netdev - Re: [PATCH net-next] ptp: clockmatrix: use rsmu driver to access i2c/spi bus

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Message-ID: <20210923083032.093c3859@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Thu, 23 Sep 2021 08:30:32 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     <min.li.xe@...esas.com>
Cc:     <richardcochran@...il.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <lee.jones@...aro.org>
Subject: Re: [PATCH net-next] ptp: clockmatrix: use rsmu driver to access
 i2c/spi bus

On Wed, 22 Sep 2021 09:57:14 -0400 min.li.xe@...esas.com wrote:
> From: Min Li <min.li.xe@...esas.com>
> 
> rsmu (Renesas Synchronization Management Unit ) driver is located in
> drivers/mfd and responsible for creating multiple devices including
> clockmatrix phc, which will then use the exposed regmap and mutex
> handle to access i2c/spi bus.

Does not build on 32 bit. You need to use division helpers.