Re: [PATCH v2 1/4] PCI: rockchip: Make 'ep-gpios' DT property optional - Chen-Yu Tsai

From: Chen-Yu Tsai <wens@kernel.org>
To: Shawn Lin <shawn.lin@rock-chips.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: "Heiko Stübner" <heiko@sntech.de>,
	"Rob Herring" <robh@kernel.org>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	"Chen-Yu Tsai" <wens@kernel.org>,
	"Robin Murphy" <robin.murphy@arm.com>,
	"Johan Jonker" <jbx6244@gmail.com>,
	linux-pci@vger.kernel.org,
	"open list:ARM/Rockchip SoC..."
	<linux-rockchip@lists.infradead.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	devicetree <devicetree@vger.kernel.org>
Subject: Re: [PATCH v2 1/4] PCI: rockchip: Make 'ep-gpios' DT property optional
Date: Mon, 7 Dec 2020 11:30:23 +0800	[thread overview]
Message-ID: <CAGb2v65119yabRi1EE1KSjJ0ehBqd-SoLD-PT-9su3Z+QSVwdg@mail.gmail.com> (raw)
In-Reply-To: <1737702.WCGJIqnLLh@diego>

Ping

On Wed, Nov 18, 2020 at 4:49 PM Heiko Stübner <heiko@sntech.de> wrote:
>
> Am Mittwoch, 18. November 2020, 08:17:21 CET schrieb Chen-Yu Tsai:
> > From: Chen-Yu Tsai <wens@csie.org>
> >
> > The Rockchip PCIe controller DT binding clearly states that 'ep-gpios' is
> > an optional property. And indeed there are boards that don't require it.
> >
> > Make the driver follow the binding by using devm_gpiod_get_optional()
> > instead of devm_gpiod_get().
> >
> > Fixes: e77f847df54c ("PCI: rockchip: Add Rockchip PCIe controller support")
> > Fixes: 956cd99b35a8 ("PCI: rockchip: Separate common code from RC driver")
> > Fixes: 964bac9455be ("PCI: rockchip: Split out rockchip_pcie_parse_dt() to parse DT")
> > Signed-off-by: Chen-Yu Tsai <wens@csie.org>
>
> Reviewed-by: Heiko Stuebner <heiko@sntech.de

It's been close to three weeks since this was sent.
Any chance we can get this into v5.10 or v5.11?

Regards
ChenYu

> I'll pick up patches 2-4 separately, after giving Rob a chance to look at
> the simple binding.
>
>
> Heiko
>
> > ---
> > Changes since v1:
> >
> >   - Rewrite subject to match existing convention and reference
> >     'ep-gpios' DT property instead of the 'ep_gpio' field
> > ---
> >  drivers/pci/controller/pcie-rockchip.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/pci/controller/pcie-rockchip.c b/drivers/pci/controller/pcie-rockchip.c
> > index 904dec0d3a88..c95950e9004f 100644
> > --- a/drivers/pci/controller/pcie-rockchip.c
> > +++ b/drivers/pci/controller/pcie-rockchip.c
> > @@ -118,7 +118,7 @@ int rockchip_pcie_parse_dt(struct rockchip_pcie *rockchip)
> >       }
> >
> >       if (rockchip->is_rc) {
> > -             rockchip->ep_gpio = devm_gpiod_get(dev, "ep", GPIOD_OUT_HIGH);
> > +             rockchip->ep_gpio = devm_gpiod_get_optional(dev, "ep", GPIOD_OUT_HIGH);
> >               if (IS_ERR(rockchip->ep_gpio)) {
> >                       dev_err(dev, "missing ep-gpios property in node\n");
> >                       return PTR_ERR(rockchip->ep_gpio);
> >
>
>
>
>