Le Mon, 10 Feb 2014 12:40:44 +0400,
Alexander Shiyan <shc_work@xxxxxxx> a écrit :
> Понедельник, 10 февраля 2014, 9:33 +01:00 от Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>:
> > On Sat, Feb 08, 2014 at 06:26:41PM +0400, Alexander Shiyan wrote:
> > > Суббота, 8 февраля 2014, 15:16 +01:00 от Eric Bénard <eric@xxxxxxxxxx>:
> > > > Signed-off-by: Eric Bénard <eric@xxxxxxxxxx>
> > > > ---
> > > > arch/arm/dts/imx53.dtsi | 9 +++++++++
> > > > 1 file changed, 9 insertions(+)
> > > >
> > > > diff --git a/arch/arm/dts/imx53.dtsi b/arch/arm/dts/imx53.dtsi
> > > > index 678547c..91659b8 100644
> > > > --- a/arch/arm/dts/imx53.dtsi
> > > > +++ b/arch/arm/dts/imx53.dtsi
> > > > @@ -75,6 +75,15 @@
> > > > interrupt-parent = <&tzic>;
> > > > ranges;
> > > >
> > > > + sata: sata@10000000 {
> > > > + compatible = "fsl,imx53-ahci";
> > > > + reg = <0x10000000 0x1000>;
> > > > + interrupts = <28>;
> > > > + clocks = <&clks 173>, <&clks 5>, <&clks 188>;
> > > > + clock-names = "sata", "ahb", "per";
> > > > + status = "disabled";
> > > > + };
> > >
> > > Sascha, we stop changing DTS of the kernel or not?
> > > What is the ultimate solution?
> >
> > What do you suggest for the case above? A imx53-bb.dtsi included from
> > imx53.dtsi? I think disallowing ahci support for barebox if it's not
> > upstream in Linux is not a good option.
>
> I suggest just sync imx53.dtsi from the linux-next, as a result we will have
> non-modified version of kernel templates.
> Change as above, makes imx53.dtsi different for kernel and barebox.
> This is part of sata node from the kernel:
> sata: sata@10000000 {
> compatible = "fsl,imx53-ahci";
> reg = <0x10000000 0x1000>;
> interrupts = <28>;
> clocks = <&clks IMX5_CLK_SATA_GATE>,
> <&clks IMX5_CLK_SATA_REF>,
> <&clks IMX5_CLK_AHB>;
> clock-names = "sata_gate", "sata_ref", "ahb";
> status = "disabled";
> };
>
that's possible, I don't know why the clock are changed in barebox vs
linux and don't know if that's needed (I got inspiration from other
nodes)
Eric
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