From nobody Sun Feb 8 02:41:45 2026 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 9A1883A35D2; Fri, 16 Jan 2026 20:07:30 +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=1768594054; cv=none; b=rYuzkmeEh1u+BdSrMjA9R0bzAWiKzyijTaDFpZkYue06eirH4FosZi+JqLJJAgdXQmsy6jmOJFUv7hylAhDiDEIlLLu+q0dtRtlZZDe30Zk6W+BzLxAMWO8evBF/0zS6WBavYeKs9DAgAME3lOgMeerNFuuRIrmVQELBYuYLPNY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768594054; c=relaxed/simple; bh=2ct+wfuFTOZqeIGPQXmVjdzHQAKJ9Gsz1qeWAD28gdQ=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=kbPCbiY15iDK2u+oNsAcHTmZQ4xV1DB3X/yC3eLjRWjVyvNjTw2ePwd46J9xPPWtYArUPT2XwGkILMTdqn/W+q8TgPD/jp+Llx17j4lSr7Hta2I3f79GRKvW8mPrYwM/C8sTYQPPPcYeuqMfIVlv5Cyk3Zc0JKYINw1daaekLUg= 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=k1PA5GJY; 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="k1PA5GJY" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1768594052; x=1800130052; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=2ct+wfuFTOZqeIGPQXmVjdzHQAKJ9Gsz1qeWAD28gdQ=; b=k1PA5GJYTP5wIiC96HnXLeo1w9Wq6ZmAQfu5IxGi2B31t/spmLZxdaIq +IYmHwy1hG+wUlJ24RmXj9wrmEkue7uGZ4PcQDr+S+oE2i2BDwvg4rGXs a8iWvnEa0kcb5bDhTF1aQ6zRznmwBE1R8/yeLDE1NldHtRFgBUnvQCiSw +GrAT80FNSTDxoBJvOaSMGCZoRzlV7C4CdW0gFo29kRblGNKO6Ft2CjAV JCVRIQMTJw55lq7FDY2UwtS5VX/lN7AJ5R27yu2xvK+4zdz9nOL57ZtkC HaMQEHVNjIZcCkQmapZExk6g4+YLIbh+xE1KqFctf95OpvBHh+2pNcru8 Q==; X-CSE-ConnectionGUID: +9RSiAtvRY+RhxWEUm06Wg== X-CSE-MsgGUID: JUjBWKdnRFqBvmy/zMCTnw== X-IronPort-AV: E=Sophos;i="6.21,232,1763449200"; d="scan'208";a="283397054" 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-AES256-GCM-SHA384; 16 Jan 2026 13:07:17 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.87.72) by chn-vm-ex1.mchp-main.com (10.10.87.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.2562.29; Fri, 16 Jan 2026 13:07:05 -0700 Received: from ryan-Precision-3630-Tower.microchip.com (10.10.85.11) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2507.58 via Frontend Transport; Fri, 16 Jan 2026 13:07:05 -0700 From: To: , , , , , , , CC: , , , , Subject: [PATCH v5 15/31] clk: at91: clk-audio-pll: add support for parent_hw Date: Fri, 16 Jan 2026 13:07:08 -0700 Message-ID: <7b75764e380508c6c2c11a405bda60a801e2f494.1768512290.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 audio pll 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-audio-pll 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 Reviewed-by: Claudiu Beznea --- drivers/clk/at91/clk-audio-pll.c | 28 ++++++++++++++++++++-------- drivers/clk/at91/dt-compat.c | 6 +++--- drivers/clk/at91/pmc.h | 6 +++--- drivers/clk/at91/sama5d2.c | 6 +++--- 4 files changed, 29 insertions(+), 17 deletions(-) diff --git a/drivers/clk/at91/clk-audio-pll.c b/drivers/clk/at91/clk-audio-= pll.c index bf9b635ac9d6..4ab462cf5094 100644 --- a/drivers/clk/at91/clk-audio-pll.c +++ b/drivers/clk/at91/clk-audio-pll.c @@ -454,7 +454,8 @@ static const struct clk_ops audio_pll_pmc_ops =3D { =20 struct clk_hw * __init at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name, - const char *parent_name) + const char *parent_name, + struct clk_parent_data *parent_data) { struct clk_audio_frac *frac_ck; struct clk_init_data init =3D {}; @@ -466,7 +467,10 @@ at91_clk_register_audio_pll_frac(struct regmap *regmap= , const char *name, =20 init.name =3D name; init.ops =3D &audio_pll_frac_ops; - init.parent_names =3D &parent_name; + if (parent_data) + init.parent_data =3D (const struct clk_parent_data *)parent_data; + else + init.parent_names =3D &parent_name; init.num_parents =3D 1; init.flags =3D CLK_SET_RATE_GATE; =20 @@ -484,10 +488,11 @@ at91_clk_register_audio_pll_frac(struct regmap *regma= p, const char *name, =20 struct clk_hw * __init at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name, - const char *parent_name) + const char *parent_name, + struct clk_parent_data *parent_data) { struct clk_audio_pad *apad_ck; - struct clk_init_data init; + struct clk_init_data init =3D {}; int ret; =20 apad_ck =3D kzalloc(sizeof(*apad_ck), GFP_KERNEL); @@ -496,7 +501,10 @@ at91_clk_register_audio_pll_pad(struct regmap *regmap,= const char *name, =20 init.name =3D name; init.ops =3D &audio_pll_pad_ops; - init.parent_names =3D &parent_name; + if (parent_data) + init.parent_data =3D (const struct clk_parent_data *)parent_data; + else + init.parent_names =3D &parent_name; init.num_parents =3D 1; init.flags =3D CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | CLK_SET_RATE_PARENT; @@ -515,10 +523,11 @@ at91_clk_register_audio_pll_pad(struct regmap *regmap= , const char *name, =20 struct clk_hw * __init at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name, - const char *parent_name) + const char *parent_name, + struct clk_parent_data *parent_data) { struct clk_audio_pmc *apmc_ck; - struct clk_init_data init; + struct clk_init_data init =3D {}; int ret; =20 apmc_ck =3D kzalloc(sizeof(*apmc_ck), GFP_KERNEL); @@ -527,7 +536,10 @@ at91_clk_register_audio_pll_pmc(struct regmap *regmap,= const char *name, =20 init.name =3D name; init.ops =3D &audio_pll_pmc_ops; - init.parent_names =3D &parent_name; + if (parent_data) + init.parent_data =3D (const struct clk_parent_data *)parent_data; + else + init.parent_names =3D &parent_name; init.num_parents =3D 1; init.flags =3D CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | CLK_SET_RATE_PARENT; diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c index 2c5faa3b1cfd..22bcaa3b28dd 100644 --- a/drivers/clk/at91/dt-compat.c +++ b/drivers/clk/at91/dt-compat.c @@ -43,7 +43,7 @@ static void __init of_sama5d2_clk_audio_pll_frac_setup(st= ruct device_node *np) =20 parent_name =3D of_clk_get_parent_name(np, 0); =20 - hw =3D at91_clk_register_audio_pll_frac(regmap, name, parent_name); + hw =3D at91_clk_register_audio_pll_frac(regmap, name, parent_name, NULL); if (IS_ERR(hw)) return; =20 @@ -69,7 +69,7 @@ static void __init of_sama5d2_clk_audio_pll_pad_setup(str= uct device_node *np) =20 parent_name =3D of_clk_get_parent_name(np, 0); =20 - hw =3D at91_clk_register_audio_pll_pad(regmap, name, parent_name); + hw =3D at91_clk_register_audio_pll_pad(regmap, name, parent_name, NULL); if (IS_ERR(hw)) return; =20 @@ -95,7 +95,7 @@ static void __init of_sama5d2_clk_audio_pll_pmc_setup(str= uct device_node *np) =20 parent_name =3D of_clk_get_parent_name(np, 0); =20 - hw =3D at91_clk_register_audio_pll_pmc(regmap, name, parent_name); + hw =3D at91_clk_register_audio_pll_pmc(regmap, name, parent_name, NULL); if (IS_ERR(hw)) return; =20 diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h index 0b1c21eae4fb..f4b2a07db0d5 100644 --- a/drivers/clk/at91/pmc.h +++ b/drivers/clk/at91/pmc.h @@ -160,15 +160,15 @@ struct clk_hw *of_clk_hw_pmc_get(struct of_phandle_ar= gs *clkspec, void *data); =20 struct clk_hw * __init at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name, - const char *parent_name); + const char *parent_name, struct clk_parent_data *parent_data); =20 struct clk_hw * __init at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name, - const char *parent_name); + const char *parent_name, struct clk_parent_data *parent_data); =20 struct clk_hw * __init at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name, - const char *parent_name); + const char *parent_name, struct clk_parent_data *parent_data); =20 struct clk_hw * __init at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock, diff --git a/drivers/clk/at91/sama5d2.c b/drivers/clk/at91/sama5d2.c index bc62b9ed4ea0..d2af421abddc 100644 --- a/drivers/clk/at91/sama5d2.c +++ b/drivers/clk/at91/sama5d2.c @@ -227,19 +227,19 @@ static void __init sama5d2_pmc_setup(struct device_no= de *np) sama5d2_pmc->chws[PMC_PLLACK] =3D hw; =20 hw =3D at91_clk_register_audio_pll_frac(regmap, "audiopll_fracck", - "mainck"); + "mainck", NULL); if (IS_ERR(hw)) goto err_free; =20 hw =3D at91_clk_register_audio_pll_pad(regmap, "audiopll_padck", - "audiopll_fracck"); + "audiopll_fracck", NULL); if (IS_ERR(hw)) goto err_free; =20 sama5d2_pmc->chws[PMC_AUDIOPINCK] =3D hw; =20 hw =3D at91_clk_register_audio_pll_pmc(regmap, "audiopll_pmcck", - "audiopll_fracck"); + "audiopll_fracck", NULL); if (IS_ERR(hw)) goto err_free; =20 --=20 2.43.0