Re: [PATCH v2 0/6] PAXB INTx support with proper model
From: Florian Fainelli
Date: Tue Oct 15 2019 - 13:28:41 EST
On 9/4/19 10:16 AM, Florian Fainelli wrote:
> On 8/28/19 1:54 AM, Srinath Mannam wrote:
>> This patch series adds PCIe legacy interrupt (INTx) support to the iProc
>> PCIe driver by modeling it with its own IRQ domain. All 4 interrupts INTA,
>> INTB, INTC, INTD share the same interrupt line connected to the GIC
>> in the system. This is now modeled by using its own IRQ domain.
>>
>> Also update all relevant devicetree files to adapt to the new model.
>>
>> This patch set is based on Linux-5.2-rc4.
>>
>> Changes from v1:
>> - Addressed Rob, Lorenzo, Arnd's comments
>> - Used child node for interrupt controller.
>> - Addressed Andy Shevchenko's comments
>> - Replaced while loop with do-while.
>
> Lorenzo, Bjorn, if you are good with the binding and PCI host driver
> changes, you can take patches 1-2 through your tree, and I will queue up
> the others through the Broadcom ARM SoC pull requests. If not, please
> feel free to add a:
>
> Acked-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
I am starting to queue Device Tree patches for 5.5 and I need to know
whether I should be picking up patches 2 through 6, or if you are going
to do this, thank you.
>
>>
>> Ray Jui (6):
>> dt-bindings: pci: Update iProc PCI binding for INTx support
>> PCI: iproc: Add INTx support with better modeling
>> arm: dts: Change PCIe INTx mapping for Cygnus
>> arm: dts: Change PCIe INTx mapping for NSP
>> arm: dts: Change PCIe INTx mapping for HR2
>> arm64: dts: Change PCIe INTx mapping for NS2
>>
>> .../devicetree/bindings/pci/brcm,iproc-pcie.txt | 48 ++++++++--
>> arch/arm/boot/dts/bcm-cygnus.dtsi | 30 ++++++-
>> arch/arm/boot/dts/bcm-hr2.dtsi | 30 ++++++-
>> arch/arm/boot/dts/bcm-nsp.dtsi | 45 ++++++++--
>> arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi | 28 +++++-
>> drivers/pci/controller/pcie-iproc.c | 100 ++++++++++++++++++++-
>> drivers/pci/controller/pcie-iproc.h | 6 ++
>> 7 files changed, 260 insertions(+), 27 deletions(-)
>>
>
>
--
Florian