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186 lines
6.2 KiB
186 lines
6.2 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* Copyright (c) 2018 MediaTek Inc. |
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* Author: Ryder Lee <[email protected]> |
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*/ |
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#include <linux/clk-provider.h> |
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#include <linux/of.h> |
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#include <linux/of_address.h> |
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#include <linux/of_device.h> |
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#include <linux/platform_device.h> |
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#include "clk-mtk.h" |
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#include "clk-gate.h" |
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#include <dt-bindings/clock/mt2701-clk.h> |
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#define GATE_AUDIO0(_id, _name, _parent, _shift) { \ |
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.id = _id, \ |
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.name = _name, \ |
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.parent_name = _parent, \ |
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.regs = &audio0_cg_regs, \ |
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.shift = _shift, \ |
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.ops = &mtk_clk_gate_ops_no_setclr, \ |
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} |
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#define GATE_AUDIO1(_id, _name, _parent, _shift) { \ |
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.id = _id, \ |
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.name = _name, \ |
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.parent_name = _parent, \ |
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.regs = &audio1_cg_regs, \ |
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.shift = _shift, \ |
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.ops = &mtk_clk_gate_ops_no_setclr, \ |
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} |
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#define GATE_AUDIO2(_id, _name, _parent, _shift) { \ |
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.id = _id, \ |
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.name = _name, \ |
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.parent_name = _parent, \ |
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.regs = &audio2_cg_regs, \ |
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.shift = _shift, \ |
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.ops = &mtk_clk_gate_ops_no_setclr, \ |
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} |
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#define GATE_AUDIO3(_id, _name, _parent, _shift) { \ |
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.id = _id, \ |
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.name = _name, \ |
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.parent_name = _parent, \ |
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.regs = &audio3_cg_regs, \ |
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.shift = _shift, \ |
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.ops = &mtk_clk_gate_ops_no_setclr, \ |
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} |
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static const struct mtk_gate_regs audio0_cg_regs = { |
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.set_ofs = 0x0, |
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.clr_ofs = 0x0, |
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.sta_ofs = 0x0, |
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}; |
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static const struct mtk_gate_regs audio1_cg_regs = { |
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.set_ofs = 0x10, |
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.clr_ofs = 0x10, |
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.sta_ofs = 0x10, |
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}; |
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static const struct mtk_gate_regs audio2_cg_regs = { |
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.set_ofs = 0x14, |
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.clr_ofs = 0x14, |
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.sta_ofs = 0x14, |
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}; |
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static const struct mtk_gate_regs audio3_cg_regs = { |
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.set_ofs = 0x634, |
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.clr_ofs = 0x634, |
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.sta_ofs = 0x634, |
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}; |
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static const struct mtk_gate audio_clks[] = { |
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/* AUDIO0 */ |
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GATE_AUDIO0(CLK_AUD_AFE, "audio_afe", "aud_intbus_sel", 2), |
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GATE_AUDIO0(CLK_AUD_HDMI, "audio_hdmi", "audpll_sel", 20), |
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GATE_AUDIO0(CLK_AUD_SPDF, "audio_spdf", "audpll_sel", 21), |
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GATE_AUDIO0(CLK_AUD_SPDF2, "audio_spdf2", "audpll_sel", 22), |
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GATE_AUDIO0(CLK_AUD_APLL, "audio_apll", "audpll_sel", 23), |
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/* AUDIO1 */ |
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GATE_AUDIO1(CLK_AUD_I2SIN1, "audio_i2sin1", "aud_mux1_sel", 0), |
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GATE_AUDIO1(CLK_AUD_I2SIN2, "audio_i2sin2", "aud_mux1_sel", 1), |
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GATE_AUDIO1(CLK_AUD_I2SIN3, "audio_i2sin3", "aud_mux1_sel", 2), |
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GATE_AUDIO1(CLK_AUD_I2SIN4, "audio_i2sin4", "aud_mux1_sel", 3), |
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GATE_AUDIO1(CLK_AUD_I2SIN5, "audio_i2sin5", "aud_mux1_sel", 4), |
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GATE_AUDIO1(CLK_AUD_I2SIN6, "audio_i2sin6", "aud_mux1_sel", 5), |
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GATE_AUDIO1(CLK_AUD_I2SO1, "audio_i2so1", "aud_mux1_sel", 6), |
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GATE_AUDIO1(CLK_AUD_I2SO2, "audio_i2so2", "aud_mux1_sel", 7), |
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GATE_AUDIO1(CLK_AUD_I2SO3, "audio_i2so3", "aud_mux1_sel", 8), |
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GATE_AUDIO1(CLK_AUD_I2SO4, "audio_i2so4", "aud_mux1_sel", 9), |
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GATE_AUDIO1(CLK_AUD_I2SO5, "audio_i2so5", "aud_mux1_sel", 10), |
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GATE_AUDIO1(CLK_AUD_I2SO6, "audio_i2so6", "aud_mux1_sel", 11), |
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GATE_AUDIO1(CLK_AUD_ASRCI1, "audio_asrci1", "asm_h_sel", 12), |
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GATE_AUDIO1(CLK_AUD_ASRCI2, "audio_asrci2", "asm_h_sel", 13), |
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GATE_AUDIO1(CLK_AUD_ASRCO1, "audio_asrco1", "asm_h_sel", 14), |
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GATE_AUDIO1(CLK_AUD_ASRCO2, "audio_asrco2", "asm_h_sel", 15), |
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GATE_AUDIO1(CLK_AUD_INTDIR, "audio_intdir", "intdir_sel", 20), |
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GATE_AUDIO1(CLK_AUD_A1SYS, "audio_a1sys", "aud_mux1_sel", 21), |
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GATE_AUDIO1(CLK_AUD_A2SYS, "audio_a2sys", "aud_mux2_sel", 22), |
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GATE_AUDIO1(CLK_AUD_AFE_CONN, "audio_afe_conn", "aud_mux1_sel", 23), |
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GATE_AUDIO1(CLK_AUD_AFE_MRGIF, "audio_afe_mrgif", "aud_mux1_sel", 25), |
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/* AUDIO2 */ |
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GATE_AUDIO2(CLK_AUD_MMIF_UL1, "audio_ul1", "aud_mux1_sel", 0), |
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GATE_AUDIO2(CLK_AUD_MMIF_UL2, "audio_ul2", "aud_mux1_sel", 1), |
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GATE_AUDIO2(CLK_AUD_MMIF_UL3, "audio_ul3", "aud_mux1_sel", 2), |
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GATE_AUDIO2(CLK_AUD_MMIF_UL4, "audio_ul4", "aud_mux1_sel", 3), |
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GATE_AUDIO2(CLK_AUD_MMIF_UL5, "audio_ul5", "aud_mux1_sel", 4), |
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GATE_AUDIO2(CLK_AUD_MMIF_UL6, "audio_ul6", "aud_mux1_sel", 5), |
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GATE_AUDIO2(CLK_AUD_MMIF_DL1, "audio_dl1", "aud_mux1_sel", 6), |
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GATE_AUDIO2(CLK_AUD_MMIF_DL2, "audio_dl2", "aud_mux1_sel", 7), |
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GATE_AUDIO2(CLK_AUD_MMIF_DL3, "audio_dl3", "aud_mux1_sel", 8), |
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GATE_AUDIO2(CLK_AUD_MMIF_DL4, "audio_dl4", "aud_mux1_sel", 9), |
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GATE_AUDIO2(CLK_AUD_MMIF_DL5, "audio_dl5", "aud_mux1_sel", 10), |
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GATE_AUDIO2(CLK_AUD_MMIF_DL6, "audio_dl6", "aud_mux1_sel", 11), |
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GATE_AUDIO2(CLK_AUD_MMIF_DLMCH, "audio_dlmch", "aud_mux1_sel", 12), |
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GATE_AUDIO2(CLK_AUD_MMIF_ARB1, "audio_arb1", "aud_mux1_sel", 13), |
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GATE_AUDIO2(CLK_AUD_MMIF_AWB1, "audio_awb", "aud_mux1_sel", 14), |
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GATE_AUDIO2(CLK_AUD_MMIF_AWB2, "audio_awb2", "aud_mux1_sel", 15), |
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GATE_AUDIO2(CLK_AUD_MMIF_DAI, "audio_dai", "aud_mux1_sel", 16), |
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/* AUDIO3 */ |
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GATE_AUDIO3(CLK_AUD_ASRCI3, "audio_asrci3", "asm_h_sel", 2), |
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GATE_AUDIO3(CLK_AUD_ASRCI4, "audio_asrci4", "asm_h_sel", 3), |
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GATE_AUDIO3(CLK_AUD_ASRCI5, "audio_asrci5", "asm_h_sel", 4), |
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GATE_AUDIO3(CLK_AUD_ASRCI6, "audio_asrci6", "asm_h_sel", 5), |
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GATE_AUDIO3(CLK_AUD_ASRCO3, "audio_asrco3", "asm_h_sel", 6), |
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GATE_AUDIO3(CLK_AUD_ASRCO4, "audio_asrco4", "asm_h_sel", 7), |
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GATE_AUDIO3(CLK_AUD_ASRCO5, "audio_asrco5", "asm_h_sel", 8), |
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GATE_AUDIO3(CLK_AUD_ASRCO6, "audio_asrco6", "asm_h_sel", 9), |
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GATE_AUDIO3(CLK_AUD_MEM_ASRC1, "audio_mem_asrc1", "asm_h_sel", 10), |
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GATE_AUDIO3(CLK_AUD_MEM_ASRC2, "audio_mem_asrc2", "asm_h_sel", 11), |
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GATE_AUDIO3(CLK_AUD_MEM_ASRC3, "audio_mem_asrc3", "asm_h_sel", 12), |
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GATE_AUDIO3(CLK_AUD_MEM_ASRC4, "audio_mem_asrc4", "asm_h_sel", 13), |
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GATE_AUDIO3(CLK_AUD_MEM_ASRC5, "audio_mem_asrc5", "asm_h_sel", 14), |
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}; |
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static const struct of_device_id of_match_clk_mt2701_aud[] = { |
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{ .compatible = "mediatek,mt2701-audsys", }, |
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{} |
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}; |
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static int clk_mt2701_aud_probe(struct platform_device *pdev) |
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{ |
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struct clk_onecell_data *clk_data; |
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struct device_node *node = pdev->dev.of_node; |
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int r; |
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clk_data = mtk_alloc_clk_data(CLK_AUD_NR); |
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mtk_clk_register_gates(node, audio_clks, ARRAY_SIZE(audio_clks), |
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clk_data); |
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r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); |
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if (r) { |
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dev_err(&pdev->dev, |
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"could not register clock provider: %s: %d\n", |
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pdev->name, r); |
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goto err_clk_provider; |
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} |
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r = devm_of_platform_populate(&pdev->dev); |
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if (r) |
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goto err_plat_populate; |
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return 0; |
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err_plat_populate: |
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of_clk_del_provider(node); |
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err_clk_provider: |
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return r; |
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} |
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static struct platform_driver clk_mt2701_aud_drv = { |
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.probe = clk_mt2701_aud_probe, |
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.driver = { |
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.name = "clk-mt2701-aud", |
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.of_match_table = of_match_clk_mt2701_aud, |
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}, |
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}; |
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builtin_platform_driver(clk_mt2701_aud_drv);
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