Re: [PATCH v2] riscv: dts: Add DT node for SiFive FU540 Ethernet controller driver

From: Atish Patra
Date: Fri Jun 21 2019 - 17:59:41 EST


On Fri, 2019-06-21 at 14:46 -0700, Atish Patra wrote:
> On Fri, 2019-06-21 at 14:18 -0500, Troy Benjegerdes wrote:
> > Can you post the fsbl and other images you used to boot/test this?
> >
>

Resending it without the attachment. Obviously, the mail did not go
through with the binary blob attached :( :(. My bad.

Let me know if you still want me to share the binary with you. I will
probably share it via some other method.

> I have not changed fsbl. It's the default one came with the board.
> Here are the heads of OpenSBI + U-Boot + Linux repo.
>
> OpenSBI: cd2dfdc870ed (master)
> U-boot: 77f6e2dd0551 + Anup's patch series (v4)
> https://github.com/atishp04/u-boot/tree/unleashed_working
>
> Linux: bed3c0d84e7e + Yash's Macb Series + this patch
> https://github.com/atishp04/linux/tree/5.2-rc6-pre
>
> I have also attached the OpenSBI + U-boot binary as well. But this is
> pre-configured with my tftpboot server. You need to change that.
>
> > I keep running into various failures when I build from source and I
> > want to rule out potential hardware issues related to clock and/or
> > ddr initialization
> >
> > On Fri, Jun 21, 2019, 2:14 PM Atish Patra <Atish.Patra@xxxxxxx>
> > wrote:
> > > On Fri, 2019-06-21 at 16:23 +0530, Yash Shah wrote:
> > > > DT node for SiFive FU540-C000 GEMGXL Ethernet controller driver
> > > added
> > > > Signed-off-by: Yash Shah <yash.shah@xxxxxxxxxx>
> > > > ---
> > > > arch/riscv/boot/dts/sifive/fu540-c000.dtsi | 16
> > > > ++++++++++++++++
> > > > arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts | 9
> > > +++++++++
> > > > 2 files changed, 25 insertions(+)
> > > >
> > > > diff --git a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
> > > > b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
> > > > index 4e8fbde..c53b4ea 100644
> > > > --- a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
> > > > +++ b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
> > > > @@ -225,5 +225,21 @@
> > > > #address-cells = <1>;
> > > > #size-cells = <0>;
> > > > };
> > > > + eth0: ethernet@10090000 {
> > > > + compatible = "sifive,fu540-macb";
> > > > + interrupt-parent = <&plic0>;
> > > > + interrupts = <53>;
> > > > + reg = <0x0 0x10090000 0x0 0x2000
> > > > + 0x0 0x100a0000 0x0 0x1000>;
> > > > + reg-names = "control";
> > > > + status = "disabled";
> > > > + local-mac-address = [00 00 00 00 00 00];
> > > > + clock-names = "pclk", "hclk";
> > > > + clocks = <&prci PRCI_CLK_GEMGXLPLL>,
> > > > + <&prci PRCI_CLK_GEMGXLPLL>;
> > > > + #address-cells = <1>;
> > > > + #size-cells = <0>;
> > > > + };
> > > > +
> > > > };
> > > > };
> > > > diff --git a/arch/riscv/boot/dts/sifive/hifive-unleashed-
> > > > a00.dts
> > > > b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
> > > > index 4da8870..d783bf2 100644
> > > > --- a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
> > > > +++ b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
> > > > @@ -63,3 +63,12 @@
> > > > disable-wp;
> > > > };
> > > > };
> > > > +
> > > > +&eth0 {
> > > > + status = "okay";
> > > > + phy-mode = "gmii";
> > > > + phy-handle = <&phy1>;
> > > > + phy1: ethernet-phy@0 {
> > > > + reg = <0>;
> > > > + };
> > > > +};
> > >
> > > Thanks. I am able to boot Unleashed with networking enabled with
> > > this
> > > patch.
> > >
> > > FWIW,
> > > Tested-by: Atish Patra <atish.patra@xxxxxxx>
> > >
> > > Regards,
> > > Atish
> > > _______________________________________________
> > > linux-riscv mailing list
> > > linux-riscv@xxxxxxxxxxxxxxxxxxx
> > > http://lists.infradead.org/mailman/listinfo/linux-riscv