[PATCH v3 2/2] mmc: sdhci-brcmstb: Add ability to increase max clock rate for 72116b0

Florian Fainelli f.fainelli at gmail.com
Mon May 23 16:09:30 PDT 2022


On 5/20/22 11:31, Kamal Dasu wrote:
> The 72116B0 has improved SDIO controllers that allow the max clock
> rate to be increased from a max of 100MHz to a max of 150MHz. The
> driver will need to get the clock and increase it's default rate
> and override the caps register, that still indicates a max of 100MHz.
> The new clock will be named "sdio_freq" in the DT node's "clock-names"
> list. The driver will use a DT property, "clock-frequency", to
> enable this functionality and will get the actual rate in MHz
> from the property to allow various speeds to be requested.
> 
> Signed-off-by: Al Cooper <alcooperx at gmail.com>
> Signed-off-by: Kamal Dasu <kdasu.kdev at gmail.com>

Acked-by: Florian Fainelli <f.fainelli at gmail.com>
-- 
Florian



More information about the linux-arm-kernel mailing list