linux-kernel - Re: [PATCH v6 2/5] i2c: npcm: Remove own slave addresses 2:10

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Message-ID: <YqEAbm2T5zKmk/Nw@kunai>
Date:   Wed, 8 Jun 2022 22:02:54 +0200
From:   Wolfram Sang <wsa@...nel.org>
To:     Tyrone Ting <warp5tw@...il.com>
Cc:     avifishman70@...il.com, tmaimon77@...il.com, tali.perry1@...il.com,
        venture@...gle.com, yuenn@...gle.com, benjaminfair@...gle.com,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        andriy.shevchenko@...ux.intel.com, jarkko.nikula@...ux.intel.com,
        semen.protsenko@...aro.org, jie.deng@...el.com, jsd@...ihalf.com,
        sven@...npeter.dev, lukas.bulwahn@...il.com, olof@...om.net,
        arnd@...db.de, tali.perry@...oton.com, Avi.Fishman@...oton.com,
        tomer.maimon@...oton.com, KWLIU@...oton.com, JJLIU0@...oton.com,
        kfting@...oton.com, openbmc@...ts.ozlabs.org,
        linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 2/5] i2c: npcm: Remove own slave addresses 2:10

On Wed, May 25, 2022 at 11:23:38AM +0800, Tyrone Ting wrote:
> From: Tali Perry <tali.perry1@...il.com>
> 
> NPCM can support up to 10 own slave addresses. In practice, only one
> address is actually being used. In order to access addresses 2 and above,
> need to switch register banks. The switch needs spinlock.
> To avoid using spinlock for this useless feature removed support of SA >=
> 2. Also fix returned slave event enum.
> 
> Remove some comment since the bank selection is not required. The bank
> selection is not required since the supported slave addresses are reduced.
> 
> Fixes: 56a1485b102e ("i2c: npcm7xx: Add Nuvoton NPCM I2C controller driver")
> Signed-off-by: Tali Perry <tali.perry1@...il.com>
> Signed-off-by: Tyrone Ting <kfting@...oton.com>

Applied to for-next, thanks!


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