From patchwork Mon Apr 1 08:13:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jianfeng Liu X-Patchwork-Id: 13612599 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 81224CD1283 for ; Mon, 1 Apr 2024 08:14:06 +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: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:In-Reply-To:References: List-Owner; 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AJvYcCX0xT9zhkxzgcX20Mb3Usg89tbwWCzEgqnJUWR65EdxPbJXRBn1E77Ldhk4Z4zdcMa2mEQUi/UkKZOFonM/uwwjytnCvdUdMbowL01dmEDMDLbHn0GPGDivpsZyNdfyue17vElrIPrlCPIU/D5g+1icKex+Q6qGC/E= X-Gm-Message-State: AOJu0YyrNdd7WRbSrPaWmYZR89h8T24RCvgZMM7w9lgPGosCFIAKsoRd BLoIyQYnd5mOPJg90k74NFxSS51crsAjkBlYA0043YNr4RIw8H9qiDeGfjEhxk7ntQ== X-Google-Smtp-Source: AGHT+IHT7Kfi3nG9Qctt4Fkkm+M8SUzv6s58mZxn7nhIPocD64H3r6VAmceDyGR2xHIKzH3DHuqwAw== X-Received: by 2002:a05:6870:6e17:b0:229:f7fc:54aa with SMTP id qt23-20020a0568706e1700b00229f7fc54aamr10183931oab.5.1711959226268; Mon, 01 Apr 2024 01:13:46 -0700 (PDT) Received: from localhost.localdomain ([221.220.133.103]) by smtp.gmail.com with ESMTPSA id r1-20020aa78441000000b006e69a142458sm7262817pfn.213.2024.04.01.01.13.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Apr 2024 01:13:45 -0700 (PDT) From: Jianfeng Liu To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Cc: robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, heiko@sntech.de, sfr@canb.auug.org.au, liujianfeng1994@gmail.com Subject: [PATCH] arm64: dts: rockchip: remove startup-delay-us from vcc3v3_pcie2x1l0 on rock-5b Date: Mon, 1 Apr 2024 16:13:02 +0800 Message-Id: <20240401081302.942742-1-liujianfeng1994@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240401_011349_684910_F87B06BA X-CRM114-Status: GOOD ( 11.57 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Property startup-delay-us is copied from vendor dts and it will make kernel not detect pcie wifi device. If I run command: "echo 1 > /sys/bus/pci/rescan", pcie wifi device is detected, but my wifi device RTL8822CE failed to load driver. Another device RTL8723BE can load driver but no wifi signal is detected. Removing this property will fix issues above. Signed-off-by: Jianfeng Liu --- arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts | 1 - 1 file changed, 1 deletion(-) -- 2.34.1 diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts index d6bf2ee07..a9af654a0 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts @@ -76,7 +76,6 @@ vcc3v3_pcie2x1l0: vcc3v3-pcie2x1l0-regulator { regulator-boot-on; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; - startup-delay-us = <50000>; vin-supply = <&vcc5v0_sys>; };