From nobody Sat Feb 7 08:43:52 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 C510D3A7849; Fri, 16 Jan 2026 20:07:38 +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=1768594061; cv=none; b=cGRD6p7HR9/bojKUbBw6v35le9VTtH19OKiywDxpJyvzXhABLhStfWJhHbmYhDycMdc232o3ugw3wtz4oYqD8LJyrQt7DGa/zgmnas2W1iUfST4bGGQPJ6EwEjsLTsEaegKew/7WaTFmiG5zGnagIMZZAwtYtpn46PnoFAPpiqs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768594061; c=relaxed/simple; bh=xqoF1rlYiCbyUzgobq3CKtOYoiAr0pjHL3GMBCRIJXM=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Sn74Q38JvnF6x1tRVXhtRSnYNFPMP8PHe6JqSgfvC6yevi5PSBVQtRj1w43fc0H/77Uz5jZGCZR/ph3qxUu1VDJy6hiYnwU7wzOr5Le0RGboog7NCnx4kfwwTUDhv9bswrjSZp0SJGPUUsEpg4R0Fd0FZ6H25SYo1hS3Z5Fx7Zs= 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=gS7ADnIn; 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="gS7ADnIn" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1768594058; x=1800130058; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=xqoF1rlYiCbyUzgobq3CKtOYoiAr0pjHL3GMBCRIJXM=; b=gS7ADnInwYA1nA1fBQhT3XaiUMvXW76hkB0NEXHOUD7Bf7Q2GBWEALeM G3KzqEolVm9h3wQzLjGX71lS5NB2ITh/P4Ar+50+WZMrd03WsdAQtdAI5 Js2aAvEavrVHdGKb1dqWfQ77pufv49tUvyNaJJNXBpPnS289WZxWNeL5I XA+CN5iruLJ59ATw4QQu5w3luXo3m20Cev3ueasVriTJNBJnARRza9JH2 c2VSwVkzjDQEybVAn4XoxxQR3ID9fNt5IH76blRUy4lOuGlA/PAulcDDT sRpBtoCKN+xKszo/vWJo5QbTC43nCP0kOpQJSJCKtEnLAJQCKUKPcNMZr Q==; X-CSE-ConnectionGUID: OTooRcwrRNCxZBlF1StIPQ== X-CSE-MsgGUID: hdIM9vTcSNa+1t3Njsq8dA== X-IronPort-AV: E=Sophos;i="6.21,232,1763449200"; d="scan'208";a="59042249" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa1.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jan 2026 13:07:27 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.87.72) by chn-vm-ex3.mchp-main.com (10.10.87.32) 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 13:07:08 -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 13:07:08 -0700 From: To: , , , , , , , CC: , , , , Subject: [PATCH v5 31/31] clk: at91: at91sam9rl: switch to clk_parent_data Date: Fri, 16 Jan 2026 13:07:24 -0700 Message-ID: <2eece965466a91c95b0a958e7396cb16f60e0ba4.1768512290.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 Switch AT91SAM9RL clocks to use parent_hw and parent_data. Having parent_hw instead of parent names improves to clock registration speed and re-parenting. Signed-off-by: Claudiu Beznea Signed-off-by: Ryan Wanner Reviewed-by: Claudiu Beznea --- drivers/clk/at91/at91sam9rl.c | 49 +++++++++++++++++++---------------- 1 file changed, 26 insertions(+), 23 deletions(-) diff --git a/drivers/clk/at91/at91sam9rl.c b/drivers/clk/at91/at91sam9rl.c index 0e8657aac491..a5cc0c1ed194 100644 --- a/drivers/clk/at91/at91sam9rl.c +++ b/drivers/clk/at91/at91sam9rl.c @@ -28,13 +28,12 @@ static const struct clk_pll_characteristics sam9rl_plla= _characteristics =3D { .out =3D sam9rl_plla_out, }; =20 -static const struct { +static struct { char *n; - char *p; u8 id; } at91sam9rl_systemck[] =3D { - { .n =3D "pck0", .p =3D "prog0", .id =3D 8 }, - { .n =3D "pck1", .p =3D "prog1", .id =3D 9 }, + { .n =3D "pck0", .id =3D 8 }, + { .n =3D "pck1", .id =3D 9 }, }; =20 static const struct { @@ -68,8 +67,8 @@ static const struct { static void __init at91sam9rl_pmc_setup(struct device_node *np) { const char *slck_name, *mainxtal_name; + struct clk_parent_data parent_data[6]; struct pmc_data *at91sam9rl_pmc; - const char *parent_names[6]; struct regmap *regmap; struct clk_hw *hw; int i; @@ -95,13 +94,15 @@ static void __init at91sam9rl_pmc_setup(struct device_n= ode *np) if (!at91sam9rl_pmc) return; =20 - hw =3D at91_clk_register_rm9200_main(regmap, "mainck", mainxtal_name, NUL= L); + hw =3D at91_clk_register_rm9200_main(regmap, "mainck", NULL, + &AT91_CLK_PD_NAME(mainxtal_name)); if (IS_ERR(hw)) goto err_free; =20 at91sam9rl_pmc->chws[PMC_MAIN] =3D hw; =20 - hw =3D at91_clk_register_pll(regmap, "pllack", "mainck", NULL, 0, + hw =3D at91_clk_register_pll(regmap, "pllack", NULL, + &AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_MAIN]), 0, &at91rm9200_pll_layout, &sam9rl_plla_characteristics); if (IS_ERR(hw)) @@ -109,18 +110,19 @@ static void __init at91sam9rl_pmc_setup(struct device= _node *np) =20 at91sam9rl_pmc->chws[PMC_PLLACK] =3D hw; =20 - hw =3D at91_clk_register_utmi(regmap, NULL, "utmick", "mainck", NULL); + hw =3D at91_clk_register_utmi(regmap, NULL, "utmick", NULL, + &AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_MAIN])); if (IS_ERR(hw)) goto err_free; =20 at91sam9rl_pmc->chws[PMC_UTMI] =3D hw; =20 - parent_names[0] =3D slck_name; - parent_names[1] =3D "mainck"; - parent_names[2] =3D "pllack"; - parent_names[3] =3D "utmick"; + parent_data[0] =3D AT91_CLK_PD_NAME(slck_name); + parent_data[1] =3D AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_MAIN]); + parent_data[2] =3D AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_PLLACK]); + parent_data[3] =3D AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_UTMI]); hw =3D at91_clk_register_master_pres(regmap, "masterck_pres", 4, - parent_names, NULL, + NULL, parent_data, &at91rm9200_master_layout, &sam9rl_mck_characteristics, &sam9rl_mck_lock); @@ -128,7 +130,7 @@ static void __init at91sam9rl_pmc_setup(struct device_n= ode *np) goto err_free; =20 hw =3D at91_clk_register_master_div(regmap, "masterck_div", - "masterck_pres", NULL, + NULL, &AT91_CLK_PD_HW(hw), &at91rm9200_master_layout, &sam9rl_mck_characteristics, &sam9rl_mck_lock, CLK_SET_RATE_GATE, 0); @@ -137,18 +139,18 @@ static void __init at91sam9rl_pmc_setup(struct device= _node *np) =20 at91sam9rl_pmc->chws[PMC_MCK] =3D hw; =20 - parent_names[0] =3D slck_name; - parent_names[1] =3D "mainck"; - parent_names[2] =3D "pllack"; - parent_names[3] =3D "utmick"; - parent_names[4] =3D "masterck_div"; + parent_data[0] =3D AT91_CLK_PD_NAME(slck_name); + parent_data[1] =3D AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_MAIN]); + parent_data[2] =3D AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_PLLACK]); + parent_data[3] =3D AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_UTMI]); + parent_data[4] =3D AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_MCK]); for (i =3D 0; i < 2; i++) { char name[6]; =20 snprintf(name, sizeof(name), "prog%d", i); =20 hw =3D at91_clk_register_programmable(regmap, name, - parent_names, NULL, 5, i, + NULL, parent_data, 5, i, &at91rm9200_programmable_layout, NULL); if (IS_ERR(hw)) @@ -158,8 +160,8 @@ static void __init at91sam9rl_pmc_setup(struct device_n= ode *np) } =20 for (i =3D 0; i < ARRAY_SIZE(at91sam9rl_systemck); i++) { - hw =3D at91_clk_register_system(regmap, at91sam9rl_systemck[i].n, - at91sam9rl_systemck[i].p, NULL, + hw =3D at91_clk_register_system(regmap, at91sam9rl_systemck[i].n, NULL, + &AT91_CLK_PD_HW(at91sam9rl_pmc->pchws[0]), at91sam9rl_systemck[i].id, 0); if (IS_ERR(hw)) goto err_free; @@ -170,7 +172,8 @@ static void __init at91sam9rl_pmc_setup(struct device_n= ode *np) for (i =3D 0; i < ARRAY_SIZE(at91sam9rl_periphck); i++) { hw =3D at91_clk_register_peripheral(regmap, at91sam9rl_periphck[i].n, - "masterck_div", NULL, + NULL, + &AT91_CLK_PD_HW(at91sam9rl_pmc->chws[PMC_MCK]), at91sam9rl_periphck[i].id); if (IS_ERR(hw)) goto err_free; --=20 2.43.0