From nobody Sat Feb 7 07:24:37 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 58EDC3A1E7B; Fri, 16 Jan 2026 20:07:40 +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=1768594062; cv=none; b=RfxiVlj/AcBO0U2WfaWanEZx/AXyb4tI7VcDpFEnRxJ3aLeKjjEgTPUyaqIqkBT4R5MsKIiknGZ2oWexVbca+GkMcKX/H44ww7uDFOyoZLRliT6pw6N2QpqBf7EaroGCZIt1rggMzVWYCEZI8YRcXsiblWMQnKItGwv86erxqh8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768594062; c=relaxed/simple; bh=gAK0nimLOIAx5kqVpIz48AFoNgNBNFLudz2LhKw6EFU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ohiVxCc6TDtPBCIDp8b3KO8iQsXqVSDCRe5QkAQhUxrU9VgE3utbRltAyNSqf9CzipHlF+CRnnZLXYAV5UTVBlcRRyZLgYPlVKz6ihhlkLqMIap4iOtNZi1wa9mny1t5Uaroi6M4narjQl+g6/WsiUISYRxC4D5oyPLCHpgD7N0= 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=DWiweyJb; 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="DWiweyJb" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1768594061; x=1800130061; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=gAK0nimLOIAx5kqVpIz48AFoNgNBNFLudz2LhKw6EFU=; b=DWiweyJbV6bsTjoRCC53GbGBVU6NTKXDb7zXznff3Krz/TXf1+ij9oin lmIZ/Z+apjnyskAru0Q6Lo0AoXnm7ZepM4TRK89jMVZvK84v7XJUEzV3b UdnhD3cIZ99Rtxa4YOwWB+2WqGlkJbntMl9bIL64Io2ChuALo9z4qp5mW aj3/ihV8A4mm6zLsyzX/F7ludPs3CLyUIJ60LWEan9TZfoH3zUBMxL1KD cDgX7b8axxPi/Y/HBm5sbK+u74cT1epXms9eoiiEVzje0ucpa7dx5IwPL XLkNkHJCmdSn37FPHD95lodDmcIj3a2+I+6X/WYTF1a9SZNDMhDobsuec Q==; X-CSE-ConnectionGUID: MqTcJu0RSESfeq27zLZvsQ== X-CSE-MsgGUID: TvN56jmMQXerNh5RhpRVvA== X-IronPort-AV: E=Sophos;i="6.21,232,1763449200"; d="scan'208";a="52013861" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa3.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 16 Jan 2026 13:07:39 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.87.72) by chn-vm-ex02.mchp-main.com (10.10.87.72) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.58; Fri, 16 Jan 2026 13:07:06 -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 13:07:06 -0700 From: To: , , , , , , , CC: , , , , Subject: [PATCH v5 19/31] clk: at91: clk-smd: add support for clk_parent_data Date: Fri, 16 Jan 2026 13:07:12 -0700 Message-ID: <92f9e1fc621d30e9692f2d398372b5a862647d40.1768512290.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_data in smd 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-smd 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/at91sam9x5.c | 2 +- drivers/clk/at91/clk-smd.c | 10 +++++++--- drivers/clk/at91/dt-compat.c | 2 +- drivers/clk/at91/pmc.h | 3 ++- drivers/clk/at91/sama5d3.c | 2 +- drivers/clk/at91/sama5d4.c | 2 +- 6 files changed, 13 insertions(+), 8 deletions(-) diff --git a/drivers/clk/at91/at91sam9x5.c b/drivers/clk/at91/at91sam9x5.c index 37280852f086..13331e015dd7 100644 --- a/drivers/clk/at91/at91sam9x5.c +++ b/drivers/clk/at91/at91sam9x5.c @@ -226,7 +226,7 @@ static void __init at91sam9x5_pmc_setup(struct device_n= ode *np, if (IS_ERR(hw)) goto err_free; =20 - hw =3D at91sam9x5_clk_register_smd(regmap, "smdclk", parent_names, 2); + hw =3D at91sam9x5_clk_register_smd(regmap, "smdclk", parent_names, NULL, = 2); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/clk-smd.c b/drivers/clk/at91/clk-smd.c index 09c649c8598e..d53dc32b36be 100644 --- a/drivers/clk/at91/clk-smd.c +++ b/drivers/clk/at91/clk-smd.c @@ -111,11 +111,12 @@ static const struct clk_ops at91sam9x5_smd_ops =3D { =20 struct clk_hw * __init at91sam9x5_clk_register_smd(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents) + const char **parent_names, struct clk_parent_data *parent_data, + u8 num_parents) { struct at91sam9x5_clk_smd *smd; struct clk_hw *hw; - struct clk_init_data init; + struct clk_init_data init =3D {}; int ret; =20 smd =3D kzalloc(sizeof(*smd), GFP_KERNEL); @@ -124,7 +125,10 @@ at91sam9x5_clk_register_smd(struct regmap *regmap, con= st char *name, =20 init.name =3D name; init.ops =3D &at91sam9x5_smd_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 CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE; =20 diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c index 2b1aa834f111..5afd7c9f53fd 100644 --- a/drivers/clk/at91/dt-compat.c +++ b/drivers/clk/at91/dt-compat.c @@ -859,7 +859,7 @@ static void __init of_at91sam9x5_clk_smd_setup(struct d= evice_node *np) if (IS_ERR(regmap)) return; =20 - hw =3D at91sam9x5_clk_register_smd(regmap, name, parent_names, + hw =3D at91sam9x5_clk_register_smd(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 3680e2d489d8..08c3138fef8f 100644 --- a/drivers/clk/at91/pmc.h +++ b/drivers/clk/at91/pmc.h @@ -280,7 +280,8 @@ at91_clk_register_sam9260_slow(struct regmap *regmap, =20 struct clk_hw * __init at91sam9x5_clk_register_smd(struct regmap *regmap, const char *name, - const char **parent_names, u8 num_parents); + const char **parent_names, struct clk_parent_data *parent_data, + u8 num_parents); =20 struct clk_hw * __init at91_clk_register_system(struct regmap *regmap, const char *name, diff --git a/drivers/clk/at91/sama5d3.c b/drivers/clk/at91/sama5d3.c index 7f2ac8f648dd..8326bb6a291c 100644 --- a/drivers/clk/at91/sama5d3.c +++ b/drivers/clk/at91/sama5d3.c @@ -205,7 +205,7 @@ static void __init sama5d3_pmc_setup(struct device_node= *np) if (IS_ERR(hw)) goto err_free; =20 - hw =3D at91sam9x5_clk_register_smd(regmap, "smdclk", parent_names, 2); + hw =3D at91sam9x5_clk_register_smd(regmap, "smdclk", parent_names, NULL, = 2); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/sama5d4.c b/drivers/clk/at91/sama5d4.c index 04c848cd7001..1ff9286148da 100644 --- a/drivers/clk/at91/sama5d4.c +++ b/drivers/clk/at91/sama5d4.c @@ -228,7 +228,7 @@ static void __init sama5d4_pmc_setup(struct device_node= *np) =20 parent_names[0] =3D "plladivck"; parent_names[1] =3D "utmick"; - hw =3D at91sam9x5_clk_register_smd(regmap, "smdclk", parent_names, 2); + hw =3D at91sam9x5_clk_register_smd(regmap, "smdclk", parent_names, NULL, = 2); if (IS_ERR(hw)) goto err_free; =20 --=20 2.43.0