From patchwork Thu Mar 2 10:52:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: William Qiu X-Patchwork-Id: 658730 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0AEDCC6FA8E for ; Thu, 2 Mar 2023 10:52:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230096AbjCBKw3 convert rfc822-to-8bit (ORCPT ); Thu, 2 Mar 2023 05:52:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38734 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229592AbjCBKw2 (ORCPT ); Thu, 2 Mar 2023 05:52:28 -0500 Received: from ex01.ufhost.com (ex01.ufhost.com [61.152.239.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E427F2A9BA; Thu, 2 Mar 2023 02:52:24 -0800 (PST) Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id 66E2A24E294; Thu, 2 Mar 2023 18:52:23 +0800 (CST) Received: from EXMBX068.cuchost.com (172.16.6.68) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Thu, 2 Mar 2023 18:52:23 +0800 Received: from williamqiu-virtual-machine.starfivetech.com (171.223.208.138) by EXMBX068.cuchost.com (172.16.6.68) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Thu, 2 Mar 2023 18:52:22 +0800 From: William Qiu To: , , CC: Rob Herring , Krzysztof Kozlowski , Philipp Zabel , Mark Brown , William Qiu , Ziv Xu Subject: [PATCH v1 1/2] dt-bindings: qspi: cdns,qspi-nor: constrain minItems/maxItems of resets Date: Thu, 2 Mar 2023 18:52:20 +0800 Message-ID: <20230302105221.197421-2-william.qiu@starfivetech.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230302105221.197421-1-william.qiu@starfivetech.com> References: <20230302105221.197421-1-william.qiu@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [171.223.208.138] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX068.cuchost.com (172.16.6.68) X-YovoleRuleAgent: yovoleflag Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org The QSPI controller needs three reset items to work properly on JH7110 SoC, so there is need to change the maxItems's value to 3 and add minItems whose value is equal to 2. Other platforms do not have this constraint. Signed-off-by: William Qiu --- .../bindings/spi/cdns,qspi-nor.yaml | 37 +++++++++++++++++-- 1 file changed, 33 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml index 4707294d8f59..14821cb6db48 100644 --- a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml +++ b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml @@ -19,6 +19,33 @@ allOf: then: required: - power-domains + - if: + properties: + compatible: + contains: + const: starfive,jh7110-qspi + then: + properties: + resets: + minItems: 2 + maxItems: 3 + + reset-names: + minItems: 2 + maxItems: 3 + items: + enum: [ qspi, qspi-ocp, rstc_ref ] + + else: + properties: + resets: + maxItems: 2 + + reset-names: + minItems: 1 + maxItems: 2 + items: + enum: [ qspi, qspi-ocp ] properties: compatible: @@ -30,6 +57,7 @@ properties: - intel,lgm-qspi - xlnx,versal-ospi-1.0 - intel,socfpga-qspi + - starfive,jh7110-qspi - const: cdns,qspi-nor - const: cdns,qspi-nor @@ -79,13 +107,14 @@ properties: maxItems: 1 resets: - maxItems: 2 + minItems: 2 + maxItems: 3 reset-names: - minItems: 1 - maxItems: 2 + minItems: 2 + maxItems: 3 items: - enum: [ qspi, qspi-ocp ] + enum: [ qspi, qspi-ocp, rstc_ref ] required: - compatible