sdhci: SDCLK frequency change

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[ Please keep me in CC as I'm not subscribed to the list]

 Hello,

I enabled SDHCI_QUIRK2_PRESET_VALUE_BROKEN and tested the SDCLK
frequency change by running ‘echo “<freq>” >
/sys/kernel/debug/mmc0/clock’.

For this scenario, sdhci_set_clock() called twice from
sdhci_do_set_ios(). Why sdhci_set_clock() needs to be called twice,
any explanation?


-- 
Thanks,
Sekhar
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