On Mon, 2014-03-10 at 12:58PM +0100, Michal Simek wrote:
> On 03/10/2014 11:56 AM, Mark Rutland wrote:
> > On Sun, Mar 09, 2014 at 02:57:16AM +0000, Punnaiah Choudary Kalluri wrote:
> >> Added EDAC support for reporting the ecc errors of zynq ddr controller.
> >> The ddr ecc controller corrects single bit errors and detects double bit
> >> errors
> >>
> >> Signed-off-by: Punnaiah Choudary Kalluri <punn...@xilinx.com>
> >> ---
> >> .../devicetree/bindings/edac/zynq_edac.txt | 18 +
> >> drivers/edac/Kconfig | 7 +
> >> drivers/edac/Makefile | 1 +
> >> drivers/edac/zynq_edac.c | 613
> >> ++++++++++++++++++++
> >> 4 files changed, 639 insertions(+), 0 deletions(-)
> >> create mode 100644 Documentation/devicetree/bindings/edac/zynq_edac.txt
> >> create mode 100644 drivers/edac/zynq_edac.c
> >>
> >> diff --git a/Documentation/devicetree/bindings/edac/zynq_edac.txt
> >> b/Documentation/devicetree/bindings/edac/zynq_edac.txt
> >> new file mode 100644
> >> index 0000000..c21ff83
> >> --- /dev/null
> >> +++ b/Documentation/devicetree/bindings/edac/zynq_edac.txt
> >> @@ -0,0 +1,18 @@
> >> +Zynq EDAC driver, it does reports the DDR ECC single bit errors that are
> >> +corrected and double bit ecc errors that are detected by the DDR ECC
> >> controller.
> >> +ECC support for DDR is available in half-bus width(16 bit) configuration
> >> only.
> >> +
> >> +Required properties:
> >> +- compatible: Should be "xlnx,ps7-ddrc" or "xlnx,ps7-ddrc-1.00.a"
> >
> > Is this an or or a xor?
>
> Compatible string should be just xlnx,zynq-ddrc-1.00.a.
> Nothing with ps7.
Isn't this vendor IP? IMHO, this should be something completely
different. Or if you want some Zynq-specific compat string it should
refer to an actual version string associated with Zynq. 1.00.a is not,
AFAIK.
Sören
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