From patchwork Tue Apr 11 17:43:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Yang X-Patchwork-Id: 13207995 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 BD090C76196 for ; Tue, 11 Apr 2023 17:46:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230205AbjDKRq4 (ORCPT ); Tue, 11 Apr 2023 13:46:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51574 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230238AbjDKRqn (ORCPT ); Tue, 11 Apr 2023 13:46:43 -0400 Received: from mail-pj1-x102b.google.com (mail-pj1-x102b.google.com [IPv6:2607:f8b0:4864:20::102b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 91C8672AB; Tue, 11 Apr 2023 10:46:26 -0700 (PDT) Received: by mail-pj1-x102b.google.com with SMTP id pc4-20020a17090b3b8400b0024676052044so8840480pjb.1; Tue, 11 Apr 2023 10:46:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1681235186; 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=eAEODm1kNNhfhQehFrRwXlq3FhwRoxU54wQDsxuZLBY=; b=R1JCt4ia3L6lHszjsCPRDiNNGQG0XIoUV0NtJTEUHiZzMMv9GxapwbhCBdxcuM/g+G C+4Iz/sQNO9blQN79pjZXEzYHYr4S6u370OeqRBvzXIjSkV4K21Ek6QoKt5TDIgabRmK WW7+Xt0fdLGwjofwnUnCcaI7y+m5hrBO3m8oq577MN9wX5DOf+15nGyQxOebz+C6Ub2y sJrS3VVIAPWy8kyydRgyoM3rPnqEEXJRq1c/WI98ix+wCI+eRTKtU2igPxvIVlEkqkfI uqedjWCfSP3qp3MPpmTaQXp8DGjUuY8V+CwOB3wfJvqAuJJfBYnSe1H1ZUeLNAWI/kaO Y8Tg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1681235186; 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=eAEODm1kNNhfhQehFrRwXlq3FhwRoxU54wQDsxuZLBY=; b=xAx3iwqoYrS7JY6S92QkAitlfhkU+ZJB4U2q4Kz9MuQQWKP2LGPj5/EN2+hHCXorxt uERh74t4y1kE1nJF5MoDrs/ZtnwQto3rKKhlz96zO7CyPvhVhTLT2vPUSJLNaIr6Bq8e detya0VFe7Ed0J8FPc6u9vxthC87cLJIzJBsMc6sMpO0U/wRHmMo2otiT11Oaq8/Y/mU GGysrPecpnZQT3U2fF/J/JNGuFF8KsQZOoKeIAMkOzEoAXj0Rj0qfSgTQNpodMax15R2 HI0oSwE9IbRK3QxqLVp4e5TbZvAsPzLat9d6ma9GDNpjBfdczwt6WABnEElFCNjQ/jXi iFLA== X-Gm-Message-State: AAQBX9eE/1BGltRVafqvgVLklT3iRF4bhnsGbnaOdOKf6F/9uBIXckkR FSkFwnr7/6QDmsX7JhWFB9vcJ4lTcov7lluwmhM= X-Google-Smtp-Source: AKy350ZkaRErlfVGaZ5nH3iIpvwJO/BQXL312gtmxtySZpUg1GvpJ6+8u/apdEjNUZI63S92JxbWVg== X-Received: by 2002:a17:90b:4b05:b0:246:6a51:241c with SMTP id lx5-20020a17090b4b0500b002466a51241cmr17891872pjb.22.1681235185880; Tue, 11 Apr 2023 10:46:25 -0700 (PDT) Received: from d.home.yangfl.dn42 ([104.28.213.202]) by smtp.gmail.com with ESMTPSA id w23-20020a1709027b9700b001a655738a42sm1900805pll.172.2023.04.11.10.46.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Apr 2023 10:46:25 -0700 (PDT) From: David Yang To: linux-clk@vger.kernel.org Cc: David Yang , Michael Turquette , Stephen Boyd , linux-kernel@vger.kernel.org Subject: [PATCH v4 12/13] clk: hisilicon: hix5hd2: Convert into platform driver module Date: Wed, 12 Apr 2023 01:43:21 +0800 Message-Id: <20230411174329.424763-13-mmyangfl@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230411174329.424763-1-mmyangfl@gmail.com> References: <20230411174329.424763-1-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/clk-hix5hd2.c | 85 ++++++++++++++++++----------- 1 file changed, 52 insertions(+), 33 deletions(-) diff --git a/drivers/clk/hisilicon/clk-hix5hd2.c b/drivers/clk/hisilicon/clk-hix5hd2.c index 64bdd3f05725..fb0f5d2745b2 100644 --- a/drivers/clk/hisilicon/clk-hix5hd2.c +++ b/drivers/clk/hisilicon/clk-hix5hd2.c @@ -4,13 +4,17 @@ * Copyright (c) 2014 Hisilicon Limited. */ -#include #include + #include #include +#include +#include +#include + #include "clk.h" -static struct hisi_fixed_rate_clock hix5hd2_fixed_rate_clks[] __initdata = { +static struct hisi_fixed_rate_clock hix5hd2_fixed_rate_clks[] = { { HIX5HD2_FIXED_1200M, "1200m", NULL, 0, 1200000000, }, { HIX5HD2_FIXED_400M, "400m", NULL, 0, 400000000, }, { HIX5HD2_FIXED_48M, "48m", NULL, 0, 48000000, }, @@ -43,19 +47,19 @@ static struct hisi_fixed_rate_clock hix5hd2_fixed_rate_clks[] __initdata = { { HIX5HD2_FIXED_83M, "83m", NULL, 0, 83333333, }, }; -static const char *const sfc_mux_p[] __initconst = { +static const char *const sfc_mux_p[] = { "24m", "150m", "200m", "100m", "75m", }; static u32 sfc_mux_table[] = {0, 4, 5, 6, 7}; -static const char *const sdio_mux_p[] __initconst = { +static const char *const sdio_mux_p[] = { "75m", "100m", "50m", "15m", }; static u32 sdio_mux_table[] = {0, 1, 2, 3}; -static const char *const fephy_mux_p[] __initconst = { "25m", "125m"}; +static const char *const fephy_mux_p[] = { "25m", "125m"}; static u32 fephy_mux_table[] = {0, 1}; -static struct hisi_mux_clock hix5hd2_mux_clks[] __initdata = { +static struct hisi_mux_clock hix5hd2_mux_clks[] = { { HIX5HD2_SFC_MUX, "sfc_mux", sfc_mux_p, ARRAY_SIZE(sfc_mux_p), CLK_SET_RATE_PARENT, 0x5c, 8, 3, 0, sfc_mux_table, }, { HIX5HD2_MMC_MUX, "mmc_mux", sdio_mux_p, ARRAY_SIZE(sdio_mux_p), @@ -67,7 +71,7 @@ static struct hisi_mux_clock hix5hd2_mux_clks[] __initdata = { CLK_SET_RATE_PARENT, 0x120, 8, 2, 0, fephy_mux_table, }, }; -static struct hisi_gate_clock hix5hd2_gate_clks[] __initdata = { +static struct hisi_gate_clock hix5hd2_gate_clks[] = { /* sfc */ { HIX5HD2_SFC_CLK, "clk_sfc", "sfc_mux", CLK_SET_RATE_PARENT, 0x5c, 0, 0, }, @@ -153,7 +157,7 @@ struct hix5hd2_clk_complex { u32 phy_rst_mask; }; -static struct hix5hd2_complex_clock hix5hd2_complex_clks[] __initdata = { +static struct hix5hd2_complex_clock hix5hd2_complex_clks[] = { {"clk_mac0", "clk_fephy", HIX5HD2_MAC0_CLK, 0xcc, 0xa, 0x500, 0x120, 0, 0x10, TYPE_ETHER}, {"clk_mac1", "clk_fwd_sys", HIX5HD2_MAC1_CLK, @@ -249,21 +253,22 @@ static const struct clk_ops clk_complex_ops = { .disable = clk_complex_disable, }; -static void __init -hix5hd2_clk_register_complex(struct hix5hd2_complex_clock *clks, int nums, +static int +hix5hd2_clk_register_complex(struct device *dev, const void *clocks, size_t num, struct hisi_clock_data *data) { + const struct hix5hd2_complex_clock *clks = clocks; void __iomem *base = data->base; int i; - for (i = 0; i < nums; i++) { + for (i = 0; i < num; i++) { struct hix5hd2_clk_complex *p_clk; struct clk *clk; struct clk_init_data init; p_clk = kzalloc(sizeof(*p_clk), GFP_KERNEL); if (!p_clk) - return; + return -ENOMEM; init.name = clks[i].name; if (clks[i].type == TYPE_ETHER) @@ -289,31 +294,45 @@ hix5hd2_clk_register_complex(struct hix5hd2_complex_clock *clks, int nums, kfree(p_clk); pr_err("%s: failed to register clock %s\n", __func__, clks[i].name); - continue; + return PTR_ERR(p_clk); } data->clk_data.clks[clks[i].id] = clk; } -} -static void __init hix5hd2_clk_init(struct device_node *np) -{ - struct hisi_clock_data *clk_data; - - clk_data = hisi_clk_init(np, HIX5HD2_NR_CLKS); - if (!clk_data) - return; - - hisi_clk_register_fixed_rate(hix5hd2_fixed_rate_clks, - ARRAY_SIZE(hix5hd2_fixed_rate_clks), - clk_data); - hisi_clk_register_mux(hix5hd2_mux_clks, ARRAY_SIZE(hix5hd2_mux_clks), - clk_data); - hisi_clk_register_gate(hix5hd2_gate_clks, - ARRAY_SIZE(hix5hd2_gate_clks), clk_data); - hix5hd2_clk_register_complex(hix5hd2_complex_clks, - ARRAY_SIZE(hix5hd2_complex_clks), - clk_data); + return 0; } -CLK_OF_DECLARE(hix5hd2_clk, "hisilicon,hix5hd2-clock", hix5hd2_clk_init); +static const struct hisi_clocks hix5hd2_clks = { + .nr = HIX5HD2_NR_CLKS, + .fixed_rate_clks = hix5hd2_fixed_rate_clks, + .fixed_factor_clks_num = ARRAY_SIZE(hix5hd2_fixed_rate_clks), + .mux_clks = hix5hd2_mux_clks, + .mux_clks_num = ARRAY_SIZE(hix5hd2_mux_clks), + .gate_clks = hix5hd2_gate_clks, + .gate_clks_num = ARRAY_SIZE(hix5hd2_gate_clks), + .customized_clks = hix5hd2_complex_clks, + .customized_clks_num = ARRAY_SIZE(hix5hd2_complex_clks), + .clk_register_customized = hix5hd2_clk_register_complex, +}; + +static const struct of_device_id hix5hd2_clk_match_table[] = { + { .compatible = "hisilicon,hix5hd2-clock", + .data = &hix5hd2_clks }, + { } +}; +MODULE_DEVICE_TABLE(of, hix5hd2_clk_match_table); + +static struct platform_driver hix5hd2_clk_driver = { + .probe = hisi_clk_probe, + .remove = hisi_clk_remove, + .driver = { + .name = "hix5hd2-clock", + .of_match_table = hix5hd2_clk_match_table, + }, +}; + +module_platform_driver(hix5hd2_clk_driver); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("HiSilicon Hix5hd2 Clock Driver");