/+k+nvXOkN477MshEGJvVdzeeQ= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260331_003159_287183_8E8EC1D5 X-CRM114-Status: GOOD ( 10.92 ) 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 Add a device tree binding for the pin controller found in the ASPEED AST2700 SoC0. The controller manages various peripheral functions such as eMMC, USB, VGA DDC, JTAG, and PCIe root complex signals. Describe the AST2700 SoC0 pin controller using standard pin multiplexing and configuration properties. Signed-off-by: Billy Tsai --- .../pinctrl/aspeed,ast2700-soc0-pinctrl.yaml | 161 +++++++++++++++++++++ 1 file changed, 161 insertions(+) diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2700-soc0-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2700-soc0-pinctrl.yaml new file mode 100644 index 000000000000..e43a658fe02b --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2700-soc0-pinctrl.yaml @@ -0,0 +1,161 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/aspeed,ast2700-soc0-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ASPEED AST2700 SoC0 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 SoC0. + + The SoC0 pin controller manages pin functions including eMMC, VGA DDC, + dual USB3/USB2 ports (A and B), JTAG, and PCIe root complex interfaces. + +properties: + compatible: + const: aspeed,ast2700-soc0-pinctrl + reg: + maxItems: 1 + +patternProperties: + '-state$': + type: object + allOf: + - $ref: pinmux-node.yaml# + - $ref: pincfg-node.yaml# + additionalProperties: false + + properties: + function: + enum: + - EMMC + - JTAGDDR + - JTAGM0 + - JTAGPCIEA + - JTAGPCIEB + - JTAGPSP + - JTAGSSP + - JTAGTSP + - JTAGUSB3A + - JTAGUSB3B + - PCIERC0PERST + - PCIERC1PERST + - TSPRSTN + - UFSCLKI + - USB2AD0 + - USB2AD1 + - USB2AH + - USB2AHP + - USB2AHPD0 + - USB2AXH + - USB2AXH2B + - USB2AXHD1 + - USB2AXHP + - USB2AXHP2B + - USB2AXHPD1 + - USB2BD0 + - USB2BD1 + - USB2BH + - USB2BHP + - USB2BHPD0 + - USB2BXH + - USB2BXH2A + - USB2BXHD1 + - USB2BXHP + - USB2BXHP2A + - USB2BXHPD1 + - USB3AXH + - USB3AXH2B + - USB3AXHD + - USB3AXHP + - USB3AXHP2B + - USB3AXHPD + - USB3BXH + - USB3BXH2A + - USB3BXHD + - USB3BXHP + - USB3BXHP2A + - USB3BXHPD + - VB + - VGADDC + + groups: + enum: + - EMMCCDN + - EMMCG1 + - EMMCG4 + - EMMCG8 + - EMMCWPN + - JTAG0 + - PCIERC0PERST + - PCIERC1PERST + - TSPRSTN + - UFSCLKI + - USB2A + - USB2AAP + - USB2ABP + - USB2ADAP + - USB2AH + - USB2AHAP + - USB2B + - USB2BAP + - USB2BBP + - USB2BDBP + - USB2BH + - USB2BHBP + - USB3A + - USB3AAP + - USB3ABP + - USB3B + - USB3BAP + - USB3BBP + - VB0 + - VB1 + - VGADDC + pins: + enum: + - AB13 + - AB14 + - AC13 + - AC14 + - AD13 + - AD14 + - AE13 + - AE14 + - AE15 + - AF13 + - AF14 + - AF15 + + drive-strength: + enum: [3, 6, 8, 11, 16, 18, 20, 23, 30, 32, 33, 35, 37, 38, 39, 41] + + 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-soc0-pinctrl"; + reg = <0x400 0x318>; + emmc-state { + function = "EMMC"; + groups = "EMMCG1"; + }; + }; -- 2.34.1