From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-14.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B860C433E2 for ; Tue, 15 Sep 2020 04:23:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C855F221E3 for ; Tue, 15 Sep 2020 04:23:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="O7bKMY2m" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726380AbgIOEXk (ORCPT ); Tue, 15 Sep 2020 00:23:40 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:42812 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726118AbgIOEXZ (ORCPT ); Tue, 15 Sep 2020 00:23:25 -0400 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 08F4N7FX017544; Mon, 14 Sep 2020 23:23:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1600143787; bh=WksIlAP2St63/dYiNF+cCQGpadcOB7vBxhhFZVaW4Fw=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=O7bKMY2mGrdp+K/PQb+Zw4bkIOWMF76ukaxMOwwcoQVEreD96hy9AJo0DT5e05TX9 XCxUL0doZon9EspAVakicbRlzV4g6g/JU6gLdKv7fmOsx2zE/CJkrw18XjbviR8Tu0 MOZEUH+JD3x+ccMWFt9YbJtYuzv0PQcEwvzaCbhw= Received: from DFLE106.ent.ti.com (dfle106.ent.ti.com [10.64.6.27]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 08F4N7RE045318 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 14 Sep 2020 23:23:07 -0500 Received: from DFLE100.ent.ti.com (10.64.6.21) by DFLE106.ent.ti.com (10.64.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Mon, 14 Sep 2020 23:23:06 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE100.ent.ti.com (10.64.6.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Mon, 14 Sep 2020 23:23:06 -0500 Received: from a0393678-ssd.dal.design.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 08F4LDMw028615; Mon, 14 Sep 2020 23:23:01 -0500 From: Kishon Vijay Abraham I To: Bjorn Helgaas , Jonathan Corbet , Lorenzo Pieralisi , Jon Mason , Dave Jiang , Allen Hubbe , Rob Herring CC: Arnd Bergmann , Greg Kroah-Hartman , Tom Joseph , , , , , Kishon Vijay Abraham I Subject: [PATCH v4 16/17] Documentation: PCI: Add binding documentation for pci-ntb endpoint function Date: Tue, 15 Sep 2020 09:51:09 +0530 Message-ID: <20200915042110.3015-17-kishon@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200915042110.3015-1-kishon@ti.com> References: <20200915042110.3015-1-kishon@ti.com> MIME-Version: 1.0 Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org Add binding documentation for pci-ntb endpoint function that helps in adding and configuring pci-ntb endpoint function. Signed-off-by: Kishon Vijay Abraham I --- .../PCI/endpoint/function/binding/pci-ntb.rst | 38 +++++++++++++++++++ Documentation/PCI/endpoint/index.rst | 1 + 2 files changed, 39 insertions(+) create mode 100644 Documentation/PCI/endpoint/function/binding/pci-ntb.rst diff --git a/Documentation/PCI/endpoint/function/binding/pci-ntb.rst b/Documentation/PCI/endpoint/function/binding/pci-ntb.rst new file mode 100644 index 000000000000..40253d3d5163 --- /dev/null +++ b/Documentation/PCI/endpoint/function/binding/pci-ntb.rst @@ -0,0 +1,38 @@ +.. SPDX-License-Identifier: GPL-2.0 + +========================== +PCI NTB Endpoint Function +========================== + +1) Create a subdirectory to pci_epf_ntb directory in configfs. + +Standard EPF Configurable Fields: + +================ =========================================================== +vendorid should be 0x104c +deviceid should be 0xb00d for TI's J721E SoC +revid don't care +progif_code don't care +subclass_code should be 0x00 +baseclass_code should be 0x5 +cache_line_size don't care +subsys_vendor_id don't care +subsys_id don't care +interrupt_pin don't care +msi_interrupts don't care +msix_interrupts don't care +================ =========================================================== + +2) Create a subdirectory to directory created in 1 + +NTB EPF specific configurable fields: + +================ =========================================================== +db_count Number of doorbells; default = 4 +mw1 size of memory window1 +mw2 size of memory window2 +mw3 size of memory window3 +mw4 size of memory window4 +num_mws Number of memory windows; max = 4 +spad_count Number of scratchpad registers; default = 64 +================ =========================================================== diff --git a/Documentation/PCI/endpoint/index.rst b/Documentation/PCI/endpoint/index.rst index ef6861128506..9cb6e5f3c4d5 100644 --- a/Documentation/PCI/endpoint/index.rst +++ b/Documentation/PCI/endpoint/index.rst @@ -14,3 +14,4 @@ PCI Endpoint Framework pci-ntb-function function/binding/pci-test + function/binding/pci-ntb -- 2.17.1