[PATCH linux dev-5.2 4/5] mmc: sdhci-of-aspeed: Allow max-frequency limitation of SDCLK

Joel Stanley joel at jms.id.au
Mon Sep 2 10:39:37 AEST 2019


On Fri, 30 Aug 2019 at 09:02, Andrew Jeffery <andrew at aj.id.au> wrote:
>
> Add a get_max_clock() handler to sdhci-of-aspeed to report f_max as the
> maximum clock rate if it is set. This enables artificial limitation of
> the bus speed via max-frequency in the devicetree for e.g. the AST2600
> evaluation board where I am seeing errors at 200MHz.
>
> Signed-off-by: Andrew Jeffery <andrew at aj.id.au>

Reviewed-by: Joel Stanley <joel at jms.id.au>


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