1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (c) 2020, Linaro Limited
3
4 #include <dt-bindings/sound/qcom,q6afe.h>
5 #include <linux/err.h>
6 #include <linux/init.h>
7 #include <linux/clk-provider.h>
8 #include <linux/module.h>
9 #include <linux/device.h>
10 #include <linux/platform_device.h>
11 #include "q6dsp-lpass-clocks.h"
12 #include "q6afe.h"
13
14 #define Q6AFE_CLK(id) { \
15 .clk_id = id, \
16 .q6dsp_clk_id = Q6AFE_##id, \
17 .name = #id, \
18 .rate = 19200000, \
19 }
20
21
22 static const struct q6dsp_clk_init q6afe_clks[] = {
23 Q6AFE_CLK(LPASS_CLK_ID_PRI_MI2S_IBIT),
24 Q6AFE_CLK(LPASS_CLK_ID_PRI_MI2S_EBIT),
25 Q6AFE_CLK(LPASS_CLK_ID_SEC_MI2S_IBIT),
26 Q6AFE_CLK(LPASS_CLK_ID_SEC_MI2S_EBIT),
27 Q6AFE_CLK(LPASS_CLK_ID_TER_MI2S_IBIT),
28 Q6AFE_CLK(LPASS_CLK_ID_TER_MI2S_EBIT),
29 Q6AFE_CLK(LPASS_CLK_ID_QUAD_MI2S_IBIT),
30 Q6AFE_CLK(LPASS_CLK_ID_QUAD_MI2S_EBIT),
31 Q6AFE_CLK(LPASS_CLK_ID_SPEAKER_I2S_IBIT),
32 Q6AFE_CLK(LPASS_CLK_ID_SPEAKER_I2S_EBIT),
33 Q6AFE_CLK(LPASS_CLK_ID_SPEAKER_I2S_OSR),
34 Q6AFE_CLK(LPASS_CLK_ID_QUI_MI2S_IBIT),
35 Q6AFE_CLK(LPASS_CLK_ID_QUI_MI2S_EBIT),
36 Q6AFE_CLK(LPASS_CLK_ID_SEN_MI2S_IBIT),
37 Q6AFE_CLK(LPASS_CLK_ID_SEN_MI2S_EBIT),
38 Q6AFE_CLK(LPASS_CLK_ID_INT0_MI2S_IBIT),
39 Q6AFE_CLK(LPASS_CLK_ID_INT1_MI2S_IBIT),
40 Q6AFE_CLK(LPASS_CLK_ID_INT2_MI2S_IBIT),
41 Q6AFE_CLK(LPASS_CLK_ID_INT3_MI2S_IBIT),
42 Q6AFE_CLK(LPASS_CLK_ID_INT4_MI2S_IBIT),
43 Q6AFE_CLK(LPASS_CLK_ID_INT5_MI2S_IBIT),
44 Q6AFE_CLK(LPASS_CLK_ID_INT6_MI2S_IBIT),
45 Q6AFE_CLK(LPASS_CLK_ID_QUI_MI2S_OSR),
46 Q6AFE_CLK(LPASS_CLK_ID_PRI_PCM_IBIT),
47 Q6AFE_CLK(LPASS_CLK_ID_PRI_PCM_EBIT),
48 Q6AFE_CLK(LPASS_CLK_ID_SEC_PCM_IBIT),
49 Q6AFE_CLK(LPASS_CLK_ID_SEC_PCM_EBIT),
50 Q6AFE_CLK(LPASS_CLK_ID_TER_PCM_IBIT),
51 Q6AFE_CLK(LPASS_CLK_ID_TER_PCM_EBIT),
52 Q6AFE_CLK(LPASS_CLK_ID_QUAD_PCM_IBIT),
53 Q6AFE_CLK(LPASS_CLK_ID_QUAD_PCM_EBIT),
54 Q6AFE_CLK(LPASS_CLK_ID_QUIN_PCM_IBIT),
55 Q6AFE_CLK(LPASS_CLK_ID_QUIN_PCM_EBIT),
56 Q6AFE_CLK(LPASS_CLK_ID_QUI_PCM_OSR),
57 Q6AFE_CLK(LPASS_CLK_ID_PRI_TDM_IBIT),
58 Q6AFE_CLK(LPASS_CLK_ID_PRI_TDM_EBIT),
59 Q6AFE_CLK(LPASS_CLK_ID_SEC_TDM_IBIT),
60 Q6AFE_CLK(LPASS_CLK_ID_SEC_TDM_EBIT),
61 Q6AFE_CLK(LPASS_CLK_ID_TER_TDM_IBIT),
62 Q6AFE_CLK(LPASS_CLK_ID_TER_TDM_EBIT),
63 Q6AFE_CLK(LPASS_CLK_ID_QUAD_TDM_IBIT),
64 Q6AFE_CLK(LPASS_CLK_ID_QUAD_TDM_EBIT),
65 Q6AFE_CLK(LPASS_CLK_ID_QUIN_TDM_IBIT),
66 Q6AFE_CLK(LPASS_CLK_ID_QUIN_TDM_EBIT),
67 Q6AFE_CLK(LPASS_CLK_ID_QUIN_TDM_OSR),
68 Q6AFE_CLK(LPASS_CLK_ID_MCLK_1),
69 Q6AFE_CLK(LPASS_CLK_ID_MCLK_2),
70 Q6AFE_CLK(LPASS_CLK_ID_MCLK_3),
71 Q6AFE_CLK(LPASS_CLK_ID_MCLK_4),
72 Q6AFE_CLK(LPASS_CLK_ID_INTERNAL_DIGITAL_CODEC_CORE),
73 Q6AFE_CLK(LPASS_CLK_ID_INT_MCLK_0),
74 Q6AFE_CLK(LPASS_CLK_ID_INT_MCLK_1),
75 Q6AFE_CLK(LPASS_CLK_ID_WSA_CORE_MCLK),
76 Q6AFE_CLK(LPASS_CLK_ID_WSA_CORE_NPL_MCLK),
77 Q6AFE_CLK(LPASS_CLK_ID_VA_CORE_MCLK),
78 Q6AFE_CLK(LPASS_CLK_ID_TX_CORE_MCLK),
79 Q6AFE_CLK(LPASS_CLK_ID_TX_CORE_NPL_MCLK),
80 Q6AFE_CLK(LPASS_CLK_ID_RX_CORE_MCLK),
81 Q6AFE_CLK(LPASS_CLK_ID_RX_CORE_NPL_MCLK),
82 Q6AFE_CLK(LPASS_CLK_ID_VA_CORE_2X_MCLK),
83 Q6DSP_VOTE_CLK(LPASS_HW_AVTIMER_VOTE,
84 Q6AFE_LPASS_CORE_AVTIMER_BLOCK,
85 "LPASS_AVTIMER_MACRO"),
86 Q6DSP_VOTE_CLK(LPASS_HW_MACRO_VOTE,
87 Q6AFE_LPASS_CORE_HW_MACRO_BLOCK,
88 "LPASS_HW_MACRO"),
89 Q6DSP_VOTE_CLK(LPASS_HW_DCODEC_VOTE,
90 Q6AFE_LPASS_CORE_HW_DCODEC_BLOCK,
91 "LPASS_HW_DCODEC"),
92 };
93
94 static const struct q6dsp_clk_desc q6dsp_clk_q6afe __maybe_unused = {
95 .clks = q6afe_clks,
96 .num_clks = ARRAY_SIZE(q6afe_clks),
97 .lpass_set_clk = q6afe_set_lpass_clock,
98 .lpass_vote_clk = q6afe_vote_lpass_core_hw,
99 .lpass_unvote_clk = q6afe_unvote_lpass_core_hw,
100 };
101
102 #ifdef CONFIG_OF
103 static const struct of_device_id q6afe_clock_device_id[] = {
104 { .compatible = "qcom,q6afe-clocks", .data = &q6dsp_clk_q6afe },
105 {},
106 };
107 MODULE_DEVICE_TABLE(of, q6afe_clock_device_id);
108 #endif
109
110 static struct platform_driver q6afe_clock_platform_driver = {
111 .driver = {
112 .name = "q6afe-clock",
113 .of_match_table = of_match_ptr(q6afe_clock_device_id),
114 },
115 .probe = q6dsp_clock_dev_probe,
116 };
117 module_platform_driver(q6afe_clock_platform_driver);
118
119 MODULE_DESCRIPTION("Q6 Audio Frontend clock driver");
120 MODULE_LICENSE("GPL v2");
121
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.