From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: monish.chunara@oss.qualcomm.com, andersson@kernel.org,
konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org,
conor+dt@kernel.org
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org,
ulf.hansson@linaro.org, nitin.rawat@oss.qualcomm.com,
pradeep.pragallapati@oss.qualcomm.com,
komal.bajaj@oss.qualcomm.com, jsodhapa@qti.qualcomm.com
Subject: Re: [PATCH] arm64: dts: qcom: talos-evk: fix sdhc_2 vqmmc-supply for UHS-I mode
Date: Tue, 16 Jun 2026 14:01:26 +0200 [thread overview]
Message-ID: <8ae67f39-3faf-4db2-acab-ec7149215bb1@oss.qualcomm.com> (raw)
In-Reply-To: <20260609073509.2453273-1-mchunara@oss.qualcomm.com>
On 6/9/26 9:35 AM, monish.chunara@oss.qualcomm.com wrote:
> From: Monish Chunara <monish.chunara@oss.qualcomm.com>
>
> SD card is detected as SDHS instead of UHS-I because sdhc_2 was
> configured with vreg_s4a as vqmmc-supply, which cannot switch
> between 1.8V and 3.3V.
>
> Switch vqmmc-supply to vreg_l2a and update its voltage range to
> 1800000-2960000 uV to enable proper UHS-I signaling.
>
> Signed-off-by: Jaypal Sodhaparmar <jsodhapa@qti.qualcomm.com>
Incorrect s-o-b chain - is Jaypal the original author, perhaps?
Konrad
prev parent reply other threads:[~2026-06-16 12:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-09 7:35 [PATCH] arm64: dts: qcom: talos-evk: fix sdhc_2 vqmmc-supply for UHS-I mode monish.chunara
2026-06-09 8:31 ` Jie Gan
2026-06-16 12:01 ` Konrad Dybcio [this message]
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