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Date: Wed, 2 Aug 2017 21:04:27 +0200
From: Wolfram Sang <wsa@the-dreams.de>
To: Biju Das <biju.das@bp.renesas.com>
Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>,
        "linux-renesas-soc@vger.kernel.org"
        <linux-renesas-soc@vger.kernel.org>,
        Simon Horman <horms@verge.net.au>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
        "linux-mmc-owner@vger.kernel.org" <linux-mmc-owner@vger.kernel.org>
Subject: Re: [PATCH 4/4] mmc: sdhi: use maximum width for the sdbuf register
Message-ID: <20170802190427.GA1474@katana>
References: <20170630105649.16137-1-wsa+renesas@sang-engineering.com>
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> I am having issues with this patch(commitid:-785b215250310c690142abb1bdbb0767b8487c49)
> on iWave RZ/G1M board which is identical to R-Car M2.

Uh, that's bad. Let's see, can you print out the bus_shift variable?

Like this

	pr_info("bus_width: %u\n", host->bus_shift);

before this line?

> > +renesas_sdhi_sdbuf_width(host, enable ? (16 << host->bus_shift) : 16);

Thanks,

   Wolfram


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