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=-9.8 required=3.0 tests=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=ham 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 359FBC4724C for ; Thu, 30 Apr 2020 19:00:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 106982073E for ; Thu, 30 Apr 2020 19:00:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="j8ZT0729" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726645AbgD3TA4 (ORCPT ); Thu, 30 Apr 2020 15:00:56 -0400 Received: from rnd-relay.smtp.broadcom.com ([192.19.229.170]:56070 "EHLO rnd-relay.smtp.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726396AbgD3TAx (ORCPT ); Thu, 30 Apr 2020 15:00:53 -0400 Received: from mail-irv-17.broadcom.com (mail-irv-17.lvn.broadcom.net [10.75.242.48]) by rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id 4E3F730C0CE; Thu, 30 Apr 2020 11:55:34 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.10.3 rnd-relay.smtp.broadcom.com 4E3F730C0CE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1588272934; bh=u71I4sWw1v2y+pty1vu/EYKCS2yJyi1NZITvH6WpKXE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=j8ZT07291ncyNHTMtsjtrVMN9OntI2+TmIFKNBbbjN0ks5OZPL3oqcPAGqbjaDhMh 6Ic2MuypgSzX6zCO6NZGzhHuYwWn+JQONYTlsTEoFH5vmayN/xtj/GH9xSkjdkvb5q MvBcWq2vaT6ockbquWU2wR48D719nmg+wzQ0hKfI= Received: from stbsrv-and-01.and.broadcom.net (stbsrv-and-01.and.broadcom.net [10.28.16.211]) by mail-irv-17.broadcom.com (Postfix) with ESMTP id DCE93140069; Thu, 30 Apr 2020 11:55:40 -0700 (PDT) From: Jim Quinlan To: james.quinlan@broadcom.com Cc: Jim Quinlan , Florian Fainelli , bcm-kernel-feedback-list@broadcom.com (maintainer:BROADCOM BCM7XXX ARM ARCHITECTURE), Nicolas Saenz Julienne , Bjorn Helgaas , Rob Herring , linux-arm-kernel@lists.infradead.org (moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE), linux-rpi-kernel@lists.infradead.org (moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE), linux-pci@vger.kernel.org (open list:PCI SUBSYSTEM), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-kernel@vger.kernel.org (open list) Subject: [PATCH 4/5] dt-bindings: PCI: brcmstb: New prop 'brcm,aspm-en-l0s' Date: Thu, 30 Apr 2020 14:55:21 -0400 Message-Id: <20200430185522.4116-4-james.quinlan@broadcom.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200430185522.4116-1-james.quinlan@broadcom.com> References: <20200430185522.4116-1-james.quinlan@broadcom.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jim Quinlan For various reasons, the L0s component of ASPM is intentionally disabled. Specifying the 'brcm,aspm-en-l0s' property enables it. Signed-off-by: Jim Quinlan --- Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml index 77d3e81a437b..b3e43597b89c 100644 --- a/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/brcm,stb-pcie.yaml @@ -56,6 +56,10 @@ properties: description: Indicates usage of spread-spectrum clocking. type: boolean + brcm,aspm-en-l0s: + description: Enables ASPM L0s savings; off by default. + type: boolean + required: - reg - dma-ranges -- 2.17.1