From patchwork Wed Sep 28 16:54:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dinh Nguyen X-Patchwork-Id: 610439 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 0E705C54EE9 for ; Wed, 28 Sep 2022 16:54:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232691AbiI1Qyc (ORCPT ); Wed, 28 Sep 2022 12:54:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46836 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232494AbiI1Qyb (ORCPT ); Wed, 28 Sep 2022 12:54:31 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6D928E9CF5; Wed, 28 Sep 2022 09:54:30 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 18517B82174; Wed, 28 Sep 2022 16:54:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E75D5C433D6; Wed, 28 Sep 2022 16:54:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1664384067; bh=9ieKrZ0kEy9+GmqajkIGyMGgIizGgDSihdd1eBCLfJU=; h=From:To:Cc:Subject:Date:From; b=Y7z7TnxCeygSgevrUVEukmqOLSpLUkC2fprjDa0Gp2NgRAfQnwV4qOkI5gGr/Ui3P u4r8fUdI3SYKtVch0OWVPy6XuiQZrKrvv3aI4kh3dnoo31RWF0WvEwrtpdTa2gdx5Z tw4idgOSBMy53VUsatFFlHfMvbGShQOCGm9mWgiQ1HVAnBkSm0gjUCoeS8YABnM8ek ICId8KI+ZgbswShVfDggedJ53HYdwt41zJx+Mkm9BhUWV8NOx0Z6aez4CNMl9ZGEIV 4ZDTlYJcDK/SBBsBZo4wHdyI8LmVHGxPPBYrxPzH5EkmMDgssgSMlKd3CGw+VlQ8Ex yTYoqt+r9vrjA== From: Dinh Nguyen To: jh80.chung@samsung.com Cc: dinguyen@kernel.org, ulf.hansson@linaro.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCHv4 1/3] dt-bindings: mmc: synopsys-dw-mshc: document "altr,sysmgr-syscon" Date: Wed, 28 Sep 2022 11:54:18 -0500 Message-Id: <20220928165420.1212284-1-dinguyen@kernel.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org Document the optional "altr,sysmgr-syscon" binding that is used to access the System Manager register that controls the SDMMC clock phase. Signed-off-by: Dinh Nguyen --- v4: add else statement v3: document that the "altr,sysmgr-syscon" binding is only applicable to "altr,socfpga-dw-mshc" v2: document "altr,sysmgr-syscon" in the MMC section --- .../bindings/mmc/synopsys-dw-mshc.yaml | 31 +++++++++++++++++-- 1 file changed, 28 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml index ae6d6fca79e2..b73324273464 100644 --- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml +++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml @@ -6,9 +6,6 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: Synopsys Designware Mobile Storage Host Controller Binding -allOf: - - $ref: "synopsys-dw-mshc-common.yaml#" - maintainers: - Ulf Hansson @@ -38,6 +35,34 @@ properties: - const: biu - const: ciu + altr,sysmgr-syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to the sysmgr node + - description: register offset that controls the SDMMC clock phase + description: + Contains the phandle to System Manager block that contains + the SDMMC clock-phase control register. The first value is the pointer + to the sysmgr and the 2nd value is the register offset for the SDMMC + clock phase register. + +allOf: + - $ref: "synopsys-dw-mshc-common.yaml#" + + - if: + properties: + compatible: + contains: + const: + - altr,socfpga-dw-mshc + then: + required: + - altr,sysmgr-syscon + else: + properties: + altr,sysmgr-syscon: false + required: - compatible - reg