linux-kernel - Re: [RFC PATCH] mmc: sdhci-pxav3: set NEED_RSP

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Message-Id: <D8DEEUPB16WF.154Y3AEPXT4L1@matfyz.cz>
Date: Tue, 11 Mar 2025 12:25:56 +0100
From: "Karel Balej" <balejk@...fyz.cz>
To: "Adrian Hunter" <adrian.hunter@...el.com>,
        "Ulf Hansson"
 <ulf.hansson@...aro.org>
Cc: <phone-devel@...r.kernel.org>, <~postmarketos/upstreaming@...ts.sr.ht>,
        Duje Mihanović <duje.mihanovic@...le.hr>,
        <stable@...r.kernel.org>, "linux-mmc" <linux-mmc@...r.kernel.org>,
        "LKML"
 <linux-kernel@...r.kernel.org>,
        "Daniel Mack" <daniel@...que.org>,
        "Haojian
 Zhuang" <haojian.zhuang@...il.com>,
        "Robert Jarzmik"
 <robert.jarzmik@...e.fr>,
        "Jisheng Zhang" <jszhang@...nel.org>,
        "linux-arm-kernel@...ts.infradead.org"
 <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [RFC PATCH] mmc: sdhci-pxav3: set NEED_RSP_BUSY capability

Adrian Hunter, 2025-03-11T09:34:28+02:00:
> On 10/03/25 16:07, Karel Balej wrote:
>> Set the MMC_CAP_NEED_RSP_BUSY capability for the sdhci-pxav3 host to
>> prevent conversion of R1B responses to R1. Without this, the eMMC card
>> in the samsung,coreprimevelte smartphone using the Marvell PXA1908 SoC
>
> So that SoC is from 2015?

Rather at least 2014 as that's the release year of the phone.

> Is there anything more recent using this driver?

Looking at the in-tree DTs using the compatibles offered by it, it seems
that not really.

K. B.