From patchwork Mon Sep 2 15:03:35 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 1156661 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="1e5Zwa4t"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46MYJB4zywz9sPL for ; Tue, 3 Sep 2019 01:03:54 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730088AbfIBPDq (ORCPT ); Mon, 2 Sep 2019 11:03:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:56352 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729942AbfIBPDq (ORCPT ); Mon, 2 Sep 2019 11:03:46 -0400 Received: from localhost.localdomain (unknown [194.230.155.145]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1705B21744; Mon, 2 Sep 2019 15:03:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1567436625; bh=1wk1GQ8X4lS4Dca0JNCtgnsQ9NhHwXl1gFunBzDNt1s=; h=From:To:Cc:Subject:Date:From; b=1e5Zwa4tzaVfri87qVmA//3s69FnQrbqHU2QZAbhmSLMf+iITfQtwMVcimxOpesc4 cX3LYxqrQJ2sqsNehBBxHrXA57KxGkTW6fCBdrLV+FRw1VQOXIRJE+e5gsXDJiNDen 7FsLQdH3S3wHKazz59UOwqxieBi8A/+GVuHhFTEM= From: Krzysztof Kozlowski To: Sebastian Reichel , Rob Herring , Mark Rutland , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Krzysztof Kozlowski Subject: [PATCH 1/2] dt-bindings: power: syscon-reboot: Convert bindings to json-schema Date: Mon, 2 Sep 2019 17:03:35 +0200 Message-Id: <20190902150336.3600-1-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Convert the Syscon reboot bindings to DT schema format using json-schema. Signed-off-by: Krzysztof Kozlowski --- .../bindings/power/reset/syscon-reboot.txt | 30 -------- .../bindings/power/reset/syscon-reboot.yaml | 68 +++++++++++++++++++ 2 files changed, 68 insertions(+), 30 deletions(-) delete mode 100644 Documentation/devicetree/bindings/power/reset/syscon-reboot.txt create mode 100644 Documentation/devicetree/bindings/power/reset/syscon-reboot.yaml diff --git a/Documentation/devicetree/bindings/power/reset/syscon-reboot.txt b/Documentation/devicetree/bindings/power/reset/syscon-reboot.txt deleted file mode 100644 index e23dea8344f8..000000000000 --- a/Documentation/devicetree/bindings/power/reset/syscon-reboot.txt +++ /dev/null @@ -1,30 +0,0 @@ -Generic SYSCON mapped register reset driver - -This is a generic reset driver using syscon to map the reset register. -The reset is generally performed with a write to the reset register -defined by the register map pointed by syscon reference plus the offset -with the value and mask defined in the reboot node. - -Required properties: -- compatible: should contain "syscon-reboot" -- regmap: this is phandle to the register map node -- offset: offset in the register map for the reboot register (in bytes) -- value: the reset value written to the reboot register (32 bit access) - -Optional properties: -- mask: update only the register bits defined by the mask (32 bit) - -Legacy usage: -If a node doesn't contain a value property but contains a mask property, the -mask property is used as the value. - -Default will be little endian mode, 32 bit access only. - -Examples: - - reboot { - compatible = "syscon-reboot"; - regmap = <®mapnode>; - offset = <0x0>; - mask = <0x1>; - }; diff --git a/Documentation/devicetree/bindings/power/reset/syscon-reboot.yaml b/Documentation/devicetree/bindings/power/reset/syscon-reboot.yaml new file mode 100644 index 000000000000..a583f3dc8ef4 --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/syscon-reboot.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/reset/syscon-reboot.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Generic SYSCON mapped register reset driver + +maintainers: + - Sebastian Reichel + +description: |+ + This is a generic reset driver using syscon to map the reset register. + The reset is generally performed with a write to the reset register + defined by the register map pointed by syscon reference plus the offset + with the value and mask defined in the reboot node. + Default will be little endian mode, 32 bit access only. + +properties: + compatible: + const: syscon-reboot + + mask: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Update only the register bits defined by the mask (32 bit). + maxItems: 1 + + offset: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Offset in the register map for the reboot register (in bytes). + maxItems: 1 + + regmap: + $ref: /schemas/types.yaml#/definitions/phandle + description: Phandle to the register map node. + maxItems: 1 + + value: + $ref: /schemas/types.yaml#/definitions/uint32 + description: The reset value written to the reboot register (32 bit access). + maxItems: 1 + +required: + - compatible + - regmap + - offset + +allOf: + - if: + properties: + value: + not: + type: array + then: + required: + - mask + else: + required: + - value + +examples: + - | + reboot { + compatible = "syscon-reboot"; + regmap = <®mapnode>; + offset = <0x0>; + mask = <0x1>; + };