[lkml]   [2019]   [Jun]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH v13 3/3] dt-bindings: mfd: Document Renesas R-Car Gen3 RPC-IF controller bindings
On 6/6/19 9:40 AM, wrote:

> RPC-IF works either in SPI or HyperFlash is decided by external hardware
> pins
> configuration and it can NOT switch it's operation mode in the run time.
> This is not like my understanding of MFD.

Which external hardware pins decide the RPC configuration ?

It seems to me like PHYCNT register, PHYMEM bitfield, selects what
device is connected, and then a couple of other bits control the
communication, but I see nothing which would be tied to any external
configuration pins.


Best regards,
Marek Vasut

 \ /
  Last update: 2019-06-18 14:02    [W:0.047 / U:10.280 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site