From: Geert Uytterhoeven <geert+renesas@glider.be>
To: Magnus Damm <magnus.damm@gmail.com>
Cc: linux-renesas-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Geert Uytterhoeven <geert+renesas@glider.be>
Subject: [PATCH 0/5] arm64: dts: renesas: r8a779g0: CPU topology improvements
Date: Mon, 14 Nov 2022 13:48:59 +0100 [thread overview]
Message-ID: <cover.1668429870.git.geert+renesas@glider.be> (raw)
Hi all,
Currently, the R-Car V4H DTS describes a single Cortex-A76 CPU core
only. This patch series completes the description of the Cortex-A76
clusters by describing L3 caches, CPU cores 1-3, CPU map, PSCI for CPU
bring up, CPUIdle, CPU core clocks, and CPU core operating points.
This has been tested on the White-Hawk development board, where now all
4 Cortex-A76 CPU cores are available after boot. All but the first CPU
core can be controlled from sysfs (/sys/*/*/cpu/cpu[0-3]/online).
CPU core performance follows the CPU core clocks, when changing the
frequency of the latter.
I plan to queue this in renesas-devel for v6.2.
Thanks for your comments!
Geert Uytterhoeven (5):
arm64: dts: renesas: r8a779g0: Add L3 cache controller
arm64: dts: renesas: r8a779g0: Add secondary CA76 CPU cores
arm64: dts: renesas: r8a779g0: Add CPUIdle support
arm64: dts: renesas: r8a779g0: Add CPU core clocks
arm64: dts: renesas: r8a779g0: Add CA76 operating points
arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 130 +++++++++++++++++++++-
1 file changed, 125 insertions(+), 5 deletions(-)
--
2.25.1
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
WARNING: multiple messages have this Message-ID (diff)
From: Geert Uytterhoeven <geert+renesas@glider.be>
To: Magnus Damm <magnus.damm@gmail.com>
Cc: linux-renesas-soc@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Geert Uytterhoeven <geert+renesas@glider.be>
Subject: [PATCH 0/5] arm64: dts: renesas: r8a779g0: CPU topology improvements
Date: Mon, 14 Nov 2022 13:48:59 +0100 [thread overview]
Message-ID: <cover.1668429870.git.geert+renesas@glider.be> (raw)
Hi all,
Currently, the R-Car V4H DTS describes a single Cortex-A76 CPU core
only. This patch series completes the description of the Cortex-A76
clusters by describing L3 caches, CPU cores 1-3, CPU map, PSCI for CPU
bring up, CPUIdle, CPU core clocks, and CPU core operating points.
This has been tested on the White-Hawk development board, where now all
4 Cortex-A76 CPU cores are available after boot. All but the first CPU
core can be controlled from sysfs (/sys/*/*/cpu/cpu[0-3]/online).
CPU core performance follows the CPU core clocks, when changing the
frequency of the latter.
I plan to queue this in renesas-devel for v6.2.
Thanks for your comments!
Geert Uytterhoeven (5):
arm64: dts: renesas: r8a779g0: Add L3 cache controller
arm64: dts: renesas: r8a779g0: Add secondary CA76 CPU cores
arm64: dts: renesas: r8a779g0: Add CPUIdle support
arm64: dts: renesas: r8a779g0: Add CPU core clocks
arm64: dts: renesas: r8a779g0: Add CA76 operating points
arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 130 +++++++++++++++++++++-
1 file changed, 125 insertions(+), 5 deletions(-)
--
2.25.1
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2022-11-14 12:49 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-14 12:48 Geert Uytterhoeven [this message]
2022-11-14 12:48 ` [PATCH 0/5] arm64: dts: renesas: r8a779g0: CPU topology improvements Geert Uytterhoeven
2022-11-14 12:49 ` [PATCH 1/5] arm64: dts: renesas: r8a779g0: Add L3 cache controller Geert Uytterhoeven
2022-11-14 12:49 ` Geert Uytterhoeven
2022-11-14 12:49 ` [PATCH 2/5] arm64: dts: renesas: r8a779g0: Add secondary CA76 CPU cores Geert Uytterhoeven
2022-11-14 12:49 ` Geert Uytterhoeven
2022-11-14 12:49 ` [PATCH 3/5] arm64: dts: renesas: r8a779g0: Add CPUIdle support Geert Uytterhoeven
2022-11-14 12:49 ` Geert Uytterhoeven
2022-11-14 12:49 ` [PATCH 4/5] arm64: dts: renesas: r8a779g0: Add CPU core clocks Geert Uytterhoeven
2022-11-14 12:49 ` Geert Uytterhoeven
2022-11-14 12:49 ` [PATCH 5/5] arm64: dts: renesas: r8a779g0: Add CA76 operating points Geert Uytterhoeven
2022-11-14 12:49 ` Geert Uytterhoeven
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