From: Marc Zyngier <maz@kernel.org>
To: Andrea della Porta <andrea.porta@suse.com>
Cc: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Florian Fainelli <florian.fainelli@broadcom.com>,
Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
Broadcom internal kernel review list
<bcm-kernel-feedback-list@broadcom.com>,
Ulf Hansson <ulf.hansson@linaro.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Kamal Dasu <kamal.dasu@broadcom.com>,
Al Cooper <alcooperx@gmail.com>, Eric Anholt <eric@anholt.net>,
Stefan Wahren <wahrenst@gmx.net>,
devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org
Subject: Re: [PATCH v2 4/4] arm64: dts: broadcom: Add support for BCM2712
Date: Fri, 10 May 2024 17:13:13 +0100 [thread overview]
Message-ID: <12363be5b11c752b7155cc0c416fdfd2@kernel.org> (raw)
In-Reply-To: <59a3015c3a6f2f0b70a38c030274a163773e7757.1715332922.git.andrea.porta@suse.com>
On 2024-05-10 15:35, Andrea della Porta wrote:
> The BCM2712 SoC family can be found on Raspberry Pi 5.
> Add minimal SoC and board (Rpi5 specific) dts file to be able to
> boot from SD card and use console on debug UART.
>
> Signed-off-by: Andrea della Porta <andrea.porta@suse.com>
> ---
> arch/arm64/boot/dts/broadcom/Makefile | 1 +
> .../boot/dts/broadcom/bcm2712-rpi-5-b.dts | 62 ++++
> arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 302 ++++++++++++++++++
> 3 files changed, 365 insertions(+)
> create mode 100644 arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
> create mode 100644 arch/arm64/boot/dts/broadcom/bcm2712.dtsi
>
[...]
> + psci {
> + method = "smc";
> + compatible = "arm,psci-1.0", "arm,psci-0.2", "arm,psci";
> + cpu_on = <0xc4000003>;
> + cpu_suspend = <0xc4000001>;
> + cpu_off = <0x84000002>;
Please drop the PSCI function numbers. From PSCI-0.2, these are
standard,
and what is implemented is discoverable.
> + };
> +
[...]
> + timer {
> + compatible = "arm,armv8-timer";
> + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |
> + IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) |
> + IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) |
> + IRQ_TYPE_LEVEL_LOW)>,
> + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) |
> + IRQ_TYPE_LEVEL_LOW)>;
This is missing the EL2 virtual timer interrupt, as this is a
VHE-capable
system.
> + /* This only applies to the ARMv7 stub */
> + arm,cpu-registers-not-fw-configured;
Please drop this. It makes no sense on a modern platform.
> + };
> +};
Thanks,
M.
--
Jazz is not dead. It just smells funny...
next prev parent reply other threads:[~2024-05-10 16:13 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-10 14:35 [PATCH v2 0/4] Add minimal boot support for Raspberry Pi 5 Andrea della Porta
2024-05-10 14:35 ` [PATCH v2 1/4] dt-bindings: arm: bcm: Add BCM2712 SoC support Andrea della Porta
2024-05-10 18:40 ` Stefan Wahren
2024-05-10 21:33 ` Conor Dooley
2024-05-20 13:37 ` Krzysztof Kozlowski
2024-05-10 14:35 ` [PATCH v2 2/4] dt-bindings: mmc: Add support for BCM2712 SD host controller Andrea della Porta
2024-05-10 19:01 ` Stefan Wahren
2024-05-13 18:58 ` Rob Herring
2024-05-10 14:35 ` [PATCH v2 3/4] mmc: sdhci-brcmstb: Add BCM2712 support Andrea della Porta
2024-05-10 19:22 ` Stefan Wahren
2024-05-10 14:35 ` [PATCH v2 4/4] arm64: dts: broadcom: Add support for BCM2712 Andrea della Porta
2024-05-10 16:13 ` Marc Zyngier [this message]
2024-05-10 16:14 ` Florian Fainelli
2024-05-16 8:36 ` Andrea della Porta
2024-05-20 18:03 ` Florian Fainelli
2024-05-10 19:43 ` Stefan Wahren
2024-05-13 13:27 ` [PATCH v2 0/4] Add minimal boot support for Raspberry Pi 5 Rob Herring (Arm)
2024-05-16 10:32 ` Andrea della Porta
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