From patchwork Mon Oct 31 18:02:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 13026210 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7E88DFA3741 for ; Mon, 31 Oct 2022 18:03:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=hX73Xh+jnXBWKCV3oSlJH3B/JS3lvfvhcEZbfKGWewU=; b=YP6YrbOBvlj0XY jeDgUm0KR6+X8IoKMlBrkC3D7gSfTE6QHSAPFflnB3FFDHqOH6fyQDdFNIX2ko8c2WNZc0CJuLvxL /tzCkJaWI3OLMIkq2td/muXSpT/cSU6EtDuas4ZsvPEmEnDrOns5JJZtCvnvhIhfUspk25k5qp+Np lUiLZe7IIUsVO/vHYcTUbIYXlYDR24xozf7KDp7ps5oBsqk7VK1bEiyq7x61MYpCcc3gOSzX6JKrk T3wycX+GKQZtR7u1bSNxye6T0DEJo0JdYWgC4DGZES6haDAL19u38M5x6Lpy8/CtErFXI9AcL2U2v ISlMwpwN7nmIPXH5KYag==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1opZ8A-00DaYX-R0; Mon, 31 Oct 2022 18:03:26 +0000 Received: from mail-pg1-x52f.google.com ([2607:f8b0:4864:20::52f]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1opZ87-00DaW9-CR for linux-phy@lists.infradead.org; Mon, 31 Oct 2022 18:03:24 +0000 Received: by mail-pg1-x52f.google.com with SMTP id s196so11364063pgs.3 for ; Mon, 31 Oct 2022 11:03:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=i6bI2G8GIEEo0BDFgcfeWu7FnSciJmuXXXHS3QIkOfs=; b=GYLJ5dP9svMb4OtR4ddpG8ce6S4fq7m1mFNIV2Ttl46seLZqlFPwVeur7n5+ITO7Zg KgqlWPxuwvQ5CGGszgRz4BEOR8YmmcO2+e7aYai4ULMxdjndxV/F7WDcAjmii+2u03ng Ksg3Yx0yRUBnaBsk08DyNOKRxkexeJV3QuIjNJsmvBK64fideKnrc2959ouxzz4mNSy0 E1dsNDvdjTCV8U/JJFK1NtBSppUIjz8Q/zrg3Zw258BkkO2t0IWP1x3tFuYnaQ+ZBDU9 TV0YDyYvi/rH8MslglzzF+0gNh3JSFCa/h2ffTxJUDH+GkAgV+4KJ7lcmpu7K1Q9jKCu yF+A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=i6bI2G8GIEEo0BDFgcfeWu7FnSciJmuXXXHS3QIkOfs=; b=h1rqTcJgyd5QYdVruoeJyk4LUOneyKLB7ypnaicB1b0nJUhcTWga7kJmGkPNbqCWvl ejGhADJLB6GPnv0RLDqVm7AV7CMNsbxL8ac8OaiFZTPzBPIpPZQ4hWkIlvyBJINPrcw4 5A48MOh8AzRPpZHGeDpsdcIfrqnNV9Q9LxuAGhbIVK2gCYujK2c6sIvFk5r3Y/3LQDG8 8+/t6YakdEqqUqR1ZTnUEL/gwb070qTDuOctaop2aA2Vv+dg6AVMHGUElXxHQi9SRMP6 eQqW/7n8/WzN/3tyCBbN3gj6QycKhCnBppCE5lT0LXNy0usD4LAnMdupHrjbNnKUsrBh mbcA== X-Gm-Message-State: ACrzQf2opOjQh516i2a4SZR97xFYrFti8aQdsZZIOqUlPUds9+0Ct3WM s2HxtK4s3S/9omx1MblGOaHS X-Google-Smtp-Source: AMsMyM7eDqp0MAJayBElp6vKNbseMAqO0uaRkOgHaD0JYIbuqiBn6QFTcqJXxhIc+evWMRMYKnLVqw== X-Received: by 2002:a65:6148:0:b0:458:88cd:f46 with SMTP id o8-20020a656148000000b0045888cd0f46mr13451082pgv.303.1667239402882; Mon, 31 Oct 2022 11:03:22 -0700 (PDT) Received: from localhost.localdomain ([117.193.209.221]) by smtp.gmail.com with ESMTPSA id q14-20020a170902a3ce00b00186c6d2e7e3sm4742224plb.26.2022.10.31.11.03.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Oct 2022 11:03:19 -0700 (PDT) From: Manivannan Sadhasivam To: martin.petersen@oracle.com, jejb@linux.ibm.com, andersson@kernel.org, vkoul@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: konrad.dybcio@somainline.org, robh+dt@kernel.org, quic_cang@quicinc.com, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, linux-scsi@vger.kernel.org, dmitry.baryshkov@linaro.org, ahalaney@redhat.com, Manivannan Sadhasivam Subject: [PATCH v2 06/15] dt-bindings: ufs: Add "max-device-gear" property for UFS device Date: Mon, 31 Oct 2022 23:32:08 +0530 Message-Id: <20221031180217.32512-7-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221031180217.32512-1-manivannan.sadhasivam@linaro.org> References: <20221031180217.32512-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221031_110323_438144_2D98016F X-CRM114-Status: UNSURE ( 9.26 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org The maximum gear supported by the UFS device can be specified using the "max-device-gear" property. This allows the UFS controller to configure the TX/RX gear before starting communication with the UFS device. Signed-off-by: Manivannan Sadhasivam --- Documentation/devicetree/bindings/ufs/ufs-common.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/ufs/ufs-common.yaml b/Documentation/devicetree/bindings/ufs/ufs-common.yaml index 47a4e9e1a775..5dcd14909ad5 100644 --- a/Documentation/devicetree/bindings/ufs/ufs-common.yaml +++ b/Documentation/devicetree/bindings/ufs/ufs-common.yaml @@ -73,6 +73,11 @@ properties: description: Specifies max. load that can be drawn from VCCQ2 supply. + max-device-gear: + description: + Specifies max. gear the UFS device supports. + enum: [1, 2, 3, 4, 5] + dependencies: freq-table-hz: [ 'clocks' ]