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=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 AC565C10DCE for ; Fri, 6 Mar 2020 13:04:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9056D2084E for ; Fri, 6 Mar 2020 13:04:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727236AbgCFNEF (ORCPT ); Fri, 6 Mar 2020 08:04:05 -0500 Received: from mail.baikalelectronics.com ([87.245.175.226]:36190 "EHLO mail.baikalelectronics.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726054AbgCFNEE (ORCPT ); Fri, 6 Mar 2020 08:04:04 -0500 Received: from localhost (unknown [127.0.0.1]) by mail.baikalelectronics.ru (Postfix) with ESMTP id 1F4F0803079F; Fri, 6 Mar 2020 13:04:02 +0000 (UTC) X-Virus-Scanned: amavisd-new at baikalelectronics.ru Received: from mail.baikalelectronics.ru ([127.0.0.1]) by localhost (mail.baikalelectronics.ru [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id dhEMg_zQDqYP; Fri, 6 Mar 2020 16:03:56 +0300 (MSK) From: To: Sebastian Reichel , Rob Herring , Mark Rutland CC: Serge Semin , Serge Semin , Alexey Malahov , Thomas Bogendoerfer , Paul Burton , Ralf Baechle , , , Subject: [PATCH 3/4] dt-bindings: power: reset: Add regmap support to the SYSCON reboot-mode bindings Date: Fri, 6 Mar 2020 16:03:40 +0300 In-Reply-To: <20200306130341.9585-1-Sergey.Semin@baikalelectronics.ru> References: <20200306130341.9585-1-Sergey.Semin@baikalelectronics.ru> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-ClientProxiedBy: MAIL.baikal.int (192.168.51.25) To mail (192.168.51.25) Message-Id: <20200306130402.1F4F0803079F@mail.baikalelectronics.ru> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Serge Semin Optional regmap property will be used to refer to a syscon-controller having a reboot tolerant register mapped. Signed-off-by: Serge Semin Signed-off-by: Alexey Malahov Cc: Thomas Bogendoerfer Cc: Paul Burton Cc: Ralf Baechle --- .../bindings/power/reset/syscon-reboot-mode.yaml | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/power/reset/syscon-reboot-mode.yaml b/Documentation/devicetree/bindings/power/reset/syscon-reboot-mode.yaml index e09bb07b1abb..f47bf52ad983 100644 --- a/Documentation/devicetree/bindings/power/reset/syscon-reboot-mode.yaml +++ b/Documentation/devicetree/bindings/power/reset/syscon-reboot-mode.yaml @@ -13,9 +13,8 @@ description: | This driver gets reboot mode magic value from reboot-mode driver and stores it in a SYSCON mapped register. Then the bootloader can read it and take different action according to the magic - value stored. The SYSCON mapped register is retrieved from the - parental dt-node plus the offset. So the SYSCON reboot-mode node - should be represented as a sub-node of a "syscon", "simple-mfd" node. + value stored. The SYSCON mapped register is retrieved either from + the parental dt-node or from a regmap phandle plus the offset. properties: compatible: @@ -29,6 +28,10 @@ properties: $ref: /schemas/types.yaml#/definitions/uint32 description: Offset in the register map for the mode register (in bytes). + regmap: + $ref: /schemas/types.yaml#/definitions/phandle + description: Phandle to the register map node. + patternProperties: "^mode-.+": $ref: /schemas/types.yaml#/definitions/uint32 -- 2.25.1