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1// SPDX-License-Identifier: GPL-2.02/*3 * Copyright (c) 2019 MediaTek Inc.4 * Author: James Liao <jamesjj.liao@mediatek.com>5 * Fabien Parent <fparent@baylibre.com>6 * Copyright (c) 2023 Collabora Ltd.7 */8 9#include <linux/clk-provider.h>10#include <linux/mod_devicetable.h>11#include <linux/platform_device.h>12 13#include "clk-mtk.h"14#include "clk-gate.h"15 16#include <dt-bindings/clock/mt8516-clk.h>17 18static const struct mtk_gate_regs aud_cg_regs = {19 .set_ofs = 0x0,20 .clr_ofs = 0x0,21 .sta_ofs = 0x0,22};23 24#define GATE_AUD(_id, _name, _parent, _shift) \25 GATE_MTK(_id, _name, _parent, &aud_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr)26 27static const struct mtk_gate aud_clks[] = {28 GATE_AUD(CLK_AUD_AFE, "aud_afe", "clk26m_ck", 2),29 GATE_AUD(CLK_AUD_I2S, "aud_i2s", "i2s_infra_bck", 6),30 GATE_AUD(CLK_AUD_22M, "aud_22m", "rg_aud_engen1", 8),31 GATE_AUD(CLK_AUD_24M, "aud_24m", "rg_aud_engen2", 9),32 GATE_AUD(CLK_AUD_INTDIR, "aud_intdir", "rg_aud_spdif_in", 15),33 GATE_AUD(CLK_AUD_APLL2_TUNER, "aud_apll2_tuner", "rg_aud_engen2", 18),34 GATE_AUD(CLK_AUD_APLL_TUNER, "aud_apll_tuner", "rg_aud_engen1", 19),35 GATE_AUD(CLK_AUD_HDMI, "aud_hdmi", "apll12_div4", 20),36 GATE_AUD(CLK_AUD_SPDF, "aud_spdf", "apll12_div6", 21),37 GATE_AUD(CLK_AUD_ADC, "aud_adc", "aud_afe", 24),38 GATE_AUD(CLK_AUD_DAC, "aud_dac", "aud_afe", 25),39 GATE_AUD(CLK_AUD_DAC_PREDIS, "aud_dac_predis", "aud_afe", 26),40 GATE_AUD(CLK_AUD_TML, "aud_tml", "aud_afe", 27),41};42 43static const struct mtk_clk_desc aud_desc = {44 .clks = aud_clks,45 .num_clks = ARRAY_SIZE(aud_clks),46};47 48static const struct of_device_id of_match_clk_mt8516_aud[] = {49 { .compatible = "mediatek,mt8516-audsys", .data = &aud_desc },50 { /* sentinel */ }51};52MODULE_DEVICE_TABLE(of, of_match_clk_mt8516_aud);53 54static struct platform_driver clk_mt8516_aud_drv = {55 .probe = mtk_clk_simple_probe,56 .remove = mtk_clk_simple_remove,57 .driver = {58 .name = "clk-mt8516-aud",59 .of_match_table = of_match_clk_mt8516_aud,60 },61};62module_platform_driver(clk_mt8516_aud_drv);63 64MODULE_DESCRIPTION("MediaTek MT8516 audiosys clocks driver");65MODULE_LICENSE("GPL");66