[PATCH] soc: rockchip: disable jtag switching for RK3128 SoCs

Heiko Stuebner heiko at sntech.de
Mon Mar 5 06:42:11 PST 2018

Hi Shawn,

Am Montag, 5. März 2018, 15:39:04 CET schrieb Shawn Lin:
> On 2018/3/2 20:20, Heiko Stuebner wrote:
> > From: Xiao Yao <xiaoyao at rock-chips.com>
> > 
> > Disable IO function switching between sdmmc and jtag
> > for RK3128 SoCs.
> > 
> I acked this on the vendor kernel tree, so FWIW:
> Reviewed-by: Shawn Lin <shawn.lin at rock-chips.com>
> Hope this is one of the final patches for that, as I would
> revive IO function switching between sdmmc and jtag for newer
> SoCs after addressing the problem from HW level.

the main problem we had with that was that the  mmc-subsystem
somehow definitly didn't like it when the controller pins where pulled
out from under it on card eject.

But of course, if you can get this solved by hw somehow, that
would be pretty cool :-)


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