From patchwork Wed May 22 17:44:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 13671009 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C4A8CC25B78 for ; Wed, 22 May 2024 17:45:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:Message-Id:MIME-Version:Subject: Date:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=UW4XP4XOguvjHkfexgDyccmUa5AutAk0Llid2Gqv/7Y=; b=zA0uWdFBRCBFM8 H2MUOzy+7VaRsogKxHwNbYu+ojFsaxGI1yF/m1vbs7FuKygcrZ3hC1hJpDTu+fP13tTBBLm3Tch2G GhC7j/HAbziKWMbAP2dD7VKDEKAucxwVBdvvkTMmG1RkZeNaE1LZ46jO2SRTXMbLI/AAuox9FDcm6 imgTH6kkfzpxpAva2B72dwrDQGuegUSFbEb6/joLYDuQ8lICz8Rfs6X8hVai1u8zsmZD8mo9tFPA9 901ylPPo1n/LFQEcPwIim8quRIZ9YAUPjuSsyeVCUE1Au8PgxusZd/tCzw8jsUv3a8R+bs0eVkT/V FffRGUi40ZgRMIyxfG/A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s9q1J-00000003h2T-3NUC; Wed, 22 May 2024 17:44:57 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s9q1H-00000003h20-2HUB for linux-arm-kernel@lists.infradead.org; Wed, 22 May 2024 17:44:56 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id D77B362A53; Wed, 22 May 2024 17:44:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E1172C2BBFC; Wed, 22 May 2024 17:44:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1716399894; bh=ISa/9A9sTfOrlUnAeGnim+Gt5o4gpr/3BuYQQpAPN2E=; h=From:Date:Subject:To:Cc:From; b=clnf1PVx5pjEIBXXPLoZHu7Wc9+wp7wYokdhCiFEUIWQksZfqGuAtYCxEf8OGiZS8 bCvXCk39ABvG925EuhFZ35B2nOruJKwf8T9istziSOsn4Fa5ConD+srCCQuD9iL/Ew WETLZinMfQQ6uecsxLhY2mQAgr7NO7ughzPcsrKZJY3m/XD5jsT1NyhbJ0k9LAAU2K 7vCMi3/t/Kql0Q3b5imC0a4ec4fTDNdNhvqMhhk67X2BxTNYgynYXNkjj5oMDJe1jU joIGQLta4OMjKbVteqr3L0EWJyQnuL4pXDqQtBtkS5Fc2E2TSLnuqEo6ga8Cz0zZ0C 4ckwKiNAhKGpQ== From: Mark Brown Date: Wed, 22 May 2024 18:44:41 +0100 Subject: [PATCH] clocksource: sp804: Make user selectable MIME-Version: 1.0 Message-Id: <20240522-arm64-vexpress-sp804-v1-1-0344cd42eb77@kernel.org> X-B4-Tracking: v=1; b=H4sIAAgvTmYC/x2MSQqAMAwAvyI5G6i11uUr4kHbqDm40EARin+3e ByGmQRCgUlgKBIEiix8nRmqsgC3z+dGyD4zaKWNarTGORzWYKTnDiSCcnfKYG0bb/u6W1TrIKf Zrfz823F63w9Kr0K/ZgAAAA== To: Daniel Lezcano , Thomas Gleixner , David Abdurachmanov Cc: Sudeep Holla , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Ross Burton , Mark Brown X-Mailer: b4 0.14-dev-621fa X-Developer-Signature: v=1; a=openpgp-sha256; l=1729; i=broonie@kernel.org; h=from:subject:message-id; bh=ISa/9A9sTfOrlUnAeGnim+Gt5o4gpr/3BuYQQpAPN2E=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBmTi8TQANlzhzfGOBFS1jd6/1jJABcH9JyDpWkLZOO ikTKWJqJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZk4vEwAKCRAk1otyXVSH0OBCB/ 0aZpC6NKdXSpgQyq9v0fvqYE9FhffOVFgF6tT3x8iUzVJk0Ie5DmJK0S7qx7o2xU7iRq6PRlSGsAgR njHkxfVrWetShIZ7Paq4PxA4pB8yti98rw8FsxOuICJjtMeErJj+lx4/NLEgbrpzm7DTHZcgMrX/SI OChKJZ3TkgNaIy872LmoIejlK9QRZ1Mf8aNGzUJi5fleIAi2V1i1yT6IIcmpKbb/gN/b04tEQfaBbM T8j/ouOAbEbiu/7cy744tPe+8h+mKl6byuSrD7dNYKfbela270OLBGH4On9X1h+Cj9IZ1YuYKFFgrP Uu0wAhxV9aX0poip0AqR6v5YHbzFXv X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240522_104455_727143_F595B135 X-CRM114-Status: GOOD ( 12.35 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The sp804 is currently only user selectable if COMPILE_TEST, this was done by commit dfc82faad725 ("clocksource/drivers/sp804: Add COMPILE_TEST to CONFIG_ARM_TIMER_SP804") in order to avoid it being spuriously offered on platforms that won't have the hardware since it's generally only seen on Arm based platforms. This config is overly restrictive, while platforms that rely on the SP804 do select it in their Kconfig there are others such as the Arm fast models which have a SP804 available but currently unused by Linux. Relax the dependency to allow it to be user selectable on arm and arm64 to avoid surprises and in case someone comes up with a use for extra timer hardware. Fixes: dfc82faad725 ("clocksource/drivers/sp804: Add COMPILE_TEST to CONFIG_ARM_TIMER_SP804") Reported-by: Ross Burton Signed-off-by: Mark Brown Reviewed-by: Sudeep Holla --- drivers/clocksource/Kconfig | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- base-commit: a38297e3fb012ddfa7ce0321a7e5a8daeb1872b6 change-id: 20240522-arm64-vexpress-sp804-365d6938b07c Best regards, diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index 34faa0320ece..ca6045f90000 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -390,7 +390,8 @@ config ARM_GT_INITIAL_PRESCALER_VAL This affects CPU_FREQ max delta from the initial frequency. config ARM_TIMER_SP804 - bool "Support for Dual Timer SP804 module" if COMPILE_TEST + bool "Support for Dual Timer SP804 module" + depends on ARM || ARM64 || COMPILE_TEST depends on GENERIC_SCHED_CLOCK && HAVE_CLK select CLKSRC_MMIO select TIMER_OF if OF