linux-kernel - Re: [PATCH v2 07/14] of/platform: Probe "isa" busses by default

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Message-ID: <CAL_Jsq+mFreBhUeT9b2J07jo0kmXwrJdzAqpd-8_Tcrfa5i2QA@mail.gmail.com>
Date:   Fri, 23 Sep 2016 07:42:47 -0500
From:   Rob Herring <robh+dt@...nel.org>
To:     Paul Burton <paul.burton@...tec.com>
Cc:     Linux-MIPS <linux-mips@...ux-mips.org>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Frank Rowand <frowand.list@...il.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 07/14] of/platform: Probe "isa" busses by default

On Mon, Sep 19, 2016 at 4:21 PM, Paul Burton <paul.burton@...tec.com> wrote:
> Since commit 44a7185c2ae6 ("of/platform: Add common method to populate
> default bus") platforms calling of_platform_bus_probe from an initcall
> is either a rather unsafe race with of_platform_default_populate_init or
> a no-op. The MIPS Malta board needs to probe devices under an ISA bus,
> which we do support in the of_busses array but until now haven't
> included in of_default_bus_match_table.
>
> Add an "isa" entry to of_default_bus_match_table such that we can just
> accept use of of_platform_default_populate_init & remove the
> Malta-specific match table in a later patch.
>
> Signed-off-by: Paul Burton <paul.burton@...tec.com>

Acked-by: Rob Herring <robh@...nel.org>