From patchwork Mon Oct 9 08:49:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jian Yang X-Patchwork-Id: 13413101 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 4279BE95A8E for ; Mon, 9 Oct 2023 08:50:20 +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:Content-Type: Content-Transfer-Encoding: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; bh=bJZxl78ZqXmSUYxnyLRImXGHwI5TulrkBQ1P6QH/uDg=; b=OMBhBlhdkV5B0/2HSmI5apnpI+ frm09qywHJICwH5ScBJmBBao4sSqRdaGMXM4RDbQ9SHnHny6tUijPaaL4Ne0F65pZ+T10bAo5+D2p OVlvTCMYkycqJvTQK8Pkq8EYR2vhhnV0mU+aUB5IxePOptZaIPbJuWrF+oUe5MUOh8N+2y3t5SpbW ZjuzItnQziyqFqNGttgZblO5B9yA0v7mLijP/z4hmRl+JFE4kgmr1P9PT8V8DywwOAuGBqGbzr/MN k8eUgE85AATWS8jNeexhhoHNRn1vbCZLUbC6uGgc7fZqk/BMuYMVVoxOfwnznR23+puxI2sGqFoDV Evws31sQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qplxz-00A0ki-0h; Mon, 09 Oct 2023 08:50:19 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qplxv-00A0jh-28; Mon, 09 Oct 2023 08:50:16 +0000 X-UUID: d9677c98668011ee86758d4a7c00f3a0-20231009 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=bJZxl78ZqXmSUYxnyLRImXGHwI5TulrkBQ1P6QH/uDg=; b=b6s5B6Zb2AdXOnxJeuVJIytZB6T+pqRcpD2IR3aqMI8j+i3HGz2bkwjHzZMzOYiZS1xOLOs1pfX6kyHV3XExkZz/btRhf7384dAl1uszWCAwoq8tkOtlZhnPn9LUBuMKt7R4frBEeYP0X4A4kz3snbct+MtyTbLq5y5umQImQNg=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.32,REQID:675ec791-3208-4269-9861-e22726d3e9e4,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:5f78ec9,CLOUDID:15f0ebc3-1e57-4345-9d31-31ad9818b39f,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1,SPR:NO, DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: d9677c98668011ee86758d4a7c00f3a0-20231009 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 920052848; Mon, 09 Oct 2023 01:50:08 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs13n2.mediatek.inc (172.21.101.108) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Mon, 9 Oct 2023 16:50:05 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Mon, 9 Oct 2023 16:50:04 +0800 From: Jian Yang To: Bjorn Helgaas , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84?= =?utf-8?q?ski?= , Matthias Brugger , Jianjun Wang , Rob Herring CC: , , , , , , , , , Jian Yang Subject: [PATCH v3 0/2] PCI: mediatek-gen3: Support controlling power supplies Date: Mon, 9 Oct 2023 16:49:55 +0800 Message-ID: <20231009084957.18536-1-jian.yang@mediatek.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231009_015015_704992_E10004E4 X-CRM114-Status: UNSURE ( 7.25 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org These series patches is based on linux-next, tag: next-20231009. Add support for controlling power supplies and reset GPIO of a downstream component in Mediatek's PCIe GEN3 controller driver. Changes in v3: 1. Modify description of power supply properties in DT binding. 2. Remove unused header files. 3. Use 'device_wakeup_path' to determine whether the downstream component needs to skip the reset process in system suspend scenarios. jian.yang (2): dt-bindings: PCI: mediatek-gen3: Add support for controlling power and reset PCI: mediatek-gen3: Add power and reset control feature for downstream component .../bindings/pci/mediatek-pcie-gen3.yaml | 30 ++++++ drivers/pci/controller/pcie-mediatek-gen3.c | 93 ++++++++++++++++++- 2 files changed, 122 insertions(+), 1 deletion(-)