mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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846 lines
28 KiB
C
846 lines
28 KiB
C
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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
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/*
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* Copyright (c) 2018 BayLibre, SAS.
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* Author: Jerome Brunet <jbrunet@baylibre.com>
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*/
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#include <linux/clk.h>
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#include <linux/clk-provider.h>
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#include <linux/init.h>
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#include <linux/of_device.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/regmap.h>
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#include <linux/reset.h>
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#include <linux/slab.h>
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#include "clkc-audio.h"
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#include "axg-audio.h"
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#define AXG_MST_IN_COUNT 8
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#define AXG_SLV_SCLK_COUNT 10
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#define AXG_SLV_LRCLK_COUNT 10
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#define AXG_AUD_GATE(_name, _reg, _bit, _pname, _iflags) \
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struct clk_regmap axg_##_name = { \
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.data = &(struct clk_regmap_gate_data){ \
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.offset = (_reg), \
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.bit_idx = (_bit), \
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}, \
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.hw.init = &(struct clk_init_data) { \
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.name = "axg_"#_name, \
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.ops = &clk_regmap_gate_ops, \
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.parent_names = (const char *[]){ _pname }, \
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.num_parents = 1, \
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.flags = CLK_DUTY_CYCLE_PARENT | (_iflags), \
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}, \
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}
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#define AXG_AUD_MUX(_name, _reg, _mask, _shift, _dflags, _pnames, _iflags) \
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struct clk_regmap axg_##_name = { \
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.data = &(struct clk_regmap_mux_data){ \
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.offset = (_reg), \
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.mask = (_mask), \
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.shift = (_shift), \
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.flags = (_dflags), \
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}, \
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.hw.init = &(struct clk_init_data){ \
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.name = "axg_"#_name, \
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.ops = &clk_regmap_mux_ops, \
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.parent_names = (_pnames), \
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.num_parents = ARRAY_SIZE(_pnames), \
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.flags = CLK_DUTY_CYCLE_PARENT | (_iflags), \
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}, \
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}
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#define AXG_AUD_DIV(_name, _reg, _shift, _width, _dflags, _pname, _iflags) \
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struct clk_regmap axg_##_name = { \
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.data = &(struct clk_regmap_div_data){ \
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.offset = (_reg), \
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.shift = (_shift), \
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.width = (_width), \
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.flags = (_dflags), \
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}, \
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.hw.init = &(struct clk_init_data){ \
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.name = "axg_"#_name, \
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.ops = &clk_regmap_divider_ops, \
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.parent_names = (const char *[]) { _pname }, \
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.num_parents = 1, \
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.flags = (_iflags), \
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}, \
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}
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#define AXG_PCLK_GATE(_name, _bit) \
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AXG_AUD_GATE(_name, AUDIO_CLK_GATE_EN, _bit, "axg_audio_pclk", 0)
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/* Audio peripheral clocks */
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static AXG_PCLK_GATE(ddr_arb, 0);
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static AXG_PCLK_GATE(pdm, 1);
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static AXG_PCLK_GATE(tdmin_a, 2);
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static AXG_PCLK_GATE(tdmin_b, 3);
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static AXG_PCLK_GATE(tdmin_c, 4);
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static AXG_PCLK_GATE(tdmin_lb, 5);
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static AXG_PCLK_GATE(tdmout_a, 6);
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static AXG_PCLK_GATE(tdmout_b, 7);
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static AXG_PCLK_GATE(tdmout_c, 8);
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static AXG_PCLK_GATE(frddr_a, 9);
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static AXG_PCLK_GATE(frddr_b, 10);
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static AXG_PCLK_GATE(frddr_c, 11);
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static AXG_PCLK_GATE(toddr_a, 12);
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static AXG_PCLK_GATE(toddr_b, 13);
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static AXG_PCLK_GATE(toddr_c, 14);
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static AXG_PCLK_GATE(loopback, 15);
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static AXG_PCLK_GATE(spdifin, 16);
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static AXG_PCLK_GATE(spdifout, 17);
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static AXG_PCLK_GATE(resample, 18);
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static AXG_PCLK_GATE(power_detect, 19);
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/* Audio Master Clocks */
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static const char * const mst_mux_parent_names[] = {
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"axg_mst_in0", "axg_mst_in1", "axg_mst_in2", "axg_mst_in3",
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"axg_mst_in4", "axg_mst_in5", "axg_mst_in6", "axg_mst_in7",
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};
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#define AXG_MST_MCLK_MUX(_name, _reg) \
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AXG_AUD_MUX(_name##_sel, _reg, 0x7, 24, CLK_MUX_ROUND_CLOSEST, \
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mst_mux_parent_names, CLK_SET_RATE_PARENT)
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static AXG_MST_MCLK_MUX(mst_a_mclk, AUDIO_MCLK_A_CTRL);
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static AXG_MST_MCLK_MUX(mst_b_mclk, AUDIO_MCLK_B_CTRL);
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static AXG_MST_MCLK_MUX(mst_c_mclk, AUDIO_MCLK_C_CTRL);
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static AXG_MST_MCLK_MUX(mst_d_mclk, AUDIO_MCLK_D_CTRL);
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static AXG_MST_MCLK_MUX(mst_e_mclk, AUDIO_MCLK_E_CTRL);
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static AXG_MST_MCLK_MUX(mst_f_mclk, AUDIO_MCLK_F_CTRL);
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static AXG_MST_MCLK_MUX(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL);
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static AXG_MST_MCLK_MUX(spdifin_clk, AUDIO_CLK_SPDIFIN_CTRL);
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static AXG_MST_MCLK_MUX(pdm_dclk, AUDIO_CLK_PDMIN_CTRL0);
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static AXG_MST_MCLK_MUX(pdm_sysclk, AUDIO_CLK_PDMIN_CTRL1);
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#define AXG_MST_MCLK_DIV(_name, _reg) \
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AXG_AUD_DIV(_name##_div, _reg, 0, 16, CLK_DIVIDER_ROUND_CLOSEST, \
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"axg_"#_name"_sel", CLK_SET_RATE_PARENT) \
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static AXG_MST_MCLK_DIV(mst_a_mclk, AUDIO_MCLK_A_CTRL);
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static AXG_MST_MCLK_DIV(mst_b_mclk, AUDIO_MCLK_B_CTRL);
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static AXG_MST_MCLK_DIV(mst_c_mclk, AUDIO_MCLK_C_CTRL);
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static AXG_MST_MCLK_DIV(mst_d_mclk, AUDIO_MCLK_D_CTRL);
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static AXG_MST_MCLK_DIV(mst_e_mclk, AUDIO_MCLK_E_CTRL);
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static AXG_MST_MCLK_DIV(mst_f_mclk, AUDIO_MCLK_F_CTRL);
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static AXG_MST_MCLK_DIV(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL);
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static AXG_MST_MCLK_DIV(spdifin_clk, AUDIO_CLK_SPDIFIN_CTRL);
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static AXG_MST_MCLK_DIV(pdm_dclk, AUDIO_CLK_PDMIN_CTRL0);
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static AXG_MST_MCLK_DIV(pdm_sysclk, AUDIO_CLK_PDMIN_CTRL1);
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#define AXG_MST_MCLK_GATE(_name, _reg) \
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AXG_AUD_GATE(_name, _reg, 31, "axg_"#_name"_div", \
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CLK_SET_RATE_PARENT)
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static AXG_MST_MCLK_GATE(mst_a_mclk, AUDIO_MCLK_A_CTRL);
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static AXG_MST_MCLK_GATE(mst_b_mclk, AUDIO_MCLK_B_CTRL);
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static AXG_MST_MCLK_GATE(mst_c_mclk, AUDIO_MCLK_C_CTRL);
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static AXG_MST_MCLK_GATE(mst_d_mclk, AUDIO_MCLK_D_CTRL);
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static AXG_MST_MCLK_GATE(mst_e_mclk, AUDIO_MCLK_E_CTRL);
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static AXG_MST_MCLK_GATE(mst_f_mclk, AUDIO_MCLK_F_CTRL);
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static AXG_MST_MCLK_GATE(spdifout_clk, AUDIO_CLK_SPDIFOUT_CTRL);
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static AXG_MST_MCLK_GATE(spdifin_clk, AUDIO_CLK_SPDIFIN_CTRL);
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static AXG_MST_MCLK_GATE(pdm_dclk, AUDIO_CLK_PDMIN_CTRL0);
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static AXG_MST_MCLK_GATE(pdm_sysclk, AUDIO_CLK_PDMIN_CTRL1);
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/* Sample Clocks */
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#define AXG_MST_SCLK_PRE_EN(_name, _reg) \
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AXG_AUD_GATE(mst_##_name##_sclk_pre_en, _reg, 31, \
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"axg_mst_"#_name"_mclk", 0)
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static AXG_MST_SCLK_PRE_EN(a, AUDIO_MST_A_SCLK_CTRL0);
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static AXG_MST_SCLK_PRE_EN(b, AUDIO_MST_B_SCLK_CTRL0);
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static AXG_MST_SCLK_PRE_EN(c, AUDIO_MST_C_SCLK_CTRL0);
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static AXG_MST_SCLK_PRE_EN(d, AUDIO_MST_D_SCLK_CTRL0);
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static AXG_MST_SCLK_PRE_EN(e, AUDIO_MST_E_SCLK_CTRL0);
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static AXG_MST_SCLK_PRE_EN(f, AUDIO_MST_F_SCLK_CTRL0);
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#define AXG_AUD_SCLK_DIV(_name, _reg, _div_shift, _div_width, \
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_hi_shift, _hi_width, _pname, _iflags) \
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struct clk_regmap axg_##_name = { \
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.data = &(struct meson_sclk_div_data) { \
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.div = { \
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.reg_off = (_reg), \
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.shift = (_div_shift), \
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.width = (_div_width), \
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}, \
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.hi = { \
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.reg_off = (_reg), \
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.shift = (_hi_shift), \
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.width = (_hi_width), \
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}, \
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}, \
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.hw.init = &(struct clk_init_data) { \
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.name = "axg_"#_name, \
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.ops = &meson_sclk_div_ops, \
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.parent_names = (const char *[]) { _pname }, \
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.num_parents = 1, \
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.flags = (_iflags), \
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}, \
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}
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#define AXG_MST_SCLK_DIV(_name, _reg) \
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AXG_AUD_SCLK_DIV(mst_##_name##_sclk_div, _reg, 20, 10, 0, 0, \
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"axg_mst_"#_name"_sclk_pre_en", \
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CLK_SET_RATE_PARENT)
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static AXG_MST_SCLK_DIV(a, AUDIO_MST_A_SCLK_CTRL0);
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static AXG_MST_SCLK_DIV(b, AUDIO_MST_B_SCLK_CTRL0);
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static AXG_MST_SCLK_DIV(c, AUDIO_MST_C_SCLK_CTRL0);
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static AXG_MST_SCLK_DIV(d, AUDIO_MST_D_SCLK_CTRL0);
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static AXG_MST_SCLK_DIV(e, AUDIO_MST_E_SCLK_CTRL0);
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static AXG_MST_SCLK_DIV(f, AUDIO_MST_F_SCLK_CTRL0);
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#define AXG_MST_SCLK_POST_EN(_name, _reg) \
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AXG_AUD_GATE(mst_##_name##_sclk_post_en, _reg, 30, \
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"axg_mst_"#_name"_sclk_div", CLK_SET_RATE_PARENT)
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static AXG_MST_SCLK_POST_EN(a, AUDIO_MST_A_SCLK_CTRL0);
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static AXG_MST_SCLK_POST_EN(b, AUDIO_MST_B_SCLK_CTRL0);
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static AXG_MST_SCLK_POST_EN(c, AUDIO_MST_C_SCLK_CTRL0);
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static AXG_MST_SCLK_POST_EN(d, AUDIO_MST_D_SCLK_CTRL0);
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static AXG_MST_SCLK_POST_EN(e, AUDIO_MST_E_SCLK_CTRL0);
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static AXG_MST_SCLK_POST_EN(f, AUDIO_MST_F_SCLK_CTRL0);
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#define AXG_AUD_TRIPHASE(_name, _reg, _width, _shift0, _shift1, _shift2, \
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_pname, _iflags) \
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struct clk_regmap axg_##_name = { \
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.data = &(struct meson_clk_triphase_data) { \
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.ph0 = { \
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.reg_off = (_reg), \
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.shift = (_shift0), \
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.width = (_width), \
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}, \
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.ph1 = { \
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.reg_off = (_reg), \
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.shift = (_shift1), \
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.width = (_width), \
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}, \
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.ph2 = { \
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.reg_off = (_reg), \
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.shift = (_shift2), \
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.width = (_width), \
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}, \
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}, \
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.hw.init = &(struct clk_init_data) { \
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.name = "axg_"#_name, \
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.ops = &meson_clk_triphase_ops, \
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.parent_names = (const char *[]) { _pname }, \
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.num_parents = 1, \
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.flags = CLK_DUTY_CYCLE_PARENT | (_iflags), \
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}, \
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}
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#define AXG_MST_SCLK(_name, _reg) \
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AXG_AUD_TRIPHASE(mst_##_name##_sclk, _reg, 1, 0, 2, 4, \
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"axg_mst_"#_name"_sclk_post_en", CLK_SET_RATE_PARENT)
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static AXG_MST_SCLK(a, AUDIO_MST_A_SCLK_CTRL1);
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static AXG_MST_SCLK(b, AUDIO_MST_B_SCLK_CTRL1);
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static AXG_MST_SCLK(c, AUDIO_MST_C_SCLK_CTRL1);
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static AXG_MST_SCLK(d, AUDIO_MST_D_SCLK_CTRL1);
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static AXG_MST_SCLK(e, AUDIO_MST_E_SCLK_CTRL1);
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static AXG_MST_SCLK(f, AUDIO_MST_F_SCLK_CTRL1);
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#define AXG_MST_LRCLK_DIV(_name, _reg) \
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AXG_AUD_SCLK_DIV(mst_##_name##_lrclk_div, _reg, 0, 10, 10, 10, \
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"axg_mst_"#_name"_sclk_post_en", 0) \
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static AXG_MST_LRCLK_DIV(a, AUDIO_MST_A_SCLK_CTRL0);
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static AXG_MST_LRCLK_DIV(b, AUDIO_MST_B_SCLK_CTRL0);
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static AXG_MST_LRCLK_DIV(c, AUDIO_MST_C_SCLK_CTRL0);
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static AXG_MST_LRCLK_DIV(d, AUDIO_MST_D_SCLK_CTRL0);
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static AXG_MST_LRCLK_DIV(e, AUDIO_MST_E_SCLK_CTRL0);
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static AXG_MST_LRCLK_DIV(f, AUDIO_MST_F_SCLK_CTRL0);
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#define AXG_MST_LRCLK(_name, _reg) \
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AXG_AUD_TRIPHASE(mst_##_name##_lrclk, _reg, 1, 1, 3, 5, \
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"axg_mst_"#_name"_lrclk_div", CLK_SET_RATE_PARENT)
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static AXG_MST_LRCLK(a, AUDIO_MST_A_SCLK_CTRL1);
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static AXG_MST_LRCLK(b, AUDIO_MST_B_SCLK_CTRL1);
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static AXG_MST_LRCLK(c, AUDIO_MST_C_SCLK_CTRL1);
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static AXG_MST_LRCLK(d, AUDIO_MST_D_SCLK_CTRL1);
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static AXG_MST_LRCLK(e, AUDIO_MST_E_SCLK_CTRL1);
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static AXG_MST_LRCLK(f, AUDIO_MST_F_SCLK_CTRL1);
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static const char * const tdm_sclk_parent_names[] = {
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"axg_mst_a_sclk", "axg_mst_b_sclk", "axg_mst_c_sclk",
|
||
|
|
"axg_mst_d_sclk", "axg_mst_e_sclk", "axg_mst_f_sclk",
|
||
|
|
"axg_slv_sclk0", "axg_slv_sclk1", "axg_slv_sclk2",
|
||
|
|
"axg_slv_sclk3", "axg_slv_sclk4", "axg_slv_sclk5",
|
||
|
|
"axg_slv_sclk6", "axg_slv_sclk7", "axg_slv_sclk8",
|
||
|
|
"axg_slv_sclk9"
|
||
|
|
};
|
||
|
|
|
||
|
|
#define AXG_TDM_SCLK_MUX(_name, _reg) \
|
||
|
|
AXG_AUD_MUX(tdm##_name##_sclk_sel, _reg, 0xf, 24, \
|
||
|
|
CLK_MUX_ROUND_CLOSEST, \
|
||
|
|
tdm_sclk_parent_names, 0)
|
||
|
|
|
||
|
|
static AXG_TDM_SCLK_MUX(in_a, AUDIO_CLK_TDMIN_A_CTRL);
|
||
|
|
static AXG_TDM_SCLK_MUX(in_b, AUDIO_CLK_TDMIN_B_CTRL);
|
||
|
|
static AXG_TDM_SCLK_MUX(in_c, AUDIO_CLK_TDMIN_C_CTRL);
|
||
|
|
static AXG_TDM_SCLK_MUX(in_lb, AUDIO_CLK_TDMIN_LB_CTRL);
|
||
|
|
static AXG_TDM_SCLK_MUX(out_a, AUDIO_CLK_TDMOUT_A_CTRL);
|
||
|
|
static AXG_TDM_SCLK_MUX(out_b, AUDIO_CLK_TDMOUT_B_CTRL);
|
||
|
|
static AXG_TDM_SCLK_MUX(out_c, AUDIO_CLK_TDMOUT_C_CTRL);
|
||
|
|
|
||
|
|
#define AXG_TDM_SCLK_PRE_EN(_name, _reg) \
|
||
|
|
AXG_AUD_GATE(tdm##_name##_sclk_pre_en, _reg, 31, \
|
||
|
|
"axg_tdm"#_name"_sclk_sel", CLK_SET_RATE_PARENT)
|
||
|
|
|
||
|
|
static AXG_TDM_SCLK_PRE_EN(in_a, AUDIO_CLK_TDMIN_A_CTRL);
|
||
|
|
static AXG_TDM_SCLK_PRE_EN(in_b, AUDIO_CLK_TDMIN_B_CTRL);
|
||
|
|
static AXG_TDM_SCLK_PRE_EN(in_c, AUDIO_CLK_TDMIN_C_CTRL);
|
||
|
|
static AXG_TDM_SCLK_PRE_EN(in_lb, AUDIO_CLK_TDMIN_LB_CTRL);
|
||
|
|
static AXG_TDM_SCLK_PRE_EN(out_a, AUDIO_CLK_TDMOUT_A_CTRL);
|
||
|
|
static AXG_TDM_SCLK_PRE_EN(out_b, AUDIO_CLK_TDMOUT_B_CTRL);
|
||
|
|
static AXG_TDM_SCLK_PRE_EN(out_c, AUDIO_CLK_TDMOUT_C_CTRL);
|
||
|
|
|
||
|
|
#define AXG_TDM_SCLK_POST_EN(_name, _reg) \
|
||
|
|
AXG_AUD_GATE(tdm##_name##_sclk_post_en, _reg, 30, \
|
||
|
|
"axg_tdm"#_name"_sclk_pre_en", CLK_SET_RATE_PARENT)
|
||
|
|
|
||
|
|
static AXG_TDM_SCLK_POST_EN(in_a, AUDIO_CLK_TDMIN_A_CTRL);
|
||
|
|
static AXG_TDM_SCLK_POST_EN(in_b, AUDIO_CLK_TDMIN_B_CTRL);
|
||
|
|
static AXG_TDM_SCLK_POST_EN(in_c, AUDIO_CLK_TDMIN_C_CTRL);
|
||
|
|
static AXG_TDM_SCLK_POST_EN(in_lb, AUDIO_CLK_TDMIN_LB_CTRL);
|
||
|
|
static AXG_TDM_SCLK_POST_EN(out_a, AUDIO_CLK_TDMOUT_A_CTRL);
|
||
|
|
static AXG_TDM_SCLK_POST_EN(out_b, AUDIO_CLK_TDMOUT_B_CTRL);
|
||
|
|
static AXG_TDM_SCLK_POST_EN(out_c, AUDIO_CLK_TDMOUT_C_CTRL);
|
||
|
|
|
||
|
|
#define AXG_TDM_SCLK(_name, _reg) \
|
||
|
|
struct clk_regmap axg_tdm##_name##_sclk = { \
|
||
|
|
.data = &(struct meson_clk_phase_data) { \
|
||
|
|
.ph = { \
|
||
|
|
.reg_off = (_reg), \
|
||
|
|
.shift = 29, \
|
||
|
|
.width = 1, \
|
||
|
|
}, \
|
||
|
|
}, \
|
||
|
|
.hw.init = &(struct clk_init_data) { \
|
||
|
|
.name = "axg_tdm"#_name"_sclk", \
|
||
|
|
.ops = &meson_clk_phase_ops, \
|
||
|
|
.parent_names = (const char *[]) \
|
||
|
|
{ "axg_tdm"#_name"_sclk_post_en" }, \
|
||
|
|
.num_parents = 1, \
|
||
|
|
.flags = CLK_DUTY_CYCLE_PARENT | CLK_SET_RATE_PARENT, \
|
||
|
|
}, \
|
||
|
|
}
|
||
|
|
|
||
|
|
static AXG_TDM_SCLK(in_a, AUDIO_CLK_TDMIN_A_CTRL);
|
||
|
|
static AXG_TDM_SCLK(in_b, AUDIO_CLK_TDMIN_B_CTRL);
|
||
|
|
static AXG_TDM_SCLK(in_c, AUDIO_CLK_TDMIN_C_CTRL);
|
||
|
|
static AXG_TDM_SCLK(in_lb, AUDIO_CLK_TDMIN_LB_CTRL);
|
||
|
|
static AXG_TDM_SCLK(out_a, AUDIO_CLK_TDMOUT_A_CTRL);
|
||
|
|
static AXG_TDM_SCLK(out_b, AUDIO_CLK_TDMOUT_B_CTRL);
|
||
|
|
static AXG_TDM_SCLK(out_c, AUDIO_CLK_TDMOUT_C_CTRL);
|
||
|
|
|
||
|
|
static const char * const tdm_lrclk_parent_names[] = {
|
||
|
|
"axg_mst_a_lrclk", "axg_mst_b_lrclk", "axg_mst_c_lrclk",
|
||
|
|
"axg_mst_d_lrclk", "axg_mst_e_lrclk", "axg_mst_f_lrclk",
|
||
|
|
"axg_slv_lrclk0", "axg_slv_lrclk1", "axg_slv_lrclk2",
|
||
|
|
"axg_slv_lrclk3", "axg_slv_lrclk4", "axg_slv_lrclk5",
|
||
|
|
"axg_slv_lrclk6", "axg_slv_lrclk7", "axg_slv_lrclk8",
|
||
|
|
"axg_slv_lrclk9"
|
||
|
|
};
|
||
|
|
|
||
|
|
#define AXG_TDM_LRLCK(_name, _reg) \
|
||
|
|
AXG_AUD_MUX(tdm##_name##_lrclk, _reg, 0xf, 20, \
|
||
|
|
CLK_MUX_ROUND_CLOSEST, \
|
||
|
|
tdm_lrclk_parent_names, 0)
|
||
|
|
|
||
|
|
static AXG_TDM_LRLCK(in_a, AUDIO_CLK_TDMIN_A_CTRL);
|
||
|
|
static AXG_TDM_LRLCK(in_b, AUDIO_CLK_TDMIN_B_CTRL);
|
||
|
|
static AXG_TDM_LRLCK(in_c, AUDIO_CLK_TDMIN_C_CTRL);
|
||
|
|
static AXG_TDM_LRLCK(in_lb, AUDIO_CLK_TDMIN_LB_CTRL);
|
||
|
|
static AXG_TDM_LRLCK(out_a, AUDIO_CLK_TDMOUT_A_CTRL);
|
||
|
|
static AXG_TDM_LRLCK(out_b, AUDIO_CLK_TDMOUT_B_CTRL);
|
||
|
|
static AXG_TDM_LRLCK(out_c, AUDIO_CLK_TDMOUT_C_CTRL);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Array of all clocks provided by this provider
|
||
|
|
* The input clocks of the controller will be populated at runtime
|
||
|
|
*/
|
||
|
|
static struct clk_hw_onecell_data axg_audio_hw_onecell_data = {
|
||
|
|
.hws = {
|
||
|
|
[AUD_CLKID_DDR_ARB] = &axg_ddr_arb.hw,
|
||
|
|
[AUD_CLKID_PDM] = &axg_pdm.hw,
|
||
|
|
[AUD_CLKID_TDMIN_A] = &axg_tdmin_a.hw,
|
||
|
|
[AUD_CLKID_TDMIN_B] = &axg_tdmin_b.hw,
|
||
|
|
[AUD_CLKID_TDMIN_C] = &axg_tdmin_c.hw,
|
||
|
|
[AUD_CLKID_TDMIN_LB] = &axg_tdmin_lb.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_A] = &axg_tdmout_a.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_B] = &axg_tdmout_b.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_C] = &axg_tdmout_c.hw,
|
||
|
|
[AUD_CLKID_FRDDR_A] = &axg_frddr_a.hw,
|
||
|
|
[AUD_CLKID_FRDDR_B] = &axg_frddr_b.hw,
|
||
|
|
[AUD_CLKID_FRDDR_C] = &axg_frddr_c.hw,
|
||
|
|
[AUD_CLKID_TODDR_A] = &axg_toddr_a.hw,
|
||
|
|
[AUD_CLKID_TODDR_B] = &axg_toddr_b.hw,
|
||
|
|
[AUD_CLKID_TODDR_C] = &axg_toddr_c.hw,
|
||
|
|
[AUD_CLKID_LOOPBACK] = &axg_loopback.hw,
|
||
|
|
[AUD_CLKID_SPDIFIN] = &axg_spdifin.hw,
|
||
|
|
[AUD_CLKID_SPDIFOUT] = &axg_spdifout.hw,
|
||
|
|
[AUD_CLKID_RESAMPLE] = &axg_resample.hw,
|
||
|
|
[AUD_CLKID_POWER_DETECT] = &axg_power_detect.hw,
|
||
|
|
[AUD_CLKID_MST_A_MCLK_SEL] = &axg_mst_a_mclk_sel.hw,
|
||
|
|
[AUD_CLKID_MST_B_MCLK_SEL] = &axg_mst_b_mclk_sel.hw,
|
||
|
|
[AUD_CLKID_MST_C_MCLK_SEL] = &axg_mst_c_mclk_sel.hw,
|
||
|
|
[AUD_CLKID_MST_D_MCLK_SEL] = &axg_mst_d_mclk_sel.hw,
|
||
|
|
[AUD_CLKID_MST_E_MCLK_SEL] = &axg_mst_e_mclk_sel.hw,
|
||
|
|
[AUD_CLKID_MST_F_MCLK_SEL] = &axg_mst_f_mclk_sel.hw,
|
||
|
|
[AUD_CLKID_MST_A_MCLK_DIV] = &axg_mst_a_mclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_B_MCLK_DIV] = &axg_mst_b_mclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_C_MCLK_DIV] = &axg_mst_c_mclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_D_MCLK_DIV] = &axg_mst_d_mclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_E_MCLK_DIV] = &axg_mst_e_mclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_F_MCLK_DIV] = &axg_mst_f_mclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_A_MCLK] = &axg_mst_a_mclk.hw,
|
||
|
|
[AUD_CLKID_MST_B_MCLK] = &axg_mst_b_mclk.hw,
|
||
|
|
[AUD_CLKID_MST_C_MCLK] = &axg_mst_c_mclk.hw,
|
||
|
|
[AUD_CLKID_MST_D_MCLK] = &axg_mst_d_mclk.hw,
|
||
|
|
[AUD_CLKID_MST_E_MCLK] = &axg_mst_e_mclk.hw,
|
||
|
|
[AUD_CLKID_MST_F_MCLK] = &axg_mst_f_mclk.hw,
|
||
|
|
[AUD_CLKID_SPDIFOUT_CLK_SEL] = &axg_spdifout_clk_sel.hw,
|
||
|
|
[AUD_CLKID_SPDIFOUT_CLK_DIV] = &axg_spdifout_clk_div.hw,
|
||
|
|
[AUD_CLKID_SPDIFOUT_CLK] = &axg_spdifout_clk.hw,
|
||
|
|
[AUD_CLKID_SPDIFIN_CLK_SEL] = &axg_spdifin_clk_sel.hw,
|
||
|
|
[AUD_CLKID_SPDIFIN_CLK_DIV] = &axg_spdifin_clk_div.hw,
|
||
|
|
[AUD_CLKID_SPDIFIN_CLK] = &axg_spdifin_clk.hw,
|
||
|
|
[AUD_CLKID_PDM_DCLK_SEL] = &axg_pdm_dclk_sel.hw,
|
||
|
|
[AUD_CLKID_PDM_DCLK_DIV] = &axg_pdm_dclk_div.hw,
|
||
|
|
[AUD_CLKID_PDM_DCLK] = &axg_pdm_dclk.hw,
|
||
|
|
[AUD_CLKID_PDM_SYSCLK_SEL] = &axg_pdm_sysclk_sel.hw,
|
||
|
|
[AUD_CLKID_PDM_SYSCLK_DIV] = &axg_pdm_sysclk_div.hw,
|
||
|
|
[AUD_CLKID_PDM_SYSCLK] = &axg_pdm_sysclk.hw,
|
||
|
|
[AUD_CLKID_MST_A_SCLK_PRE_EN] = &axg_mst_a_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_MST_B_SCLK_PRE_EN] = &axg_mst_b_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_MST_C_SCLK_PRE_EN] = &axg_mst_c_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_MST_D_SCLK_PRE_EN] = &axg_mst_d_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_MST_E_SCLK_PRE_EN] = &axg_mst_e_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_MST_F_SCLK_PRE_EN] = &axg_mst_f_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_MST_A_SCLK_DIV] = &axg_mst_a_sclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_B_SCLK_DIV] = &axg_mst_b_sclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_C_SCLK_DIV] = &axg_mst_c_sclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_D_SCLK_DIV] = &axg_mst_d_sclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_E_SCLK_DIV] = &axg_mst_e_sclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_F_SCLK_DIV] = &axg_mst_f_sclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_A_SCLK_POST_EN] = &axg_mst_a_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_MST_B_SCLK_POST_EN] = &axg_mst_b_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_MST_C_SCLK_POST_EN] = &axg_mst_c_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_MST_D_SCLK_POST_EN] = &axg_mst_d_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_MST_E_SCLK_POST_EN] = &axg_mst_e_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_MST_F_SCLK_POST_EN] = &axg_mst_f_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_MST_A_SCLK] = &axg_mst_a_sclk.hw,
|
||
|
|
[AUD_CLKID_MST_B_SCLK] = &axg_mst_b_sclk.hw,
|
||
|
|
[AUD_CLKID_MST_C_SCLK] = &axg_mst_c_sclk.hw,
|
||
|
|
[AUD_CLKID_MST_D_SCLK] = &axg_mst_d_sclk.hw,
|
||
|
|
[AUD_CLKID_MST_E_SCLK] = &axg_mst_e_sclk.hw,
|
||
|
|
[AUD_CLKID_MST_F_SCLK] = &axg_mst_f_sclk.hw,
|
||
|
|
[AUD_CLKID_MST_A_LRCLK_DIV] = &axg_mst_a_lrclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_B_LRCLK_DIV] = &axg_mst_b_lrclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_C_LRCLK_DIV] = &axg_mst_c_lrclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_D_LRCLK_DIV] = &axg_mst_d_lrclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_E_LRCLK_DIV] = &axg_mst_e_lrclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_F_LRCLK_DIV] = &axg_mst_f_lrclk_div.hw,
|
||
|
|
[AUD_CLKID_MST_A_LRCLK] = &axg_mst_a_lrclk.hw,
|
||
|
|
[AUD_CLKID_MST_B_LRCLK] = &axg_mst_b_lrclk.hw,
|
||
|
|
[AUD_CLKID_MST_C_LRCLK] = &axg_mst_c_lrclk.hw,
|
||
|
|
[AUD_CLKID_MST_D_LRCLK] = &axg_mst_d_lrclk.hw,
|
||
|
|
[AUD_CLKID_MST_E_LRCLK] = &axg_mst_e_lrclk.hw,
|
||
|
|
[AUD_CLKID_MST_F_LRCLK] = &axg_mst_f_lrclk.hw,
|
||
|
|
[AUD_CLKID_TDMIN_A_SCLK_SEL] = &axg_tdmin_a_sclk_sel.hw,
|
||
|
|
[AUD_CLKID_TDMIN_B_SCLK_SEL] = &axg_tdmin_b_sclk_sel.hw,
|
||
|
|
[AUD_CLKID_TDMIN_C_SCLK_SEL] = &axg_tdmin_c_sclk_sel.hw,
|
||
|
|
[AUD_CLKID_TDMIN_LB_SCLK_SEL] = &axg_tdmin_lb_sclk_sel.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_A_SCLK_SEL] = &axg_tdmout_a_sclk_sel.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_B_SCLK_SEL] = &axg_tdmout_b_sclk_sel.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_C_SCLK_SEL] = &axg_tdmout_c_sclk_sel.hw,
|
||
|
|
[AUD_CLKID_TDMIN_A_SCLK_PRE_EN] = &axg_tdmin_a_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_TDMIN_B_SCLK_PRE_EN] = &axg_tdmin_b_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_TDMIN_C_SCLK_PRE_EN] = &axg_tdmin_c_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_TDMIN_LB_SCLK_PRE_EN] = &axg_tdmin_lb_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_A_SCLK_PRE_EN] = &axg_tdmout_a_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_B_SCLK_PRE_EN] = &axg_tdmout_b_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_C_SCLK_PRE_EN] = &axg_tdmout_c_sclk_pre_en.hw,
|
||
|
|
[AUD_CLKID_TDMIN_A_SCLK_POST_EN] = &axg_tdmin_a_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_TDMIN_B_SCLK_POST_EN] = &axg_tdmin_b_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_TDMIN_C_SCLK_POST_EN] = &axg_tdmin_c_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_TDMIN_LB_SCLK_POST_EN] = &axg_tdmin_lb_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_A_SCLK_POST_EN] = &axg_tdmout_a_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_B_SCLK_POST_EN] = &axg_tdmout_b_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_C_SCLK_POST_EN] = &axg_tdmout_c_sclk_post_en.hw,
|
||
|
|
[AUD_CLKID_TDMIN_A_SCLK] = &axg_tdmin_a_sclk.hw,
|
||
|
|
[AUD_CLKID_TDMIN_B_SCLK] = &axg_tdmin_b_sclk.hw,
|
||
|
|
[AUD_CLKID_TDMIN_C_SCLK] = &axg_tdmin_c_sclk.hw,
|
||
|
|
[AUD_CLKID_TDMIN_LB_SCLK] = &axg_tdmin_lb_sclk.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_A_SCLK] = &axg_tdmout_a_sclk.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_B_SCLK] = &axg_tdmout_b_sclk.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_C_SCLK] = &axg_tdmout_c_sclk.hw,
|
||
|
|
[AUD_CLKID_TDMIN_A_LRCLK] = &axg_tdmin_a_lrclk.hw,
|
||
|
|
[AUD_CLKID_TDMIN_B_LRCLK] = &axg_tdmin_b_lrclk.hw,
|
||
|
|
[AUD_CLKID_TDMIN_C_LRCLK] = &axg_tdmin_c_lrclk.hw,
|
||
|
|
[AUD_CLKID_TDMIN_LB_LRCLK] = &axg_tdmin_lb_lrclk.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_A_LRCLK] = &axg_tdmout_a_lrclk.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_B_LRCLK] = &axg_tdmout_b_lrclk.hw,
|
||
|
|
[AUD_CLKID_TDMOUT_C_LRCLK] = &axg_tdmout_c_lrclk.hw,
|
||
|
|
[NR_CLKS] = NULL,
|
||
|
|
},
|
||
|
|
.num = NR_CLKS,
|
||
|
|
};
|
||
|
|
|
||
|
|
/* Convenience table to populate regmap in .probe() */
|
||
|
|
static struct clk_regmap *const axg_audio_clk_regmaps[] = {
|
||
|
|
&axg_ddr_arb,
|
||
|
|
&axg_pdm,
|
||
|
|
&axg_tdmin_a,
|
||
|
|
&axg_tdmin_b,
|
||
|
|
&axg_tdmin_c,
|
||
|
|
&axg_tdmin_lb,
|
||
|
|
&axg_tdmout_a,
|
||
|
|
&axg_tdmout_b,
|
||
|
|
&axg_tdmout_c,
|
||
|
|
&axg_frddr_a,
|
||
|
|
&axg_frddr_b,
|
||
|
|
&axg_frddr_c,
|
||
|
|
&axg_toddr_a,
|
||
|
|
&axg_toddr_b,
|
||
|
|
&axg_toddr_c,
|
||
|
|
&axg_loopback,
|
||
|
|
&axg_spdifin,
|
||
|
|
&axg_spdifout,
|
||
|
|
&axg_resample,
|
||
|
|
&axg_power_detect,
|
||
|
|
&axg_mst_a_mclk_sel,
|
||
|
|
&axg_mst_b_mclk_sel,
|
||
|
|
&axg_mst_c_mclk_sel,
|
||
|
|
&axg_mst_d_mclk_sel,
|
||
|
|
&axg_mst_e_mclk_sel,
|
||
|
|
&axg_mst_f_mclk_sel,
|
||
|
|
&axg_mst_a_mclk_div,
|
||
|
|
&axg_mst_b_mclk_div,
|
||
|
|
&axg_mst_c_mclk_div,
|
||
|
|
&axg_mst_d_mclk_div,
|
||
|
|
&axg_mst_e_mclk_div,
|
||
|
|
&axg_mst_f_mclk_div,
|
||
|
|
&axg_mst_a_mclk,
|
||
|
|
&axg_mst_b_mclk,
|
||
|
|
&axg_mst_c_mclk,
|
||
|
|
&axg_mst_d_mclk,
|
||
|
|
&axg_mst_e_mclk,
|
||
|
|
&axg_mst_f_mclk,
|
||
|
|
&axg_spdifout_clk_sel,
|
||
|
|
&axg_spdifout_clk_div,
|
||
|
|
&axg_spdifout_clk,
|
||
|
|
&axg_spdifin_clk_sel,
|
||
|
|
&axg_spdifin_clk_div,
|
||
|
|
&axg_spdifin_clk,
|
||
|
|
&axg_pdm_dclk_sel,
|
||
|
|
&axg_pdm_dclk_div,
|
||
|
|
&axg_pdm_dclk,
|
||
|
|
&axg_pdm_sysclk_sel,
|
||
|
|
&axg_pdm_sysclk_div,
|
||
|
|
&axg_pdm_sysclk,
|
||
|
|
&axg_mst_a_sclk_pre_en,
|
||
|
|
&axg_mst_b_sclk_pre_en,
|
||
|
|
&axg_mst_c_sclk_pre_en,
|
||
|
|
&axg_mst_d_sclk_pre_en,
|
||
|
|
&axg_mst_e_sclk_pre_en,
|
||
|
|
&axg_mst_f_sclk_pre_en,
|
||
|
|
&axg_mst_a_sclk_div,
|
||
|
|
&axg_mst_b_sclk_div,
|
||
|
|
&axg_mst_c_sclk_div,
|
||
|
|
&axg_mst_d_sclk_div,
|
||
|
|
&axg_mst_e_sclk_div,
|
||
|
|
&axg_mst_f_sclk_div,
|
||
|
|
&axg_mst_a_sclk_post_en,
|
||
|
|
&axg_mst_b_sclk_post_en,
|
||
|
|
&axg_mst_c_sclk_post_en,
|
||
|
|
&axg_mst_d_sclk_post_en,
|
||
|
|
&axg_mst_e_sclk_post_en,
|
||
|
|
&axg_mst_f_sclk_post_en,
|
||
|
|
&axg_mst_a_sclk,
|
||
|
|
&axg_mst_b_sclk,
|
||
|
|
&axg_mst_c_sclk,
|
||
|
|
&axg_mst_d_sclk,
|
||
|
|
&axg_mst_e_sclk,
|
||
|
|
&axg_mst_f_sclk,
|
||
|
|
&axg_mst_a_lrclk_div,
|
||
|
|
&axg_mst_b_lrclk_div,
|
||
|
|
&axg_mst_c_lrclk_div,
|
||
|
|
&axg_mst_d_lrclk_div,
|
||
|
|
&axg_mst_e_lrclk_div,
|
||
|
|
&axg_mst_f_lrclk_div,
|
||
|
|
&axg_mst_a_lrclk,
|
||
|
|
&axg_mst_b_lrclk,
|
||
|
|
&axg_mst_c_lrclk,
|
||
|
|
&axg_mst_d_lrclk,
|
||
|
|
&axg_mst_e_lrclk,
|
||
|
|
&axg_mst_f_lrclk,
|
||
|
|
&axg_tdmin_a_sclk_sel,
|
||
|
|
&axg_tdmin_b_sclk_sel,
|
||
|
|
&axg_tdmin_c_sclk_sel,
|
||
|
|
&axg_tdmin_lb_sclk_sel,
|
||
|
|
&axg_tdmout_a_sclk_sel,
|
||
|
|
&axg_tdmout_b_sclk_sel,
|
||
|
|
&axg_tdmout_c_sclk_sel,
|
||
|
|
&axg_tdmin_a_sclk_pre_en,
|
||
|
|
&axg_tdmin_b_sclk_pre_en,
|
||
|
|
&axg_tdmin_c_sclk_pre_en,
|
||
|
|
&axg_tdmin_lb_sclk_pre_en,
|
||
|
|
&axg_tdmout_a_sclk_pre_en,
|
||
|
|
&axg_tdmout_b_sclk_pre_en,
|
||
|
|
&axg_tdmout_c_sclk_pre_en,
|
||
|
|
&axg_tdmin_a_sclk_post_en,
|
||
|
|
&axg_tdmin_b_sclk_post_en,
|
||
|
|
&axg_tdmin_c_sclk_post_en,
|
||
|
|
&axg_tdmin_lb_sclk_post_en,
|
||
|
|
&axg_tdmout_a_sclk_post_en,
|
||
|
|
&axg_tdmout_b_sclk_post_en,
|
||
|
|
&axg_tdmout_c_sclk_post_en,
|
||
|
|
&axg_tdmin_a_sclk,
|
||
|
|
&axg_tdmin_b_sclk,
|
||
|
|
&axg_tdmin_c_sclk,
|
||
|
|
&axg_tdmin_lb_sclk,
|
||
|
|
&axg_tdmout_a_sclk,
|
||
|
|
&axg_tdmout_b_sclk,
|
||
|
|
&axg_tdmout_c_sclk,
|
||
|
|
&axg_tdmin_a_lrclk,
|
||
|
|
&axg_tdmin_b_lrclk,
|
||
|
|
&axg_tdmin_c_lrclk,
|
||
|
|
&axg_tdmin_lb_lrclk,
|
||
|
|
&axg_tdmout_a_lrclk,
|
||
|
|
&axg_tdmout_b_lrclk,
|
||
|
|
&axg_tdmout_c_lrclk,
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct clk *devm_clk_get_enable(struct device *dev, char *id)
|
||
|
|
{
|
||
|
|
struct clk *clk;
|
||
|
|
int ret;
|
||
|
|
|
||
|
|
clk = devm_clk_get(dev, id);
|
||
|
|
if (IS_ERR(clk)) {
|
||
|
|
if (PTR_ERR(clk) != -EPROBE_DEFER)
|
||
|
|
dev_err(dev, "failed to get %s", id);
|
||
|
|
return clk;
|
||
|
|
}
|
||
|
|
|
||
|
|
ret = clk_prepare_enable(clk);
|
||
|
|
if (ret) {
|
||
|
|
dev_err(dev, "failed to enable %s", id);
|
||
|
|
return ERR_PTR(ret);
|
||
|
|
}
|
||
|
|
|
||
|
|
ret = devm_add_action_or_reset(dev,
|
||
|
|
(void(*)(void *))clk_disable_unprepare,
|
||
|
|
clk);
|
||
|
|
if (ret) {
|
||
|
|
dev_err(dev, "failed to add reset action on %s", id);
|
||
|
|
return ERR_PTR(ret);
|
||
|
|
}
|
||
|
|
|
||
|
|
return clk;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct clk_ops axg_clk_no_ops = {};
|
||
|
|
|
||
|
|
static struct clk_hw *axg_clk_hw_register_bypass(struct device *dev,
|
||
|
|
const char *name,
|
||
|
|
const char *parent_name)
|
||
|
|
{
|
||
|
|
struct clk_hw *hw;
|
||
|
|
struct clk_init_data init;
|
||
|
|
char *clk_name;
|
||
|
|
int ret;
|
||
|
|
|
||
|
|
hw = devm_kzalloc(dev, sizeof(*hw), GFP_KERNEL);
|
||
|
|
if (!hw)
|
||
|
|
return ERR_PTR(-ENOMEM);
|
||
|
|
|
||
|
|
clk_name = kasprintf(GFP_KERNEL, "axg_%s", name);
|
||
|
|
if (!clk_name)
|
||
|
|
return ERR_PTR(-ENOMEM);
|
||
|
|
|
||
|
|
init.name = clk_name;
|
||
|
|
init.ops = &axg_clk_no_ops;
|
||
|
|
init.flags = 0;
|
||
|
|
init.parent_names = parent_name ? &parent_name : NULL;
|
||
|
|
init.num_parents = parent_name ? 1 : 0;
|
||
|
|
hw->init = &init;
|
||
|
|
|
||
|
|
ret = devm_clk_hw_register(dev, hw);
|
||
|
|
kfree(clk_name);
|
||
|
|
|
||
|
|
return ret ? ERR_PTR(ret) : hw;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int axg_register_clk_hw_input(struct device *dev,
|
||
|
|
const char *name,
|
||
|
|
unsigned int clkid)
|
||
|
|
{
|
||
|
|
struct clk *parent_clk = devm_clk_get(dev, name);
|
||
|
|
struct clk_hw *hw = NULL;
|
||
|
|
|
||
|
|
if (IS_ERR(parent_clk)) {
|
||
|
|
int err = PTR_ERR(parent_clk);
|
||
|
|
|
||
|
|
/* It is ok if an input clock is missing */
|
||
|
|
if (err == -ENOENT) {
|
||
|
|
dev_dbg(dev, "%s not provided", name);
|
||
|
|
} else {
|
||
|
|
if (err != -EPROBE_DEFER)
|
||
|
|
dev_err(dev, "failed to get %s clock", name);
|
||
|
|
return err;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
hw = axg_clk_hw_register_bypass(dev, name,
|
||
|
|
__clk_get_name(parent_clk));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (IS_ERR(hw)) {
|
||
|
|
dev_err(dev, "failed to register %s clock", name);
|
||
|
|
return PTR_ERR(hw);
|
||
|
|
}
|
||
|
|
|
||
|
|
axg_audio_hw_onecell_data.hws[clkid] = hw;
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int axg_register_clk_hw_inputs(struct device *dev,
|
||
|
|
const char *basename,
|
||
|
|
unsigned int count,
|
||
|
|
unsigned int clkid)
|
||
|
|
{
|
||
|
|
char *name;
|
||
|
|
int i, ret;
|
||
|
|
|
||
|
|
for (i = 0; i < count; i++) {
|
||
|
|
name = kasprintf(GFP_KERNEL, "%s%d", basename, i);
|
||
|
|
if (!name)
|
||
|
|
return -ENOMEM;
|
||
|
|
|
||
|
|
ret = axg_register_clk_hw_input(dev, name, clkid + i);
|
||
|
|
kfree(name);
|
||
|
|
if (ret)
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct regmap_config axg_audio_regmap_cfg = {
|
||
|
|
.reg_bits = 32,
|
||
|
|
.val_bits = 32,
|
||
|
|
.reg_stride = 4,
|
||
|
|
.max_register = AUDIO_CLK_PDMIN_CTRL1,
|
||
|
|
};
|
||
|
|
|
||
|
|
static int axg_audio_clkc_probe(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
struct device *dev = &pdev->dev;
|
||
|
|
struct regmap *map;
|
||
|
|
struct resource *res;
|
||
|
|
void __iomem *regs;
|
||
|
|
struct clk *clk;
|
||
|
|
struct clk_hw *hw;
|
||
|
|
int ret, i;
|
||
|
|
|
||
|
|
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
|
||
|
|
regs = devm_ioremap_resource(dev, res);
|
||
|
|
if (IS_ERR(regs))
|
||
|
|
return PTR_ERR(regs);
|
||
|
|
|
||
|
|
map = devm_regmap_init_mmio(dev, regs, &axg_audio_regmap_cfg);
|
||
|
|
if (IS_ERR(map)) {
|
||
|
|
dev_err(dev, "failed to init regmap: %ld\n", PTR_ERR(map));
|
||
|
|
return PTR_ERR(map);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Get the mandatory peripheral clock */
|
||
|
|
clk = devm_clk_get_enable(dev, "pclk");
|
||
|
|
if (IS_ERR(clk))
|
||
|
|
return PTR_ERR(clk);
|
||
|
|
|
||
|
|
ret = device_reset(dev);
|
||
|
|
if (ret) {
|
||
|
|
dev_err(dev, "failed to reset device\n");
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Register the peripheral input clock */
|
||
|
|
hw = axg_clk_hw_register_bypass(dev, "audio_pclk",
|
||
|
|
__clk_get_name(clk));
|
||
|
|
if (IS_ERR(hw))
|
||
|
|
return PTR_ERR(hw);
|
||
|
|
|
||
|
|
axg_audio_hw_onecell_data.hws[AUD_CLKID_PCLK] = hw;
|
||
|
|
|
||
|
|
/* Register optional input master clocks */
|
||
|
|
ret = axg_register_clk_hw_inputs(dev, "mst_in",
|
||
|
|
AXG_MST_IN_COUNT,
|
||
|
|
AUD_CLKID_MST0);
|
||
|
|
if (ret)
|
||
|
|
return ret;
|
||
|
|
|
||
|
|
/* Register optional input slave sclks */
|
||
|
|
ret = axg_register_clk_hw_inputs(dev, "slv_sclk",
|
||
|
|
AXG_SLV_SCLK_COUNT,
|
||
|
|
AUD_CLKID_SLV_SCLK0);
|
||
|
|
if (ret)
|
||
|
|
return ret;
|
||
|
|
|
||
|
|
/* Register optional input slave lrclks */
|
||
|
|
ret = axg_register_clk_hw_inputs(dev, "slv_lrclk",
|
||
|
|
AXG_SLV_LRCLK_COUNT,
|
||
|
|
AUD_CLKID_SLV_LRCLK0);
|
||
|
|
if (ret)
|
||
|
|
return ret;
|
||
|
|
|
||
|
|
/* Populate regmap for the regmap backed clocks */
|
||
|
|
for (i = 0; i < ARRAY_SIZE(axg_audio_clk_regmaps); i++)
|
||
|
|
axg_audio_clk_regmaps[i]->map = map;
|
||
|
|
|
||
|
|
/* Take care to skip the registered input clocks */
|
||
|
|
for (i = AUD_CLKID_DDR_ARB; i < axg_audio_hw_onecell_data.num; i++) {
|
||
|
|
hw = axg_audio_hw_onecell_data.hws[i];
|
||
|
|
/* array might be sparse */
|
||
|
|
if (!hw)
|
||
|
|
continue;
|
||
|
|
|
||
|
|
ret = devm_clk_hw_register(dev, hw);
|
||
|
|
if (ret) {
|
||
|
|
dev_err(dev, "failed to register clock %s\n",
|
||
|
|
hw->init->name);
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
|
||
|
|
&axg_audio_hw_onecell_data);
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct of_device_id clkc_match_table[] = {
|
||
|
|
{ .compatible = "amlogic,axg-audio-clkc" },
|
||
|
|
{}
|
||
|
|
};
|
||
|
|
MODULE_DEVICE_TABLE(of, clkc_match_table);
|
||
|
|
|
||
|
|
static struct platform_driver axg_audio_driver = {
|
||
|
|
.probe = axg_audio_clkc_probe,
|
||
|
|
.driver = {
|
||
|
|
.name = "axg-audio-clkc",
|
||
|
|
.of_match_table = clkc_match_table,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
module_platform_driver(axg_audio_driver);
|
||
|
|
|
||
|
|
MODULE_DESCRIPTION("Amlogic A113x Audio Clock driver");
|
||
|
|
MODULE_AUTHOR("Jerome Brunet <jbrunet@baylibre.com>");
|
||
|
|
MODULE_LICENSE("GPL v2");
|