From patchwork Mon Jul 31 12:18:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Yang X-Patchwork-Id: 13334535 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF9F6C001DF for ; Mon, 31 Jul 2023 12:20:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230299AbjGaMUD (ORCPT ); Mon, 31 Jul 2023 08:20:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231347AbjGaMT7 (ORCPT ); Mon, 31 Jul 2023 08:19:59 -0400 Received: from mail-pf1-x434.google.com (mail-pf1-x434.google.com [IPv6:2607:f8b0:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 232FC10FB; Mon, 31 Jul 2023 05:19:51 -0700 (PDT) Received: by mail-pf1-x434.google.com with SMTP id d2e1a72fcca58-686daaa5f1fso3004912b3a.3; Mon, 31 Jul 2023 05:19:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1690805990; x=1691410790; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=JrFfLWtuEeyZX21Fz2US96pmiJe/UZVkhX3z1c8xfNU=; b=ip++/mfml8IprY8Bpn7tjw5s6FFy99EK2OWoJ6EeEyP+FvvkYCNJw80aaJI3dVK1RF cbId/YiAnRRSh/fwvHkwbK3LKDy1gqZZiyPsLUCPjMxPSsu45JixkDWwTzMQ7QpJjc1I QkfQMMSBGbG2ziiqNsWb1awZa/7qS3kNTfxcpahAYXRsRLckQs2JXQeMdXMi0tzoSlWu tGEEsx1TYcnKbNFaO6ynnfPnLWI+6hjYR6Fu7EU4AfW5AcA74iuWWK3juTegaHHfdfNM 2YrsHXG7MH1dbrY/4zx5NH9XBYgDhxY9it4p6WKcZVpxiECX9DsfsW9bxQnIarhwPu3s 46iw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1690805990; x=1691410790; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=JrFfLWtuEeyZX21Fz2US96pmiJe/UZVkhX3z1c8xfNU=; b=gb2VjqEEY0ndxE+TnI/M7lOyxiSZ1DfAKdnkIEbSC34857bb7Mhq0RD/x8negGrdq2 oyfXh4urvipEWBDmlcxtzyQxXsZJaYHpxPzyGA8EdNiG8sb9jUN1B1DnH1fo7dPmZ0dG GQSBwR9koMxaLbYC112Nl9geT+XTkZ6Mdrcnxa8m7r5TsGOK/T/clAYH1d1mhzAObGax 2azG02cOQH87H2WeyiR5To1uzd884pQlnnUqfdw1T0+4RrepNLH07AM/5hG+lNlpeVI0 iMcMjerhgp+GmEB34YzsEPSKigFPYNncronI/er6ggiVcHxs5vLd8cJTPorcD4eytsQk H+yw== X-Gm-Message-State: ABy/qLYx43nduFmpmu93ndxNHaPvG2EechbhyAJM+mofZC3dntm8jA0u fTx2dWh16i3G5/28ljhzwlDL3xaCqHeb8Zry X-Google-Smtp-Source: APBJJlG+BRf7OTjHcCfOCchY8Yu+HR4xwyiSmwqKrgLc6tOsEW3R+P36v+5Uv0GhAEwdqbHauDKLVA== X-Received: by 2002:a05:6a00:a13:b0:686:be77:4311 with SMTP id p19-20020a056a000a1300b00686be774311mr11774809pfh.4.1690805990006; Mon, 31 Jul 2023 05:19:50 -0700 (PDT) Received: from d.home.yangfl.dn42 ([104.28.245.199]) by smtp.gmail.com with ESMTPSA id y23-20020aa78557000000b00687227dd8f1sm3529559pfn.122.2023.07.31.05.19.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Jul 2023 05:19:49 -0700 (PDT) From: David Yang To: linux-clk@vger.kernel.org Cc: David Yang , Michael Turquette , Stephen Boyd , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , linux-kernel@vger.kernel.org Subject: [PATCH v6 03/13] clk: hisilicon: hi3798cv200: Use helper functions Date: Mon, 31 Jul 2023 20:18:03 +0800 Message-Id: <20230731121821.22242-4-mmyangfl@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230731121821.22242-1-mmyangfl@gmail.com> References: <20230731121821.22242-1-mmyangfl@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Use common helper functions and register clks with a single of_device_id data. Signed-off-by: David Yang --- drivers/clk/hisilicon/crg-hi3798cv200.c | 196 +++--------------------- 1 file changed, 20 insertions(+), 176 deletions(-) diff --git a/drivers/clk/hisilicon/crg-hi3798cv200.c b/drivers/clk/hisilicon/crg-hi3798cv200.c index a0b16be1e25d..c2079bf293b2 100644 --- a/drivers/clk/hisilicon/crg-hi3798cv200.c +++ b/drivers/clk/hisilicon/crg-hi3798cv200.c @@ -12,7 +12,6 @@ #include #include "clk.h" #include "crg.h" -#include "reset.h" /* hi3798CV200 core CRG */ #define HI3798CV200_INNER_CLK_OFFSET 64 @@ -41,6 +40,7 @@ #define HI3798CV200_CRG_NR_CLKS 128 +#define HI3798CV200_SYSCTRL_NR_CLKS 16 static const struct hisi_fixed_rate_clock hi3798cv200_fixed_rate_clks[] = { { HISTB_OSC_CLK, "clk_osc", NULL, 0, 24000000, }, { HISTB_APB_CLK, "clk_apb", NULL, 0, 100000000, }, @@ -193,90 +193,18 @@ static const struct hisi_gate_clock hi3798cv200_gate_clks[] = { CLK_SET_RATE_PARENT, 0xb0, 18, 0 }, }; -static struct hisi_clock_data *hi3798cv200_clk_register( - struct platform_device *pdev) -{ - struct hisi_clock_data *clk_data; - int ret; - - clk_data = hisi_clk_alloc(pdev, HI3798CV200_CRG_NR_CLKS); - if (!clk_data) - return ERR_PTR(-ENOMEM); - - /* hisi_phase_clock is resource managed */ - ret = hisi_clk_register_phase(&pdev->dev, - hi3798cv200_phase_clks, - ARRAY_SIZE(hi3798cv200_phase_clks), - clk_data); - if (ret) - return ERR_PTR(ret); - - ret = hisi_clk_register_fixed_rate(hi3798cv200_fixed_rate_clks, - ARRAY_SIZE(hi3798cv200_fixed_rate_clks), - clk_data); - if (ret) - return ERR_PTR(ret); - - ret = hisi_clk_register_mux(hi3798cv200_mux_clks, - ARRAY_SIZE(hi3798cv200_mux_clks), - clk_data); - if (ret) - goto unregister_fixed_rate; - - ret = hisi_clk_register_gate(hi3798cv200_gate_clks, - ARRAY_SIZE(hi3798cv200_gate_clks), - clk_data); - if (ret) - goto unregister_mux; - - ret = of_clk_add_provider(pdev->dev.of_node, - of_clk_src_onecell_get, &clk_data->clk_data); - if (ret) - goto unregister_gate; - - return clk_data; - -unregister_gate: - hisi_clk_unregister_gate(hi3798cv200_gate_clks, - ARRAY_SIZE(hi3798cv200_gate_clks), - clk_data); -unregister_mux: - hisi_clk_unregister_mux(hi3798cv200_mux_clks, - ARRAY_SIZE(hi3798cv200_mux_clks), - clk_data); -unregister_fixed_rate: - hisi_clk_unregister_fixed_rate(hi3798cv200_fixed_rate_clks, - ARRAY_SIZE(hi3798cv200_fixed_rate_clks), - clk_data); - return ERR_PTR(ret); -} - -static void hi3798cv200_clk_unregister(struct platform_device *pdev) -{ - struct hisi_crg_dev *crg = platform_get_drvdata(pdev); - - of_clk_del_provider(pdev->dev.of_node); - - hisi_clk_unregister_gate(hi3798cv200_gate_clks, - ARRAY_SIZE(hi3798cv200_gate_clks), - crg->clk_data); - hisi_clk_unregister_mux(hi3798cv200_mux_clks, - ARRAY_SIZE(hi3798cv200_mux_clks), - crg->clk_data); - hisi_clk_unregister_fixed_rate(hi3798cv200_fixed_rate_clks, - ARRAY_SIZE(hi3798cv200_fixed_rate_clks), - crg->clk_data); -} - -static const struct hisi_crg_funcs hi3798cv200_crg_funcs = { - .register_clks = hi3798cv200_clk_register, - .unregister_clks = hi3798cv200_clk_unregister, +static const struct hisi_clocks hi3798cv200_crg_clks = { + .nr = HI3798CV200_CRG_NR_CLKS, + .fixed_rate_clks = hi3798cv200_fixed_rate_clks, + .fixed_rate_clks_num = ARRAY_SIZE(hi3798cv200_fixed_rate_clks), + .mux_clks = hi3798cv200_mux_clks, + .mux_clks_num = ARRAY_SIZE(hi3798cv200_mux_clks), + .phase_clks = hi3798cv200_phase_clks, + .phase_clks_num = ARRAY_SIZE(hi3798cv200_phase_clks), + .gate_clks = hi3798cv200_gate_clks, + .gate_clks_num = ARRAY_SIZE(hi3798cv200_gate_clks), }; -/* hi3798CV200 sysctrl CRG */ - -#define HI3798CV200_SYSCTRL_NR_CLKS 16 - static const struct hisi_gate_clock hi3798cv200_sysctrl_gate_clks[] = { { HISTB_IR_CLK, "clk_ir", "24m", CLK_SET_RATE_PARENT, 0x48, 4, 0, }, @@ -286,115 +214,31 @@ static const struct hisi_gate_clock hi3798cv200_sysctrl_gate_clks[] = { CLK_SET_RATE_PARENT, 0x48, 10, 0, }, }; -static struct hisi_clock_data *hi3798cv200_sysctrl_clk_register( - struct platform_device *pdev) -{ - struct hisi_clock_data *clk_data; - int ret; - - clk_data = hisi_clk_alloc(pdev, HI3798CV200_SYSCTRL_NR_CLKS); - if (!clk_data) - return ERR_PTR(-ENOMEM); - - ret = hisi_clk_register_gate(hi3798cv200_sysctrl_gate_clks, - ARRAY_SIZE(hi3798cv200_sysctrl_gate_clks), - clk_data); - if (ret) - return ERR_PTR(ret); - - ret = of_clk_add_provider(pdev->dev.of_node, - of_clk_src_onecell_get, &clk_data->clk_data); - if (ret) - goto unregister_gate; - - return clk_data; - -unregister_gate: - hisi_clk_unregister_gate(hi3798cv200_sysctrl_gate_clks, - ARRAY_SIZE(hi3798cv200_sysctrl_gate_clks), - clk_data); - return ERR_PTR(ret); -} - -static void hi3798cv200_sysctrl_clk_unregister(struct platform_device *pdev) -{ - struct hisi_crg_dev *crg = platform_get_drvdata(pdev); - - of_clk_del_provider(pdev->dev.of_node); - - hisi_clk_unregister_gate(hi3798cv200_sysctrl_gate_clks, - ARRAY_SIZE(hi3798cv200_sysctrl_gate_clks), - crg->clk_data); -} - -static const struct hisi_crg_funcs hi3798cv200_sysctrl_funcs = { - .register_clks = hi3798cv200_sysctrl_clk_register, - .unregister_clks = hi3798cv200_sysctrl_clk_unregister, +static const struct hisi_clocks hi3798cv200_sysctrl_clks = { + .nr = HI3798CV200_SYSCTRL_NR_CLKS, + .gate_clks = hi3798cv200_sysctrl_gate_clks, + .gate_clks_num = ARRAY_SIZE(hi3798cv200_sysctrl_gate_clks), }; static const struct of_device_id hi3798cv200_crg_match_table[] = { { .compatible = "hisilicon,hi3798cv200-crg", - .data = &hi3798cv200_crg_funcs }, + .data = &hi3798cv200_crg_clks }, { .compatible = "hisilicon,hi3798cv200-sysctrl", - .data = &hi3798cv200_sysctrl_funcs }, + .data = &hi3798cv200_sysctrl_clks }, { } }; MODULE_DEVICE_TABLE(of, hi3798cv200_crg_match_table); -static int hi3798cv200_crg_probe(struct platform_device *pdev) -{ - struct hisi_crg_dev *crg; - - crg = devm_kmalloc(&pdev->dev, sizeof(*crg), GFP_KERNEL); - if (!crg) - return -ENOMEM; - - crg->funcs = of_device_get_match_data(&pdev->dev); - if (!crg->funcs) - return -ENOENT; - - crg->rstc = hisi_reset_init(pdev); - if (!crg->rstc) - return -ENOMEM; - - crg->clk_data = crg->funcs->register_clks(pdev); - if (IS_ERR(crg->clk_data)) { - hisi_reset_exit(crg->rstc); - return PTR_ERR(crg->clk_data); - } - - platform_set_drvdata(pdev, crg); - return 0; -} - -static void hi3798cv200_crg_remove(struct platform_device *pdev) -{ - struct hisi_crg_dev *crg = platform_get_drvdata(pdev); - - hisi_reset_exit(crg->rstc); - crg->funcs->unregister_clks(pdev); -} - static struct platform_driver hi3798cv200_crg_driver = { - .probe = hi3798cv200_crg_probe, - .remove_new = hi3798cv200_crg_remove, + .probe = hisi_crg_probe, + .remove_new = hisi_crg_remove, .driver = { .name = "hi3798cv200-crg", .of_match_table = hi3798cv200_crg_match_table, }, }; -static int __init hi3798cv200_crg_init(void) -{ - return platform_driver_register(&hi3798cv200_crg_driver); -} -core_initcall(hi3798cv200_crg_init); - -static void __exit hi3798cv200_crg_exit(void) -{ - platform_driver_unregister(&hi3798cv200_crg_driver); -} -module_exit(hi3798cv200_crg_exit); +module_platform_driver(hi3798cv200_crg_driver); MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("HiSilicon Hi3798CV200 CRG Driver");