Messages in this thread | | | From | Fabio Estevam <> | Date | Wed, 19 Feb 2020 09:48:35 -0300 | Subject | Re: [PATCH] ARM: dts: imx7-colibri: Fix frequency for sd/mmc |
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Hi Oleksandr,
On Wed, Feb 19, 2020 at 8:57 AM Oleksandr Suvorov <oleksandr.suvorov@toradex.com> wrote: > > SD/MMC on Colibri iMX7S/D modules successfully support > 200Mhz frequency in HS200 mode.
s/Mhz/MHz
> > Removing the unnecessary max-frequency limit significantly > increases the performance: > > == before fix ==== > root@colibri-imx7-emmc:~# hdparm -t /dev/mmcblk0 > /dev/mmcblk0: > Timing buffered disk reads: 252 MB in 3.02 seconds = 83.54 MB/sec > ================== > > === after fix ==== > root@colibri-imx7-emmc:~# hdparm -t /dev/mmcblk0 > /dev/mmcblk0: > Timing buffered disk reads: 408 MB in 3.00 seconds = 135.94 MB/sec > ==================
Nice improvement :-)
> > Fixes: f928a4a377e4 ("ARM: dts: imx7: add Toradex Colibri iMX7D > 1GB (eMMC) support")
Please keep the Fixes tag in a single line.
Reviewed-by: Fabio Estevam <festevam@gmail.com>
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