From nobody Tue Oct 7 11:39:37 2025 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A77702FE31A; Thu, 10 Jul 2025 20:07:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.153.233 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752178070; cv=none; b=KTuJZh9WZQC0R1zZnK68wSYiXcoI1H1dRahSy1NFYfxWUYOfZ1X4nHoGCd8EanDH/zydgxcXSW6Nt6hmFXFxqm+QU4ebdjeNpdjD3aKaqhB2+x/hFG2cZwJHxuYVs54f7vlmud/acsRMmP2CNo1Dout/BjVqoKdWQPtgEtJvG44= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752178070; c=relaxed/simple; bh=t0SSORaKE/2bjrqsbe5GGJ2HRf1IqwuYJphL8uhM3rc=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=PYlFHcOG1ok6YzK3LNb3UAYunt4PwBhC2Iwn+6wT6zt5QVtOwStOhGUHtrPGpUZgxWmKlRCspZlgy9OSGD8SMq73tVoWu1CXusNLRRTUogpcAB39u+ZTeKT50c9GvhZRJVneRxkI8I5rENluqC428/Bks1U/n3Z0tuSSTaKWXfU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com; spf=pass smtp.mailfrom=microchip.com; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b=sWlnIoAp; arc=none smtp.client-ip=68.232.153.233 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=microchip.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="sWlnIoAp" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1752178069; x=1783714069; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=t0SSORaKE/2bjrqsbe5GGJ2HRf1IqwuYJphL8uhM3rc=; b=sWlnIoApqCni5hlQ1i7t8+CygRwRKTAvwIvOdDb+dfwk1y3IrSgb88ni nAdhI7M4e5U8z4yL5FPxXa4RLh39Fg7fOyEwAq8mJWd3gyWmS+lWoM0bN F27P5Qq3dV+190A1rMFztEOfewhZhA7FBFEbCgM9Qtyx7uunIyGEzuswE xwXdBLTgeYoG6jeCd9d/DQVLkSI2thedQg+5UqbG2UIyhZYuMTJzSfh77 PZHytWwuoMFBv9u++pSo0cayfubOWGwJr8RIqthxhSxcyXSbpYs71qnXZ NBViOypCVe7VREHH5ui1D6JJsaiRTwhe69qQuWv0zRbOUPkfPacEftP1f Q==; 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: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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] =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..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 =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_data) + init.parent_data =3D (const struct clk_parent_data *)&parent_data; + 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 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) =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 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); =20 struct clk_hw * __init --=20 2.43.0