Re: [PATCH 1/6] dt-bindings: irqchip: Add PRUSS interrupt controller bindings
From: Suman Anna
Date: Wed Jul 24 2019 - 15:43:51 EST
On 7/24/19 11:34 AM, Rob Herring wrote:
> On Sun, 7 Jul 2019 22:52:38 -0500, Suman Anna wrote:
>> The Programmable Real-Time Unit Subsystem (PRUSS) contains an interrupt
>> controller (INTC) that can handle various system input events and post
>> interrupts back to the device-level initiators. The INTC can support
>> upto 64 input events on most SoCs with individual control configuration
>> and hardware prioritization. These events are mapped onto 10 interrupt
>> lines through two levels of many-to-one mapping support. Different
>> interrupt lines are routed to the individual PRU cores or to the
>> host CPU or to other PRUSS instances.
>> The K3 AM65x and J721E SoCs have the next generation of the PRU-ICSS IP,
>> commonly called ICSSG. The ICSSG interrupt controller on K3 SoCs provide
>> a higher number of host interrupts (20 vs 10) and can handle an increased
>> number of input events (160 vs 64) from various SoC interrupt sources.
>> Add the bindings document for these interrupt controllers on all the
>> applicable SoCs. It covers the OMAP architecture SoCs - AM33xx, AM437x
>> and AM57xx; the Keystone 2 architecture based 66AK2G SoC; the Davinci
>> architecture based OMAPL138 SoCs, and the K3 architecture based AM65x
>> and J721E SoCs.
>> Signed-off-by: Suman Anna <s-anna@xxxxxx>
>> Signed-off-by: Andrew F. Davis <afd@xxxxxx>
>> Signed-off-by: Roger Quadros <rogerq@xxxxxx>
>> Prior version: https://patchwork.kernel.org/patch/10795771/
>> .../interrupt-controller/ti,pruss-intc.txt | 92 +++++++++++++++++++
>> 1 file changed, 92 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/interrupt-controller/ti,pruss-intc.txt
> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
Thanks Rob. I am going to submit a v2 with some minor reword changes
based on couple of comments, but no addition or removal of properties.
Should I be retaining your Reviewed-by for v2?