From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jagan Teki <jagan@amarulasolutions.com>
Date: Wed, 2 Oct 2019 16:06:32 +0530
Subject: [U-Boot] [PATCH 4/5] riscv: dts: hifive-unleashed-a00: Add
	-u-boot.dtsi
In-Reply-To: <CAEUhbmWXEdjSZhuJCYBCuZZPhNt2qmc64m_YmSRNM3OKFnizYw@mail.gmail.com>
References: <20190929074239.11575-1-jagan@amarulasolutions.com>
 <20190929074239.11575-5-jagan@amarulasolutions.com>
 <CAEUhbmWXEdjSZhuJCYBCuZZPhNt2qmc64m_YmSRNM3OKFnizYw@mail.gmail.com>
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On Mon, Sep 30, 2019 at 3:35 PM Bin Meng <bmeng.cn@gmail.com> wrote:
>
> Hi Jagan,
>
> On Sun, Sep 29, 2019 at 3:43 PM Jagan Teki <jagan@amarulasolutions.com> wrote:
> >
> > Add u-boot specific dts file for hifive-unleashed-a00, this
> > would help to add u-boot specific properties and other node
> > changes without touching the base dts(i) files which are easy
> > to sync from Linux.
> >
> > Added spi2 alias for qspi2 as an initial u-boot specific
> > property change.
> >
> > spi probing in current dm model is very much rely on aliases
> > numbering. even though the qspi2 can't comes under any associated
> > spi nor flash it would require to specify the same to make proper
> > binding happen for other spi slaves.
> >
> > Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
> > ---
> >  arch/riscv/dts/hifive-unleashed-a00-u-boot.dtsi | 10 ++++++++++
> >  1 file changed, 10 insertions(+)
> >  create mode 100644 arch/riscv/dts/hifive-unleashed-a00-u-boot.dtsi
> >
> > diff --git a/arch/riscv/dts/hifive-unleashed-a00-u-boot.dtsi b/arch/riscv/dts/hifive-unleashed-a00-u-boot.dtsi
> > new file mode 100644
> > index 0000000000..25ec8265a5
> > --- /dev/null
> > +++ b/arch/riscv/dts/hifive-unleashed-a00-u-boot.dtsi
> > @@ -0,0 +1,10 @@
> > +// SPDX-License-Identifier: GPL-2.0+
> > +/*
> > + * Copyright (C) 2019 Jagan Teki <jagan@amarulasolutions.com>
> > + */
> > +
> > +/ {
> > +       aliases {
> > +               spi2 = &qspi2;
>
> With the following 2 patches, this is no longer needed for SPI.
>
> http://patchwork.ozlabs.org/patch/1158960/
> http://patchwork.ozlabs.org/patch/1158961/

These changes doesn't related to this, checked the same. SPI MMC need
to bringup like normal spi via alias to make proper graceful probing
for next spi slaves.