From: "Alim Akhtar" <alim.akhtar@samsung.com>
To: "'Ram Kumar Dwivedi'" <quic_rdwivedi@quicinc.com>,
<avri.altman@wdc.com>, <bvanassche@acm.org>, <robh@kernel.org>,
<krzk+dt@kernel.org>, <conor+dt@kernel.org>, <mani@kernel.org>,
<James.Bottomley@HansenPartnership.com>,
<martin.petersen@oracle.com>
Cc: <linux-scsi@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <linux-arm-msm@vger.kernel.org>,
"'Nitin Rawat'" <quic_nitirawa@quicinc.com>
Subject: RE: [PATCH V6 3/4] ufs: pltfrm: Add DT support to limit HS gear and gear rate
Date: Thu, 18 Sep 2025 10:50:42 +0530 [thread overview]
Message-ID: <06fc01dc285b$fcb77a10$f6266e30$@samsung.com> (raw)
In-Reply-To: <20250917140933.2042689-4-quic_rdwivedi@quicinc.com>
> -----Original Message-----
> From: Ram Kumar Dwivedi <quic_rdwivedi@quicinc.com>
> Sent: Wednesday, September 17, 2025 7:40 PM
> To: alim.akhtar@samsung.com; avri.altman@wdc.com; bvanassche@acm.org;
> robh@kernel.org; krzk+dt@kernel.org; conor+dt@kernel.org; mani@kernel.org;
> James.Bottomley@HansenPartnership.com; martin.petersen@oracle.com
> Cc: linux-scsi@vger.kernel.org; devicetree@vger.kernel.org; linux-
> kernel@vger.kernel.org; linux-arm-msm@vger.kernel.org; Nitin Rawat
> <quic_nitirawa@quicinc.com>
> Subject: [PATCH V6 3/4] ufs: pltfrm: Add DT support to limit HS gear and
gear
> rate
>
> Introduce parsing of 'limit-hs-gear' and 'limit-gear-rate'
> device tree properties to restrict high-speed gear and rate during
initialization.
>
> This is useful in cases where the customer board may have signal
integrity, clock
> configuration or layout issues that prevent reliable operation at higher
gears.
> Such limitations are especially critical in those platforms, where
stability is
> prioritized over peak performance.
>
> Co-developed-by: Nitin Rawat <quic_nitirawa@quicinc.com>
> Signed-off-by: Nitin Rawat <quic_nitirawa@quicinc.com>
> Signed-off-by: Ram Kumar Dwivedi <quic_rdwivedi@quicinc.com>
> ---
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
next prev parent reply other threads:[~2025-09-18 5:20 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-17 14:09 [PATCH V6 0/4] Add DT-based gear and rate limiting support Ram Kumar Dwivedi
2025-09-17 14:09 ` [PATCH V6 1/4] ufs: dt-bindings: Document gear and rate limit properties Ram Kumar Dwivedi
2025-09-18 5:18 ` Alim Akhtar
2025-09-17 14:09 ` [PATCH V6 2/4] ufs: ufs-qcom: Remove redundant re-assignment to hs_rate Ram Kumar Dwivedi
2025-09-17 14:09 ` [PATCH V6 3/4] ufs: pltfrm: Add DT support to limit HS gear and gear rate Ram Kumar Dwivedi
2025-09-18 5:20 ` Alim Akhtar [this message]
2025-09-17 14:09 ` [PATCH V6 4/4] ufs: ufs-qcom: Add support for limiting HS gear and rate Ram Kumar Dwivedi
2025-09-18 5:21 ` Alim Akhtar
2025-09-25 2:30 ` [PATCH V6 0/4] Add DT-based gear and rate limiting support Martin K. Petersen
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