q6afe-clocks.c

  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
 22static 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
 94static 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
103static const struct of_device_id q6afe_clock_device_id[] = {
104	{ .compatible = "qcom,q6afe-clocks", .data = &q6dsp_clk_q6afe },
105	{},
106};
107MODULE_DEVICE_TABLE(of, q6afe_clock_device_id);
108#endif
109
110static 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};
117module_platform_driver(q6afe_clock_platform_driver);
118
119MODULE_DESCRIPTION("Q6 Audio Frontend clock driver");
120MODULE_LICENSE("GPL v2");