From patchwork Sat Oct 29 14:16:24 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 13024658 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 BD676C38A02 for ; Sat, 29 Oct 2022 14:17:22 +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=kJYL9UsVR3J9l3GLcK6TfrSAGX3pbbUEKb9+sqBjAJs=; b=MiDycaBZU7Zgjk KsEb+1Tsf+JF4zFWj1EbjpyDoxDRbaNwRa/emEUNdErQqbHdSkFy0e3enNucyNQ6HncABvV47gQPu Tp5oJwBKr1diHeMIgUp/bTPSD1yxDM0pj0DCpmjhsvyyPhGKTNfj5gyrufdm7pV5Q9MDifdatWdpl 9Pdrpmwz0L5rB8Dvapuw1b//A05CYNhl8ibZkk4SjlTBj1BZqVfvS0+Dg/KAaGuZeFLTxeBHdh8mr rbALHShw+U7UfBtifRRzcxThaqc49xZDeHoBdGp2pkDwphWQ1DveRxqH+bBjwEk1iuK9Z0LZDUYQ3 pZ568XNM4+vL8M9ESGWw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oomeH-006UDJ-Uz; Sat, 29 Oct 2022 14:17:21 +0000 Received: from mail-pj1-x102a.google.com ([2607:f8b0:4864:20::102a]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oomeE-006UBt-S8 for linux-phy@lists.infradead.org; Sat, 29 Oct 2022 14:17:20 +0000 Received: by mail-pj1-x102a.google.com with SMTP id b11so6945153pjp.2 for ; Sat, 29 Oct 2022 07:17:16 -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=EXACZbDW7apLefN1TlPN3pFLWjPl4KvU3572LcUxyOo=; b=WQmci7+CXSW6GQ3YZTtOI6wcAHK8ZOSTP+1U4l0Ok+7yrr82esT3H1HiUJZrjVx2yy 9nfrnV0qL1ebiTDJRX886/fIPM1lDsO52NsEboppfir0n416j8YuHqNfz7x90T1u8Tef NoWJmWgAz6Toqlu7Dr2HJP+GB7m3Wq9Qvwwc+PpzsWC5PN4RK0FRHQm1IVsIYQxZrHzQ 4Gzw9pTYj+VLHFyuQ9SXaR1OEWXzKD8o7gubW4BiRbLSB06I4aO2jRYVrEAYcMY20IF6 lMoh2TTik1Qv8sTqF1qy6MIGwI7/OeyOzcm0x/njrF+JDVhng5cfwjlNpcdfrZGZBQzr 855g== 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=EXACZbDW7apLefN1TlPN3pFLWjPl4KvU3572LcUxyOo=; b=tvu15c1StIJroy9ZAAI8bQ22q0lpc4TmLalq2nsEG+XOdes7h/7an/CAHUOtg7NzJ8 ACoBNIhipPnuYzK7mqQw43T8AwfTKi8M5NhZGxFY8IQdqGYwxZdAu3Ln2FcORRhh2BDH VwvzVHBIOU0fSR83Hw3j+iZ1IHieCfxGqIrDKsfF0hkqSdQ4TqqlrIwnmZBzFIE1era2 b3DGSctdNI7u6RMohf2niT4YD9UA3ZAB48AB1o4oMWgRvc+qsYa4HW9i3lcIDm0LQ3yH 7xOM/ggKSggz7ezWglBBtqTXbI/vqwZDqGCpblav4jFX4HW1GTVaOTVOO4ARFrgN+XQ0 NpbA== X-Gm-Message-State: ACrzQf2xUrEv0O40hcJfLZopzw/hwroKYA5Tz3lSuotZzUrgcPOadKe6 aMAtLci/Df0A2Uzay5nUWF6m X-Google-Smtp-Source: AMsMyM50JY5Z6mFdet8Gu9aa/pUSRGPLlALcaZIKANvKk5YfmmdIGuO+UMd43hf17ma1Hx7OMWc2sQ== X-Received: by 2002:a17:902:aa84:b0:185:480a:85b6 with SMTP id d4-20020a170902aa8400b00185480a85b6mr4571563plr.170.1667053035929; Sat, 29 Oct 2022 07:17:15 -0700 (PDT) Received: from localhost.localdomain ([117.193.208.18]) by smtp.gmail.com with ESMTPSA id u4-20020a170902e5c400b001866049ddb1sm1370157plf.161.2022.10.29.07.17.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 29 Oct 2022 07:17:15 -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, Manivannan Sadhasivam Subject: [PATCH 06/15] dt-bindings: ufs: Add "max-gear" property for UFS device Date: Sat, 29 Oct 2022 19:46:24 +0530 Message-Id: <20221029141633.295650-7-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221029141633.295650-1-manivannan.sadhasivam@linaro.org> References: <20221029141633.295650-1-manivannan.sadhasivam@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221029_071718_925805_92E9E05C X-CRM114-Status: UNSURE ( 9.08 ) 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-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 Reviewed-by: Rob Herring --- 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..591a9bc3b99c 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-gear: + description: + Specifies max. gear the UFS device supports. + enum: [1, 2, 3, 4, 5] + dependencies: freq-table-hz: [ 'clocks' ]