| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Copyright (c) 2017 MediaTek Inc. |
| * Author: Chen Zhong <chen.zhong@mediatek.com> |
| * Sean Wang <sean.wang@mediatek.com> |
| */ |
| |
| #include <linux/clk-provider.h> |
| #include <linux/of.h> |
| #include <linux/of_address.h> |
| #include <linux/of_device.h> |
| #include <linux/platform_device.h> |
| |
| #include "clk-mtk.h" |
| #include "clk-gate.h" |
| |
| #include <dt-bindings/clock/mt7622-clk.h> |
| |
| #define GATE_AUDIO0(_id, _name, _parent, _shift) \ |
| GATE_MTK(_id, _name, _parent, &audio0_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr) |
| |
| #define GATE_AUDIO1(_id, _name, _parent, _shift) \ |
| GATE_MTK(_id, _name, _parent, &audio1_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr) |
| |
| #define GATE_AUDIO2(_id, _name, _parent, _shift) \ |
| GATE_MTK(_id, _name, _parent, &audio2_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr) |
| |
| #define GATE_AUDIO3(_id, _name, _parent, _shift) \ |
| GATE_MTK(_id, _name, _parent, &audio3_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr) |
| |
| static const struct mtk_gate_regs audio0_cg_regs = { |
| .set_ofs = 0x0, |
| .clr_ofs = 0x0, |
| .sta_ofs = 0x0, |
| }; |
| |
| static const struct mtk_gate_regs audio1_cg_regs = { |
| .set_ofs = 0x10, |
| .clr_ofs = 0x10, |
| .sta_ofs = 0x10, |
| }; |
| |
| static const struct mtk_gate_regs audio2_cg_regs = { |
| .set_ofs = 0x14, |
| .clr_ofs = 0x14, |
| .sta_ofs = 0x14, |
| }; |
| |
| static const struct mtk_gate_regs audio3_cg_regs = { |
| .set_ofs = 0x634, |
| .clr_ofs = 0x634, |
| .sta_ofs = 0x634, |
| }; |
| |
| static const struct mtk_gate audio_clks[] = { |
| /* AUDIO0 */ |
| GATE_AUDIO0(CLK_AUDIO_AFE, "audio_afe", "rtc", 2), |
| GATE_AUDIO0(CLK_AUDIO_HDMI, "audio_hdmi", "apll1_ck_sel", 20), |
| GATE_AUDIO0(CLK_AUDIO_SPDF, "audio_spdf", "apll1_ck_sel", 21), |
| GATE_AUDIO0(CLK_AUDIO_APLL, "audio_apll", "apll1_ck_sel", 23), |
| /* AUDIO1 */ |
| GATE_AUDIO1(CLK_AUDIO_I2SIN1, "audio_i2sin1", "a1sys_hp_sel", 0), |
| GATE_AUDIO1(CLK_AUDIO_I2SIN2, "audio_i2sin2", "a1sys_hp_sel", 1), |
| GATE_AUDIO1(CLK_AUDIO_I2SIN3, "audio_i2sin3", "a1sys_hp_sel", 2), |
| GATE_AUDIO1(CLK_AUDIO_I2SIN4, "audio_i2sin4", "a1sys_hp_sel", 3), |
| GATE_AUDIO1(CLK_AUDIO_I2SO1, "audio_i2so1", "a1sys_hp_sel", 6), |
| GATE_AUDIO1(CLK_AUDIO_I2SO2, "audio_i2so2", "a1sys_hp_sel", 7), |
| GATE_AUDIO1(CLK_AUDIO_I2SO3, "audio_i2so3", "a1sys_hp_sel", 8), |
| GATE_AUDIO1(CLK_AUDIO_I2SO4, "audio_i2so4", "a1sys_hp_sel", 9), |
| GATE_AUDIO1(CLK_AUDIO_ASRCI1, "audio_asrci1", "asm_h_sel", 12), |
| GATE_AUDIO1(CLK_AUDIO_ASRCI2, "audio_asrci2", "asm_h_sel", 13), |
| GATE_AUDIO1(CLK_AUDIO_ASRCO1, "audio_asrco1", "asm_h_sel", 14), |
| GATE_AUDIO1(CLK_AUDIO_ASRCO2, "audio_asrco2", "asm_h_sel", 15), |
| GATE_AUDIO1(CLK_AUDIO_INTDIR, "audio_intdir", "intdir_sel", 20), |
| GATE_AUDIO1(CLK_AUDIO_A1SYS, "audio_a1sys", "a1sys_hp_sel", 21), |
| GATE_AUDIO1(CLK_AUDIO_A2SYS, "audio_a2sys", "a2sys_hp_sel", 22), |
| GATE_AUDIO1(CLK_AUDIO_AFE_CONN, "audio_afe_conn", "a1sys_hp_sel", 23), |
| /* AUDIO2 */ |
| GATE_AUDIO2(CLK_AUDIO_UL1, "audio_ul1", "a1sys_hp_sel", 0), |
| GATE_AUDIO2(CLK_AUDIO_UL2, "audio_ul2", "a1sys_hp_sel", 1), |
| GATE_AUDIO2(CLK_AUDIO_UL3, "audio_ul3", "a1sys_hp_sel", 2), |
| GATE_AUDIO2(CLK_AUDIO_UL4, "audio_ul4", "a1sys_hp_sel", 3), |
| GATE_AUDIO2(CLK_AUDIO_UL5, "audio_ul5", "a1sys_hp_sel", 4), |
| GATE_AUDIO2(CLK_AUDIO_UL6, "audio_ul6", "a1sys_hp_sel", 5), |
| GATE_AUDIO2(CLK_AUDIO_DL1, "audio_dl1", "a1sys_hp_sel", 6), |
| GATE_AUDIO2(CLK_AUDIO_DL2, "audio_dl2", "a1sys_hp_sel", 7), |
| GATE_AUDIO2(CLK_AUDIO_DL3, "audio_dl3", "a1sys_hp_sel", 8), |
| GATE_AUDIO2(CLK_AUDIO_DL4, "audio_dl4", "a1sys_hp_sel", 9), |
| GATE_AUDIO2(CLK_AUDIO_DL5, "audio_dl5", "a1sys_hp_sel", 10), |
| GATE_AUDIO2(CLK_AUDIO_DL6, "audio_dl6", "a1sys_hp_sel", 11), |
| GATE_AUDIO2(CLK_AUDIO_DLMCH, "audio_dlmch", "a1sys_hp_sel", 12), |
| GATE_AUDIO2(CLK_AUDIO_ARB1, "audio_arb1", "a1sys_hp_sel", 13), |
| GATE_AUDIO2(CLK_AUDIO_AWB, "audio_awb", "a1sys_hp_sel", 14), |
| GATE_AUDIO2(CLK_AUDIO_AWB2, "audio_awb2", "a1sys_hp_sel", 15), |
| GATE_AUDIO2(CLK_AUDIO_DAI, "audio_dai", "a1sys_hp_sel", 16), |
| GATE_AUDIO2(CLK_AUDIO_MOD, "audio_mod", "a1sys_hp_sel", 17), |
| /* AUDIO3 */ |
| GATE_AUDIO3(CLK_AUDIO_ASRCI3, "audio_asrci3", "asm_h_sel", 2), |
| GATE_AUDIO3(CLK_AUDIO_ASRCI4, "audio_asrci4", "asm_h_sel", 3), |
| GATE_AUDIO3(CLK_AUDIO_ASRCO3, "audio_asrco3", "asm_h_sel", 6), |
| GATE_AUDIO3(CLK_AUDIO_ASRCO4, "audio_asrco4", "asm_h_sel", 7), |
| GATE_AUDIO3(CLK_AUDIO_MEM_ASRC1, "audio_mem_asrc1", "asm_h_sel", 10), |
| GATE_AUDIO3(CLK_AUDIO_MEM_ASRC2, "audio_mem_asrc2", "asm_h_sel", 11), |
| GATE_AUDIO3(CLK_AUDIO_MEM_ASRC3, "audio_mem_asrc3", "asm_h_sel", 12), |
| GATE_AUDIO3(CLK_AUDIO_MEM_ASRC4, "audio_mem_asrc4", "asm_h_sel", 13), |
| GATE_AUDIO3(CLK_AUDIO_MEM_ASRC5, "audio_mem_asrc5", "asm_h_sel", 14), |
| }; |
| |
| static const struct mtk_clk_desc audio_desc = { |
| .clks = audio_clks, |
| .num_clks = ARRAY_SIZE(audio_clks), |
| }; |
| |
| static int clk_mt7622_aud_probe(struct platform_device *pdev) |
| { |
| int r; |
| |
| r = mtk_clk_simple_probe(pdev); |
| if (r) { |
| dev_err(&pdev->dev, |
| "could not register clock provider: %s: %d\n", |
| pdev->name, r); |
| |
| return r; |
| } |
| |
| r = devm_of_platform_populate(&pdev->dev); |
| if (r) |
| goto err_plat_populate; |
| |
| return 0; |
| |
| err_plat_populate: |
| mtk_clk_simple_remove(pdev); |
| return r; |
| } |
| |
| static void clk_mt7622_aud_remove(struct platform_device *pdev) |
| { |
| of_platform_depopulate(&pdev->dev); |
| mtk_clk_simple_remove(pdev); |
| } |
| |
| static const struct of_device_id of_match_clk_mt7622_aud[] = { |
| { .compatible = "mediatek,mt7622-audsys", .data = &audio_desc }, |
| { /* sentinel */ } |
| }; |
| MODULE_DEVICE_TABLE(of, of_match_clk_mt7622_aud); |
| |
| static struct platform_driver clk_mt7622_aud_drv = { |
| .probe = clk_mt7622_aud_probe, |
| .remove_new = clk_mt7622_aud_remove, |
| .driver = { |
| .name = "clk-mt7622-aud", |
| .of_match_table = of_match_clk_mt7622_aud, |
| }, |
| }; |
| module_platform_driver(clk_mt7622_aud_drv); |
| MODULE_LICENSE("GPL"); |