Re: [net-next: PATCH v4 0/7] Armada 7k/8k PP2 ACPI support

From: Antoine Tenart
Date: Thu Jan 18 2018 - 08:23:42 EST


Hi Marcin,

I tested the series on a MacchiatoBin to ensure the mvpp2 DT support was
still working. I was able to use all supported ports as before, and saw
no issue.

For all mvpp2 patches, you can add:

Tested-by: Antoine Tenart <antoine.tenart@xxxxxxxxxxxxxxxxxx>

Thanks!
Antoine

On Thu, Jan 18, 2018 at 01:31:37PM +0100, Marcin Wojtas wrote:
> Hi,
>
> I quickly resend the series, thanks to Antoine Tenart's remark,
> who spotted !CONFIG_ACPI compilation issue after introducing
> the new fwnode_irq_get() routine. Please see the details in the changelog
> below and the 3/7 commit log.
>
> mvpp2 driver can work with the ACPI representation, as exposed
> on a public branch:
> https://github.com/MarvellEmbeddedProcessors/edk2-open-platform/commits/marvell-armada-wip
> It was compiled together with the most recent Tianocore EDK2 revision.
> Please refer to the firmware build instruction on MacchiatoBin board:
> http://wiki.macchiatobin.net/tiki-index.php?page=Build+from+source+-+UEFI+EDK+II
>
> ACPI representation of PP2 controllers (withouth PHY support) can
> be viewed in the github:
> * MacchiatoBin:
> https://github.com/MarvellEmbeddedProcessors/edk2-open-platform/blob/71ae395da1661374b0f07d1602afb1eee56e9794/Platforms/Marvell/Armada/AcpiTables/Armada80x0McBin/Dsdt.asl#L201
>
> * Armada 7040 DB:
> https://github.com/MarvellEmbeddedProcessors/edk2-open-platform/blob/71ae395da1661374b0f07d1602afb1eee56e9794/Platforms/Marvell/Armada/AcpiTables/Armada70x0/Dsdt.asl#L131
>
> I will appreciate any comments or remarks.
>
> Best regards,
> Marcin
>
> Changelog:
> v3 -> v4:
> * 3/7
> - add new macro (ACPI_HANDLE_FWNODE) and fix
> compilation with !CONFIG_ACPI
> - extend commit log and mention usability of fwnode_irq_get
> for the child nodes as well
>
> v2 -> v3:
> * 1/7, 2/7
> - Add Rafael's Acked-by's
> * 3/7, 4/7
> - New patches
> * 6/7, 7/7
> - Update driver with new helper routines usage
> - Improve commit log.
>
> v1 -> v2:
> * Remove MDIO patches
> * Use PP2 ports only with link interrupts
> * Release second region resources in mvpp2 driver (code moved from
> mvmdio), as explained in details in 5/5 commit message.
>
> Marcin Wojtas (7):
> device property: Introduce fwnode_get_mac_address()
> device property: Introduce fwnode_get_phy_mode()
> device property: Introduce fwnode_irq_get()
> device property: Allow iterating over available child fwnodes
> net: mvpp2: simplify maintaining enabled ports' list
> net: mvpp2: use device_*/fwnode_* APIs instead of of_*
> net: mvpp2: enable ACPI support in the driver
>
> drivers/base/property.c | 104 ++++++++--
> drivers/net/ethernet/marvell/mvpp2.c | 206 ++++++++++++--------
> include/linux/acpi.h | 3 +
> include/linux/property.h | 11 ++
> 4 files changed, 232 insertions(+), 92 deletions(-)
>
> --
> 2.7.4
>

--
Antoine Ténart, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com