From patchwork Fri Aug 23 14:36:56 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leonard Crestez X-Patchwork-Id: 11111853 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 70546112C for ; Fri, 23 Aug 2019 14:37:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 595F723405 for ; Fri, 23 Aug 2019 14:37:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2395238AbfHWOhJ (ORCPT ); Fri, 23 Aug 2019 10:37:09 -0400 Received: from inva021.nxp.com ([92.121.34.21]:48504 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390787AbfHWOhI (ORCPT ); Fri, 23 Aug 2019 10:37:08 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 7B5D3200743; Fri, 23 Aug 2019 16:37:06 +0200 (CEST) Received: from inva024.eu-rdc02.nxp.com (inva024.eu-rdc02.nxp.com [134.27.226.22]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 6D20920073F; Fri, 23 Aug 2019 16:37:06 +0200 (CEST) Received: from fsr-ub1864-112.ea.freescale.net (fsr-ub1864-112.ea.freescale.net [10.171.82.98]) by inva024.eu-rdc02.nxp.com (Postfix) with ESMTP id 47C3D205D9; Fri, 23 Aug 2019 16:37:05 +0200 (CEST) From: Leonard Crestez To: Georgi Djakov , Rob Herring , =?utf-8?b?QXJ0dXIgxZp3aWdvxYQ=?= , Chanwoo Choi Cc: Alexandre Bailon , Krzysztof Kozlowski , MyungJoo Ham , Kyungmin Park , Saravana Kannan , Mark Rutland , Viresh Kumar , Shawn Guo , Dong Aisheng , Fabio Estevam , Stephen Boyd , Michael Turquette , kernel@pengutronix.de, linux-imx@nxp.com, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [RFCv4 3/7] dt-bindings: devfreq: imx: Describe interconnect properties Date: Fri, 23 Aug 2019 17:36:56 +0300 Message-Id: <3f27038292c09c8bf07a086eac759132c100aedb.1566570260.git.leonard.crestez@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The interconnect-node-id property is parsed by the imx interconnect driver to find nodes on which frequencies can be adjusted. Add #interconnect-cells so that device drivers can request paths from bus nodes instead of requiring a separate "virtual" node to represent the interconnect itself. Signed-off-by: Leonard Crestez --- Documentation/devicetree/bindings/devfreq/imx-ddrc.yaml | 5 +++++ Documentation/devicetree/bindings/devfreq/imx.yaml | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/devfreq/imx-ddrc.yaml b/Documentation/devicetree/bindings/devfreq/imx-ddrc.yaml index 31db204e6845..014449a9dd01 100644 --- a/Documentation/devicetree/bindings/devfreq/imx-ddrc.yaml +++ b/Documentation/devicetree/bindings/devfreq/imx-ddrc.yaml @@ -31,10 +31,15 @@ properties: - const: dram_alt - const: dram_apb operating-points-v2: true + interconnect-node-id: + $ref: /schemas/types.yaml#/definitions/uint32 + '#interconnect-cells': + const: 1 + devfreq-events: description: Phandle of PMU node $ref: "/schemas/types.yaml#/definitions/phandle" required: diff --git a/Documentation/devicetree/bindings/devfreq/imx.yaml b/Documentation/devicetree/bindings/devfreq/imx.yaml index 634870496d5e..f2f9b76c752f 100644 --- a/Documentation/devicetree/bindings/devfreq/imx.yaml +++ b/Documentation/devicetree/bindings/devfreq/imx.yaml @@ -43,10 +43,15 @@ properties: clocks: maxItems: 1 operating-points-v2: true + interconnect-node-id: + $ref: /schemas/types.yaml#/definitions/uint32 + '#interconnect-cells': + const: 1 + devfreq: description: | Phandle to another devfreq device to match OPPs with by using the passive governor. $ref: "/schemas/types.yaml#/definitions/phandle"