linux-kernel - Re: [PATCH v5 0/7] Add Armada 3700 COMPHY support

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Date:   Wed, 6 Feb 2019 16:47:39 +0530
From:   Kishon Vijay Abraham I <kishon@...com>
To:     Miquel Raynal <miquel.raynal@...tlin.com>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Jason Cooper <jason@...edaemon.net>,
        Andrew Lunn <andrew@...n.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
CC:     <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Antoine Tenart <antoine.tenart@...tlin.com>,
        Maxime Chevallier <maxime.chevallier@...tlin.com>,
        Nadav Haklai <nadavh@...vell.com>,
        Marcin Wojtas <mw@...ihalf.com>,
        Grzegorz Jaszczyk <jaz@...ihalf.com>
Subject: Re: [PATCH v5 0/7] Add Armada 3700 COMPHY support

Hi,

On 06/02/19 2:27 PM, Miquel Raynal wrote:
> Hi Kishon,
> 
> Miquel Raynal <miquel.raynal@...tlin.com> wrote on Tue,  8 Jan 2019
> 17:31:17 +0100:
> 
>> Hello,
>>
>> This series adds a new driver to support Armada 3700 COMPHY IP.
>> The series has been tested on an ESPRESSObin with SATA, PCIe
>> and USB3 host. For this purpose, patch 1 enumerates the SATA PHY
>> mode. The SGMII PHY mode that is supported by the IP has been written
>> (uses SMC calls anyway) but could not be tested on this platform.
>>
>> Three series will follow to add PHY support (or at least a PHY nodes
>> in the A3700/ESPRESSObin device trees) to the MVEBU AHCI driver, the
>> Aardvark PCI controller driver and the MVEBU xHCI driver. All this is
>> needed in order to achieve suspend to RAM on this platform.
>>
>> Thanks,
>> Miquèl
>>
> 
> Any inputs on this series? It is important for me because it impacts
> SATA, PCIe and USB changes I plan to get merge.

merged now, thanks.

-Kishon
> 
> Thanks,
> Miquèl
> 
>>
>> Changes since v4:
>> =================
>> * Fixed error in the driver probe where PHY_INTERFACE_MODE_NA was
>>   assigned to lane->mode instead of lane->submode.
>> * Compile-in the driver by default (depends on ARCH_MVEBU).
>> * Add dependency on HAVE_ARM_SMCC in Kconfig.
>>
>> Changes since v3:
>> =================
>> * Added Rob's Reviewed-by tag on bindings.
>> * Rebased on top of phy -next as of the 12th of December, 2018.
>> * Adapted the driver to support SGMII/1000BASEX and
>>   HS_SGMII/2500BASEX.
>>
>> Changes since v2:
>> =================
>> * Remove redundant check on lane->port/args->arg[0] at the end of the
>>   ->xlate() callback. Do it on both armada-cp110 and armada-a3700  
>>   COMPHY drivers.
>> * Put my SoB as author of the patch first when a patch is co-developed.
>>
>> Changes since v1:
>> =================
>> * Fix wrong check in ->xlate().
>> * Apply the same fix to the cp110 comphy driver from which the a3700
>>   driver is based.
>> * Added credit to Gregorz Jaszczyk for his work.
>> * Added Suggested-by tag to the patch adding the COMPHY DT node.
>>
>>
>> Grzegorz Jaszczyk (1):
>>   phy: enumerate SATA PHY mode
>>
>> Miquel Raynal (6):
>>   phy: mvebu-cp110-comphy: fix port check in ->xlate()
>>   phy: add A3700 COMPHY support
>>   dt-bindings: phy: mvebu-comphy: extend the file to describe a3700
>>     bindings
>>   MAINTAINERS: phy: add entry for Armada 3700 COMPHY driver
>>   ARM64: dts: marvell: armada-37xx: fix SATA node scope
>>   ARM64: dts: marvell: armada-37xx: declare the COMPHY node
>>
>>  .../bindings/phy/phy-mvebu-comphy.txt         |  65 +++-
>>  MAINTAINERS                                   |   6 +
>>  arch/arm64/boot/dts/marvell/armada-37xx.dtsi  |  31 +-
>>  drivers/phy/marvell/Kconfig                   |  12 +
>>  drivers/phy/marvell/Makefile                  |   1 +
>>  drivers/phy/marvell/phy-mvebu-a3700-comphy.c  | 318 ++++++++++++++++++
>>  drivers/phy/marvell/phy-mvebu-cp110-comphy.c  |   2 -
>>  include/linux/phy/phy.h                       |   1 +
>>  8 files changed, 421 insertions(+), 15 deletions(-)
>>  create mode 100644 drivers/phy/marvell/phy-mvebu-a3700-comphy.c
>>