From: Stephen Boyd <sboyd@kernel.org>
To: Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>
Cc: linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
patches@lists.linux.dev, kunit-dev@googlegroups.com,
linux-kselftest@vger.kernel.org, devicetree@vger.kernel.org,
Brendan Higgins <brendan.higgins@linux.dev>,
David Gow <davidgow@google.com>, Rae Moar <rmoar@google.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rafael J . Wysocki <rafael@kernel.org>,
Rob Herring <robh@kernel.org>,
Saravana Kannan <saravanak@google.com>,
Daniel Latypov <dlatypov@google.com>,
Christian Marangi <ansuelsmth@gmail.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Maxime Ripard <maxime@cerno.tech>
Subject: Re: [PATCH v7 1/8] of/platform: Allow overlays to create platform devices from the root node
Date: Mon, 15 Jul 2024 12:24:40 -0700 [thread overview]
Message-ID: <7146be33ea70ab1febe1ef0bc81ef74e.sboyd@kernel.org> (raw)
In-Reply-To: <20240710201246.1802189-2-sboyd@kernel.org>
Quoting Stephen Boyd (2024-07-10 13:12:37)
> We'd like to apply overlays to the root node in KUnit so we can test
> platform devices created as children of the root node.
>
> On some architectures (powerpc), the root node isn't marked with
> OF_POPULATED_BUS. If an overlay tries to modify the root node on these
> platforms it will fail, while on other platforms, such as ARM, it will
> succeed. This is because the root node is marked with OF_POPULATED_BUS
> by of_platform_default_populate_init() calling
> of_platform_default_populate() with NULL as the first argument.
>
> Loosen the requirement here so that platform devices can be created for
> nodes created as children of the root node via DT overlays even if the
> platform bus wasn't populated for the root node.
>
> Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
> Cc: Saravana Kannan <saravanak@google.com>
> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
> ---
Applied to clk-next
next prev parent reply other threads:[~2024-07-15 19:24 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-10 20:12 [PATCH v7 0/8] clk: Add kunit tests for fixed rate and parent data Stephen Boyd
2024-07-10 20:12 ` [PATCH v7 1/8] of/platform: Allow overlays to create platform devices from the root node Stephen Boyd
2024-07-15 19:24 ` Stephen Boyd [this message]
2024-07-16 9:48 ` Geert Uytterhoeven
2024-07-16 11:23 ` Geert Uytterhoeven
2024-07-10 20:12 ` [PATCH v7 2/8] of: Add test managed wrappers for of_overlay_apply()/of_node_put() Stephen Boyd
2024-07-15 19:24 ` Stephen Boyd
2024-07-10 20:12 ` [PATCH v7 3/8] dt-bindings: vendor-prefixes: Add "test" vendor for KUnit and friends Stephen Boyd
2024-07-15 19:24 ` Stephen Boyd
2024-07-10 20:12 ` [PATCH v7 4/8] of: Add a KUnit test for overlays and test managed APIs Stephen Boyd
2024-07-15 19:25 ` Stephen Boyd
2024-07-10 20:12 ` [PATCH v7 5/8] platform: Add test managed platform_device/driver APIs Stephen Boyd
2024-07-15 19:25 ` Stephen Boyd
2024-07-10 20:12 ` [PATCH v7 6/8] clk: Add test managed clk provider/consumer APIs Stephen Boyd
2024-07-15 19:25 ` Stephen Boyd
2024-07-10 20:12 ` [PATCH v7 7/8] clk: Add KUnit tests for clk fixed rate basic type Stephen Boyd
2024-07-15 19:25 ` Stephen Boyd
2024-07-10 20:12 ` [PATCH v7 8/8] clk: Add KUnit tests for clks registered with struct clk_parent_data Stephen Boyd
2024-07-15 19:25 ` Stephen Boyd
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