From patchwork Fri Aug 25 08:13:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: William Qiu X-Patchwork-Id: 13365139 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 89BBFC3DA66 for ; Fri, 25 Aug 2023 08:14:26 +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=sWcoBqp9xQmSeApStA2/q3EIoyJA4a6wn13+bE0mlFM=; b=PwM78qTHBtEk/G HcQYFQ34fN0PQLbFy7PPwW+PdbucucjkCqvjZk7NiV78zbkYntycqIYNXW7xZqmTOM7PUuOWVoiK6 GYHAL6+SfzZygOFHfCCAaigJATUvP7B3YaTB4gq+zN+VAE/U2bHeNQ5FNxI4rvGsKoQBU46OMgSJ5 Jg7YMwjyIDRD6rc6wRhUA63pTbKsV4wt3WZWR5X6i7vMiKX7dICPUr9veCbyw4VSAW4hj9jMAdAQ0 tx7ItUle3YrintOfDJPemC+WHGq8fgYZ2RI0olQikuPz5lztxZB+Unv3Q8BjW9fjXKNIuWVmfDDWv fJJoOv5OmuV6e/JgIdGA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qZRxW-004brw-0u; Fri, 25 Aug 2023 08:14:22 +0000 Received: from fd01.gateway.ufhost.com ([61.152.239.71]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qZRxQ-004blU-2g for linux-riscv@lists.infradead.org; Fri, 25 Aug 2023 08:14:19 +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 fd01.gateway.ufhost.com (Postfix) with ESMTP id 7654680B6; Fri, 25 Aug 2023 16:13:33 +0800 (CST) Received: from EXMBX168.cuchost.com (172.16.6.78) by EXMBX166.cuchost.com (172.16.6.76) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 25 Aug 2023 16:13:33 +0800 Received: from williamqiu-virtual-machine.starfivetech.com (171.223.208.138) by EXMBX168.cuchost.com (172.16.6.78) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Fri, 25 Aug 2023 16:13:32 +0800 From: William Qiu To: , , , CC: Emil Renner Berthing , Rob Herring , Philipp Zabel , Thierry Reding , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Krzysztof Kozlowski , Conor Dooley , "Paul Walmsley" , Palmer Dabbelt , Albert Ou , Hal Feng , William Qiu Subject: [RFC v4 4/4] riscv: dts: starfive: jh7100: Add PWM node and pins configuration Date: Fri, 25 Aug 2023 16:13:28 +0800 Message-ID: <20230825081328.204442-5-william.qiu@starfivetech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230825081328.204442-1-william.qiu@starfivetech.com> References: <20230825081328.204442-1-william.qiu@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [171.223.208.138] X-ClientProxiedBy: EXCAS062.cuchost.com (172.16.6.22) To EXMBX168.cuchost.com (172.16.6.78) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230825_011417_227621_13BB2AA0 X-CRM114-Status: UNSURE ( 8.52 ) X-CRM114-Notice: Please train this message. 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 Add StarFive JH7100 PWM controller node and add PWM pins configuration on VisionFive 2 board. Signed-off-by: William Qiu Reviewed-by: Hal Feng --- .../boot/dts/starfive/jh7100-common.dtsi | 24 +++++++++++++++++++ arch/riscv/boot/dts/starfive/jh7100.dtsi | 9 +++++++ 2 files changed, 33 insertions(+) -- 2.34.1 diff --git a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi index b93ce351a90f..746867b882b0 100644 --- a/arch/riscv/boot/dts/starfive/jh7100-common.dtsi +++ b/arch/riscv/boot/dts/starfive/jh7100-common.dtsi @@ -84,6 +84,24 @@ GPO_I2C2_PAD_SDA_OEN, }; }; + pwm_pins: pwm-0 { + pwm-pins { + pinmux = , + ; + bias-disable; + drive-strength = <35>; + input-disable; + input-schmitt-disable; + slew-rate = <0>; + }; + }; + uart3_pins: uart3-0 { rx-pins { pinmux = ; }; +&ptc { + pinctrl-names = "default"; + pinctrl-0 = <&pwm_pins>; + status = "okay"; +}; + &uart3 { pinctrl-names = "default"; pinctrl-0 = <&uart3_pins>; diff --git a/arch/riscv/boot/dts/starfive/jh7100.dtsi b/arch/riscv/boot/dts/starfive/jh7100.dtsi index 4218621ea3b9..7f5bb19e636e 100644 --- a/arch/riscv/boot/dts/starfive/jh7100.dtsi +++ b/arch/riscv/boot/dts/starfive/jh7100.dtsi @@ -248,5 +248,14 @@ watchdog@12480000 { resets = <&rstgen JH7100_RSTN_WDTIMER_APB>, <&rstgen JH7100_RSTN_WDT>; }; + + ptc: pwm@12490000 { + compatible = "starfive,jh7100-pwm"; + reg = <0x0 0x12490000 0x0 0x10000>; + clocks = <&clkgen JH7100_CLK_PWM_APB>; + resets = <&rstgen JH7100_RSTN_PWM_APB>; + #pwm-cells = <3>; + status = "disabled"; + }; }; };