Messages in this thread | | | Subject | Re: [PATCH 02/17] irqchip: Add PLX Technology RPS IRQ Controller | From | Neil Armstrong <> | Date | Thu, 3 Mar 2016 17:56:08 +0100 |
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On 03/03/2016 04:32 PM, Ma Haijun wrote: > Hi Neil, > > Glad to see the mainline efforts of this SoC family. > > Previously, I did not really understand what this "RPS" stood for. > After some digging(1)., now I believe it means ARM's Reference Peripheral > Specification > though the spec itself seems not publicly available, the peripheral specs > are accessible. > The interrupt controller is an AMBA Interrupt Controller(2) and the timers > are > AMBA Timer(3). Besides, ARM Dual-Timer Module (SP804)(4) looks like an > extended version > of the AMBA timer > > 1) > http://infocenter.arm.com/help/topic/com.arm.doc.dai0030a/DAI0030A_sw_int_ap > psnote.pdf > 2) http://infocenter.arm.com/help/topic/com.arm.doc.ddi0047d/DDI0047.pdf > 3) http://infocenter.arm.com/help/topic/com.arm.doc.ddi0049c/AMBA_Timer.pdf > 4) http://infocenter.arm.com/help/topic/com.arm.doc.ddi0271d/DDI0271.pdf > > Regards, > Haijun
Hi Haijun,
Thanks for the tips !
Indeed the timer looks like the timer-sp804 actually upstream, I'll try this driver before posting a v2.
Concerning the IRQ controller, I did not find any similar drivers.
Marc, Arnd, should I create a specific "arm RPS irq controller" instead ?
Neil
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