linux-kernel - Re: [PATCH v2 1/2] misc: lan966x_pci: Fix dtc warns 'missing or empty reg/ranges property'

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Message-ID: <CAL_JsqKYdQa8RAdrUuwkUjZQHi=PbEKqN-ebPq=Yuj++mRtuiA@mail.gmail.com>
Date: Tue, 29 Oct 2024 07:36:58 -0500
From: Rob Herring <robh@...nel.org>
To: Herve Codina <herve.codina@...tlin.com>
Cc: Philipp Zabel <p.zabel@...gutronix.de>, Stephen Rothwell <sfr@...b.auug.org.au>, 
	linux-kernel@...r.kernel.org, linux-next@...r.kernel.org, 
	Arnd Bergmann <arnd@...db.de>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	Allan Nielsen <allan.nielsen@...rochip.com>, Horatiu Vultur <horatiu.vultur@...rochip.com>, 
	Steen Hegelund <steen.hegelund@...rochip.com>, 
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>
Subject: Re: [PATCH v2 1/2] misc: lan966x_pci: Fix dtc warns 'missing or empty
 reg/ranges property'

On Tue, Oct 29, 2024 at 3:43 AM Herve Codina <herve.codina@...tlin.com> wrote:
>
> dtc generates the following warnings when building the LAN966x device
> tree overlay (lan966x_pci.dtso):
>   Warning (simple_bus_reg): /fragment@..._overlay__/pci-ep-bus@...pu_clk: missing or empty reg/ranges property
>   Warning (simple_bus_reg): /fragment@..._overlay__/pci-ep-bus@...dr_clk: missing or empty reg/ranges property
>   Warning (simple_bus_reg): /fragment@..._overlay__/pci-ep-bus@...ys_clk: missing or empty reg/ranges property
>
> Indeed, related nodes are under the pci-ep-bus (simple-bus) which is not
> correct.
>
> Put them outside this node.
>
> Reported-by: Stephen Rothwell <sfr@...b.auug.org.au>
> Closes: https://lore.kernel.org/all/20241025110919.64b1cffb@canb.auug.org.au/
> Fixes: 185686beb464 ("misc: Add support for LAN966x PCI device")
> Signed-off-by: Herve Codina <herve.codina@...tlin.com>
> ---
> The referenced commit is in the reset tree
> ---
>  drivers/misc/lan966x_pci.dtso | 36 +++++++++++++++++------------------
>  1 file changed, 18 insertions(+), 18 deletions(-)

Reviewed-by: Rob Herring (Arm) <robh@...nel.org>