Message ID | 1482385788-7187-1-git-send-email-moritz.fischer@ettus.com |
---|---|
State | New |
Headers | show |
On 22.12.2016 06:49, Moritz Fischer wrote: > From: Moritz Fischer <mdf@kernel.org> > > The Zynq Ultrascale MP uses version 1.4 of the Cadence IP core > which fixes some silicon bugs that needed software workarounds > in Version 1.0 that was used on Zynq systems. > > Signed-off-by: Moritz Fischer <mdf@kernel.org> > Cc: Michal Simek <michal.simek@xilinx.com> > Cc: Sören Brinkmann <soren.brinkmann@xilinx.com> > Cc: U-Boot List <u-boot@lists.denx.de> > Cc: Rob Herring <robh+dt@kernel.org> > --- > > Hi Michal, > > I think this is a slip up and should be r1p14 for > Ultrascale ZynqMP. drivers/i2c/i2c-cadence.c already uses this. > I Cc'd the u-boot list, because the same change would be required there. > > Cheers, > > Moritz > > --- > arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi > index 68a90833..a5a5f91 100644 > --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi > +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi > @@ -175,7 +175,7 @@ > }; > > i2c0: i2c@ff020000 { > - compatible = "cdns,i2c-r1p10"; > + compatible = "cdns,i2c-r1p14"; I was checking this internally and p10 is doing something what p14 doesn't need to do. That's why this should be compatible = "cdns,i2c-r1p14", "cdns,i2c-r1p10"; The same of course for u-boot where also p14 should be added to the driver. Thanks, Michal
Hi Michal, On Wed, Dec 21, 2016 at 11:35 PM, Michal Simek <michal.simek@xilinx.com> wrote: > compatible = "cdns,i2c-r1p14", "cdns,i2c-r1p10"; I keep getting that wrong .. .damn ... :) Will resubmit. > The same of course for u-boot where also p14 should be added to the driver. Yeah, I realized that part after submitting... Thanks
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi index 68a90833..a5a5f91 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi +++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi @@ -175,7 +175,7 @@ }; i2c0: i2c@ff020000 { - compatible = "cdns,i2c-r1p10"; + compatible = "cdns,i2c-r1p14"; status = "disabled"; interrupt-parent = <&gic>; interrupts = <0 17 4>; @@ -185,7 +185,7 @@ }; i2c1: i2c@ff030000 { - compatible = "cdns,i2c-r1p10"; + compatible = "cdns,i2c-r1p14"; status = "disabled"; interrupt-parent = <&gic>; interrupts = <0 18 4>;