[U-Boot] [PATCH v2 2/8] arm: socfpga: gen5: add reset & sdr node to SPL devicetrees
Marek Vasut
marex at denx.de
Thu Feb 21 22:05:18 UTC 2019
On 2/21/19 11:03 PM, Simon Goldschmidt wrote:
>
>
> Am Do., 21. Feb. 2019, 22:56 hat Marek Vasut <marex at denx.de
> <mailto:marex at denx.de>> geschrieben:
>
> On 2/21/19 10:43 PM, Simon Goldschmidt wrote:
> > The SPL for socfpga gen5 currently takes all peripherals out of reset
> > unconditionally. To implement proper reset handling for peripherals,
> > the reset node has to be provided with the SPL dts.
> >
> > In preparation to move the DDR driver to DM, the sdr node is required
> > in SPL, too.
> >
> > This patch adds "u-boot,dm-pre-reloc" to U-Boot specific dtsi addon
> > files so that the reset manager and SDR driver correctly probe in SPL.
> >
> > Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com
> <mailto:simon.k.r.goldschmidt at gmail.com>>
> > ---
> >
> > Changes in v2: None
> >
> > arch/arm/dts/socfpga_arria5_socdk-u-boot.dtsi | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_dbm_soc1.dts | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_de0_nano_soc-u-boot.dtsi | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_de10_nano.dts | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_de1_soc.dts | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_is1.dts | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_socdk-u-boot.dtsi | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_sockit-u-boot.dtsi | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_socrates-u-boot.dtsi | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_sr1500.dts | 8 ++++++++
> > arch/arm/dts/socfpga_cyclone5_vining_fpga-u-boot.dtsi | 8 ++++++++
> > 11 files changed, 88 insertions(+)
> >
> > diff --git a/arch/arm/dts/socfpga_arria5_socdk-u-boot.dtsi
> b/arch/arm/dts/socfpga_arria5_socdk-u-boot.dtsi
> > index c44d1ee2fa..8aaec56285 100644
> > --- a/arch/arm/dts/socfpga_arria5_socdk-u-boot.dtsi
> > +++ b/arch/arm/dts/socfpga_arria5_socdk-u-boot.dtsi
> > @@ -17,6 +17,14 @@
> > };
> > };
> >
> > +&rst {
> > + u-boot,dm-pre-reloc;
> > +};
> > +
> > +&sdr {
> > + u-boot,dm-pre-reloc;
> > +};
>
> What about some socfpga-common-u-boot.dtsi to avoid duplication ?
>
>
> Right. I tested with 'socfpga-u-boot.dtsi' but the hot included for
> gen10 as well.
hot included ? I don't think I understand.
> But your suggested name should work fine I guess.
>
> Regards,
> Simon
>
--
Best regards,
Marek Vasut
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