From patchwork Fri Mar 3 13:36:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sunil V L X-Patchwork-Id: 659315 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C2DFEC64EC4 for ; Fri, 3 Mar 2023 13:39:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231386AbjCCNj3 (ORCPT ); Fri, 3 Mar 2023 08:39:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48112 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231295AbjCCNiu (ORCPT ); Fri, 3 Mar 2023 08:38:50 -0500 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9D20F5ADF8 for ; Fri, 3 Mar 2023 05:38:13 -0800 (PST) Received: by mail-pj1-x1030.google.com with SMTP id cp7-20020a17090afb8700b0023756229427so6168900pjb.1 for ; Fri, 03 Mar 2023 05:38:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1677850692; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=dMb23HWhySGYdHuXuceG1Hdu0cCgMlhnof5Rv5oG2UE=; b=YaLquxhCPRvn9XYOirByRSWmifW1Bn1w1P/4+23IN1f/6lO49egVrOidPasa7r+JPF WDNTXFtu6MYTmoqMyF7YnSg7ucqRtv3EKeD+Ugsew+MmlsK/sVg7aPZEfcC7fLlBZCH9 5k9eNzA9Ou6s9mb3gODhGum/QIUctlbY3rJtJz2yfiJCN6aVLuoU+SrNdOuWZ57pJx/2 OJ3JIi1t9OhDZg8c4RghkZVsvZ3MfSGFEFKnU7m1zh7fjPkHn5OZ736VSBWTSyb3qYL5 443k5gbPfEP521j4jODRVWWcX2m68/1WuaK3r2I2hWcdxtB0Sb6rYRhztyht9vmkA2sA xz3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1677850692; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=dMb23HWhySGYdHuXuceG1Hdu0cCgMlhnof5Rv5oG2UE=; b=rrTxQvn4ihAuQ3/uTx4WR+WYAwLupipRRVzCzOROkJPA/uJpLHbAyWlKAg3+aHajTL UEZ51QMZSW70jxMkDYCB0+b91ovhOFo9BooSWhKmgjXRh1BgCKwakx96rE3zS3utG4iQ nAeRkLqZ/loB1R3YPtGxEBUkI/v/UbN4izF03eXYQwweGyeyk8Yc9f9XQ1MERQD34t26 Avvi4RZvCFSAqrZOBhe9iveXVVSWgUlefngoH9l1bMxoO1zcb5vJzI8MQTQi0FgPlyfg OAYnMgeohtQeeYbFpVm83hhj6SBWjWZT9mK4w2brQTb5Z3GVtF3qis6j4XumPX+ilWMa 5zCw== X-Gm-Message-State: AO0yUKW4q1i7/KGLkHJJmFGaV145V9gJys0KkFXjjR4h1s6vMo4G0jhD OSfQVxIdcc7VWnfX8SlW2fdJdw== X-Google-Smtp-Source: AK7set+tm8aOgYZk9xBaZnStYA78ITXnao6Ey/Ao6F5/PsR7mqEz365HsV945p8qDb1vjZKOvue9gw== X-Received: by 2002:a17:902:ec8d:b0:19a:a9dd:ed3f with SMTP id x13-20020a170902ec8d00b0019aa9dded3fmr2238776plg.49.1677850692265; Fri, 03 Mar 2023 05:38:12 -0800 (PST) Received: from localhost.localdomain ([49.206.14.226]) by smtp.gmail.com with ESMTPSA id m9-20020a170902768900b0019ac5d3ee9dsm1533125pll.157.2023.03.03.05.38.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Mar 2023 05:38:12 -0800 (PST) From: Sunil V L To: linux-riscv@lists.infradead.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Cc: Palmer Dabbelt , Albert Ou , "Rafael J . Wysocki" , Len Brown , Thomas Gleixner , Marc Zyngier , Daniel Lezcano , Jonathan Corbet , Anup Patel , Andrew Jones , Atish Patra , 'Conor Dooley ' , Sunil V L , "Rafael J . Wysocki" Subject: [PATCH V3 16/20] clocksource/timer-riscv: Add ACPI support Date: Fri, 3 Mar 2023 19:06:43 +0530 Message-Id: <20230303133647.845095-17-sunilvl@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230303133647.845095-1-sunilvl@ventanamicro.com> References: <20230303133647.845095-1-sunilvl@ventanamicro.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Initialize the timer driver based on RHCT table on ACPI based platforms. Signed-off-by: Sunil V L Acked-by: Rafael J. Wysocki Reviewed-by: Andrew Jones --- drivers/clocksource/timer-riscv.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/clocksource/timer-riscv.c b/drivers/clocksource/timer-riscv.c index cecc4662293b..da3071b387eb 100644 --- a/drivers/clocksource/timer-riscv.c +++ b/drivers/clocksource/timer-riscv.c @@ -10,6 +10,7 @@ #define pr_fmt(fmt) "riscv-timer: " fmt +#include #include #include #include @@ -207,3 +208,13 @@ static int __init riscv_timer_init_dt(struct device_node *n) } TIMER_OF_DECLARE(riscv_timer, "riscv", riscv_timer_init_dt); + +#ifdef CONFIG_ACPI +static int __init riscv_timer_acpi_init(struct acpi_table_header *table) +{ + return riscv_timer_init_common(); +} + +TIMER_ACPI_DECLARE(aclint_mtimer, ACPI_SIG_RHCT, riscv_timer_acpi_init); + +#endif