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Subject: Re: [PATCH v4 00/12] PCI: aardvark: Fix support for Turris MOX and
 Compex wifi cards
To:     =?UTF-8?Q?Pali_Roh=c3=a1r?= <pali@kernel.org>,
        Jason Cooper <jason@lakedaemon.net>,
        Andrew Lunn <andrew@lunn.ch>,
        Gregory Clement <gregory.clement@bootlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
        Andrew Murray <amurray@thegoodpenguin.co.uk>,
        Bjorn Helgaas <bhelgaas@google.com>,
        Remi Pommarel <repk@triplefau.lt>,
        =?UTF-8?Q?Marek_Beh=c3=ban?= <marek.behun@nic.cz>,
        Xogium <contact@xogium.me>
Cc:     devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-pci@vger.kernel.org
References: <20200430080625.26070-1-pali@kernel.org>
From:   Tomasz Maciej Nowak <tmn505@gmail.com>
Message-ID: <6ff6d161-adba-9e5c-5a4a-1bfa49de0fc4@gmail.com>
Date:   Fri, 8 May 2020 15:11:49 +0200
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W dniu 30.04.2020 o 10:06, Pali Rohár pisze:
> Hello,
> 
> this is the fourth version of the patch series for Armada 3720 PCIe
> controller (aardvark). It's main purpose is to fix some bugs regarding
> buggy ath10k cards, but we also found out some suspicious stuff about
> the driver and the SOC itself, which we try to address.
> 
> Patches are available also in my git branch pci-aardvark:
> https://git.kernel.org/pub/scm/linux/kernel/git/pali/linux.git/log/?h=pci-aardvark
> 
> Changes since v3:
> - do not change return value of of_pci_get_max_link_speed() function
> - mark zero 'max-link-speed' as invalid
> - silently use gen3 speed when 'max-link-speed' as invalid
> 
> Changes since v2:
> - move PCIe max-link-speed property to armada-37xx.dtsi
> - replace custom macros by standard linux/pci_regs.h macros
> - increase PERST delay to 10ms (needed for initialized Compex WLE900VX)
> - disable link training before PERST (needed for Compex WLE900VX)
> - change of_pci_get_max_link_speed() function to signal -ENOENT
> - handle errors from of_pci_get_max_link_speed() function
> - updated comments, commit titles and messages
> 
> Changes since v1:
> - commit titles and messages were reviewed and some of them were rewritten
> - patches 1 and 5 from v1 which touch PCIe speed configuration were
>   reworked into one patch
> - patch 2 from v1 was removed, it is not needed anymore
> - patch 7 from v1 now touches the device tree of armada-3720-db
> - a patch was added that tries to enable PCIe PHY via generic-phy API
>   (if a phandle to the PHY is found in the device tree)
> - a patch describing the new PCIe node DT properties was added
> - a patch was added that moves the PHY phandle from board device trees
>   to armada-37xx.dtsi
> 
> Marek and Pali
> 
> Marek Behún (5):
>   PCI: aardvark: Improve link training
>   PCI: aardvark: Add PHY support
>   dt-bindings: PCI: aardvark: Describe new properties
>   arm64: dts: marvell: armada-37xx: Set pcie_reset_pin to gpio function
>   arm64: dts: marvell: armada-37xx: Move PCIe comphy handle property
> 
> Pali Rohár (7):
>   PCI: aardvark: Train link immediately after enabling training
>   PCI: aardvark: Don't blindly enable ASPM L0s and don't write to
>     read-only register
>   PCI: of: Zero max-link-speed value is invalid
>   PCI: aardvark: Issue PERST via GPIO
>   PCI: aardvark: Add FIXME comment for PCIE_CORE_CMD_STATUS_REG access
>   PCI: aardvark: Replace custom macros by standard linux/pci_regs.h
>     macros
>   arm64: dts: marvell: armada-37xx: Move PCIe max-link-speed property

Hi.
The PCI interface seems to work fine as in the first series, so

Tested-by: Tomasz Maciej Nowak <tmn505@gmail.com>

-- 
TMN