From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0595BC28CBC for ; Wed, 6 May 2020 08:11:24 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id B8D5420661 for ; Wed, 6 May 2020 08:11:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="MhAm9FbD" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B8D5420661 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=NZTVzNazNW6lRK0I9arlom4QTUyHWkpbZq9bHNg0y4A=; b=MhAm9FbD1MRdZp 7KVXtLTouGMqpJHz0xXvl3ytBA9dyY/QRzLMQaGt4WgMuHgPErt3dIuOga52KrPkNX0ARH3bnCv6R 2MYCanA+vGxNaNPG1gOElcfMbci1GtsuzS8prwmLcN47/QPf3p7K5RyOKAUYHTkIeEbjQZCKNfmVh 9Fi0dxSxWwG6eccOT/axz2GEdhYyUBSAHcAH1AsPdcMqPDhNIl8ege329tCF4PNTolJMpYdVvZ+Hc TxlXq+fDKuA4AiO5DsuvbH3QFWQfytoiON8DSXQw1kVr8Ylz9yKdSX1OtTJ4MGwP4sBQ2F67hDyb7 sSge1KM3Mq3zyfc3ON9g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWF9G-0000lc-6y; Wed, 06 May 2020 08:11:22 +0000 Received: from relay1-d.mail.gandi.net ([217.70.183.193]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWF7p-0005Q9-DD for linux-arm-kernel@lists.infradead.org; Wed, 06 May 2020 08:09:56 +0000 X-Originating-IP: 86.202.105.35 Received: from localhost (lfbn-lyo-1-9-35.w86-202.abo.wanadoo.fr [86.202.105.35]) (Authenticated sender: alexandre.belloni@bootlin.com) by relay1-d.mail.gandi.net (Postfix) with ESMTPSA id 471DD240005; Wed, 6 May 2020 08:09:50 +0000 (UTC) From: Alexandre Belloni To: Daniel Lezcano Subject: [PATCH v3 9/9] clocksource/drivers/timer-atmel-tcb: add sama5d2 support Date: Wed, 6 May 2020 10:05:54 +0200 Message-Id: <20200506080554.283177-10-alexandre.belloni@bootlin.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200506080554.283177-1-alexandre.belloni@bootlin.com> References: <20200506080554.283177-1-alexandre.belloni@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200506_010953_629051_9B83B93D X-CRM114-Status: GOOD ( 12.27 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kamel.bouhara@bootlin.com, Alexandre Belloni , devicetree@vger.kernel.org, Sebastian Andrzej Siewior , linux-kernel@vger.kernel.org, Thomas Gleixner , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org The first divisor for the sama5d2 is actually the gclk selector. Because the currently remaining divisors are fitting the use case, currently ensure it is skipped. Signed-off-by: Alexandre Belloni --- drivers/clocksource/timer-atmel-tcb.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/clocksource/timer-atmel-tcb.c b/drivers/clocksource/timer-atmel-tcb.c index ccb77b9cb489..e373b02d509a 100644 --- a/drivers/clocksource/timer-atmel-tcb.c +++ b/drivers/clocksource/timer-atmel-tcb.c @@ -359,9 +359,15 @@ static struct atmel_tcb_config tcb_sam9x5_config = { .counter_width = 32, }; +static struct atmel_tcb_config tcb_sama5d2_config = { + .counter_width = 32, + .has_gclk = 1, +}; + static const struct of_device_id atmel_tcb_of_match[] = { { .compatible = "atmel,at91rm9200-tcb", .data = &tcb_rm9200_config, }, { .compatible = "atmel,at91sam9x5-tcb", .data = &tcb_sam9x5_config, }, + { .compatible = "atmel,sama5d2-tcb", .data = &tcb_sama5d2_config, }, { /* sentinel */ } }; @@ -426,7 +432,10 @@ static int __init tcb_clksrc_init(struct device_node *node) /* How fast will we be counting? Pick something over 5 MHz. */ rate = (u32) clk_get_rate(t0_clk); - for (i = 0; i < ARRAY_SIZE(atmel_tcb_divisors); i++) { + i = 0; + if (tc.tcb_config->has_gclk) + i = 1; + for (; i < ARRAY_SIZE(atmel_tcb_divisors); i++) { unsigned divisor = atmel_tcb_divisors[i]; unsigned tmp; -- 2.26.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel