1 /* 2 * Copyright (c) 2020-2023, Arm Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #include <assert.h> 8 9 #include <libfdt.h> 10 #include <tc_plat.h> 11 12 #include <common/bl_common.h> 13 #include <common/debug.h> 14 #include <drivers/arm/css/css_mhu_doorbell.h> 15 #include <drivers/arm/css/scmi.h> 16 #include <lib/fconf/fconf.h> 17 #include <lib/fconf/fconf_dyn_cfg_getter.h> 18 #include <plat/arm/common/plat_arm.h> 19 #include <plat/common/platform.h> 20 21 static scmi_channel_plat_info_t tc_scmi_plat_info[] = { 22 { 23 .scmi_mbx_mem = CSS_SCMI_PAYLOAD_BASE, 24 .db_reg_addr = PLAT_CSS_MHU_BASE + SENDER_REG_SET(0), 25 .db_preserve_mask = 0xfffffffe, 26 .db_modify_mask = 0x1, 27 .ring_doorbell = &mhuv2_ring_doorbell, 28 } 29 }; 30 31 void bl31_platform_setup(void) 32 { 33 tc_bl31_common_platform_setup(); 34 } 35 36 scmi_channel_plat_info_t *plat_css_get_scmi_info(unsigned int channel_id) 37 { 38 39 return &tc_scmi_plat_info[channel_id]; 40 41 } 42 43 void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1, 44 u_register_t arg2, u_register_t arg3) 45 { 46 arm_bl31_early_platform_setup((void *)arg0, arg1, arg2, (void *)arg3); 47 48 /* Fill the properties struct with the info from the config dtb */ 49 fconf_populate("FW_CONFIG", arg1); 50 } 51 52 #ifdef PLATFORM_TESTS 53 static __dead2 void tc_run_platform_tests(void) 54 { 55 int tests_failed; 56 57 printf("\nStarting platform tests...\n"); 58 59 #ifdef PLATFORM_TEST_NV_COUNTERS 60 tests_failed = nv_counter_test(); 61 #elif PLATFORM_TEST_TFM_TESTSUITE 62 tests_failed = run_platform_tests(); 63 #endif 64 65 printf("Platform tests %s.\n", 66 (tests_failed != 0) ? "failed" : "succeeded"); 67 68 /* Suspend booting, no matter the tests outcome. */ 69 printf("Suspend booting...\n"); 70 plat_error_handler(-1); 71 } 72 #endif 73 74 void tc_bl31_common_platform_setup(void) 75 { 76 arm_bl31_platform_setup(); 77 78 #ifdef PLATFORM_TESTS 79 tc_run_platform_tests(); 80 #endif 81 } 82 83 const plat_psci_ops_t *plat_arm_psci_override_pm_ops(plat_psci_ops_t *ops) 84 { 85 return css_scmi_override_pm_ops(ops); 86 } 87 88 void __init bl31_plat_arch_setup(void) 89 { 90 arm_bl31_plat_arch_setup(); 91 92 /* HW_CONFIG was also loaded by BL2 */ 93 const struct dyn_cfg_dtb_info_t *hw_config_info; 94 95 hw_config_info = FCONF_GET_PROPERTY(dyn_cfg, dtb, HW_CONFIG_ID); 96 assert(hw_config_info != NULL); 97 98 fconf_populate("HW_CONFIG", hw_config_info->config_addr); 99 } 100