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 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 191FDC83F1A for ; Thu, 10 Jul 2025 21:36:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0oE5ojpTfEpdVpEKQQtpdJxrXOQNvzks+dY6XHwBMs8=; b=UiiQCoW0dWXnYk1VJUjdnAeSNH Go9pZwc2hFj6wqp23vHxAkMSoTK1PABJvD9ilRynAweil6GNtI5qd5X1a8FQidstny/vgD8OIs/+i Z3fQqeP8AinLaEJnBJDTsf/h2rjcNU3YpO1C5TJql9NUc+bAbVF9nln4JttUzkVJSM/B9AreWWmlm J5BuKCNlNJkkblHap9Fa7VGBkdtadoUJNB+0UM3fJ7pqmxo0dsxQ2JHz2NQ2w1SxZsq+RxQEm0Egj tBTEdNUPH7Bb9XicZ646cKMruu1s77KPvUCQEbCk3j+tREDwt3SwVpItnaGOVLNQ4TDjFcAOvyUU2 zhiBLMnQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uZywI-0000000D4p0-3ctq; Thu, 10 Jul 2025 21:36:22 +0000 Received: from esa.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uZxYX-0000000CsxW-2ZCP for linux-arm-kernel@lists.infradead.org; Thu, 10 Jul 2025 20:07:46 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1752178066; x=1783714066; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=t0SSORaKE/2bjrqsbe5GGJ2HRf1IqwuYJphL8uhM3rc=; b=GbFnkKLAy+POXeADQW0NePhfAZdVQPNmBVxLvmdrsyU8QpgwVksT+gv6 E1SbWqxmc8T8kkRojtnIWATsH3/U/5Kje9pH/JZf6XWUHyt1UBrMF0VQY 7+3F+bkWVext3QzVEwrJXqSPh5KRexwhdBYCUuumG03Wcb9oFyXMFUIss 5d0UUGhGUKBpf4dX3SxfVJrVJgo330HTmDjQCNEd+pMBlMPHECmDTLKzq YtT+LqL4k7YsyyjWcQ8IgNyEXNKavB5FXPednBD+amGdZrZnse32G+8oX g/23f+tUXt7uMdwTneBA3l1kzjzq76FVFs6HUKC1raI/rLOfL+Fv3wAAc g==; X-CSE-ConnectionGUID: qOQSLemoQZOGUxBCHa7nXg== X-CSE-MsgGUID: ly4bFosgR5uyCKps6m4j7g== X-IronPort-AV: E=Sophos;i="6.16,301,1744095600"; d="scan'208";a="275215678" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa5.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 10 Jul 2025 13:07:38 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.44; Thu, 10 Jul 2025 13:07:33 -0700 Received: from ryan-Precision-3630-Tower.microchip.com (10.10.85.11) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.44 via Frontend Transport; Thu, 10 Jul 2025 13:07:33 -0700 From: To: , , , , CC: , , , , Subject: [PATCH v3 20/32] clk: at91: clk-slow: add support for parent_hw Date: Thu, 10 Jul 2025 13:07:13 -0700 Message-ID: <1450fe7c64df3fb1b3123633c5edce6708a5a5d6.1752176711.git.Ryan.Wanner@microchip.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250710_130745_658879_5D333DAC X-CRM114-Status: GOOD ( 15.50 ) 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 From: Claudiu Beznea Add support for parent_hw in slow clock drivers. With this parent-child relation is described with pointers rather than strings making registration a bit faster. All the SoC based drivers that rely on clk-slow were adapted to the new API change. The switch itself for SoCs will be done in subsequent patches. Signed-off-by: Claudiu Beznea Signed-off-by: Ryan Wanner --- drivers/clk/at91/at91sam9260.c | 2 +- drivers/clk/at91/clk-slow.c | 8 ++++++-- drivers/clk/at91/dt-compat.c | 2 +- drivers/clk/at91/pmc.h | 1 + 4 files changed, 9 insertions(+), 4 deletions(-) diff --git a/drivers/clk/at91/at91sam9260.c b/drivers/clk/at91/at91sam9260.c index f39deb3ec00a..55350331b07e 100644 --- a/drivers/clk/at91/at91sam9260.c +++ b/drivers/clk/at91/at91sam9260.c @@ -385,7 +385,7 @@ static void __init at91sam926x_pmc_setup(struct device_node *np, parent_names[0] = "slow_rc_osc"; parent_names[1] = "slow_xtal"; hw = at91_clk_register_sam9260_slow(regmap, "slck", - parent_names, 2); + parent_names, NULL, 2); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/clk-slow.c b/drivers/clk/at91/clk-slow.c index ac9f7a48b76e..5b7fc6210e09 100644 --- a/drivers/clk/at91/clk-slow.c +++ b/drivers/clk/at91/clk-slow.c @@ -39,11 +39,12 @@ struct clk_hw * __init at91_clk_register_sam9260_slow(struct regmap *regmap, const char *name, const char **parent_names, + struct clk_parent_data *parent_data, int num_parents) { struct clk_sam9260_slow *slowck; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init = {}; int ret; if (!name) @@ -58,7 +59,10 @@ at91_clk_register_sam9260_slow(struct regmap *regmap, init.name = name; init.ops = &sam9260_slow_ops; - init.parent_names = parent_names; + if (parent_data) + init.parent_data = (const struct clk_parent_data *)&parent_data; + else + init.parent_names = parent_names; init.num_parents = num_parents; init.flags = 0; diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c index 5afd7c9f53fd..fa8658d3be7b 100644 --- a/drivers/clk/at91/dt-compat.c +++ b/drivers/clk/at91/dt-compat.c @@ -823,7 +823,7 @@ static void __init of_at91sam9260_clk_slow_setup(struct device_node *np) of_property_read_string(np, "clock-output-names", &name); - hw = at91_clk_register_sam9260_slow(regmap, name, parent_names, + hw = at91_clk_register_sam9260_slow(regmap, name, parent_names, NULL, num_parents); if (IS_ERR(hw)) return; diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h index e5ab2fb3bc89..24c32e42f264 100644 --- a/drivers/clk/at91/pmc.h +++ b/drivers/clk/at91/pmc.h @@ -273,6 +273,7 @@ struct clk_hw * __init at91_clk_register_sam9260_slow(struct regmap *regmap, const char *name, const char **parent_names, + struct clk_parent_data *parent_data, int num_parents); struct clk_hw * __init -- 2.43.0