1 /* 2 * (C) Copyright 2017 Rockchip Electronics Co., Ltd 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #ifndef __ROCKCHIP_SMCCC_H__ 8 #define __ROCKCHIP_SMCCC_H__ 9 10 /* Rockchip platform SiP call ID */ 11 #define SIP_ATF_VERSION 0x82000001 12 #define SIP_ACCESS_REG 0x82000002 13 #define SIP_SUSPEND_MODE 0x82000003 14 #define SIP_PENDING_CPUS 0x82000004 15 #define SIP_UARTDBG_CFG 0x82000005 16 #define SIP_UARTDBG_CFG64 0xc2000005 17 #define SIP_MCU_EL3FIQ_CFG 0x82000006 18 #define SIP_ACCESS_CHIP_STATE64 0xc2000006 19 #define SIP_SECURE_MEM_CONFIG 0x82000007 20 #define SIP_ACCESS_CHIP_EXTRA_STATE64 0xc2000007 21 #define SIP_DRAM_CONFIG 0x82000008 22 #define SIP_SHARE_MEM 0x82000009 23 #define SIP_SIP_VERSION 0x8200000a 24 #define SIP_REMOTECTL_CFG 0x8200000b 25 #define PSCI_SIP_VPU_RESET 0x8200000c 26 27 /* Rockchip Sip version */ 28 #define SIP_IMPLEMENT_V1 (1) 29 #define SIP_IMPLEMENT_V2 (2) 30 31 /* Error return code */ 32 #define IS_SIP_ERROR(x) (!!(x)) 33 34 #define SIP_RET_SUCCESS 0 35 #define SIP_RET_SMC_UNKNOWN -1 36 #define SIP_RET_NOT_SUPPORTED -2 37 #define SIP_RET_INVALID_PARAMS -3 38 #define SIP_RET_INVALID_ADDRESS -4 39 #define SIP_RET_DENIED -5 40 41 /* SIP_ACCESS_REG: read or write */ 42 #define SECURE_REG_RD 0x0 43 #define SECURE_REG_WR 0x1 44 45 /* Share mem page types */ 46 typedef enum { 47 SHARE_PAGE_TYPE_INVALID = 0, 48 SHARE_PAGE_TYPE_UARTDBG, 49 SHARE_PAGE_TYPE_DDR, 50 SHARE_PAGE_TYPE_MAX, 51 } share_page_type_t; 52 53 /* Stand PSCI system suspend */ 54 int psci_system_suspend(unsigned long unused); 55 56 /* Rockchip SMC Calls */ 57 int sip_smc_set_suspend_mode(unsigned long ctrl, 58 unsigned long config1, 59 unsigned long config2); 60 61 struct arm_smccc_res sip_smc_dram(unsigned long arg0, 62 unsigned long arg1, 63 unsigned long arg2); 64 65 struct arm_smccc_res sip_smc_request_share_mem(unsigned long page_num, 66 share_page_type_t page_type); 67 68 int sip_smc_set_sip_version(unsigned long version); 69 struct arm_smccc_res sip_smc_get_sip_version(void); 70 int psci_cpu_on(unsigned long cpuid, unsigned long entry_point); 71 72 #endif 73