From patchwork Tue Jul 17 22:27:45 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexandre Belloni X-Patchwork-Id: 10530919 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id EE5C9601D2 for ; Tue, 17 Jul 2018 22:28:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DF93B2914F for ; Tue, 17 Jul 2018 22:28:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D368B29165; Tue, 17 Jul 2018 22:28:32 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 588E92914F for ; Tue, 17 Jul 2018 22:28:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731275AbeGQXDF (ORCPT ); Tue, 17 Jul 2018 19:03:05 -0400 Received: from mail.bootlin.com ([62.4.15.54]:59069 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731081AbeGQXDF (ORCPT ); Tue, 17 Jul 2018 19:03:05 -0400 Received: by mail.bootlin.com (Postfix, from userid 110) id AFE0E207B4; Wed, 18 Jul 2018 00:28:17 +0200 (CEST) Received: from localhost (unknown [88.191.26.124]) by mail.bootlin.com (Postfix) with ESMTPSA id 7C59E207E8; Wed, 18 Jul 2018 00:28:07 +0200 (CEST) From: Alexandre Belloni To: Stephen Boyd , Rob Herring Cc: Nicolas Ferre , Michael Turquette , Thomas Petazzoni , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alexandre Belloni Subject: [PATCH 04/16] clk: at91: audio-pll: separate registration from DT parsing Date: Wed, 18 Jul 2018 00:27:45 +0200 Message-Id: <20180717222757.10253-5-alexandre.belloni@bootlin.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180717222757.10253-1-alexandre.belloni@bootlin.com> References: <20180717222757.10253-1-alexandre.belloni@bootlin.com> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Separate registration out of of_sama5d2_clk_audio_pll*_setup to allow other code to use it. Signed-off-by: Alexandre Belloni --- drivers/clk/at91/clk-audio-pll.c | 147 +++++++++++++++++++++++-------- 1 file changed, 109 insertions(+), 38 deletions(-) diff --git a/drivers/clk/at91/clk-audio-pll.c b/drivers/clk/at91/clk-audio-pll.c index b3eaf654fac9..f326023a50a3 100644 --- a/drivers/clk/at91/clk-audio-pll.c +++ b/drivers/clk/at91/clk-audio-pll.c @@ -444,85 +444,156 @@ static const struct clk_ops audio_pll_pmc_ops = { .set_rate = clk_audio_pll_pmc_set_rate, }; -static int of_sama5d2_clk_audio_pll_setup(struct device_node *np, - struct clk_init_data *init, - struct clk_hw *hw, - struct regmap **clk_audio_regmap) +struct clk_hw * __init +at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name, + const char *parent_name) { - struct regmap *regmap; - const char *parent_names[1]; + struct clk_audio_frac *frac_ck; + struct clk_init_data init = {}; int ret; - regmap = syscon_node_to_regmap(of_get_parent(np)); - if (IS_ERR(regmap)) - return PTR_ERR(regmap); + frac_ck = kzalloc(sizeof(*frac_ck), GFP_KERNEL); + if (!frac_ck) + return ERR_PTR(-ENOMEM); - init->name = np->name; - of_clk_parent_fill(np, parent_names, 1); - init->parent_names = parent_names; - init->num_parents = 1; + init.name = name; + init.ops = &audio_pll_frac_ops; + init.parent_names = &parent_name; + init.num_parents = 1; + init.flags = CLK_SET_RATE_GATE; - hw->init = init; - *clk_audio_regmap = regmap; + frac_ck->hw.init = &init; + frac_ck->regmap = regmap; - ret = clk_hw_register(NULL, hw); - if (ret) - return ret; + ret = clk_hw_register(NULL, &frac_ck->hw); + if (ret) { + kfree(frac_ck); + return ERR_PTR(ret); + } - return of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); + return &frac_ck->hw; } static void __init of_sama5d2_clk_audio_pll_frac_setup(struct device_node *np) { - struct clk_audio_frac *frac_ck; - struct clk_init_data init = {}; + struct clk_hw *hw; + const char *name = np->name; + const char *parent_name; + struct regmap *regmap; - frac_ck = kzalloc(sizeof(*frac_ck), GFP_KERNEL); - if (!frac_ck) + regmap = syscon_node_to_regmap(of_get_parent(np)); + if (IS_ERR(regmap)) return; - init.ops = &audio_pll_frac_ops; - init.flags = CLK_SET_RATE_GATE; + parent_name = of_clk_get_parent_name(np, 0); - if (of_sama5d2_clk_audio_pll_setup(np, &init, &frac_ck->hw, - &frac_ck->regmap)) - kfree(frac_ck); + hw = at91_clk_register_audio_pll_frac(regmap, name, parent_name); + if (IS_ERR(hw)) + return; + + of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); } -static void __init of_sama5d2_clk_audio_pll_pad_setup(struct device_node *np) +struct clk_hw * __init +at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name, + const char *parent_name) { struct clk_audio_pad *apad_ck; - struct clk_init_data init = {}; + struct clk_init_data init; + int ret; apad_ck = kzalloc(sizeof(*apad_ck), GFP_KERNEL); if (!apad_ck) - return; + return ERR_PTR(-ENOMEM); + init.name = name; init.ops = &audio_pll_pad_ops; + init.parent_names = &parent_name; + init.num_parents = 1; init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | CLK_SET_RATE_PARENT; - if (of_sama5d2_clk_audio_pll_setup(np, &init, &apad_ck->hw, - &apad_ck->regmap)) + apad_ck->hw.init = &init; + apad_ck->regmap = regmap; + + ret = clk_hw_register(NULL, &apad_ck->hw); + if (ret) { kfree(apad_ck); + return ERR_PTR(ret); + } + + return &apad_ck->hw; } -static void __init of_sama5d2_clk_audio_pll_pmc_setup(struct device_node *np) +static void __init of_sama5d2_clk_audio_pll_pad_setup(struct device_node *np) +{ + struct clk_hw *hw; + const char *name = np->name; + const char *parent_name; + struct regmap *regmap; + + regmap = syscon_node_to_regmap(of_get_parent(np)); + if (IS_ERR(regmap)) + return; + + parent_name = of_clk_get_parent_name(np, 0); + + hw = at91_clk_register_audio_pll_pad(regmap, name, parent_name); + if (IS_ERR(hw)) + return; + + of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); +} + +struct clk_hw * __init +at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name, + const char *parent_name) { struct clk_audio_pmc *apmc_ck; - struct clk_init_data init = {}; + struct clk_init_data init; + int ret; apmc_ck = kzalloc(sizeof(*apmc_ck), GFP_KERNEL); if (!apmc_ck) - return; + return ERR_PTR(-ENOMEM); + init.name = name; init.ops = &audio_pll_pmc_ops; + init.parent_names = &parent_name; + init.num_parents = 1; init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE | CLK_SET_RATE_PARENT; - if (of_sama5d2_clk_audio_pll_setup(np, &init, &apmc_ck->hw, - &apmc_ck->regmap)) + apmc_ck->hw.init = &init; + apmc_ck->regmap = regmap; + + ret = clk_hw_register(NULL, &apmc_ck->hw); + if (ret) { kfree(apmc_ck); + return ERR_PTR(ret); + } + + return &apmc_ck->hw; +} + +static void __init of_sama5d2_clk_audio_pll_pmc_setup(struct device_node *np) +{ + struct clk_hw *hw; + const char *name = np->name; + const char *parent_name; + struct regmap *regmap; + + regmap = syscon_node_to_regmap(of_get_parent(np)); + if (IS_ERR(regmap)) + return; + + parent_name = of_clk_get_parent_name(np, 0); + + hw = at91_clk_register_audio_pll_pmc(regmap, name, parent_name); + if (IS_ERR(hw)) + return; + + of_clk_add_hw_provider(np, of_clk_hw_simple_get, hw); } CLK_OF_DECLARE(of_sama5d2_clk_audio_pll_frac_setup,