From: mark.rutland@arm.com (Mark Rutland)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3] arm64: dts: r8a7795: Add Cortex-A53 CPU cores
Date: Fri, 17 Feb 2017 18:07:35 +0000 [thread overview]
Message-ID: <20170217180734.GA25876@leverpostej> (raw)
In-Reply-To: <1487343849-32616-1-git-send-email-geert+renesas@glider.be>
Hi,
On Fri, Feb 17, 2017 at 04:04:09PM +0100, Geert Uytterhoeven wrote:
> From: Takeshi Kihara <takeshi.kihara.df@renesas.com>
>
> This patch adds Cortex-A53 CPU cores to r8a7795 SoC for a total of 8
> cores (4 x Cortex-A57 + 4 x Cortex-A53).
> interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>,
> <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>,
> <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>,
> - <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
> + <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>;
> interrupt-affinity = <&a57_0>,
> <&a57_1>,
> <&a57_2>,
> - <&a57_3>;
> + <&a57_3>,
> + <&a53_0>,
> + <&a53_1>,
> + <&a53_2>,
> + <&a53_3>;
> };
This isn't quite right; the A53 cores should have a separate PMU node.
The PMU hardware is different across microarchitectures, and they must
be handled separately.
Thanks,
Mark.
next prev parent reply other threads:[~2017-02-17 18:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-17 15:04 [PATCH v3] arm64: dts: r8a7795: Add Cortex-A53 CPU cores Geert Uytterhoeven
2017-02-17 18:07 ` Mark Rutland [this message]
2017-02-23 14:07 ` Geert Uytterhoeven
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