[U-Boot] [PATCH 4/5] riscv: dts: hifive-unleashed-a00: Add -u-boot.dtsi

Bin Meng bmeng.cn at gmail.com
Mon Sep 30 10:05:03 UTC 2019


Hi Jagan,

On Sun, Sep 29, 2019 at 3:43 PM Jagan Teki <jagan at 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 at 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 at 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/

> +       };
> +};
> --

Regards,
Bin


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