From patchwork Fri Feb 3 14:17:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hal Feng X-Patchwork-Id: 13127742 X-Patchwork-Delegate: mail@conchuod.ie 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 34F0DC61DA4 for ; Fri, 3 Feb 2023 14:28:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=znV4P0Qulk1eDHz59MACBSaBhAyXg4BD5pgjX52lG3M=; b=II+zkqRLZh7CG8 UIkGdGvp4S0vFkBt4C+UaJ3V1l3eR8fbozEtqL1xbNx0qDQpT3wU8/HUsU6LIsTXL5kwJOqagnx24 IDqFOziYdDZMLD+YNKToSSTmf/mezlKE5ErWtXJJx7HKUcoGG3eaHee0VPdPk48Sso9xjz8IVJc5J V++44jN6oOiqFisN/hcvlxKwsRT1D5tAmeY356SuSOPALVcUrufcAq6TleEaksWg5A1WU7LPHo0sS GFhDahKr/S6V2Gb4/lLfRJROmVGZFeiRHic2jSO7w2T0j9c/nzPFzHzBZ/rgJ1DJgzmJklTjNmuGv QpXxJgg9nkgpxWz8RGUw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNx3Z-002QmM-8w; Fri, 03 Feb 2023 14:28:49 +0000 Received: from ex01.ufhost.com ([61.152.239.75]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNwtl-002Le1-A5 for linux-riscv@lists.infradead.org; Fri, 03 Feb 2023 14:18:46 +0000 Received: from EXMBX166.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX166", Issuer "EXMBX166" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id 431D624E251; Fri, 3 Feb 2023 22:18:05 +0800 (CST) Received: from EXMBX172.cuchost.com (172.16.6.92) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 3 Feb 2023 22:18:05 +0800 Received: from ubuntu.localdomain (113.72.144.84) by EXMBX172.cuchost.com (172.16.6.92) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 3 Feb 2023 22:18:04 +0800 From: Hal Feng To: , , CC: Conor Dooley , Palmer Dabbelt , "Rob Herring" , Krzysztof Kozlowski , Linus Walleij , Andreas Schwab , "Emil Renner Berthing" , Jianlong Huang , Hal Feng , Subject: [PATCH v4 2/4] dt-bindings: pinctrl: Add StarFive JH7110 aon pinctrl Date: Fri, 3 Feb 2023 22:17:59 +0800 Message-ID: <20230203141801.59083-3-hal.feng@starfivetech.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230203141801.59083-1-hal.feng@starfivetech.com> References: <20230203141801.59083-1-hal.feng@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [113.72.144.84] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX172.cuchost.com (172.16.6.92) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230203_061841_803848_F528B8C7 X-CRM114-Status: GOOD ( 14.69 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Jianlong Huang Add pinctrl bindings for StarFive JH7110 SoC aon pinctrl controller. Signed-off-by: Jianlong Huang Co-developed-by: Emil Renner Berthing Signed-off-by: Emil Renner Berthing Signed-off-by: Hal Feng Reviewed-by: Rob Herring --- .../pinctrl/starfive,jh7110-aon-pinctrl.yaml | 123 ++++++++++++++++++ .../pinctrl/starfive,jh7110-pinctrl.h | 22 ++++ 2 files changed, 145 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml diff --git a/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml new file mode 100644 index 000000000000..2577a1667f72 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/starfive,jh7110-aon-pinctrl.yaml @@ -0,0 +1,123 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/starfive,jh7110-aon-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7110 AON Pin Controller + +description: | + Bindings for the JH7110 RISC-V SoC from StarFive Technology Ltd. + + Out of the SoC's many pins only the ones named PAD_RGPIO0 to PAD_RGPIO3 + can be multiplexed and have configurable bias, drive strength, + schmitt trigger etc. + Some peripherals such as PWM have their I/O go through the 4 "GPIOs". + +maintainers: + - Jianlong Huang + +properties: + compatible: + const: starfive,jh7110-aon-pinctrl + + reg: + maxItems: 1 + + resets: + maxItems: 1 + + interrupts: + maxItems: 1 + + interrupt-controller: true + + '#interrupt-cells': + const: 2 + + gpio-controller: true + + '#gpio-cells': + const: 2 + +patternProperties: + '-[0-9]+$': + type: object + additionalProperties: false + patternProperties: + '-pins$': + type: object + description: | + A pinctrl node should contain at least one subnode representing the + pinctrl groups available on the machine. Each subnode will list the + pins it needs, and how they should be configured, with regard to + muxer configuration, bias, input enable/disable, input schmitt + trigger enable/disable, slew-rate and drive strength. + $ref: /schemas/pinctrl/pincfg-node.yaml + additionalProperties: false + + properties: + pinmux: + description: | + The list of GPIOs and their mux settings that properties in the + node apply to. This should be set using the GPIOMUX macro. + $ref: /schemas/pinctrl/pinmux-node.yaml#/properties/pinmux + + bias-disable: true + + bias-pull-up: + type: boolean + + bias-pull-down: + type: boolean + + drive-strength: + enum: [ 2, 4, 8, 12 ] + + input-enable: true + + input-disable: true + + input-schmitt-enable: true + + input-schmitt-disable: true + + slew-rate: + maximum: 1 + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - '#interrupt-cells' + - gpio-controller + - '#gpio-cells' + +additionalProperties: false + +examples: + - | + pinctrl@17020000 { + compatible = "starfive,jh7110-aon-pinctrl"; + reg = <0x17020000 0x10000>; + resets = <&aoncrg 2>; + interrupts = <85>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + + pwm-0 { + pwm-pins { + pinmux = <0xff030802>; + bias-disable; + drive-strength = <12>; + input-disable; + input-schmitt-disable; + slew-rate = <0>; + }; + }; + }; + +... diff --git a/include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h b/include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h index 57c1659e4bbf..3865f0139639 100644 --- a/include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h +++ b/include/dt-bindings/pinctrl/starfive,jh7110-pinctrl.h @@ -104,6 +104,28 @@ #define PAD_QSPI_DATA2 93 #define PAD_QSPI_DATA3 94 +/* aon_iomux pins */ +#define PAD_TESTEN 0 +#define PAD_RGPIO0 1 +#define PAD_RGPIO1 2 +#define PAD_RGPIO2 3 +#define PAD_RGPIO3 4 +#define PAD_RSTN 5 +#define PAD_GMAC0_MDC 6 +#define PAD_GMAC0_MDIO 7 +#define PAD_GMAC0_RXD0 8 +#define PAD_GMAC0_RXD1 9 +#define PAD_GMAC0_RXD2 10 +#define PAD_GMAC0_RXD3 11 +#define PAD_GMAC0_RXDV 12 +#define PAD_GMAC0_RXC 13 +#define PAD_GMAC0_TXD0 14 +#define PAD_GMAC0_TXD1 15 +#define PAD_GMAC0_TXD2 16 +#define PAD_GMAC0_TXD3 17 +#define PAD_GMAC0_TXEN 18 +#define PAD_GMAC0_TXC 19 + #define GPOUT_LOW 0 #define GPOUT_HIGH 1