// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2021, 2023-2024, Qualcomm Innovation Center, Inc. All rights reserved. */ #include #include #include #include #include #include #include #include #include #include "clk-alpha-pll.h" #include "clk-branch.h" #include "clk-pm.h" #include "clk-rcg.h" #include "clk-regmap.h" #include "clk-regmap-divider.h" #include "common.h" #include "reset.h" #include "vdd-level-sm8150.h" static DEFINE_VDD_REGULATORS(vdd_cx, VDD_HIGH_L1 + 1, 1, vdd_corner); static DEFINE_VDD_REGULATORS(vdd_mxa, VDD_HIGH + 1, 1, vdd_corner); static struct clk_vdd_class *gpu_cc_lemans_regulators[] = { &vdd_cx, &vdd_mxa, }; enum { P_BI_TCXO, P_GPLL0_OUT_MAIN, P_GPLL0_OUT_MAIN_DIV, P_GPU_CC_PLL0_OUT_MAIN, P_GPU_CC_PLL1_OUT_MAIN, }; static const struct pll_vco lucid_evo_vco[] = { { 249600000, 2020000000, 0 }, }; /* 810MHz configuration */ static struct alpha_pll_config gpu_cc_pll0_config = { .l = 0x2A, .cal_l = 0x44, .alpha = 0x3000, .config_ctl_val = 0x20485699, .config_ctl_hi_val = 0x00182261, .config_ctl_hi1_val = 0x32AA299C, .user_ctl_val = 0x00000001, .user_ctl_hi_val = 0x00400805, }; static struct clk_alpha_pll gpu_cc_pll0 = { .offset = 0x0, .vco_table = lucid_evo_vco, .num_vco = ARRAY_SIZE(lucid_evo_vco), .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_EVO], .config = &gpu_cc_pll0_config, .clkr = { .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_pll0", .parent_data = &(const struct clk_parent_data){ .fw_name = "bi_tcxo", }, .num_parents = 1, .ops = &clk_alpha_pll_lucid_evo_ops, }, .vdd_data = { .vdd_class = &vdd_mxa, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_LOWER_D1] = 500000000, [VDD_LOWER] = 615000000, [VDD_LOW] = 1066000000, [VDD_LOW_L1] = 1500000000, [VDD_NOMINAL] = 1800000000, [VDD_HIGH] = 2020000000}, }, }, }; /* 1000MHz configuration */ static struct alpha_pll_config gpu_cc_pll1_config = { .l = 0x34, .cal_l = 0x44, .alpha = 0x1555, .config_ctl_val = 0x20485699, .config_ctl_hi_val = 0x00182261, .config_ctl_hi1_val = 0x32AA299C, .user_ctl_val = 0x00000001, .user_ctl_hi_val = 0x00400805, }; static struct clk_alpha_pll gpu_cc_pll1 = { .offset = 0x1000, .vco_table = lucid_evo_vco, .num_vco = ARRAY_SIZE(lucid_evo_vco), .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_EVO], .config = &gpu_cc_pll1_config, .clkr = { .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_pll1", .parent_data = &(const struct clk_parent_data){ .fw_name = "bi_tcxo", }, .num_parents = 1, .ops = &clk_alpha_pll_lucid_evo_ops, }, .vdd_data = { .vdd_class = &vdd_mxa, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_LOWER_D1] = 500000000, [VDD_LOWER] = 615000000, [VDD_LOW] = 1066000000, [VDD_LOW_L1] = 1500000000, [VDD_NOMINAL] = 1800000000, [VDD_HIGH] = 2000000000}, }, }, }; static const struct parent_map gpu_cc_parent_map_0[] = { { P_BI_TCXO, 0 }, { P_GPLL0_OUT_MAIN, 5 }, { P_GPLL0_OUT_MAIN_DIV, 6 }, }; static const struct clk_parent_data gpu_cc_parent_data_0[] = { { .fw_name = "bi_tcxo" }, { .fw_name = "gpll0_out_main" }, { .fw_name = "gpll0_out_main_div" }, }; static const struct parent_map gpu_cc_parent_map_1[] = { { P_BI_TCXO, 0 }, { P_GPU_CC_PLL0_OUT_MAIN, 1 }, { P_GPU_CC_PLL1_OUT_MAIN, 3 }, { P_GPLL0_OUT_MAIN, 5 }, { P_GPLL0_OUT_MAIN_DIV, 6 }, }; static const struct clk_parent_data gpu_cc_parent_data_1[] = { { .fw_name = "bi_tcxo" }, { .hw = &gpu_cc_pll0.clkr.hw }, { .hw = &gpu_cc_pll1.clkr.hw }, { .fw_name = "gpll0_out_main" }, { .fw_name = "gpll0_out_main_div" }, }; static const struct parent_map gpu_cc_parent_map_2[] = { { P_BI_TCXO, 0 }, { P_GPU_CC_PLL1_OUT_MAIN, 3 }, { P_GPLL0_OUT_MAIN, 5 }, { P_GPLL0_OUT_MAIN_DIV, 6 }, }; static const struct clk_parent_data gpu_cc_parent_data_2[] = { { .fw_name = "bi_tcxo" }, { .hw = &gpu_cc_pll1.clkr.hw }, { .fw_name = "gpll0_out_main" }, { .fw_name = "gpll0_out_main_div" }, }; static const struct parent_map gpu_cc_parent_map_3[] = { { P_BI_TCXO, 0 }, }; static const struct clk_parent_data gpu_cc_parent_data_3[] = { { .fw_name = "bi_tcxo" }, }; static const struct freq_tbl ftbl_gpu_cc_ff_clk_src[] = { F(200000000, P_GPLL0_OUT_MAIN, 3, 0, 0), { } }; static struct clk_rcg2 gpu_cc_ff_clk_src = { .cmd_rcgr = 0x9474, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_0, .freq_tbl = ftbl_gpu_cc_ff_clk_src, .enable_safe_config = true, .clkr.hw.init = &(const struct clk_init_data){ .name = "gpu_cc_ff_clk_src", .parent_data = gpu_cc_parent_data_0, .num_parents = ARRAY_SIZE(gpu_cc_parent_data_0), .ops = &clk_rcg2_ops, }, .clkr.vdd_data = { .vdd_class = &vdd_cx, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_LOW_L1] = 200000000}, }, }; static const struct freq_tbl ftbl_gpu_cc_gmu_clk_src[] = { F(500000000, P_GPU_CC_PLL1_OUT_MAIN, 2, 0, 0), { } }; static struct clk_rcg2 gpu_cc_gmu_clk_src = { .cmd_rcgr = 0x9318, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_1, .freq_tbl = ftbl_gpu_cc_gmu_clk_src, .enable_safe_config = true, .clkr.hw.init = &(const struct clk_init_data){ .name = "gpu_cc_gmu_clk_src", .parent_data = gpu_cc_parent_data_1, .num_parents = ARRAY_SIZE(gpu_cc_parent_data_1), .flags = CLK_SET_RATE_PARENT, .ops = &clk_rcg2_ops, }, .clkr.vdd_data = { .vdd_classes = gpu_cc_lemans_regulators, .num_vdd_classes = ARRAY_SIZE(gpu_cc_lemans_regulators), .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_LOW_L1] = 500000000}, }, }; static const struct freq_tbl ftbl_gpu_cc_hub_clk_src[] = { F(240000000, P_GPLL0_OUT_MAIN, 2.5, 0, 0), { } }; static struct clk_rcg2 gpu_cc_hub_clk_src = { .cmd_rcgr = 0x93ec, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_2, .freq_tbl = ftbl_gpu_cc_hub_clk_src, .enable_safe_config = true, .clkr.hw.init = &(const struct clk_init_data){ .name = "gpu_cc_hub_clk_src", .parent_data = gpu_cc_parent_data_2, .num_parents = ARRAY_SIZE(gpu_cc_parent_data_2), .ops = &clk_rcg2_ops, }, .clkr.vdd_data = { .vdd_class = &vdd_cx, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_LOW_L1] = 240000000}, }, }; static const struct freq_tbl ftbl_gpu_cc_xo_clk_src[] = { F(19200000, P_BI_TCXO, 1, 0, 0), { } }; static struct clk_rcg2 gpu_cc_xo_clk_src = { .cmd_rcgr = 0x9010, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_3, .freq_tbl = ftbl_gpu_cc_xo_clk_src, .enable_safe_config = true, .clkr.hw.init = &(const struct clk_init_data){ .name = "gpu_cc_xo_clk_src", .parent_data = gpu_cc_parent_data_3, .num_parents = ARRAY_SIZE(gpu_cc_parent_data_3), .ops = &clk_rcg2_ops, }, .clkr.vdd_data = { .vdd_class = &vdd_cx, .num_rate_max = VDD_NUM, .rate_max = (unsigned long[VDD_NUM]) { [VDD_LOW_L1] = 19200000}, }, }; static struct clk_regmap_div gpu_cc_demet_div_clk_src = { .reg = 0x9054, .shift = 0, .width = 4, .clkr.hw.init = &(const struct clk_init_data) { .name = "gpu_cc_demet_div_clk_src", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_xo_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_regmap_div_ro_ops, }, }; static struct clk_regmap_div gpu_cc_hub_ahb_div_clk_src = { .reg = 0x9430, .shift = 0, .width = 4, .clkr.hw.init = &(const struct clk_init_data) { .name = "gpu_cc_hub_ahb_div_clk_src", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_hub_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_regmap_div_ro_ops, }, }; static struct clk_regmap_div gpu_cc_hub_cx_int_div_clk_src = { .reg = 0x942c, .shift = 0, .width = 4, .clkr.hw.init = &(const struct clk_init_data) { .name = "gpu_cc_hub_cx_int_div_clk_src", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_hub_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_regmap_div_ro_ops, }, }; static struct clk_branch gpu_cc_ahb_clk = { .halt_reg = 0x911c, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x911c, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_ahb_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_hub_ahb_div_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_crc_ahb_clk = { .halt_reg = 0x9120, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x9120, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_crc_ahb_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_hub_ahb_div_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_accu_shift_clk = { .halt_reg = 0x95e8, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x95e8, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_cx_accu_shift_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_xo_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_ff_clk = { .halt_reg = 0x914c, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x914c, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_cx_ff_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_ff_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_gmu_clk = { .halt_reg = 0x913c, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x913c, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_cx_gmu_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_gmu_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_DONT_HOLD_STATE | CLK_SET_RATE_PARENT, .ops = &clk_branch2_aon_ops, }, }, }; static struct clk_branch gpu_cc_cxo_aon_clk = { .halt_reg = 0x9004, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x9004, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_cxo_aon_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_xo_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cxo_clk = { .halt_reg = 0x9144, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x9144, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_cxo_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_xo_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_DONT_HOLD_STATE | CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_demet_clk = { .halt_reg = 0x900c, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x900c, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_demet_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_demet_div_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_aon_ops, }, }, }; static struct clk_branch gpu_cc_gx_accu_shift_clk = { .halt_reg = 0x95e4, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x95e4, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_gx_accu_shift_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_xo_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_hlos1_vote_gpu_smmu_clk = { .halt_reg = 0x7000, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x7000, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_hlos1_vote_gpu_smmu_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_hub_aon_clk = { .halt_reg = 0x93e8, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x93e8, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_hub_aon_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_hub_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_aon_ops, }, }, }; static struct clk_branch gpu_cc_hub_cx_int_clk = { .halt_reg = 0x9148, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x9148, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_hub_cx_int_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_hub_cx_int_div_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_DONT_HOLD_STATE | CLK_SET_RATE_PARENT, .ops = &clk_branch2_aon_ops, }, }, }; static struct clk_branch gpu_cc_memnoc_gfx_clk = { .halt_reg = 0x9150, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x9150, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_memnoc_gfx_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_sleep_clk = { .halt_reg = 0x9134, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x9134, .enable_mask = BIT(0), .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_sleep_clk", .ops = &clk_branch2_ops, }, }, }; /* * Keep the clocks always-ON * GPU_CC_CB_CLK */ static struct critical_clk_offset critical_clk_list[] = { { .offset = 0x93a4, .mask = BIT(0) }, }; static struct clk_regmap *gpu_cc_lemans_clocks[] = { [GPU_CC_AHB_CLK] = &gpu_cc_ahb_clk.clkr, [GPU_CC_CRC_AHB_CLK] = &gpu_cc_crc_ahb_clk.clkr, [GPU_CC_CX_ACCU_SHIFT_CLK] = NULL, [GPU_CC_CX_FF_CLK] = &gpu_cc_cx_ff_clk.clkr, [GPU_CC_CX_GMU_CLK] = &gpu_cc_cx_gmu_clk.clkr, [GPU_CC_CXO_AON_CLK] = &gpu_cc_cxo_aon_clk.clkr, [GPU_CC_CXO_CLK] = &gpu_cc_cxo_clk.clkr, [GPU_CC_DEMET_CLK] = &gpu_cc_demet_clk.clkr, [GPU_CC_DEMET_DIV_CLK_SRC] = &gpu_cc_demet_div_clk_src.clkr, [GPU_CC_FF_CLK_SRC] = &gpu_cc_ff_clk_src.clkr, [GPU_CC_GMU_CLK_SRC] = &gpu_cc_gmu_clk_src.clkr, [GPU_CC_GX_ACCU_SHIFT_CLK] = NULL, [GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK] = &gpu_cc_hlos1_vote_gpu_smmu_clk.clkr, [GPU_CC_HUB_AHB_DIV_CLK_SRC] = &gpu_cc_hub_ahb_div_clk_src.clkr, [GPU_CC_HUB_AON_CLK] = &gpu_cc_hub_aon_clk.clkr, [GPU_CC_HUB_CLK_SRC] = &gpu_cc_hub_clk_src.clkr, [GPU_CC_HUB_CX_INT_CLK] = &gpu_cc_hub_cx_int_clk.clkr, [GPU_CC_HUB_CX_INT_DIV_CLK_SRC] = &gpu_cc_hub_cx_int_div_clk_src.clkr, [GPU_CC_MEMNOC_GFX_CLK] = &gpu_cc_memnoc_gfx_clk.clkr, [GPU_CC_PLL0] = &gpu_cc_pll0.clkr, [GPU_CC_PLL1] = &gpu_cc_pll1.clkr, [GPU_CC_SLEEP_CLK] = &gpu_cc_sleep_clk.clkr, [GPU_CC_XO_CLK_SRC] = &gpu_cc_xo_clk_src.clkr, }; static const struct regmap_config gpu_cc_lemans_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, .max_register = 0x9988, .fast_io = true, }; static struct qcom_cc_desc gpu_cc_lemans_desc = { .config = &gpu_cc_lemans_regmap_config, .clks = gpu_cc_lemans_clocks, .num_clks = ARRAY_SIZE(gpu_cc_lemans_clocks), .clk_regulators = gpu_cc_lemans_regulators, .num_clk_regulators = ARRAY_SIZE(gpu_cc_lemans_regulators), .critical_clk_en = critical_clk_list, .num_critical_clk = ARRAY_SIZE(critical_clk_list), }; static const struct of_device_id gpu_cc_lemans_match_table[] = { { .compatible = "qcom,lemans-gpucc" }, { .compatible = "qcom,monaco_auto-gpucc" }, { } }; MODULE_DEVICE_TABLE(of, gpu_cc_lemans_match_table); static int gpu_cc_lemans_fixup(struct platform_device *pdev, struct regmap *regmap) { if (of_device_is_compatible(pdev->dev.of_node, "qcom,monaco_auto-gpucc")) { gpu_cc_pll0_config.l = 0x31; gpu_cc_pll0_config.alpha = 0xe555; gpu_cc_lemans_clocks[GPU_CC_CX_ACCU_SHIFT_CLK] = &gpu_cc_cx_accu_shift_clk.clkr; gpu_cc_lemans_clocks[GPU_CC_GX_ACCU_SHIFT_CLK] = &gpu_cc_gx_accu_shift_clk.clkr; } return 0; } static int gpu_cc_lemans_probe(struct platform_device *pdev) { struct regmap *regmap; int ret; regmap = qcom_cc_map(pdev, &gpu_cc_lemans_desc); if (IS_ERR(regmap)) return PTR_ERR(regmap); ret = gpu_cc_lemans_fixup(pdev, regmap); if (ret) return ret; clk_lucid_evo_pll_configure(&gpu_cc_pll0, regmap, gpu_cc_pll0.config); clk_lucid_evo_pll_configure(&gpu_cc_pll1, regmap, gpu_cc_pll1.config); ret = register_qcom_clks_pm(pdev, false, &gpu_cc_lemans_desc); if (ret) dev_err(&pdev->dev, "Failed register gpu_cc_pm_rt_ops clocks\n"); /* Enabling always ON clocks */ clk_restore_critical_clocks(&pdev->dev); ret = qcom_cc_really_probe(pdev, &gpu_cc_lemans_desc, regmap); if (ret) { dev_err(&pdev->dev, "Failed to register GPU CC clocks\n"); return ret; } dev_info(&pdev->dev, "Registered GPU CC clocks\n"); return ret; } static void gpu_cc_lemans_sync_state(struct device *dev) { qcom_cc_sync_state(dev, &gpu_cc_lemans_desc); } static struct platform_driver gpu_cc_lemans_driver = { .probe = gpu_cc_lemans_probe, .driver = { .name = "gpu_cc-lemans", .of_match_table = gpu_cc_lemans_match_table, .sync_state = gpu_cc_lemans_sync_state, }, }; static int __init gpu_cc_lemans_init(void) { return platform_driver_register(&gpu_cc_lemans_driver); } subsys_initcall(gpu_cc_lemans_init); static void __exit gpu_cc_lemans_exit(void) { platform_driver_unregister(&gpu_cc_lemans_driver); } module_exit(gpu_cc_lemans_exit); MODULE_DESCRIPTION("QTI GPU_CC LEMANS Driver"); MODULE_LICENSE("GPL v2");