linux-kernel - Re: [PATCH v8 07/10] phy: qualcomm: eusb2-repeater: Migrate to devm_spmi_subdevice_alloc_and

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Message-ID: <aXCClgUXYJPEpVbE@vaman>
Date: Wed, 21 Jan 2026 13:09:02 +0530
From: Vinod Koul <vkoul@...nel.org>
To: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: jic23@...nel.org, dlechner@...libre.com, nuno.sa@...log.com,
	andy@...nel.org, arnd@...db.de, gregkh@...uxfoundation.org,
	srini@...nel.org, neil.armstrong@...aro.org, sre@...nel.org,
	sboyd@...nel.org, krzk@...nel.org,
	dmitry.baryshkov@....qualcomm.com, quic_wcheng@...cinc.com,
	melody.olvera@....qualcomm.com, quic_nsekar@...cinc.com,
	ivo.ivanov.ivanov1@...il.com, abelvesa@...nel.org,
	luca.weiss@...rphone.com, konrad.dybcio@....qualcomm.com,
	mitltlatltl@...il.com, krishna.kurapati@....qualcomm.com,
	linux-arm-msm@...r.kernel.org, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-phy@...ts.infradead.org,
	linux-pm@...r.kernel.org, kernel@...labora.com,
	Abel Vesa <abel.vesa@...aro.org>
Subject: Re: [PATCH v8 07/10] phy: qualcomm: eusb2-repeater: Migrate to
 devm_spmi_subdevice_alloc_and_add()

On 14-01-26, 10:27, AngeloGioacchino Del Regno wrote:
> Some Qualcomm PMICs integrate an USB Repeater device, used to
> convert between eUSB2 and USB 2.0 signaling levels, reachable
> in a specific address range over SPMI.
> 
> Instead of using the parent SPMI device (the main PMIC) as a kind
> of syscon in this driver, register a new SPMI sub-device for EUSB2
> and initialize its own regmap with this sub-device's specific base
> address, retrieved from the devicetree.
> 
> This allows to stop manually adding the register base address to
> every R/W call in this driver, as this can be, and is now, handled
> by the regmap API instead.

Acked-by: Vinod Koul <vkoul@...nel.org>


-- 
~Vinod