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[144.49.247.0]) by smtp-relay.gmail.com with ESMTPS id 71dfb90a1353d-5bf6f8283c7sm1580877e0c.8.2026.07.13.09.15.18 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 13 Jul 2026 09:15:18 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-pj1-f69.google.com with SMTP id 98e67ed59e1d1-37d4eede8ccso2678344a91.0 for ; Mon, 13 Jul 2026 09:15:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1783959317; x=1784564117; darn=vger.kernel.org; h=content-transfer-encoding:content-type:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to :content-type; bh=4myrzpcV5cUM4yz59ZTbnlSvPcHQdnJLHv+wrB4J8no=; b=eHB0qf77HT+WuboSq4ZgSH2BDxFYosjBXknh/LbK3iyxhPgad69JC+Y8MuBmTXi7sz i13KRsZJx70pDLVvb3AHwrYT8OLj22v97E34WiKzm5Gn6Hm1c3v6RvqAE8S+6i+1XH+W Hq+fkEOBprAPHnOocaaTf2tcWXGQaoE+tWGcU= X-Received: by 2002:a17:90b:4d8d:b0:387:e0bb:57fd with SMTP id 98e67ed59e1d1-38dc7ba2aa6mr8816597a91.36.1783959317075; Mon, 13 Jul 2026 09:15:17 -0700 (PDT) X-Received: by 2002:a17:90b:4d8d:b0:387:e0bb:57fd with SMTP id 98e67ed59e1d1-38dc7ba2aa6mr8816545a91.36.1783959316473; Mon, 13 Jul 2026 09:15:16 -0700 (PDT) Received: from [10.67.48.245] ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-313b9ca880fsm29475375eec.23.2026.07.13.09.15.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 13 Jul 2026 09:15:15 -0700 (PDT) Message-ID: Date: Mon, 13 Jul 2026 09:15:14 -0700 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm64: dts: broadcom: bcm2712: Remove non-functional EL2 virtual timer To: Daniel Drake , maz@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, bcm-kernel-feedback-list@broadcom.com Cc: devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, m.szyprowski@samsung.com, andrea.porta@suse.com References: <20260619204832.586079-1-dan@reactivated.net> Content-Language: en-US, fr-FR From: Florian Fainelli Autocrypt: addr=florian.fainelli@broadcom.com; keydata= xsBNBFPAG8ABCAC3EO02urEwipgbUNJ1r6oI2Vr/+uE389lSEShN2PmL3MVnzhViSAtrYxeT M0Txqn1tOWoIc4QUl6Ggqf5KP6FoRkCrgMMTnUAINsINYXK+3OLe7HjP10h2jDRX4Ajs4Ghs JrZOBru6rH0YrgAhr6O5gG7NE1jhly+EsOa2MpwOiXO4DE/YKZGuVe6Bh87WqmILs9KvnNrQ PcycQnYKTVpqE95d4M824M5cuRB6D1GrYovCsjA9uxo22kPdOoQRAu5gBBn3AdtALFyQj9DQ KQuc39/i/Kt6XLZ/RsBc6qLs+p+JnEuPJngTSfWvzGjpx0nkwCMi4yBb+xk7Hki4kEslABEB AAHNMEZsb3JpYW4gRmFpbmVsbGkgPGZsb3JpYW4uZmFpbmVsbGlAYnJvYWRjb20uY29tPsLB IQQQAQgAywUCZWl41AUJI+Jo+hcKAAG/SMv+fS3xUQWa0NryPuoRGjsA3SAUAAAAAAAWAAFr ZXktdXNhZ2UtbWFza0BwZ3AuY29tjDAUgAAAAAAgAAdwcmVmZXJyZWQtZW1haWwtZW5jb2Rp bmdAcGdwLmNvbXBncG1pbWUICwkIBwMCAQoFF4AAAAAZGGxkYXA6Ly9rZXlzLmJyb2FkY29t Lm5ldAUbAwAAAAMWAgEFHgEAAAAEFQgJChYhBNXZKpfnkVze1+R8aIExtcQpvGagAAoJEIEx tcQpvGagWPEH/2l0DNr9QkTwJUxOoP9wgHfmVhqc0ZlDsBFv91I3BbhGKI5UATbipKNqG13Z TsBrJHcrnCqnTRS+8n9/myOF0ng2A4YT0EJnayzHugXm+hrkO5O9UEPJ8a+0553VqyoFhHqA zjxj8fUu1px5cbb4R9G4UAySqyeLLeqnYLCKb4+GklGSBGsLMYvLmIDNYlkhMdnnzsSUAS61 WJYW6jjnzMwuKJ0ZHv7xZvSHyhIsFRiYiEs44kiYjbUUMcXor/uLEuTIazGrE3MahuGdjpT2 IOjoMiTsbMc0yfhHp6G/2E769oDXMVxCCbMVpA+LUtVIQEA+8Zr6mX0Yk4nDS7OiBlvOwE0E U8AbwQEIAKxr71oqe+0+MYCc7WafWEcpQHFUwvYLcdBoOnmJPxDwDRpvU5LhqSPvk/yJdh9k 4xUDQu3rm1qIW2I9Puk5n/Jz/lZsqGw8T13DKyu8eMcvaA/irm9lX9El27DPHy/0qsxmxVmU pu9y9S+BmaMb2CM9IuyxMWEl9ruWFS2jAWh/R8CrdnL6+zLk60R7XGzmSJqF09vYNlJ6Bdbs MWDXkYWWP5Ub1ZJGNJQ4qT7g8IN0qXxzLQsmz6tbgLMEHYBGx80bBF8AkdThd6SLhreCN7Uh IR/5NXGqotAZao2xlDpJLuOMQtoH9WVNuuxQQZHVd8if+yp6yRJ5DAmIUt5CCPcAEQEAAcLB gQQYAQIBKwUCU8AbwgUbDAAAAMBdIAQZAQgABgUCU8AbwQAKCRCTYAaomC8PVQ0VCACWk3n+ obFABEp5Rg6Qvspi9kWXcwCcfZV41OIYWhXMoc57ssjCand5noZi8bKg0bxw4qsg+9cNgZ3P N/DFWcNKcAT3Z2/4fTnJqdJS//YcEhlr8uGs+ZWFcqAPbteFCM4dGDRruo69IrHfyyQGx16s CcFlrN8vD066RKevFepb/ml7eYEdN5SRALyEdQMKeCSf3mectdoECEqdF/MWpfWIYQ1hEfdm C2Kztm+h3Nkt9ZQLqc3wsPJZmbD9T0c9Rphfypgw/SfTf2/CHoYVkKqwUIzI59itl5Lze+R5 wDByhWHx2Ud2R7SudmT9XK1e0x7W7a5z11Q6vrzuED5nQvkhAAoJEIExtcQpvGagugcIAJd5 EYe6KM6Y6RvI6TvHp+QgbU5dxvjqSiSvam0Ms3QrLidCtantcGT2Wz/2PlbZqkoJxMQc40rb fXa4xQSvJYj0GWpadrDJUvUu3LEsunDCxdWrmbmwGRKqZraV2oG7YEddmDqOe0Xm/NxeSobc MIlnaE6V0U8f5zNHB7Y46yJjjYT/Ds1TJo3pvwevDWPvv6rdBeV07D9s43frUS6xYd1uFxHC 7dZYWJjZmyUf5evr1W1gCgwLXG0PEi9n3qmz1lelQ8lSocmvxBKtMbX/OKhAfuP/iIwnTsww 95A2SaPiQZA51NywV8OFgsN0ITl2PlZ4Tp9hHERDe6nQCsNI/Us= In-Reply-To: <20260619204832.586079-1-dan@reactivated.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e On 6/19/26 13:48, Daniel Drake wrote: > Commit d87773de9efe1 ("clocksource/drivers/arm_arch_timer: Default to > EL2 virtual timer when running VHE") causes boot to hang on > Raspberry Pi 5. The newly-selected EL2 virtual timer does not generate > any interrupts, even though the GIC_DIST_ENABLE_SET flag has been > confirmed set via readback. > > The reasons for this failure are unknown, however it is likely that > this timer was never tested. Raspberry Pi's original devicetree did > not include this timer interrupt; it was only introduced via a > suggestion[1] made in code review as part of the upstreaming process. > (Current RPi firmware versions do include this timer, but only because > they rebased on top of the upstreamed devicetree starting with > Linux 6.12) > > Until more is known about this non-firing timer interrupt, remove > the devicetree entry to enable RPi5 devices to boot. > > [1] https://lore.kernel.org/all/12363be5b11c752b7155cc0c416fdfd2@kernel.org/ > > Reported-by: Marek Szyprowski > Closes: https://lore.kernel.org/all/ea15cce1-b393-43f6-8d58-3d6f90f0c0cd@samsung.com/ > Signed-off-by: Daniel Drake We know why now: the interrupt line was never connected in the first place as this was not identified as being a requirement *sigh*. Can you amend your patch with that detail, re-submit and add a: Fixes: faa3381267d0 ("arm64: dts: broadcom: Add minimal support for Raspberry Pi 5") Thank you Daniel! -- Florian