[PATCH v5] bus: imx-weim: support CS GPR configuration
Philippe De Muyter
phdm at macq.eu
Mon Feb 24 03:25:23 EST 2014
On Mon, Feb 24, 2014 at 10:04:59AM +0800, Shawn Guo wrote:
> On Tue, Feb 18, 2014 at 02:41:06PM +0800, Shawn Guo wrote:
> > For imx50-weim and imx6q-weim type of devices, there might a WEIM CS
> > space configuration register in General Purpose Register controller,
> > e.g. IOMUXC_GPR1 on i.MX6Q.
> > Depending on which configuration of the following 4 is chosen for given
> > system, IOMUXC_GPR1[11:0] should be set up as 05, 033, 0113 or 01111
> > correspondingly.
> > CS0(128M) CS1(0M) CS2(0M) CS3(0M)
> > CS0(64M) CS1(64M) CS2(0M) CS3(0M)
> > CS0(64M) CS1(32M) CS2(32M) CS3(0M)
> > CS0(32M) CS1(32M) CS2(32M) CS3(32M)
> > The patch creates a function for such type of devices, which scans
> > 'ranges' property of WEIM node and build the GPR value incrementally.
> > Thus the WEIM CS GPR can be set up automatically at boot time.
> > Signed-off-by: Shawn Guo <shawn.guo at linaro.org>
> Any further comments? Or can I have your Reviewed-by or Tested-by tag?
Yep, sorry. of course :
Reviewed-by: Philippe De Muyter <phdm at macqel.be>
Tested-by: Philippe De Muyter <phdm at macqel.be>
And also a 'thank you, Shawn'
Philippe De Muyter +32 2 6101532 Macq SA rue de l'Aeronef 2 B-1140 Bruxelles
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