From patchwork Mon Jul 29 09:28:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: s-vadapalli X-Patchwork-Id: 13744663 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 21866C3DA4A for ; Mon, 29 Jul 2024 09:29:52 +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=P/I6r3mH3PG538T0NKFeG4eXz7IvtF1fCAZrKGlcUfs=; b=CtKYMNtBZr0uSWfhCq5AaFkY4g k8Y/SWNh7dehFTKpN5oIkiO1QBaj7UzoimRVmRmxUbzizI7URhGq+0uACiCsyPDvWEZsED8J5DobE Y5TfIAP7TA4j3RdzwVSqQFG4KbcUH2Nl9Z+Q9mMM0lFQyJQsxP536I5MTXkUXcWhpF1JfV2ifn8ns 7jvi9w34ay55nCssWdQ8CnvgHsFPmy51gX1F6q0ZmarB86y+P+8wGmx8nvaZhIg2ZwIV5UqkC9A6z IM2oTDWmL4u/IR9xnkNtMhAAOj+1PlYrKa9fFT35QhiDHhL+O4IuGKcFKQ4OoY3xJdgbMzOFZkBm/ 82XLuOHw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sYMhG-0000000Ahda-2eY2; Mon, 29 Jul 2024 09:29:38 +0000 Received: from lelv0142.ext.ti.com ([198.47.23.249]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sYMgp-0000000AhTY-0fIB for linux-arm-kernel@lists.infradead.org; Mon, 29 Jul 2024 09:29:12 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 46T9T1pR025659; Mon, 29 Jul 2024 04:29:01 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1722245341; bh=P/I6r3mH3PG538T0NKFeG4eXz7IvtF1fCAZrKGlcUfs=; h=From:To:CC:Subject:Date; b=yneWTDxe/SMvsH5YbZt3YK4OEoctQO40U1/B+CeuaR1xIOvrFAVD+kLEQS/YeYRZw VKzRXbgpu3PsAO8mAWOv65hG5O02p7SyyprUCOGykl/SL12gnAWJEpNCvaGp8IH7xJ 0F3yXh4habvgsO57Zv8cRi1cqMmPP72yTbRLwH2U= Received: from DLEE113.ent.ti.com (dlee113.ent.ti.com [157.170.170.24]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 46T9T1kn071204 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 29 Jul 2024 04:29:01 -0500 Received: from DLEE110.ent.ti.com (157.170.170.21) by DLEE113.ent.ti.com (157.170.170.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 29 Jul 2024 04:29:00 -0500 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DLEE110.ent.ti.com (157.170.170.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 29 Jul 2024 04:29:01 -0500 Received: from uda0492258.dhcp.ti.com (uda0492258.dhcp.ti.com [10.24.72.81]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 46T9Stc5087068; Mon, 29 Jul 2024 04:28:56 -0500 From: Siddharth Vadapalli To: , , , , , , , CC: , , , , , Subject: [PATCH v2 0/2] Add ACSPCIE refclk support on J784S4-EVM Date: Mon, 29 Jul 2024 14:58:53 +0530 Message-ID: <20240729092855.1945700-1-s-vadapalli@ti.com> X-Mailer: git-send-email 2.40.1 MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240729_022911_387056_1AA9E8BF X-CRM114-Status: GOOD ( 10.82 ) 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 Hello, This series adds support to driver out the reference clock required by the PCIe Endpoint device using the ACSPCIE buffer. Series is based on linux-next tagged next-20240729. NOTE: For functionality, this series depends on: https://lore.kernel.org/r/20240729064012.1915674-1-s-vadapalli@ti.com/ v1: https://lore.kernel.org/r/20240715120936.1150314-1-s-vadapalli@ti.com/ Changes since v1: - Patch 1/3 of the v1 series has been posted separately at: https://lore.kernel.org/r/20240729064012.1915674-1-s-vadapalli@ti.com/ - Collected Acked-by tag from: Krzysztof Kozlowski for Patch 2/3 of the v1 series which is patch 1/2 of this series: https://lore.kernel.org/r/1caa0c9a-1de7-41db-be2b-557b49f4a248@kernel.org/ - Addressed Bjorn's feedback on Patch 3/3 of v1 series at: https://lore.kernel.org/r/20240725211841.GA859405@bhelgaas/ which is patch 2/2 of this series. This series has been tested on J784S4-EVM with the following dependencies applied: 1. https://lore.kernel.org/r/20240729064012.1915674-1-s-vadapalli@ti.com/ 2. https://lore.kernel.org/r/20240715123301.1184833-1-s-vadapalli@ti.com/ Test Logs with an NVMe SSD connected to the PCIe connector on J784S4-EVM corresponding to the PCIe1 instance of PCIe: https://gist.github.com/Siddharth-Vadapalli-at-TI/e54e9126c2fa36c71c40ce7aade57857 Regards, Siddharth. Siddharth Vadapalli (2): dt-bindings: PCI: ti,j721e-pci-host: Add ACSPCIE proxy control property PCI: j721e: Enable ACSPCIE Refclk if "ti,syscon-acspcie-proxy-ctrl" exists .../bindings/pci/ti,j721e-pci-host.yaml | 10 +++++ drivers/pci/controller/cadence/pci-j721e.c | 38 +++++++++++++++++++ 2 files changed, 48 insertions(+)