From: Lukas Timmermann <linux@timmermann.space>
To: Russell King <linux@armlinux.org.uk>,
Krzysztof Kozlowski <krzk@kernel.org>,
Alim Akhtar <alim.akhtar@samsung.com>
Cc: Alexandre Marquet <tb@a-marquet.fr>,
Lukas Timmermann <linux@timmermann.space>,
linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 3/3] ARM: samsung: exynos5250: Allow CPU1 to boot
Date: Thu, 20 Nov 2025 15:40:16 +0100 [thread overview]
Message-ID: <20251120144018.961604-4-linux@timmermann.space> (raw)
In-Reply-To: <20251120144018.961604-1-linux@timmermann.space>
From: Alexandre Marquet <tb@a-marquet.fr>
Add an exception to let the secondary CPU boot.
Signed-off-by: Alexandre Marquet <tb@a-marquet.fr>
Signed-off-by: Lukas Timmermann <linux@timmermann.space>
---
arch/arm/mach-exynos/firmware.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-exynos/firmware.c b/arch/arm/mach-exynos/firmware.c
index a5e22678e27b..80e645b4d338 100644
--- a/arch/arm/mach-exynos/firmware.c
+++ b/arch/arm/mach-exynos/firmware.c
@@ -61,10 +61,10 @@ static int exynos_cpu_boot(int cpu)
* Exynos3250 doesn't need to send smc command for secondary CPU boot
* because Exynos3250 removes WFE in secure mode.
*
- * On Exynos5 devices the call is ignored by trustzone firmware.
+ * On most Exynos5 devices the call is ignored by trustzone firmware.
*/
if (!soc_is_exynos4210() && !soc_is_exynos4212() &&
- !soc_is_exynos4412())
+ !soc_is_exynos4412() && !of_machine_is_compatible("samsung,nexus10-manta"))
return 0;
/*
--
2.52.0
prev parent reply other threads:[~2025-11-20 14:43 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20251120144018.961604-1-linux@timmermann.space>
2025-11-20 14:40 ` [PATCH 1/3] dt-bindings: ARM: samsung: Add Samsung Manta (Google Nexus 10) Lukas Timmermann
2025-11-21 9:04 ` Krzysztof Kozlowski
2025-11-21 13:45 ` Lukas Timmermann
2025-11-21 17:24 ` Krzysztof Kozlowski
2025-11-21 18:07 ` Lukas Timmermann
2025-11-21 18:10 ` Krzysztof Kozlowski
2025-11-20 14:40 ` [PATCH 2/3] ARM: dts: exynos: " Lukas Timmermann
2025-11-20 17:31 ` Henrik Grimler
2025-11-20 17:36 ` Krzysztof Kozlowski
2025-11-20 20:27 ` Lukas Timmermann
2025-11-20 20:29 ` Lukas Timmermann
2025-11-20 14:40 ` Lukas Timmermann [this message]
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