linux-kernel - Re: [PATCH 4/5] phy: cygnus: pcie: Add Cygnus PCIe PHY support

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Message-ID: <555E6FFC.2080309@broadcom.com>
Date:	Thu, 21 May 2015 16:53:32 -0700
From:	Ray Jui <rjui@...adcom.com>
To:	Paul Bolle <pebolle@...cali.nl>
CC:	Kishon Vijay Abraham I <kishon@...com>,
	<linux-kernel@...r.kernel.org>,
	"JD (Jiandong) Zheng" <jdzheng@...adcom.com>,
	Arun Parameswaran <arunp@...adcom.com>,
	<bcm-kernel-feedback-list@...adcom.com>
Subject: Re: [PATCH 4/5] phy: cygnus: pcie: Add Cygnus PCIe PHY support



On 5/21/2015 12:52 AM, Paul Bolle wrote:
> On Tue, 2015-05-19 at 18:23 -0700, Ray Jui wrote:
>> --- a/drivers/phy/Kconfig
>> +++ b/drivers/phy/Kconfig
>  
>> +config PHY_CYGNUS_PCIE
>> +	bool "Broadcom Cygnus PCIe PHY driver"
>> +	depends on ARCH_BCM_CYGNUS
>> +	select GENERIC_PHY
>> +	select PHY_IPROC_MDIO
>> +	default ARCH_BCM_CYGNUS
>> +	help
>> +	  Enable this to support the Broadcom Cygnus PCIe PHY.
>> +
>> +	  The host communicates with the PHY through the iProc MDC/MDIO
>> +	  interface.
>> +
>> +	  If unsure, say N.
>> +
>> +
> 
>> --- a/drivers/phy/Makefile
>> +++ b/drivers/phy/Makefile
> 
>> +obj-$(CONFIG_PHY_CYGNUS_PCIE)		+= phy-cygnus-pcie.o
> 
>> --- /dev/null
>> +++ b/drivers/phy/phy-cygnus-pcie.c
> 
>> +#include <linux/module.h>
> 
>> +static const struct of_device_id cygnus_pcie_phy_match_table[] = {
>> +	{ .compatible = "brcm,cygnus-pcie-phy" },
>> +	{ }
>> +};
>> +MODULE_DEVICE_TABLE(of, cygnus_pcie_phy_match_table);
>> +
>> +static struct platform_driver cygnus_pcie_phy_driver = {
>> +	.driver = {
>> +		.name		= "cygnus-pcie-phy",
>> +		.of_match_table	= cygnus_pcie_phy_match_table,
>> +	},
>> +	.probe	= cygnus_pcie_phy_probe,
>> +};
>> +module_platform_driver(cygnus_pcie_phy_driver);
>> +
>> +MODULE_AUTHOR("Ray Jui <rjui@...adcom.com>");
>> +MODULE_DESCRIPTION("Broadcom Cygnus PCIe PHY driver");
>> +MODULE_LICENSE("GPL v2");
> 
> And here I guess you intend this to be buildable as a module. If that's
> the intention I think PHY_CYGNUS_PCIE needs to be tristate.

Yes, I'll change the PCIe PHY driver to tristate in the Kconfig. Thanks!

> 
> Thanks,
> 
> 
> Paul Bolle
> 
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