linux-kernel - Re: [PATCH V9 1/4] pci: Add PCIe driver for Samsung Exynos

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Message-id: <002f01ce6e36$e61cf5b0$b256e110$@samsung.com>
Date:	Fri, 21 Jun 2013 13:22:10 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Sachin Kamat' <sachin.kamat@...aro.org>
Cc:	'Kukjin Kim' <kgene.kim@...sung.com>,
	'Bjorn Helgaas' <bhelgaas@...gle.com>,
	linux-samsung-soc@...r.kernel.org, linux-pci@...r.kernel.org,
	devicetree-discuss@...ts.ozlabs.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	'Grant Likely' <grant.likely@...retlab.ca>,
	'Andrew Murray' <andrew.murray@....com>,
	'Thomas Petazzoni' <thomas.petazzoni@...e-electrons.com>,
	'Thierry Reding' <thierry.reding@...onic-design.de>,
	'Jason Gunthorpe' <jgunthorpe@...idianresearch.com>,
	'Arnd Bergmann' <arnd@...db.de>,
	'Surendranath Gurivireddy Balla' <suren.reddy@...sung.com>,
	'Siva Reddy Kallam' <siva.kallam@...sung.com>,
	'Thomas Abraham' <thomas.abraham@...aro.org>,
	'Tomasz Figa' <t.figa@...sung.com>,
	'Pratyush Anand' <pratyush.anand@...com>,
	'Mohit KUMAR' <Mohit.KUMAR@...com>,
	Jingoo Han <jg1.han@...sung.com>
Subject: Re: [PATCH V9 1/4] pci: Add PCIe driver for Samsung Exynos

On Friday, June 21, 2013 1:11 PM, Sachin Kamat wrote:
> 
> Hi Jingoo,
> 
> Some small corrections inline.
> 
> On 21 June 2013 08:51, Jingoo Han <jg1.han@...sung.com> wrote:
> > Exynos5440 has a PCIe controller which can be used as Root Complex.
> > This driver supports a PCIe controller as Root Complex mode.
> >
> > Signed-off-by: Surendranath Gurivireddy Balla <suren.reddy@...sung.com>
> > Signed-off-by: Siva Reddy Kallam <siva.kallam@...sung.com>
> > Signed-off-by: Jingoo Han <jg1.han@...sung.com>
> > Acked-by: Arnd Bergmann <arnd@...db.de>
> > ---
> >  .../devicetree/bindings/pci/designware-pcie.txt    |   73 ++
> >  drivers/pci/host/Kconfig                           |    9 +
> >  drivers/pci/host/Makefile                          |    1 +
> >  drivers/pci/host/pci-designware.c                  | 1057 ++++++++++++++++++++
> >  4 files changed, 1140 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/pci/designware-pcie.txt
> >  create mode 100644 drivers/pci/host/pci-designware.c
> >
> > diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt
> b/Documentation/devicetree/bindings/pci/designware-pcie.txt
> > new file mode 100644
> > index 0000000..e4681e6
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/pci/designware-pcie.txt
> > @@ -0,0 +1,73 @@
> > +* Synopsis Designware PCIe interface
> > +
> > +Required properties:
> > +-compatible: should contain "snps,dw-pcie" to identify the
> > +       core, plus an identifier for the specific instance, such
> > +       as "samsung,exynos5440-pcie".
> > +-reg: base addresses and lengths of the pcie conteroller,
> 
> s/conteroller/controller

OK, I will fix it.

> 
> > +       the phy controller, additional register for the phy controller.
> > +- interrupts: interrupt values for level interrupt,
> > +       pulse interrupt, special interrupt.
> > +- clocks: from common clock binding: handle to pci clock.
> > +- clock-names: from common clock binding: Shall be "pcie", "pcie_bus".
> 
> s/Shall be .../should be "pcie" and "pcie_bus".

OK, I will fix it.

> 
> [snip]
> 
> > +
> > +MODULE_AUTHOR("Jingoo Han <jg1.han@...sung.com>");
> > +MODULE_DESCRIPTION("Samsung PCIe host controller driver");
> > +MODULE_LICENSE("GPLv2");
> 
> I think this should be "GPL v2"  (with a space between GPL and v2).

OK, I will fix it.

Thank you for your caring and comment. :)
I will fix the typo and send PATCH v10 soon.


Best regards,
Jingoo Han

> 
> 
> --
> With warm regards,
> Sachin

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