1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * This file contains platform specific structure definitions 4 * and init function used by Ice Lake PCH. 5 * 6 * Copyright (c) 2022, Intel Corporation. 7 * All Rights Reserved. 8 * 9 */ 10 11 #include "core.h" 12 13 const struct pmc_bit_map icl_pfear_map[] = { 14 {"RES_65", BIT(0)}, 15 {"RES_66", BIT(1)}, 16 {"RES_67", BIT(2)}, 17 {"TAM", BIT(3)}, 18 {"GBETSN", BIT(4)}, 19 {"TBTLSX", BIT(5)}, 20 {"RES_71", BIT(6)}, 21 {"RES_72", BIT(7)}, 22 {} 23 }; 24 25 const struct pmc_bit_map *ext_icl_pfear_map[] = { 26 /* 27 * Check intel_pmc_core_ids[] users of icl_reg_map for 28 * a list of core SoCs using this. 29 */ 30 cnp_pfear_map, 31 icl_pfear_map, 32 NULL 33 }; 34 35 const struct pmc_reg_map icl_reg_map = { 36 .pfear_sts = ext_icl_pfear_map, 37 .slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET, 38 .slp_s0_res_counter_step = ICL_PMC_SLP_S0_RES_COUNTER_STEP, 39 .slps0_dbg_maps = cnp_slps0_dbg_maps, 40 .ltr_show_sts = cnp_ltr_show_map, 41 .msr_sts = msr_map, 42 .slps0_dbg_offset = CNP_PMC_SLPS0_DBG_OFFSET, 43 .ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET, 44 .regmap_length = CNP_PMC_MMIO_REG_LEN, 45 .ppfear0_offset = CNP_PMC_HOST_PPFEAR0A, 46 .ppfear_buckets = ICL_PPFEAR_NUM_ENTRIES, 47 .pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET, 48 .pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT, 49 .ltr_ignore_max = ICL_NUM_IP_IGN_ALLOWED, 50 .etr3_offset = ETR3_OFFSET, 51 }; 52 53 int icl_core_init(struct pmc_dev *pmcdev) 54 { 55 struct pmc *pmc = pmcdev->pmcs[PMC_IDX_MAIN]; 56 int ret; 57 58 pmc->map = &icl_reg_map; 59 60 ret = get_primary_reg_base(pmc); 61 if (ret) 62 return ret; 63 64 pmc_core_get_low_power_modes(pmcdev); 65 66 return ret; 67 } 68