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Message-ID: <20240829185240.GA914553-robh@kernel.org>
Date: Thu, 29 Aug 2024 13:52:40 -0500
From: Rob Herring <robh@...nel.org>
To: Nikunj Kela <quic_nkela@...cinc.com>
Cc: andersson@...nel.org, konradybcio@...nel.org, krzk+dt@...nel.org,
	conor+dt@...nel.org, rafael@...nel.org, viresh.kumar@...aro.org,
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	sudeep.holla@....com, andi.shyti@...nel.org, tglx@...utronix.de,
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	lee@...nel.org, linus.walleij@...aro.org, amitk@...nel.org,
	thara.gopinath@...il.com, broonie@...nel.org,
	wim@...ux-watchdog.org, linux@...ck-us.net, robin.murphy@....com,
	cristian.marussi@....com, rui.zhang@...el.com, lukasz.luba@....com,
	vkoul@...nel.org, quic_gurus@...cinc.com, agross@...nel.org,
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	arm-scmi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-i2c@...r.kernel.org, iommu@...ts.linux.dev,
	linux-gpio@...r.kernel.org, linux-serial@...r.kernel.org,
	linux-spi@...r.kernel.org, linux-watchdog@...r.kernel.org,
	kernel@...cinc.com, quic_psodagud@...cinc.com,
	quic_tsoni@...cinc.com, quic_shazhuss@...cinc.com
Subject: Re: [PATCH 21/22] ARM: dt: GIC: add extended SPI specifier

On Wed, Aug 28, 2024 at 01:37:20PM -0700, Nikunj Kela wrote:
> Add interrupt specifier for extended SPI interrupts.

What's an "extended SPI"? Is this a GIC spec thing? If so, what version?

> 
> Qualcomm SA8255p platform uses extended SPI for SCMI 'a2p' doorbells.
> 
> Signed-off-by: Nikunj Kela <quic_nkela@...cinc.com>
> ---
>  include/dt-bindings/interrupt-controller/arm-gic.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/include/dt-bindings/interrupt-controller/arm-gic.h b/include/dt-bindings/interrupt-controller/arm-gic.h
> index 35b6f69b7db6..9c06248446b7 100644
> --- a/include/dt-bindings/interrupt-controller/arm-gic.h
> +++ b/include/dt-bindings/interrupt-controller/arm-gic.h
> @@ -12,6 +12,7 @@
>  
>  #define GIC_SPI 0
>  #define GIC_PPI 1
> +#define GIC_ESPI 2
>  
>  /*
>   * Interrupt specifier cell 2.
> -- 
> 2.34.1
> 

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