diff options
author | Taniya Das <tdas@codeaurora.org> | 2022-02-23 20:22:48 +0300 |
---|---|---|
committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2022-04-13 05:17:42 +0300 |
commit | a9dd26639d0567043bb3d8761380d505f2318e44 (patch) | |
tree | b7b6947bf4bea00c6fbb30686d794d50e7a86f54 /drivers/clk/qcom/lpassaudiocc-sc7280.c | |
parent | 298af153e9afa04e7f885669d524e159c2f42df7 (diff) | |
download | linux-a9dd26639d0567043bb3d8761380d505f2318e44.tar.xz |
clk: qcom: lpass: Add support for LPASS clock controller for SC7280
The Low Power Audio subsystem core and audio clocks are required for
Audio client to be able to request for the clocks and power domains.
Signed-off-by: Taniya Das <tdas@codeaurora.org>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220223172248.18877-2-tdas@codeaurora.org
Diffstat (limited to 'drivers/clk/qcom/lpassaudiocc-sc7280.c')
-rw-r--r-- | drivers/clk/qcom/lpassaudiocc-sc7280.c | 838 |
1 files changed, 838 insertions, 0 deletions
diff --git a/drivers/clk/qcom/lpassaudiocc-sc7280.c b/drivers/clk/qcom/lpassaudiocc-sc7280.c new file mode 100644 index 000000000000..6ab6e5a34c72 --- /dev/null +++ b/drivers/clk/qcom/lpassaudiocc-sc7280.c @@ -0,0 +1,838 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2021, The Linux Foundation. All rights reserved. + */ + +#include <linux/clk-provider.h> +#include <linux/err.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/pm_clock.h> +#include <linux/pm_runtime.h> +#include <linux/regmap.h> + +#include <dt-bindings/clock/qcom,lpassaudiocc-sc7280.h> + +#include "clk-alpha-pll.h" +#include "clk-branch.h" +#include "clk-rcg.h" +#include "clk-regmap.h" +#include "clk-regmap-divider.h" +#include "clk-regmap-mux.h" +#include "common.h" +#include "gdsc.h" + +enum { + P_BI_TCXO, + P_LPASS_AON_CC_PLL_OUT_EVEN, + P_LPASS_AON_CC_PLL_OUT_MAIN, + P_LPASS_AON_CC_PLL_OUT_MAIN_CDIV_DIV_CLK_SRC, + P_LPASS_AON_CC_PLL_OUT_ODD, + P_LPASS_AUDIO_CC_PLL_OUT_AUX, + P_LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC, + P_LPASS_AUDIO_CC_PLL_MAIN_DIV_CLK, +}; + +static const struct pll_vco zonda_vco[] = { + { 595200000UL, 3600000000UL, 0 }, +}; + +/* 1128.96MHz configuration */ +static const struct alpha_pll_config lpass_audio_cc_pll_config = { + .l = 0x3a, + .alpha = 0xcccc, + .config_ctl_val = 0x08200920, + .config_ctl_hi_val = 0x05002001, + .config_ctl_hi1_val = 0x00000000, + .user_ctl_val = 0x03000101, +}; + +static struct clk_alpha_pll lpass_audio_cc_pll = { + .offset = 0x0, + .vco_table = zonda_vco, + .num_vco = ARRAY_SIZE(zonda_vco), + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_ZONDA], + .clkr = { + .hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_pll", + .parent_data = &(const struct clk_parent_data){ + .index = 0, + }, + .num_parents = 1, + .ops = &clk_alpha_pll_zonda_ops, + }, + }, +}; + +static const struct clk_div_table post_div_table_lpass_audio_cc_pll_out_aux2[] = { + { 0x1, 2 }, + { } +}; + +static struct clk_alpha_pll_postdiv lpass_audio_cc_pll_out_aux2 = { + .offset = 0x0, + .post_div_shift = 8, + .post_div_table = post_div_table_lpass_audio_cc_pll_out_aux2, + .num_post_div = ARRAY_SIZE(post_div_table_lpass_audio_cc_pll_out_aux2), + .width = 2, + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_ZONDA], + .clkr.hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_pll_out_aux2", + .parent_hws = (const struct clk_hw*[]){ + &lpass_audio_cc_pll.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_alpha_pll_postdiv_zonda_ops, + }, +}; + +static const struct pll_vco lucid_vco[] = { + { 249600000, 2000000000, 0 }, +}; + +/* 614.4 MHz configuration */ +static const struct alpha_pll_config lpass_aon_cc_pll_config = { + .l = 0x20, + .alpha = 0x0, + .config_ctl_val = 0x20485699, + .config_ctl_hi_val = 0x00002261, + .config_ctl_hi1_val = 0x329A299C, + .user_ctl_val = 0x00005100, + .user_ctl_hi_val = 0x00000805, + .user_ctl_hi1_val = 0x00000000, +}; + +static struct clk_alpha_pll lpass_aon_cc_pll = { + .offset = 0x0, + .vco_table = lucid_vco, + .num_vco = ARRAY_SIZE(lucid_vco), + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr = { + .hw.init = &(const struct clk_init_data){ + .name = "lpass_aon_cc_pll", + .parent_data = &(const struct clk_parent_data){ + .index = 0, + }, + .num_parents = 1, + .ops = &clk_alpha_pll_lucid_ops, + }, + }, +}; + +static const struct clk_div_table post_div_table_lpass_aon_cc_pll_out_even[] = { + { 0x1, 2 }, + { } +}; + +static struct clk_alpha_pll_postdiv lpass_aon_cc_pll_out_even = { + .offset = 0x0, + .post_div_shift = 8, + .post_div_table = post_div_table_lpass_aon_cc_pll_out_even, + .num_post_div = ARRAY_SIZE(post_div_table_lpass_aon_cc_pll_out_even), + .width = 4, + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr.hw.init = &(const struct clk_init_data){ + .name = "lpass_aon_cc_pll_out_even", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_pll.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_alpha_pll_postdiv_lucid_ops, + }, +}; + +static const struct clk_div_table post_div_table_lpass_aon_cc_pll_out_odd[] = { + { 0x5, 5 }, + { } +}; + +static struct clk_alpha_pll_postdiv lpass_aon_cc_pll_out_odd = { + .offset = 0x0, + .post_div_shift = 12, + .post_div_table = post_div_table_lpass_aon_cc_pll_out_odd, + .num_post_div = ARRAY_SIZE(post_div_table_lpass_aon_cc_pll_out_odd), + .width = 4, + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr.hw.init = &(const struct clk_init_data){ + .name = "lpass_aon_cc_pll_out_odd", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_pll.clkr.hw, + }, + .num_parents = 1, + .ops = &clk_alpha_pll_postdiv_lucid_ops, + }, +}; + +static const struct parent_map lpass_audio_cc_parent_map_0[] = { + { P_BI_TCXO, 0 }, + { P_LPASS_AUDIO_CC_PLL_OUT_AUX, 3 }, + { P_LPASS_AON_CC_PLL_OUT_ODD, 5 }, + { P_LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC, 6 }, +}; + +static struct clk_regmap_div lpass_audio_cc_pll_out_aux2_div_clk_src; +static struct clk_regmap_div lpass_audio_cc_pll_out_main_div_clk_src; + +static const struct clk_parent_data lpass_audio_cc_parent_data_0[] = { + { .index = 0 }, + { .hw = &lpass_audio_cc_pll.clkr.hw }, + { .hw = &lpass_aon_cc_pll_out_odd.clkr.hw }, + { .hw = &lpass_audio_cc_pll_out_aux2_div_clk_src.clkr.hw }, +}; + +static const struct parent_map lpass_aon_cc_parent_map_0[] = { + { P_BI_TCXO, 0 }, + { P_LPASS_AON_CC_PLL_OUT_EVEN, 4 }, +}; + +static const struct clk_parent_data lpass_aon_cc_parent_data_0[] = { + { .index = 0 }, + { .hw = &lpass_aon_cc_pll_out_even.clkr.hw }, +}; + +static const struct parent_map lpass_aon_cc_parent_map_1[] = { + { P_BI_TCXO, 0 }, + { P_LPASS_AON_CC_PLL_OUT_ODD, 1 }, + { P_LPASS_AUDIO_CC_PLL_MAIN_DIV_CLK, 6 }, +}; + +static const struct clk_parent_data lpass_aon_cc_parent_data_1[] = { + { .index = 0 }, + { .hw = &lpass_aon_cc_pll_out_odd.clkr.hw }, + { .hw = &lpass_audio_cc_pll_out_main_div_clk_src.clkr.hw }, +}; + +static const struct freq_tbl ftbl_lpass_aon_cc_main_rcg_clk_src[] = { + F(38400000, P_LPASS_AON_CC_PLL_OUT_EVEN, 8, 0, 0), + F(76800000, P_LPASS_AON_CC_PLL_OUT_EVEN, 4, 0, 0), + F(153600000, P_LPASS_AON_CC_PLL_OUT_EVEN, 2, 0, 0), + { } +}; + +static struct clk_rcg2 lpass_aon_cc_main_rcg_clk_src = { + .cmd_rcgr = 0x1000, + .mnd_width = 0, + .hid_width = 5, + .parent_map = lpass_aon_cc_parent_map_0, + .freq_tbl = ftbl_lpass_aon_cc_main_rcg_clk_src, + .clkr.hw.init = &(const struct clk_init_data){ + .name = "lpass_aon_cc_main_rcg_clk_src", + .parent_data = lpass_aon_cc_parent_data_0, + .num_parents = ARRAY_SIZE(lpass_aon_cc_parent_data_0), + .flags = CLK_OPS_PARENT_ENABLE, + .ops = &clk_rcg2_ops, + }, +}; + +static const struct freq_tbl ftbl_lpass_aon_cc_tx_mclk_rcg_clk_src[] = { + F(19200000, P_BI_TCXO, 1, 0, 0), + F(24576000, P_LPASS_AON_CC_PLL_OUT_ODD, 5, 0, 0), + { } +}; + +static struct clk_rcg2 lpass_aon_cc_tx_mclk_rcg_clk_src = { + .cmd_rcgr = 0x13004, + .mnd_width = 0, + .hid_width = 5, + .parent_map = lpass_aon_cc_parent_map_1, + .freq_tbl = ftbl_lpass_aon_cc_tx_mclk_rcg_clk_src, + .clkr.hw.init = &(const struct clk_init_data){ + .name = "lpass_aon_cc_tx_mclk_rcg_clk_src", + .parent_data = lpass_aon_cc_parent_data_1, + .num_parents = ARRAY_SIZE(lpass_aon_cc_parent_data_1), + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_regmap_div lpass_audio_cc_pll_out_aux2_div_clk_src = { + .reg = 0x48, + .shift = 0, + .width = 4, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "lpass_audio_cc_pll_out_aux2_div_clk_src", + .parent_hws = (const struct clk_hw*[]){ + &lpass_audio_cc_pll_out_aux2.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_regmap_div lpass_audio_cc_pll_out_main_div_clk_src = { + .reg = 0x3c, + .shift = 0, + .width = 4, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "lpass_audio_cc_pll_out_main_div_clk_src", + .parent_hws = (const struct clk_hw*[]){ + &lpass_audio_cc_pll.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_regmap_div lpass_aon_cc_cdiv_tx_mclk_div_clk_src = { + .reg = 0x13010, + .shift = 0, + .width = 4, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "lpass_aon_cc_cdiv_tx_mclk_div_clk_src", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_tx_mclk_rcg_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_regmap_div lpass_aon_cc_pll_out_main_cdiv_div_clk_src = { + .reg = 0x80, + .shift = 0, + .width = 4, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "lpass_aon_cc_pll_out_main_cdiv_div_clk_src", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_pll.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ro_ops, + }, +}; + +static const struct freq_tbl ftbl_lpass_audio_cc_ext_mclk0_clk_src[] = { + F(256000, P_LPASS_AON_CC_PLL_OUT_ODD, 15, 1, 32), + F(352800, P_LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC, 10, 1, 32), + F(512000, P_LPASS_AON_CC_PLL_OUT_ODD, 15, 1, 16), + F(705600, P_LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC, 10, 1, 16), + F(768000, P_LPASS_AON_CC_PLL_OUT_ODD, 10, 1, 16), + F(1024000, P_LPASS_AON_CC_PLL_OUT_ODD, 15, 1, 8), + F(1411200, P_LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC, 10, 1, 8), + F(1536000, P_LPASS_AON_CC_PLL_OUT_ODD, 10, 1, 8), + F(2048000, P_LPASS_AON_CC_PLL_OUT_ODD, 15, 1, 4), + F(2822400, P_LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC, 10, 1, 4), + F(3072000, P_LPASS_AON_CC_PLL_OUT_ODD, 10, 1, 4), + F(4096000, P_LPASS_AON_CC_PLL_OUT_ODD, 15, 1, 2), + F(5644800, P_LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC, 10, 1, 2), + F(6144000, P_LPASS_AON_CC_PLL_OUT_ODD, 10, 1, 2), + F(8192000, P_LPASS_AON_CC_PLL_OUT_ODD, 15, 0, 0), + F(9600000, P_BI_TCXO, 2, 0, 0), + F(11289600, P_LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC, 10, 0, 0), + F(12288000, P_LPASS_AON_CC_PLL_OUT_ODD, 10, 0, 0), + F(19200000, P_BI_TCXO, 1, 0, 0), + F(22579200, P_LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC, 5, 0, 0), + F(24576000, P_LPASS_AON_CC_PLL_OUT_ODD, 5, 0, 0), + { } +}; + +static struct clk_rcg2 lpass_audio_cc_ext_mclk0_clk_src = { + .cmd_rcgr = 0x20004, + .mnd_width = 8, + .hid_width = 5, + .parent_map = lpass_audio_cc_parent_map_0, + .freq_tbl = ftbl_lpass_audio_cc_ext_mclk0_clk_src, + .clkr.hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_ext_mclk0_clk_src", + .parent_data = lpass_audio_cc_parent_data_0, + .num_parents = ARRAY_SIZE(lpass_audio_cc_parent_data_0), + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_rcg2 lpass_audio_cc_ext_mclk1_clk_src = { + .cmd_rcgr = 0x21004, + .mnd_width = 8, + .hid_width = 5, + .parent_map = lpass_audio_cc_parent_map_0, + .freq_tbl = ftbl_lpass_audio_cc_ext_mclk0_clk_src, + .clkr.hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_ext_mclk1_clk_src", + .parent_data = lpass_audio_cc_parent_data_0, + .num_parents = ARRAY_SIZE(lpass_audio_cc_parent_data_0), + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_rcg2 lpass_audio_cc_rx_mclk_clk_src = { + .cmd_rcgr = 0x24004, + .mnd_width = 8, + .hid_width = 5, + .parent_map = lpass_audio_cc_parent_map_0, + .freq_tbl = ftbl_lpass_audio_cc_ext_mclk0_clk_src, + .clkr.hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_rx_mclk_clk_src", + .parent_data = lpass_audio_cc_parent_data_0, + .num_parents = ARRAY_SIZE(lpass_audio_cc_parent_data_0), + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_regmap_div lpass_audio_cc_cdiv_rx_mclk_div_clk_src = { + .reg = 0x240d0, + .shift = 0, + .width = 4, + .clkr.hw.init = &(const struct clk_init_data) { + .name = "lpass_audio_cc_cdiv_rx_mclk_div_clk_src", + .parent_hws = (const struct clk_hw*[]){ + &lpass_audio_cc_rx_mclk_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_branch lpass_aon_cc_audio_hm_h_clk; + +static struct clk_branch lpass_audio_cc_codec_mem0_clk = { + .halt_reg = 0x1e004, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1e004, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_codec_mem0_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_audio_hm_h_clk.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_audio_cc_codec_mem1_clk = { + .halt_reg = 0x1e008, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1e008, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_codec_mem1_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_audio_hm_h_clk.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_audio_cc_codec_mem2_clk = { + .halt_reg = 0x1e00c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1e00c, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_codec_mem2_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_audio_hm_h_clk.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_audio_cc_codec_mem_clk = { + .halt_reg = 0x1e000, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1e000, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_codec_mem_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_audio_hm_h_clk.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_audio_cc_ext_mclk0_clk = { + .halt_reg = 0x20018, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x20018, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_ext_mclk0_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_audio_cc_ext_mclk0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_audio_cc_ext_mclk1_clk = { + .halt_reg = 0x21018, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x21018, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_ext_mclk1_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_audio_cc_ext_mclk1_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_audio_cc_rx_mclk_2x_clk = { + .halt_reg = 0x240cc, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x240cc, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_rx_mclk_2x_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_audio_cc_rx_mclk_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_audio_cc_rx_mclk_clk = { + .halt_reg = 0x240d4, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x240d4, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_audio_cc_rx_mclk_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_audio_cc_cdiv_rx_mclk_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_aon_cc_audio_hm_h_clk = { + .halt_reg = 0x9014, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x9014, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_aon_cc_audio_hm_h_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_main_rcg_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_aon_ops, + }, + }, +}; + +static struct clk_branch lpass_aon_cc_va_mem0_clk = { + .halt_reg = 0x9028, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x9028, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_aon_cc_va_mem0_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_main_rcg_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_aon_cc_tx_mclk_2x_clk = { + .halt_reg = 0x1300c, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1300c, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_aon_cc_tx_mclk_2x_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_tx_mclk_rcg_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_aon_cc_tx_mclk_clk = { + .halt_reg = 0x13014, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x13014, + .enable_mask = BIT(0), + .hw.init = &(const struct clk_init_data){ + .name = "lpass_aon_cc_tx_mclk_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_aon_cc_cdiv_tx_mclk_div_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct gdsc lpass_aon_cc_lpass_audio_hm_gdsc = { + .gdscr = 0x9090, + .pd = { + .name = "lpass_aon_cc_lpass_audio_hm_gdsc", + }, + .pwrsts = PWRSTS_OFF_ON, + .flags = RETAIN_FF_ENABLE, +}; + +static struct clk_regmap *lpass_aon_cc_sc7280_clocks[] = { + [LPASS_AON_CC_AUDIO_HM_H_CLK] = &lpass_aon_cc_audio_hm_h_clk.clkr, + [LPASS_AON_CC_VA_MEM0_CLK] = &lpass_aon_cc_va_mem0_clk.clkr, + [LPASS_AON_CC_CDIV_TX_MCLK_DIV_CLK_SRC] = &lpass_aon_cc_cdiv_tx_mclk_div_clk_src.clkr, + [LPASS_AON_CC_MAIN_RCG_CLK_SRC] = &lpass_aon_cc_main_rcg_clk_src.clkr, + [LPASS_AON_CC_PLL] = &lpass_aon_cc_pll.clkr, + [LPASS_AON_CC_PLL_OUT_EVEN] = &lpass_aon_cc_pll_out_even.clkr, + [LPASS_AON_CC_PLL_OUT_MAIN_CDIV_DIV_CLK_SRC] = + &lpass_aon_cc_pll_out_main_cdiv_div_clk_src.clkr, + [LPASS_AON_CC_PLL_OUT_ODD] = &lpass_aon_cc_pll_out_odd.clkr, + [LPASS_AON_CC_TX_MCLK_2X_CLK] = &lpass_aon_cc_tx_mclk_2x_clk.clkr, + [LPASS_AON_CC_TX_MCLK_CLK] = &lpass_aon_cc_tx_mclk_clk.clkr, + [LPASS_AON_CC_TX_MCLK_RCG_CLK_SRC] = &lpass_aon_cc_tx_mclk_rcg_clk_src.clkr, +}; + +static struct gdsc *lpass_aon_cc_sc7280_gdscs[] = { + [LPASS_AON_CC_LPASS_AUDIO_HM_GDSC] = &lpass_aon_cc_lpass_audio_hm_gdsc, +}; + +static struct clk_regmap *lpass_audio_cc_sc7280_clocks[] = { + [LPASS_AUDIO_CC_CDIV_RX_MCLK_DIV_CLK_SRC] = &lpass_audio_cc_cdiv_rx_mclk_div_clk_src.clkr, + [LPASS_AUDIO_CC_CODEC_MEM0_CLK] = &lpass_audio_cc_codec_mem0_clk.clkr, + [LPASS_AUDIO_CC_CODEC_MEM1_CLK] = &lpass_audio_cc_codec_mem1_clk.clkr, + [LPASS_AUDIO_CC_CODEC_MEM2_CLK] = &lpass_audio_cc_codec_mem2_clk.clkr, + [LPASS_AUDIO_CC_CODEC_MEM_CLK] = &lpass_audio_cc_codec_mem_clk.clkr, + [LPASS_AUDIO_CC_EXT_MCLK0_CLK] = &lpass_audio_cc_ext_mclk0_clk.clkr, + [LPASS_AUDIO_CC_EXT_MCLK0_CLK_SRC] = &lpass_audio_cc_ext_mclk0_clk_src.clkr, + [LPASS_AUDIO_CC_EXT_MCLK1_CLK] = &lpass_audio_cc_ext_mclk1_clk.clkr, + [LPASS_AUDIO_CC_EXT_MCLK1_CLK_SRC] = &lpass_audio_cc_ext_mclk1_clk_src.clkr, + [LPASS_AUDIO_CC_PLL] = &lpass_audio_cc_pll.clkr, + [LPASS_AUDIO_CC_PLL_OUT_AUX2] = &lpass_audio_cc_pll_out_aux2.clkr, + [LPASS_AUDIO_CC_PLL_OUT_AUX2_DIV_CLK_SRC] = &lpass_audio_cc_pll_out_aux2_div_clk_src.clkr, + [LPASS_AUDIO_CC_PLL_OUT_MAIN_DIV_CLK_SRC] = &lpass_audio_cc_pll_out_main_div_clk_src.clkr, + [LPASS_AUDIO_CC_RX_MCLK_2X_CLK] = &lpass_audio_cc_rx_mclk_2x_clk.clkr, + [LPASS_AUDIO_CC_RX_MCLK_CLK] = &lpass_audio_cc_rx_mclk_clk.clkr, + [LPASS_AUDIO_CC_RX_MCLK_CLK_SRC] = &lpass_audio_cc_rx_mclk_clk_src.clkr, +}; + +static struct regmap_config lpass_audio_cc_sc7280_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .fast_io = true, +}; + +static const struct qcom_cc_desc lpass_audio_cc_sc7280_desc = { + .config = &lpass_audio_cc_sc7280_regmap_config, + .clks = lpass_audio_cc_sc7280_clocks, + .num_clks = ARRAY_SIZE(lpass_audio_cc_sc7280_clocks), +}; + +static const struct of_device_id lpass_audio_cc_sc7280_match_table[] = { + { .compatible = "qcom,sc7280-lpassaudiocc" }, + { } +}; +MODULE_DEVICE_TABLE(of, lpass_audio_cc_sc7280_match_table); + +static void lpassaudio_pm_runtime_disable(void *data) +{ + pm_runtime_disable(data); +} + +static void lpassaudio_pm_clk_destroy(void *data) +{ + pm_clk_destroy(data); +} + +static int lpassaudio_create_pm_clks(struct platform_device *pdev) +{ + int ret; + + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_set_autosuspend_delay(&pdev->dev, 50); + pm_runtime_enable(&pdev->dev); + + ret = devm_add_action_or_reset(&pdev->dev, lpassaudio_pm_runtime_disable, &pdev->dev); + if (ret) + return ret; + + ret = pm_clk_create(&pdev->dev); + if (ret) + return ret; + + ret = devm_add_action_or_reset(&pdev->dev, lpassaudio_pm_clk_destroy, &pdev->dev); + if (ret) + return ret; + + ret = pm_clk_add(&pdev->dev, "iface"); + if (ret < 0) + dev_err(&pdev->dev, "failed to acquire iface clock\n"); + + return ret; +} + +static int lpass_audio_cc_sc7280_probe(struct platform_device *pdev) +{ + const struct qcom_cc_desc *desc; + struct regmap *regmap; + int ret; + + ret = lpassaudio_create_pm_clks(pdev); + if (ret) + return ret; + + lpass_audio_cc_sc7280_regmap_config.name = "lpassaudio_cc"; + lpass_audio_cc_sc7280_regmap_config.max_register = 0x2f000; + desc = &lpass_audio_cc_sc7280_desc; + + regmap = qcom_cc_map(pdev, desc); + if (IS_ERR(regmap)) { + pm_runtime_disable(&pdev->dev); + return PTR_ERR(regmap); + } + + clk_zonda_pll_configure(&lpass_audio_cc_pll, regmap, &lpass_audio_cc_pll_config); + + /* PLL settings */ + regmap_write(regmap, 0x4, 0x3b); + regmap_write(regmap, 0x8, 0xff05); + + ret = qcom_cc_really_probe(pdev, &lpass_audio_cc_sc7280_desc, regmap); + if (ret) { + dev_err(&pdev->dev, "Failed to register LPASS AUDIO CC clocks\n"); + pm_runtime_disable(&pdev->dev); + return ret; + } + + pm_runtime_mark_last_busy(&pdev->dev); + pm_runtime_put_autosuspend(&pdev->dev); + pm_runtime_put_sync(&pdev->dev); + + return ret; +} + +static const struct dev_pm_ops lpass_audio_cc_pm_ops = { + SET_RUNTIME_PM_OPS(pm_clk_suspend, pm_clk_resume, NULL) +}; + +static struct platform_driver lpass_audio_cc_sc7280_driver = { + .probe = lpass_audio_cc_sc7280_probe, + .driver = { + .name = "lpass_audio_cc-sc7280", + .of_match_table = lpass_audio_cc_sc7280_match_table, + .pm = &lpass_audio_cc_pm_ops, + }, +}; + +static const struct qcom_cc_desc lpass_aon_cc_sc7280_desc = { + .config = &lpass_audio_cc_sc7280_regmap_config, + .clks = lpass_aon_cc_sc7280_clocks, + .num_clks = ARRAY_SIZE(lpass_aon_cc_sc7280_clocks), + .gdscs = lpass_aon_cc_sc7280_gdscs, + .num_gdscs = ARRAY_SIZE(lpass_aon_cc_sc7280_gdscs), +}; + +static const struct of_device_id lpass_aon_cc_sc7280_match_table[] = { + { .compatible = "qcom,sc7280-lpassaoncc" }, + { } +}; +MODULE_DEVICE_TABLE(of, lpass_aon_cc_sc7280_match_table); + +static int lpass_aon_cc_sc7280_probe(struct platform_device *pdev) +{ + const struct qcom_cc_desc *desc; + struct regmap *regmap; + int ret; + + ret = lpassaudio_create_pm_clks(pdev); + if (ret) + return ret; + + lpass_audio_cc_sc7280_regmap_config.name = "lpasscc_aon"; + lpass_audio_cc_sc7280_regmap_config.max_register = 0xa0008; + desc = &lpass_aon_cc_sc7280_desc; + + regmap = qcom_cc_map(pdev, desc); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + clk_lucid_pll_configure(&lpass_aon_cc_pll, regmap, &lpass_aon_cc_pll_config); + + ret = qcom_cc_really_probe(pdev, &lpass_aon_cc_sc7280_desc, regmap); + if (ret) + dev_err(&pdev->dev, "Failed to register LPASS AON CC clocks\n"); + + pm_runtime_mark_last_busy(&pdev->dev); + pm_runtime_put_autosuspend(&pdev->dev); + pm_runtime_put_sync(&pdev->dev); + + return ret; +} + +static struct platform_driver lpass_aon_cc_sc7280_driver = { + .probe = lpass_aon_cc_sc7280_probe, + .driver = { + .name = "lpass_aon_cc-sc7280", + .of_match_table = lpass_aon_cc_sc7280_match_table, + .pm = &lpass_audio_cc_pm_ops, + }, +}; + +static int __init lpass_audio_cc_sc7280_init(void) +{ + int ret; + + ret = platform_driver_register(&lpass_aon_cc_sc7280_driver); + if (ret) + return ret; + + return platform_driver_register(&lpass_audio_cc_sc7280_driver); +} +subsys_initcall(lpass_audio_cc_sc7280_init); + +static void __exit lpass_audio_cc_sc7280_exit(void) +{ + platform_driver_unregister(&lpass_audio_cc_sc7280_driver); + platform_driver_unregister(&lpass_aon_cc_sc7280_driver); +} +module_exit(lpass_audio_cc_sc7280_exit); + +MODULE_DESCRIPTION("QTI LPASS_AUDIO_CC SC7280 Driver"); +MODULE_LICENSE("GPL v2"); |