From: Sascha Hauer <s.hauer@pengutronix.de>
To: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Barebox List <barebox@lists.infradead.org>
Subject: Re: [PATCH 8/8] mci: imx-esdhc: Add layerscape support
Date: Tue, 12 Feb 2019 09:42:47 +0100 [thread overview]
Message-ID: <20190212084247.5m3zbxpbg5pw2v2m@pengutronix.de> (raw)
In-Reply-To: <CAHQ1cqHdBOn_pkzfuWVk6rVZjiUOgn3iBnNvcURsqe1TBjcXug@mail.gmail.com>
On Wed, Feb 06, 2019 at 05:02:37PM -0800, Andrey Smirnov wrote:
> > /*
> > * The IP has errata ERR004536
> > @@ -612,6 +614,10 @@ static int esdhc_init(struct mci_host *mci, struct device_d *dev)
> > /* RSTA doesn't reset MMC_BOOT register, so manually reset it */
> > esdhc_write32(host, SDHCI_MMC_BOOT, 0);
> >
> > + /* Enable cache snooping */
> > + if (host->socdata->flags & ESDHC_FLAG_CACHE_SNOOPING)
> > + esdhc_write32(host, 0x40c, 0x40);
>
> I think importing ESDHC_DMA_SYSCTL and ESDHC_DMA_SNOOP from Linux and
> using them instead of magic number would improve readability. Also,
> should this be esdhc_setbits32() instead esdhc_write32() to avoid
> clearing other, unrelated, bits?
Ok, did that.
Sascha
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prev parent reply other threads:[~2019-02-12 8:42 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-06 7:49 [PATCH 0/8] MMC: esdhc: Add Layerscape support Sascha Hauer
2019-02-06 7:49 ` [PATCH 1/8] mci: imx-esdhc: Do not reset twice Sascha Hauer
2019-02-06 7:49 ` [PATCH 2/8] mci: imx-esdhc: use dev_id Sascha Hauer
2019-02-06 7:49 ` [PATCH 3/8] mci: imx-esdhc: move platform_data Sascha Hauer
2019-02-06 7:49 ` [PATCH 4/8] mci: imx-esdhc: make clkidx configurable Sascha Hauer
2019-02-06 7:49 ` [PATCH 5/8] mci: imx-esdhc: remove unnecessary include Sascha Hauer
2019-02-06 7:49 ` [PATCH 6/8] mci: imx-esdhc: implement static inline io wrappers Sascha Hauer
2019-02-07 0:55 ` Andrey Smirnov
2019-02-07 7:56 ` Sascha Hauer
2019-02-06 7:49 ` [PATCH 7/8] mci: imx-esdhc: Add bigendian register access support Sascha Hauer
2019-02-06 7:49 ` [PATCH 8/8] mci: imx-esdhc: Add layerscape support Sascha Hauer
2019-02-07 1:02 ` Andrey Smirnov
2019-02-12 8:42 ` Sascha Hauer [this message]
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