1 /* 2 * Copyright (c) 2023, MediaTek Inc. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 /* TF-A system header */ 8 #include <common/debug.h> 9 10 /* Vendor header */ 11 #include "apusys.h" 12 #include "apusys_devapc.h" 13 #include "apusys_power.h" 14 #include <lib/mtk_init/mtk_init.h> 15 #include <mtk_sip_svc.h> 16 17 static u_register_t apusys_kernel_handler(u_register_t x1, 18 u_register_t x2, 19 u_register_t x3, 20 u_register_t x4, 21 void *handle, 22 struct smccc_res *smccc_ret) 23 { 24 uint32_t request_ops; 25 int32_t ret = -1; 26 27 request_ops = (uint32_t)x1; 28 29 switch (request_ops) { 30 case MTK_APUSYS_KERNEL_OP_APUSYS_PWR_TOP_ON: 31 ret = apusys_kernel_apusys_pwr_top_on(); 32 break; 33 case MTK_APUSYS_KERNEL_OP_APUSYS_PWR_TOP_OFF: 34 ret = apusys_kernel_apusys_pwr_top_off(); 35 break; 36 default: 37 ERROR(MODULE_TAG "%s unknown request_ops = %x\n", MODULE_TAG, request_ops); 38 break; 39 } 40 41 return ret; 42 } 43 DECLARE_SMC_HANDLER(MTK_SIP_APUSYS_CONTROL, apusys_kernel_handler); 44 45 int apusys_init(void) 46 { 47 if (apusys_power_init() != 0) { 48 return -1; 49 } 50 51 if (apusys_devapc_ao_init() != 0) { 52 return -1; 53 } 54 55 return 0; 56 } 57 MTK_PLAT_SETUP_1_INIT(apusys_init); 58