1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (c) 2021, Linaro Limited
3
4 #include <dt-bindings/sound/qcom,q6dsp-lpass-ports.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 "q6prm.h"
13
14 #define Q6PRM_CLK(id) { \
15 .clk_id = id, \
16 .q6dsp_clk_id = Q6PRM_##id, \
17 .name = #id, \
18 .rate = 19200000, \
19 }
20
21 static const struct q6dsp_clk_init q6prm_clks[] = {
22 Q6PRM_CLK(LPASS_CLK_ID_PRI_MI2S_IBIT),
23 Q6PRM_CLK(LPASS_CLK_ID_PRI_MI2S_EBIT),
24 Q6PRM_CLK(LPASS_CLK_ID_SEC_MI2S_IBIT),
25 Q6PRM_CLK(LPASS_CLK_ID_SEC_MI2S_EBIT),
26 Q6PRM_CLK(LPASS_CLK_ID_TER_MI2S_IBIT),
27 Q6PRM_CLK(LPASS_CLK_ID_TER_MI2S_EBIT),
28 Q6PRM_CLK(LPASS_CLK_ID_QUAD_MI2S_IBIT),
29 Q6PRM_CLK(LPASS_CLK_ID_QUAD_MI2S_EBIT),
30 Q6PRM_CLK(LPASS_CLK_ID_SPEAKER_I2S_IBIT),
31 Q6PRM_CLK(LPASS_CLK_ID_SPEAKER_I2S_EBIT),
32 Q6PRM_CLK(LPASS_CLK_ID_SPEAKER_I2S_OSR),
33 Q6PRM_CLK(LPASS_CLK_ID_QUI_MI2S_IBIT),
34 Q6PRM_CLK(LPASS_CLK_ID_QUI_MI2S_EBIT),
35 Q6PRM_CLK(LPASS_CLK_ID_SEN_MI2S_IBIT),
36 Q6PRM_CLK(LPASS_CLK_ID_SEN_MI2S_EBIT),
37 Q6PRM_CLK(LPASS_CLK_ID_INT0_MI2S_IBIT),
38 Q6PRM_CLK(LPASS_CLK_ID_INT1_MI2S_IBIT),
39 Q6PRM_CLK(LPASS_CLK_ID_INT2_MI2S_IBIT),
40 Q6PRM_CLK(LPASS_CLK_ID_INT3_MI2S_IBIT),
41 Q6PRM_CLK(LPASS_CLK_ID_INT4_MI2S_IBIT),
42 Q6PRM_CLK(LPASS_CLK_ID_INT5_MI2S_IBIT),
43 Q6PRM_CLK(LPASS_CLK_ID_INT6_MI2S_IBIT),
44 Q6PRM_CLK(LPASS_CLK_ID_QUI_MI2S_OSR),
45 Q6PRM_CLK(LPASS_CLK_ID_WSA_CORE_MCLK),
46 Q6PRM_CLK(LPASS_CLK_ID_WSA_CORE_NPL_MCLK),
47 Q6PRM_CLK(LPASS_CLK_ID_VA_CORE_MCLK),
48 Q6PRM_CLK(LPASS_CLK_ID_TX_CORE_MCLK),
49 Q6PRM_CLK(LPASS_CLK_ID_TX_CORE_NPL_MCLK),
50 Q6PRM_CLK(LPASS_CLK_ID_RX_CORE_MCLK),
51 Q6PRM_CLK(LPASS_CLK_ID_RX_CORE_NPL_MCLK),
52 Q6PRM_CLK(LPASS_CLK_ID_VA_CORE_2X_MCLK),
53 Q6PRM_CLK(LPASS_CLK_ID_WSA2_CORE_MCLK),
54 Q6PRM_CLK(LPASS_CLK_ID_WSA2_CORE_2X_MCLK),
55 Q6PRM_CLK(LPASS_CLK_ID_RX_CORE_TX_MCLK),
56 Q6PRM_CLK(LPASS_CLK_ID_RX_CORE_TX_2X_MCLK),
57 Q6PRM_CLK(LPASS_CLK_ID_WSA_CORE_TX_MCLK),
58 Q6PRM_CLK(LPASS_CLK_ID_WSA_CORE_TX_2X_MCLK),
59 Q6PRM_CLK(LPASS_CLK_ID_WSA2_CORE_TX_MCLK),
60 Q6PRM_CLK(LPASS_CLK_ID_WSA2_CORE_TX_2X_MCLK),
61 Q6PRM_CLK(LPASS_CLK_ID_RX_CORE_MCLK2_2X_MCLK),
62 Q6DSP_VOTE_CLK(LPASS_HW_MACRO_VOTE, Q6PRM_HW_CORE_ID_LPASS,
63 "LPASS_HW_MACRO"),
64 Q6DSP_VOTE_CLK(LPASS_HW_DCODEC_VOTE, Q6PRM_HW_CORE_ID_DCODEC,
65 "LPASS_HW_DCODEC"),
66 };
67
68 static const struct q6dsp_clk_desc q6dsp_clk_q6prm __maybe_unused = {
69 .clks = q6prm_clks,
70 .num_clks = ARRAY_SIZE(q6prm_clks),
71 .lpass_set_clk = q6prm_set_lpass_clock,
72 .lpass_vote_clk = q6prm_vote_lpass_core_hw,
73 .lpass_unvote_clk = q6prm_unvote_lpass_core_hw,
74 };
75
76 #ifdef CONFIG_OF
77 static const struct of_device_id q6prm_clock_device_id[] = {
78 { .compatible = "qcom,q6prm-lpass-clocks", .data = &q6dsp_clk_q6prm },
79 {},
80 };
81 MODULE_DEVICE_TABLE(of, q6prm_clock_device_id);
82 #endif
83
84 static struct platform_driver q6prm_clock_platform_driver = {
85 .driver = {
86 .name = "q6prm-lpass-clock",
87 .of_match_table = of_match_ptr(q6prm_clock_device_id),
88 },
89 .probe = q6dsp_clock_dev_probe,
90 };
91 module_platform_driver(q6prm_clock_platform_driver);
92
93 MODULE_DESCRIPTION("Q6 Proxy Resource Manager LPASS clock driver");
94 MODULE_LICENSE("GPL");
95
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