Re: [PATCH 1/4 v4] drivers: create a pin control subsystem

[Sascha Hauer]

On Thu, Aug 25, 2011 at 01:58:12PM +0200, Linus Walleij wrote:
> On Thu, Aug 25, 2011 at 1:04 PM, Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> wrote:
> 
> > Not really. UART2_CTS can't be routed to arbitrary pads, but it can be
> > routed to more than one pad:
> >
> > #define _MX51_PAD_EIM_D16__UART2_CTS            IOMUX_PAD(0x3f0, 0x5c, 3, 0x0000, 0, 0)
> > #define _MX51_PAD_EIM_D25__UART2_CTS            IOMUX_PAD(0x414, 0x80, 4, 0x0000, 0, 0)
> > #define _MX51_PAD_USBH1_DATA0__UART2_CTS        IOMUX_PAD(0x688, 0x288, 1, 0x0000, 0, 0)
> 
> Aha!
> 
> Is it typically a few pads like this, say 2,3,4 alternatives,
> sometimes just one?
> 
> So the actual relation is not 1..1 nor 1...* but 1..<a few>?

Yes.

Sascha

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