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@xxxxxxxxxxxxxx> --- drivers/clk/qcom/Kconfig | 9 + drivers/clk/qcom/Makefile | 1 + drivers/clk/qcom/lpassaudiocc-sc7280.c | 831 +++++++++++++++++++++++++++++++++ drivers/clk/qcom/lpasscorecc-sc7280.c | 491 +++++++++++++++++++ 4 files changed, 1332 insertions(+) create mode 100644 drivers/clk/qcom/lpassaudiocc-sc7280.c create mode 100644 drivers/clk/qcom/lpasscorecc-sc7280.c diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig index 74efc82..4dcabc6 100644 --- a/drivers/clk/qcom/Kconfig +++ b/drivers/clk/qcom/Kconfig @@ -435,6 +435,15 @@ config SC_LPASS_CORECC_7180 Say Y if you want to use LPASS clocks and power domains of the LPASS core clock controller. +config SC_LPASS_CORECC_7280 + tristate "SC7280 LPASS Core & Audio Clock Controller" + select SC_GCC_7280 + help + Support for the LPASS(Low Power Audio Subsystem) core and audio clock + controller on SC7280 devices. + Say Y if you want to use LPASS clocks and power domains of the LPASS + core clock controller. + config SC_MSS_7180 tristate "SC7180 Modem Clock Controller" select SC_GCC_7180 diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile index 1718c34..9e4b8e1 100644 --- a/drivers/clk/qcom/Makefile +++ b/drivers/clk/qcom/Makefile @@ -69,6 +69,7 @@ obj-$(CONFIG_SC_GPUCC_7180) += gpucc-sc7180.o obj-$(CONFIG_SC_GPUCC_7280) += gpucc-sc7280.o obj-$(CONFIG_SC_LPASSCC_7280) += lpasscc-sc7280.o obj-$(CONFIG_SC_LPASS_CORECC_7180) += lpasscorecc-sc7180.o +obj-$(CONFIG_SC_LPASS_CORECC_7280) += lpasscorecc-sc7280.o lpassaudiocc-sc7280.o obj-$(CONFIG_SC_MSS_7180) += mss-sc7180.o obj-$(CONFIG_SC_VIDEOCC_7180) += videocc-sc7180.o obj-$(CONFIG_SC_VIDEOCC_7280) += videocc-sc7280.o diff --git a/drivers/clk/qcom/lpassaudiocc-sc7280.c b/drivers/clk/qcom/lpassaudiocc-sc7280.c new file mode 100644 index 0000000..52e7f8e --- /dev/null +++ b/drivers/clk/qcom/lpassaudiocc-sc7280.c @@ -0,0 +1,831 @@ +// 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/of.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 struct pll_vco zonda_vco[] = { + { 595200000, 3600000000, 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 = &(struct clk_init_data){ + .name = "lpass_audio_cc_pll", + .parent_data = &(const struct clk_parent_data){ + .fw_name = "bi_tcxo", + }, + .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 = &(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 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 = &(struct clk_init_data){ + .name = "lpass_aon_cc_pll", + .parent_data = &(const struct clk_parent_data){ + .fw_name = "bi_tcxo", + }, + .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 = &(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 = &(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[] = { + { .fw_name = "bi_tcxo" }, + { .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[] = { + { .fw_name = "bi_tcxo" }, + { .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[] = { + { .fw_name = "bi_tcxo" }, + { .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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 = &(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 lpass_pm_runtime_disable(void *data) +{ + pm_runtime_disable(data); +} + +static void lpass_pm_clk_destroy(void *data) +{ + pm_clk_destroy(data); +} + +static int lpass_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, lpass_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, lpass_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) +{ + struct regmap *regmap; + int ret; + + ret = lpass_create_pm_clks(pdev); + if (ret) + return ret; + + regmap = qcom_cc_map(pdev, &lpass_audio_cc_sc7280_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); + + 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; + } + + /* PLL settings */ + regmap_write(regmap, 0x4, 0x3b); + regmap_write(regmap, 0x8, 0xff05); + + pm_clk_suspend(&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) +{ + struct regmap *regmap; + int ret; + + ret = lpass_create_pm_clks(pdev); + if (ret) + return ret; + + lpass_audio_cc_sc7280_regmap_config.name = "lpasscc_aon"; + + regmap = qcom_cc_map(pdev, &lpass_aon_cc_sc7280_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"); + return ret; + } + + pm_runtime_mark_last_busy(&pdev->dev); + pm_runtime_put_autosuspend(&pdev->dev); + pm_runtime_put_sync(&pdev->dev); + pm_clk_suspend(&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"); diff --git a/drivers/clk/qcom/lpasscorecc-sc7280.c b/drivers/clk/qcom/lpasscorecc-sc7280.c new file mode 100644 index 0000000..812d9bd --- /dev/null +++ b/drivers/clk/qcom/lpasscorecc-sc7280.c @@ -0,0 +1,491 @@ +// 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/module.h> +#include <linux/of_device.h> +#include <linux/of.h> +#include <linux/pm_clock.h> +#include <linux/pm_runtime.h> +#include <linux/regmap.h> + +#include <dt-bindings/clock/qcom,lpasscorecc-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 "common.h" +#include "gdsc.h" + +enum { + P_BI_TCXO, + P_LPASS_CORE_CC_DIG_PLL_OUT_MAIN, + P_LPASS_CORE_CC_DIG_PLL_OUT_MAIN_DIV_CLK_SRC, + P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, +}; + +static struct pll_vco lucid_vco[] = { + { 249600000, 2000000000, 0 }, +}; + +/* 614.4MHz configuration */ +static const struct alpha_pll_config lpass_core_cc_dig_pll_config = { + .l = 0x20, + .alpha = 0x0, + .config_ctl_val = 0x20485699, + .config_ctl_hi_val = 0x00002261, + .config_ctl_hi1_val = 0xB2923BBC, + .user_ctl_val = 0x00005100, + .user_ctl_hi_val = 0x00050805, + .user_ctl_hi1_val = 0x00000000, +}; + +static struct clk_alpha_pll lpass_core_cc_dig_pll = { + .offset = 0x1000, + .vco_table = lucid_vco, + .num_vco = ARRAY_SIZE(lucid_vco), + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr = { + .hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_dig_pll", + .parent_data = &(const struct clk_parent_data){ + .fw_name = "bi_tcxo", + }, + .num_parents = 1, + .ops = &clk_alpha_pll_lucid_ops, + }, + }, +}; + +static const struct clk_div_table post_div_table_lpass_core_cc_dig_pll_out_odd[] = { + { 0x5, 5 }, + { } +}; + +static struct clk_alpha_pll_postdiv lpass_core_cc_dig_pll_out_odd = { + .offset = 0x1000, + .post_div_shift = 12, + .post_div_table = post_div_table_lpass_core_cc_dig_pll_out_odd, + .num_post_div = ARRAY_SIZE(post_div_table_lpass_core_cc_dig_pll_out_odd), + .width = 4, + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], + .clkr.hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_dig_pll_out_odd", + .parent_hws = (const struct clk_hw*[]){ + &lpass_core_cc_dig_pll.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_alpha_pll_postdiv_lucid_ops, + }, +}; + +static struct clk_regmap_div lpass_core_cc_dig_pll_out_main_div_clk_src = { + .reg = 0x1054, + .shift = 0, + .width = 4, + .clkr.hw.init = &(struct clk_init_data) { + .name = "lpass_core_cc_dig_pll_out_main_div_clk_src", + .parent_hws = (const struct clk_hw*[]){ + &lpass_core_cc_dig_pll.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_regmap_div_ro_ops, + }, +}; + + +static const struct parent_map lpass_core_cc_parent_map_0[] = { + { P_BI_TCXO, 0 }, + { P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 5 }, +}; + +static const struct clk_parent_data lpass_core_cc_parent_data_0[] = { + { .fw_name = "bi_tcxo" }, + { .hw = &lpass_core_cc_dig_pll_out_odd.clkr.hw }, +}; + +static const struct parent_map lpass_core_cc_parent_map_2[] = { + { P_BI_TCXO, 0 }, + { P_LPASS_CORE_CC_DIG_PLL_OUT_MAIN, 1 }, + { P_LPASS_CORE_CC_DIG_PLL_OUT_MAIN_DIV_CLK_SRC, 2 }, +}; + +static const struct clk_parent_data lpass_core_cc_parent_data_2[] = { + { .fw_name = "bi_tcxo" }, + { .hw = &lpass_core_cc_dig_pll.clkr.hw }, + { .hw = &lpass_core_cc_dig_pll_out_main_div_clk_src.clkr.hw }, +}; + +static const struct freq_tbl ftbl_lpass_core_cc_core_clk_src[] = { + F(51200000, P_LPASS_CORE_CC_DIG_PLL_OUT_MAIN_DIV_CLK_SRC, 6, 0, 0), + F(102400000, P_LPASS_CORE_CC_DIG_PLL_OUT_MAIN_DIV_CLK_SRC, 3, 0, 0), + F(204800000, P_LPASS_CORE_CC_DIG_PLL_OUT_MAIN, 3, 0, 0), + { } +}; + +static struct clk_rcg2 lpass_core_cc_core_clk_src = { + .cmd_rcgr = 0x1d000, + .mnd_width = 8, + .hid_width = 5, + .parent_map = lpass_core_cc_parent_map_2, + .freq_tbl = ftbl_lpass_core_cc_core_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_core_clk_src", + .parent_data = lpass_core_cc_parent_data_2, + .num_parents = ARRAY_SIZE(lpass_core_cc_parent_data_2), + .ops = &clk_rcg2_shared_ops, + }, +}; + +static const struct freq_tbl ftbl_lpass_core_cc_ext_if0_clk_src[] = { + F(256000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 15, 1, 32), + F(512000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 15, 1, 16), + F(768000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 10, 1, 16), + F(1024000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 15, 1, 8), + F(1536000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 10, 1, 8), + F(2048000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 15, 1, 4), + F(3072000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 10, 1, 4), + F(4096000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 15, 1, 2), + F(6144000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 10, 1, 2), + F(8192000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 15, 0, 0), + F(9600000, P_BI_TCXO, 2, 0, 0), + F(12288000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 10, 0, 0), + F(19200000, P_BI_TCXO, 1, 0, 0), + F(24576000, P_LPASS_CORE_CC_DIG_PLL_OUT_ODD, 5, 0, 0), + { } +}; + +static struct clk_rcg2 lpass_core_cc_ext_if0_clk_src = { + .cmd_rcgr = 0x10000, + .mnd_width = 16, + .hid_width = 5, + .parent_map = lpass_core_cc_parent_map_0, + .freq_tbl = ftbl_lpass_core_cc_ext_if0_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_ext_if0_clk_src", + .parent_data = lpass_core_cc_parent_data_0, + .num_parents = ARRAY_SIZE(lpass_core_cc_parent_data_0), + .ops = &clk_rcg2_ops, + }, +}; + +static struct clk_rcg2 lpass_core_cc_ext_if1_clk_src = { + .cmd_rcgr = 0x11000, + .mnd_width = 16, + .hid_width = 5, + .parent_map = lpass_core_cc_parent_map_0, + .freq_tbl = ftbl_lpass_core_cc_ext_if0_clk_src, + .clkr.hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_ext_if1_clk_src", + .parent_data = lpass_core_cc_parent_data_0, + .num_parents = ARRAY_SIZE(lpass_core_cc_parent_data_0), + .ops = &clk_rcg2_ops, + }, +}; + + +static struct clk_branch lpass_core_cc_core_clk = { + .halt_reg = 0x1f000, + .halt_check = BRANCH_HALT_VOTED, + .hwcg_reg = 0x1f000, + .hwcg_bit = 1, + .clkr = { + .enable_reg = 0x1f000, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_core_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_core_cc_core_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_aon_ops, + }, + }, +}; + +static struct clk_branch lpass_core_cc_ext_if0_ibit_clk = { + .halt_reg = 0x10018, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x10018, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_ext_if0_ibit_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_core_cc_ext_if0_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_core_cc_ext_if1_ibit_clk = { + .halt_reg = 0x11018, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x11018, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_ext_if1_ibit_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_core_cc_ext_if1_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_core_cc_lpm_core_clk = { + .halt_reg = 0x1e000, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1e000, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_lpm_core_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_core_cc_core_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_core_cc_lpm_mem0_core_clk = { + .halt_reg = 0x1e004, + .halt_check = BRANCH_HALT, + .clkr = { + .enable_reg = 0x1e004, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_lpm_mem0_core_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_core_cc_core_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch lpass_core_cc_sysnoc_mport_core_clk = { + .halt_reg = 0x23000, + .halt_check = BRANCH_HALT_VOTED, + .hwcg_reg = 0x23000, + .hwcg_bit = 1, + .clkr = { + .enable_reg = 0x23000, + .enable_mask = BIT(0), + .hw.init = &(struct clk_init_data){ + .name = "lpass_core_cc_sysnoc_mport_core_clk", + .parent_hws = (const struct clk_hw*[]){ + &lpass_core_cc_core_clk_src.clkr.hw, + }, + .num_parents = 1, + .flags = CLK_SET_RATE_PARENT, + .ops = &clk_branch2_ops, + }, + }, +}; + +static struct gdsc lpass_core_cc_lpass_core_hm_gdsc = { + .gdscr = 0x0, + .pd = { + .name = "lpass_core_cc_lpass_core_hm_gdsc", + }, + .pwrsts = PWRSTS_OFF_ON, + .flags = RETAIN_FF_ENABLE, + .clk_name = "iface", +}; + +static struct clk_regmap *lpass_core_cc_sc7280_clocks[] = { + [LPASS_CORE_CC_CORE_CLK] = &lpass_core_cc_core_clk.clkr, + [LPASS_CORE_CC_CORE_CLK_SRC] = &lpass_core_cc_core_clk_src.clkr, + [LPASS_CORE_CC_DIG_PLL] = &lpass_core_cc_dig_pll.clkr, + [LPASS_CORE_CC_DIG_PLL_OUT_MAIN_DIV_CLK_SRC] = + &lpass_core_cc_dig_pll_out_main_div_clk_src.clkr, + [LPASS_CORE_CC_DIG_PLL_OUT_ODD] = &lpass_core_cc_dig_pll_out_odd.clkr, + [LPASS_CORE_CC_EXT_IF0_CLK_SRC] = &lpass_core_cc_ext_if0_clk_src.clkr, + [LPASS_CORE_CC_EXT_IF0_IBIT_CLK] = &lpass_core_cc_ext_if0_ibit_clk.clkr, + [LPASS_CORE_CC_EXT_IF1_CLK_SRC] = &lpass_core_cc_ext_if1_clk_src.clkr, + [LPASS_CORE_CC_EXT_IF1_IBIT_CLK] = &lpass_core_cc_ext_if1_ibit_clk.clkr, + [LPASS_CORE_CC_LPM_CORE_CLK] = &lpass_core_cc_lpm_core_clk.clkr, + [LPASS_CORE_CC_LPM_MEM0_CORE_CLK] = &lpass_core_cc_lpm_mem0_core_clk.clkr, + [LPASS_CORE_CC_SYSNOC_MPORT_CORE_CLK] = &lpass_core_cc_sysnoc_mport_core_clk.clkr, +}; + +static struct regmap_config lpass_core_cc_sc7280_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .fast_io = true, +}; + +static const struct qcom_cc_desc lpass_core_cc_sc7280_desc = { + .config = &lpass_core_cc_sc7280_regmap_config, + .clks = lpass_core_cc_sc7280_clocks, + .num_clks = ARRAY_SIZE(lpass_core_cc_sc7280_clocks), +}; + +static const struct of_device_id lpass_core_cc_sc7280_match_table[] = { + { .compatible = "qcom,sc7280-lpasscorecc" }, + { } +}; +MODULE_DEVICE_TABLE(of, lpass_core_cc_sc7280_match_table); + +static struct gdsc *lpass_core_hm_sc7280_gdscs[] = { + [LPASS_CORE_CC_LPASS_CORE_HM_GDSC] = &lpass_core_cc_lpass_core_hm_gdsc, +}; + +static const struct qcom_cc_desc lpass_core_hm_sc7280_desc = { + .config = &lpass_core_cc_sc7280_regmap_config, + .gdscs = lpass_core_hm_sc7280_gdscs, + .num_gdscs = ARRAY_SIZE(lpass_core_hm_sc7280_gdscs), +}; + +static void lpass_pm_runtime_disable(void *data) +{ + pm_runtime_disable(data); +} + +static void lpass_pm_clk_destroy(void *data) +{ + pm_clk_destroy(data); +} + +static int lpass_create_pm_clks(struct platform_device *pdev) +{ + int ret; + + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_set_autosuspend_delay(&pdev->dev, 100); + pm_runtime_enable(&pdev->dev); + + ret = devm_add_action_or_reset(&pdev->dev, lpass_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, lpass_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_core_cc_sc7280_probe(struct platform_device *pdev) +{ + struct regmap *regmap; + int ret; + + ret = lpass_create_pm_clks(pdev); + if (ret) + return ret; + + regmap = qcom_cc_map(pdev, &lpass_core_cc_sc7280_desc); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + clk_lucid_pll_configure(&lpass_core_cc_dig_pll, regmap, &lpass_core_cc_dig_pll_config); + + ret = qcom_cc_really_probe(pdev, &lpass_core_cc_sc7280_desc, regmap); + if (ret) { + dev_err(&pdev->dev, "Failed to register LPASS CORE CC clocks\n"); + return ret; + } + + pm_runtime_mark_last_busy(&pdev->dev); + pm_runtime_put_autosuspend(&pdev->dev); + + return ret; +} + +static const struct dev_pm_ops lpass_core_cc_pm_ops = { + SET_RUNTIME_PM_OPS(pm_clk_suspend, pm_clk_resume, NULL) +}; + +static struct platform_driver lpass_core_cc_sc7280_driver = { + .probe = lpass_core_cc_sc7280_probe, + .driver = { + .name = "lpass_core_cc-sc7280", + .of_match_table = lpass_core_cc_sc7280_match_table, + .pm = &lpass_core_cc_pm_ops, + }, +}; + +static int lpass_hm_core_probe(struct platform_device *pdev) +{ + const struct qcom_cc_desc *desc; + int ret; + + lpass_core_cc_sc7280_regmap_config.name = "lpass_hm_core"; + desc = &lpass_core_hm_sc7280_desc; + + ret = qcom_cc_probe_by_index(pdev, 0, desc); + if (ret) + goto destroy_clk; + + return 0; + +destroy_clk: + return ret; +} + +static const struct of_device_id lpass_hm_sc7280_match_table[] = { + { + .compatible = "qcom,sc7280-lpasshm", + }, + { } +}; +MODULE_DEVICE_TABLE(of, lpass_hm_sc7280_match_table); + +static struct platform_driver lpass_hm_sc7280_driver = { + .probe = lpass_hm_core_probe, + .driver = { + .name = "lpass_hm-sc7280", + .of_match_table = lpass_hm_sc7280_match_table, + }, +}; + +static int __init lpass_core_cc_sc7280_init(void) +{ + int ret; + + ret = platform_driver_register(&lpass_hm_sc7280_driver); + if (ret) + return ret; + + return platform_driver_register(&lpass_core_cc_sc7280_driver); +} +subsys_initcall(lpass_core_cc_sc7280_init); + +static void __exit lpass_core_cc_sc7280_exit(void) +{ + platform_driver_unregister(&lpass_core_cc_sc7280_driver); + platform_driver_unregister(&lpass_hm_sc7280_driver); +} +module_exit(lpass_core_cc_sc7280_exit); + +MODULE_DESCRIPTION("QTI LPASS_CORE_CC SC7280 Driver"); +MODULE_LICENSE("GPL v2"); -- Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member of the Code Aurora Forum, hosted by the Linux Foundation.