Re: [PATCH] PCI: fu740: do not use clock name when requesting clock

From: Conor Dooley <conor@kernel.org>
To: Bjorn Helgaas <helgaas@kernel.org>
Cc: "Icenowy Zheng" <uwu@icenowy.me>,
	"Paul Walmsley" <paul.walmsley@sifive.com>,
	"Greentime Hu" <greentime.hu@sifive.com>,
	"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Wilczyński" <kw@linux.com>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-riscv@lists.infradead.org
Subject: Re: [PATCH] PCI: fu740: do not use clock name when requesting clock
Date: Fri, 23 Sep 2022 22:25:13 +0100	[thread overview]
Message-ID: <Yy4kOZDIUP7chGZp@spud> (raw)
In-Reply-To: <20220923211439.GA1418979@bhelgaas>

On Fri, Sep 23, 2022 at 04:14:39PM -0500, Bjorn Helgaas wrote:
> On Wed, Sep 07, 2022 at 01:40:20PM +0800, Icenowy Zheng wrote:
> > The DT binding of FU740 PCIe does not enforce a clock-names property,
> > and there exist some device tree that has a clock name that does not
> > stick to the one used by Linux DT (e.g. the one shipped with current
> > U-Boot mainline).
> > 
> > Drop the name in the clock request, instead just pass NULL (because
> > this device should have only a single clock).
> 
> If you rework this for any reason, please capitalize the subject line
> to match the convention:

It prob needs a v2 because the first sentence of the commit message is
wrong, I recently added the binding enforcement.

Thanks,
Conor.

> 
>   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/pci/controller/dwc/pcie-fu740.c
> 
> > Signed-off-by: Icenowy Zheng <uwu@icenowy.me>
> > ---
> >  drivers/pci/controller/dwc/pcie-fu740.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/pci/controller/dwc/pcie-fu740.c b/drivers/pci/controller/dwc/pcie-fu740.c
> > index 0c90583c078b..edb218a37a4f 100644
> > --- a/drivers/pci/controller/dwc/pcie-fu740.c
> > +++ b/drivers/pci/controller/dwc/pcie-fu740.c
> > @@ -315,7 +315,7 @@ static int fu740_pcie_probe(struct platform_device *pdev)
> >  		return dev_err_probe(dev, PTR_ERR(afp->pwren), "unable to get pwren-gpios\n");
> >  
> >  	/* Fetch clocks */
> > -	afp->pcie_aux = devm_clk_get(dev, "pcie_aux");
> > +	afp->pcie_aux = devm_clk_get(dev, NULL);
> >  	if (IS_ERR(afp->pcie_aux))
> >  		return dev_err_probe(dev, PTR_ERR(afp->pcie_aux),
> >  					     "pcie_aux clock source missing or invalid\n");
> > -- 
> > 2.37.1
> > 
> > 
> > _______________________________________________
> > linux-riscv mailing list
> > linux-riscv@lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-riscv
> 
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