linux-kernel - Re: [PATCH v2] i2c: stm32f7: do not backup read-only PECR register

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Message-ID: <20200313141818.GB1852@ninjato>
Date:   Fri, 13 Mar 2020 15:18:18 +0100
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Alain Volmat <alain.volmat@...com>
Cc:     pierre-yves.mordret@...com, alexandre.torgue@...com,
        linux-i2c@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        fabrice.gasnier@...com
Subject: Re: [PATCH v2] i2c: stm32f7: do not backup read-only PECR register

On Tue, Mar 10, 2020 at 12:58:41PM +0100, Alain Volmat wrote:
> The PECR register provides received packet computed PEC value. 
> It makes no sense restoring its value after a reset, and anyway,
> as read-only register it cannot be restored.
> 
> Fixes: ea6dd25deeb5 ("i2c: stm32f7: add PM_SLEEP suspend/resume support")
> Signed-off-by: Alain Volmat <alain.volmat@...com>
> Reviewed-by: Pierre-Yves MORDRET <pierre-yves.mordret@...com>

Applied to for-next, thanks!


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