// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved. * Copyright (c) 2022, Linaro Limited */ #include #include #include #include #include #include #include #include #include "clk-alpha-pll.h" #include "clk-branch.h" #include "clk-pll.h" #include "clk-rcg.h" #include "clk-regmap.h" #include "common.h" #include "clk-regmap-mux.h" #include "clk-regmap-divider.h" #include "gdsc.h" #include "reset.h" 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 struct pll_vco lucid_5lpe_vco[] = { { 249600000, 1750000000, 0 }, }; static const struct alpha_pll_config gpu_cc_pll0_config = { .l = 0x18, .alpha = 0x6000, .config_ctl_val = 0x20485699, .config_ctl_hi_val = 0x00002261, .config_ctl_hi1_val = 0x2a9a699c, .test_ctl_val = 0x00000000, .test_ctl_hi_val = 0x00000000, .test_ctl_hi1_val = 0x01800000, .user_ctl_val = 0x00000000, .user_ctl_hi_val = 0x00000805, .user_ctl_hi1_val = 0x00000000, }; static const struct clk_parent_data gpu_cc_parent = { .fw_name = "bi_tcxo", }; static struct clk_alpha_pll gpu_cc_pll0 = { .offset = 0x0, .vco_table = lucid_5lpe_vco, .num_vco = ARRAY_SIZE(lucid_5lpe_vco), .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], .clkr = { .hw.init = &(const struct clk_init_data){ .name = "gpu_cc_pll0", .parent_data = &gpu_cc_parent, .num_parents = 1, .ops = &clk_alpha_pll_lucid_5lpe_ops, }, }, }; static const struct alpha_pll_config gpu_cc_pll1_config = { .l = 0x1a, .alpha = 0xaaa, .config_ctl_val = 0x20485699, .config_ctl_hi_val = 0x00002261, .config_ctl_hi1_val = 0x2a9a699c, .test_ctl_val = 0x00000000, .test_ctl_hi_val = 0x00000000, .test_ctl_hi1_val = 0x01800000, .user_ctl_val = 0x00000000, .user_ctl_hi_val = 0x00000805, .user_ctl_hi1_val = 0x00000000, }; static struct clk_alpha_pll gpu_cc_pll1 = { .offset = 0x100, .vco_table = lucid_5lpe_vco, .num_vco = ARRAY_SIZE(lucid_5lpe_vco), .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID], .clkr = { .hw.init = &(struct clk_init_data){ .name = "gpu_cc_pll1", .parent_data = &gpu_cc_parent, .num_parents = 1, .ops = &clk_alpha_pll_lucid_5lpe_ops, }, }, }; static const struct parent_map gpu_cc_parent_map_0[] = { { 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_0[] = { { .fw_name = "bi_tcxo" }, { .hw = &gpu_cc_pll0.clkr.hw }, { .hw = &gpu_cc_pll1.clkr.hw }, { .fw_name = "gcc_gpu_gpll0_clk_src" }, { .fw_name = "gcc_gpu_gpll0_div_clk_src" }, }; static const struct parent_map gpu_cc_parent_map_1[] = { { 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_1[] = { { .fw_name = "bi_tcxo" }, { .hw = &gpu_cc_pll1.clkr.hw }, { .fw_name = "gcc_gpu_gpll0_clk_src" }, { .fw_name = "gcc_gpu_gpll0_div_clk_src" }, }; static const struct freq_tbl ftbl_gpu_cc_gmu_clk_src[] = { F(19200000, P_BI_TCXO, 1, 0, 0), F(200000000, P_GPLL0_OUT_MAIN_DIV, 1.5, 0, 0), F(500000000, P_GPU_CC_PLL1_OUT_MAIN, 1, 0, 0), { } }; static struct clk_rcg2 gpu_cc_gmu_clk_src = { .cmd_rcgr = 0x1120, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_0, .freq_tbl = ftbl_gpu_cc_gmu_clk_src, .clkr.hw.init = &(struct clk_init_data){ .name = "gpu_cc_gmu_clk_src", .parent_data = gpu_cc_parent_data_0, .num_parents = ARRAY_SIZE(gpu_cc_parent_data_0), .flags = CLK_SET_RATE_PARENT, .ops = &clk_rcg2_ops, }, }; static const struct freq_tbl ftbl_gpu_cc_hub_clk_src[] = { F(150000000, P_GPLL0_OUT_MAIN_DIV, 2, 0, 0), F(240000000, P_GPLL0_OUT_MAIN, 2.5, 0, 0), F(300000000, P_GPLL0_OUT_MAIN, 2, 0, 0), { } }; static struct clk_rcg2 gpu_cc_hub_clk_src = { .cmd_rcgr = 0x117c, .mnd_width = 0, .hid_width = 5, .parent_map = gpu_cc_parent_map_1, .freq_tbl = ftbl_gpu_cc_hub_clk_src, .clkr.hw.init = &(struct clk_init_data){ .name = "gpu_cc_hub_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, }, }; static struct clk_regmap_div gpu_cc_hub_ahb_div_clk_src = { .reg = 0x11c0, .shift = 0, .width = 4, .clkr.hw.init = &(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 = 0x11bc, .shift = 0, .width = 4, .clkr.hw.init = &(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 = 0x1078, .halt_check = BRANCH_HALT_DELAY, .clkr = { .enable_reg = 0x1078, .enable_mask = BIT(0), .hw.init = &(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_cb_clk = { .halt_reg = 0x1170, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1170, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cb_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_crc_ahb_clk = { .halt_reg = 0x107c, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x107c, .enable_mask = BIT(0), .hw.init = &(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_apb_clk = { .halt_reg = 0x1088, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x1088, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_apb_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_gmu_clk = { .halt_reg = 0x1098, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1098, .enable_mask = BIT(0), .hw.init = &(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_SET_RATE_PARENT, .ops = &clk_branch2_aon_ops, }, }, }; static struct clk_branch gpu_cc_cx_qdss_at_clk = { .halt_reg = 0x1080, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x1080, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_qdss_at_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_qdss_trig_clk = { .halt_reg = 0x1094, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x1094, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_qdss_trig_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_qdss_tsctr_clk = { .halt_reg = 0x1084, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x1084, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_qdss_tsctr_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cx_snoc_dvm_clk = { .halt_reg = 0x108c, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x108c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cx_snoc_dvm_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cxo_aon_clk = { .halt_reg = 0x1004, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x1004, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cxo_aon_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_cxo_clk = { .halt_reg = 0x109c, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x109c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_cxo_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_freq_measure_clk = { .halt_reg = 0x120c, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x120c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_freq_measure_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_gmu_clk = { .halt_reg = 0x1064, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1064, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_gmu_clk", .parent_hws = (const struct clk_hw*[]){ &gpu_cc_gmu_clk_src.clkr.hw, }, .num_parents = 1, .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_qdss_tsctr_clk = { .halt_reg = 0x105c, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x105c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_qdss_tsctr_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_gx_vsense_clk = { .halt_reg = 0x1058, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x1058, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_gx_vsense_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_hlos1_vote_gpu_smmu_clk = { .halt_reg = 0x5000, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x5000, .enable_mask = BIT(0), .hw.init = &(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 = 0x1178, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1178, .enable_mask = BIT(0), .hw.init = &(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 = 0x1204, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x1204, .enable_mask = BIT(0), .hw.init = &(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_SET_RATE_PARENT, .ops = &clk_branch2_aon_ops, }, }, }; static struct clk_branch gpu_cc_mnd1x_0_gfx3d_clk = { .halt_reg = 0x802c, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x802c, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_mnd1x_0_gfx3d_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_mnd1x_1_gfx3d_clk = { .halt_reg = 0x8030, .halt_check = BRANCH_HALT, .clkr = { .enable_reg = 0x8030, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_mnd1x_1_gfx3d_clk", .ops = &clk_branch2_ops, }, }, }; static struct clk_branch gpu_cc_sleep_clk = { .halt_reg = 0x1090, .halt_check = BRANCH_HALT_VOTED, .clkr = { .enable_reg = 0x1090, .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gpu_cc_sleep_clk", .ops = &clk_branch2_ops, }, }, }; static struct gdsc gpu_cx_gdsc = { .gdscr = 0x106c, .gds_hw_ctrl = 0x1540, .pd = { .name = "gpu_cx_gdsc", }, .pwrsts = PWRSTS_OFF_ON, .flags = VOTABLE, }; static struct gdsc gpu_gx_gdsc = { .gdscr = 0x100c, .clamp_io_ctrl = 0x1508, .pd = { .name = "gpu_gx_gdsc", .power_on = gdsc_gx_do_nothing_enable, }, .pwrsts = PWRSTS_OFF_ON, .flags = CLAMP_IO | AON_RESET | POLL_CFG_GDSCR, }; static struct clk_regmap *gpu_cc_sm8350_clocks[] = { [GPU_CC_AHB_CLK] = &gpu_cc_ahb_clk.clkr, [GPU_CC_CB_CLK] = &gpu_cc_cb_clk.clkr, [GPU_CC_CRC_AHB_CLK] = &gpu_cc_crc_ahb_clk.clkr, [GPU_CC_CX_APB_CLK] = &gpu_cc_cx_apb_clk.clkr, [GPU_CC_CX_GMU_CLK] = &gpu_cc_cx_gmu_clk.clkr, [GPU_CC_CX_QDSS_AT_CLK] = &gpu_cc_cx_qdss_at_clk.clkr, [GPU_CC_CX_QDSS_TRIG_CLK] = &gpu_cc_cx_qdss_trig_clk.clkr, [GPU_CC_CX_QDSS_TSCTR_CLK] = &gpu_cc_cx_qdss_tsctr_clk.clkr, [GPU_CC_CX_SNOC_DVM_CLK] = &gpu_cc_cx_snoc_dvm_clk.clkr, [GPU_CC_CXO_AON_CLK] = &gpu_cc_cxo_aon_clk.clkr, [GPU_CC_CXO_CLK] = &gpu_cc_cxo_clk.clkr, [GPU_CC_FREQ_MEASURE_CLK] = &gpu_cc_freq_measure_clk.clkr, [GPU_CC_GMU_CLK_SRC] = &gpu_cc_gmu_clk_src.clkr, [GPU_CC_GX_GMU_CLK] = &gpu_cc_gx_gmu_clk.clkr, [GPU_CC_GX_QDSS_TSCTR_CLK] = &gpu_cc_gx_qdss_tsctr_clk.clkr, [GPU_CC_GX_VSENSE_CLK] = &gpu_cc_gx_vsense_clk.clkr, [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_MND1X_0_GFX3D_CLK] = &gpu_cc_mnd1x_0_gfx3d_clk.clkr, [GPU_CC_MND1X_1_GFX3D_CLK] = &gpu_cc_mnd1x_1_gfx3d_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, }; static const struct qcom_reset_map gpu_cc_sm8350_resets[] = { [GPUCC_GPU_CC_ACD_BCR] = { 0x1160 }, [GPUCC_GPU_CC_CB_BCR] = { 0x116c }, [GPUCC_GPU_CC_CX_BCR] = { 0x1068 }, [GPUCC_GPU_CC_FAST_HUB_BCR] = { 0x1174 }, [GPUCC_GPU_CC_GFX3D_AON_BCR] = { 0x10a0 }, [GPUCC_GPU_CC_GMU_BCR] = { 0x111c }, [GPUCC_GPU_CC_GX_BCR] = { 0x1008 }, [GPUCC_GPU_CC_XO_BCR] = { 0x1000 }, }; static struct gdsc *gpu_cc_sm8350_gdscs[] = { [GPU_CX_GDSC] = &gpu_cx_gdsc, [GPU_GX_GDSC] = &gpu_gx_gdsc, }; static const struct regmap_config gpu_cc_sm8350_regmap_config = { .reg_bits = 32, .reg_stride = 4, .val_bits = 32, .max_register = 0x8030, .fast_io = true, }; static const struct qcom_cc_desc gpu_cc_sm8350_desc = { .config = &gpu_cc_sm8350_regmap_config, .clks = gpu_cc_sm8350_clocks, .num_clks = ARRAY_SIZE(gpu_cc_sm8350_clocks), .resets = gpu_cc_sm8350_resets, .num_resets = ARRAY_SIZE(gpu_cc_sm8350_resets), .gdscs = gpu_cc_sm8350_gdscs, .num_gdscs = ARRAY_SIZE(gpu_cc_sm8350_gdscs), }; static int gpu_cc_sm8350_probe(struct platform_device *pdev) { struct regmap *regmap; regmap = qcom_cc_map(pdev, &gpu_cc_sm8350_desc); if (IS_ERR(regmap)) { dev_err(&pdev->dev, "Failed to map gpu cc registers\n"); return PTR_ERR(regmap); } clk_lucid_pll_configure(&gpu_cc_pll0, regmap, &gpu_cc_pll0_config); clk_lucid_pll_configure(&gpu_cc_pll1, regmap, &gpu_cc_pll1_config); return qcom_cc_really_probe(pdev, &gpu_cc_sm8350_desc, regmap); } static const struct of_device_id gpu_cc_sm8350_match_table[] = { { .compatible = "qcom,sm8350-gpucc" }, { } }; MODULE_DEVICE_TABLE(of, gpu_cc_sm8350_match_table); static struct platform_driver gpu_cc_sm8350_driver = { .probe = gpu_cc_sm8350_probe, .driver = { .name = "sm8350-gpucc", .of_match_table = gpu_cc_sm8350_match_table, }, }; module_platform_driver(gpu_cc_sm8350_driver); MODULE_DESCRIPTION("QTI GPU_CC SM8350 Driver"); MODULE_LICENSE("GPL v2");