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Re: drivers/tty/serial/max310x doesn't support latest UART revision of MAX14830

From Greg KH <gregkh@linuxfoundation.org>
Newsgroups linux.kernel
Subject Re: drivers/tty/serial/max310x doesn't support latest UART revision of MAX14830
Date 2016-10-19 16:40 +0200
Message-ID <su0cb-2v4-101@gated-at.bofh.it> (permalink)
References <su0cb-2v4-103@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Wed, Oct 19, 2016 at 10:25:41AM +0200, Roberto Sara wrote:
> Kernel 4.4.22

That's pretty old and obsolete, can you try 4.8?

> MAX310x_REV_MASK has a value of 0xfc which only allows for UART revisions of
> 0xb0 to 0xb3.
> 
> The latest MAX14830 UARTS have revision number 0xb4.  The data sheet only
> states that revisions start at 0xb0.
> 
> I suggest a change of MAX310x_REV_MASK to 0xf8, which will allow revisions up
> to 0xb7

Great, can you send a patch that you have tested to work properly?

thanks,

greg k-h

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Re: drivers/tty/serial/max310x doesn't support latest UART revision  of MAX14830 Greg KH <gregkh@linuxfoundation.org> - 2016-10-19 16:40 +0200
  Re: drivers/tty/serial/max310x doesn't support latest UART revision  of MAX14830 Greg KH <gregkh@linuxfoundation.org> - 2016-10-19 17:20 +0200

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