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_power.h" 13 #include <lib/mtk_init/mtk_init.h> 14 #include <mtk_sip_svc.h> 15 16 static u_register_t apusys_kernel_handler(u_register_t x1, 17 u_register_t x2, 18 u_register_t x3, 19 u_register_t x4, 20 void *handle, 21 struct smccc_res *smccc_ret) 22 { 23 uint32_t request_ops; 24 int32_t ret = -1; 25 26 request_ops = (uint32_t)x1; 27 28 switch (request_ops) { 29 case MTK_APUSYS_KERNEL_OP_APUSYS_PWR_TOP_ON: 30 ret = apusys_kernel_apusys_pwr_top_on(); 31 break; 32 case MTK_APUSYS_KERNEL_OP_APUSYS_PWR_TOP_OFF: 33 ret = apusys_kernel_apusys_pwr_top_off(); 34 break; 35 default: 36 ERROR(MODULE_TAG "%s unknown request_ops = %x\n", MODULE_TAG, request_ops); 37 break; 38 } 39 40 return ret; 41 } 42 DECLARE_SMC_HANDLER(MTK_SIP_APUSYS_CONTROL, apusys_kernel_handler); 43 44 int apusys_init(void) 45 { 46 apusys_power_init(); 47 return 0; 48 } 49 MTK_PLAT_SETUP_1_INIT(apusys_init); 50