From nobody Mon Feb 9 17:58:29 2026 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 27086EB64DD for ; Thu, 27 Jul 2023 05:36:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231916AbjG0FgM (ORCPT ); Thu, 27 Jul 2023 01:36:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53968 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232071AbjG0Fft (ORCPT ); Thu, 27 Jul 2023 01:35:49 -0400 Received: from mail-pl1-x633.google.com (mail-pl1-x633.google.com [IPv6:2607:f8b0:4864:20::633]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BB5D13AAE for ; Wed, 26 Jul 2023 22:35:04 -0700 (PDT) Received: by mail-pl1-x633.google.com with SMTP id d9443c01a7336-1bb8e45185bso3486635ad.1 for ; Wed, 26 Jul 2023 22:35:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tuxon.dev; s=google; t=1690436087; x=1691040887; 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=o/6KrvhXqa5iLUixbjzuBMiv5UYsjXjQw1Ru7hJmwyo=; b=p7tqgkwFoLsNlG4MKl0lVbtVdD+bXOGOQxOh6qFvDVQ71iCs2xwdGom9AGn/uqw8l3 uo/Ts0xEX36uzQgg8NN28OubEeAM+X41hXn52DW/S/pNFHiIKFKDN1VolkzW0MkY8UHf TFVdbFpTVlsPy0vYRQ+qZcQHSONLtM3/qxZ94DiudPxmDxfeUPDw/fbOGW9Z1gavoavn E66e3X8MNL2EhipQO5qxbTepxclX8z1Monf/djmATYpDtnCVuYWiwdKfde7LrVuakRsR 4aNS2WZIqB+hUeYktFBs7F50JstPJzh+HGoH1R9nXSSj8+wd2MqNmN6XdKqG8PWv2tyI KVlg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690436087; x=1691040887; 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=o/6KrvhXqa5iLUixbjzuBMiv5UYsjXjQw1Ru7hJmwyo=; b=fQItVWlpLL0jx/8zf/TOzUT/9CG85QqUcikZkODJUf6q2zzYQOmfNyG/FKPCM2sZA/ e9Hi/8wZJvzbJGTAwnfLKUpfQYBcsJY8iED4zMHPGkSjh4+BdQc7UMLl/jfsuicIlQnr hZuyEvHD25M4gahFUEqBaRf4UuXYMggpi+exZYE8FITAf4DQi9UCyhW7P1YhGBeM3RZo WWtqpqaQb3V7pP7ByOnVM/W+B6pQM/NGim3/9T8YVD9GNr2uLJN3MurYrCi0MB3wOMqx wpt3uakitQj4grZ0rKY5gn/rcA70WnsQDMeW4AiOBpN9B6HM/pEzByYpkNUorDT8YQmr xXiQ== X-Gm-Message-State: ABy/qLZZtWFQx4YPbxUyF/o+z/WpSUSOuQH25OR+fXWm0+v1hn6ZuQOb FcvNWDd+6fgFGPnCvLuyMPiApA== X-Google-Smtp-Source: APBJJlEVCaNJ7OenwzA/7lBAkzFCqELwzJ48BMLT8HbMb1NI9Bu9mnwabvkhELC4Ad8laFZ98RKiFw== X-Received: by 2002:a17:902:b60a:b0:1b6:80f0:d969 with SMTP id b10-20020a170902b60a00b001b680f0d969mr2928961pls.11.1690436086872; Wed, 26 Jul 2023 22:34:46 -0700 (PDT) Received: from localhost.localdomain ([82.78.167.79]) by smtp.gmail.com with ESMTPSA id 21-20020a170902c11500b001bb889530adsm319059pli.217.2023.07.26.22.34.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Jul 2023 22:34:46 -0700 (PDT) From: Claudiu Beznea To: mturquette@baylibre.com, sboyd@kernel.org, nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com, mripard@kernel.org Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, varshini.rajendran@microchip.com, Claudiu Beznea Subject: [PATCH 19/42] clk: at91: clk-slow: add support for parent_hw Date: Thu, 27 Jul 2023 08:31:33 +0300 Message-Id: <20230727053156.13587-20-claudiu.beznea@tuxon.dev> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230727053156.13587-1-claudiu.beznea@tuxon.dev> References: <20230727053156.13587-1-claudiu.beznea@tuxon.dev> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" 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 --- 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] =3D "slow_rc_osc"; parent_names[1] =3D "slow_xtal"; hw =3D at91_clk_register_sam9260_slow(regmap, "slck", - parent_names, 2); + parent_names, NULL, 2); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/clk-slow.c b/drivers/clk/at91/clk-slow.c index ac9f7a48b76e..bea66216ed82 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_hw **parent_hws, int num_parents) { struct clk_sam9260_slow *slowck; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init =3D {}; int ret; =20 if (!name) @@ -58,7 +59,10 @@ at91_clk_register_sam9260_slow(struct regmap *regmap, =20 init.name =3D name; init.ops =3D &sam9260_slow_ops; - init.parent_names =3D parent_names; + if (parent_hws) + init.parent_hws =3D (const struct clk_hw **)&parent_hws; + else + init.parent_names =3D parent_names; init.num_parents =3D num_parents; init.flags =3D 0; =20 diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c index f464e125c9fd..dbc59ac44828 100644 --- a/drivers/clk/at91/dt-compat.c +++ b/drivers/clk/at91/dt-compat.c @@ -822,7 +822,7 @@ static void __init of_at91sam9260_clk_slow_setup(struct= device_node *np) =20 of_property_read_string(np, "clock-output-names", &name); =20 - hw =3D at91_clk_register_sam9260_slow(regmap, name, parent_names, + hw =3D 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 541d2ba2fea5..6816e350d6d6 100644 --- a/drivers/clk/at91/pmc.h +++ b/drivers/clk/at91/pmc.h @@ -244,6 +244,7 @@ struct clk_hw * __init at91_clk_register_sam9260_slow(struct regmap *regmap, const char *name, const char **parent_names, + struct clk_hw **parent_hws, int num_parents); =20 struct clk_hw * __init --=20 2.39.2