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 #define ROCKCHIP_SIP_CONFIG_DRAM_INIT 0x00 28 #define ROCKCHIP_SIP_CONFIG_DRAM_SET_RATE 0x01 29 #define ROCKCHIP_SIP_CONFIG_DRAM_ROUND_RATE 0x02 30 #define ROCKCHIP_SIP_CONFIG_DRAM_SET_AT_SR 0x03 31 #define ROCKCHIP_SIP_CONFIG_DRAM_GET_BW 0x04 32 #define ROCKCHIP_SIP_CONFIG_DRAM_GET_RATE 0x05 33 #define ROCKCHIP_SIP_CONFIG_DRAM_CLR_IRQ 0x06 34 #define ROCKCHIP_SIP_CONFIG_DRAM_SET_PARAM 0x07 35 #define ROCKCHIP_SIP_CONFIG_DRAM_GET_VERSION 0x08 36 37 /* Rockchip Sip version */ 38 #define SIP_IMPLEMENT_V1 (1) 39 #define SIP_IMPLEMENT_V2 (2) 40 41 /* Error return code */ 42 #define IS_SIP_ERROR(x) (!!(x)) 43 44 #define SIP_RET_SUCCESS 0 45 #define SIP_RET_SMC_UNKNOWN -1 46 #define SIP_RET_NOT_SUPPORTED -2 47 #define SIP_RET_INVALID_PARAMS -3 48 #define SIP_RET_INVALID_ADDRESS -4 49 #define SIP_RET_DENIED -5 50 51 /* SIP_ACCESS_REG: read or write */ 52 #define SECURE_REG_RD 0x0 53 #define SECURE_REG_WR 0x1 54 55 /* Share mem page types */ 56 typedef enum { 57 SHARE_PAGE_TYPE_INVALID = 0, 58 SHARE_PAGE_TYPE_UARTDBG, 59 SHARE_PAGE_TYPE_DDR, 60 SHARE_PAGE_TYPE_MAX, 61 } share_page_type_t; 62 63 /* Stand PSCI system suspend */ 64 int psci_system_suspend(unsigned long unused); 65 66 /* Rockchip SMC Calls */ 67 int sip_smc_set_suspend_mode(unsigned long ctrl, 68 unsigned long config1, 69 unsigned long config2); 70 71 struct arm_smccc_res sip_smc_dram(unsigned long arg0, 72 unsigned long arg1, 73 unsigned long arg2); 74 75 struct arm_smccc_res sip_smc_request_share_mem(unsigned long page_num, 76 share_page_type_t page_type); 77 78 int sip_smc_set_sip_version(unsigned long version); 79 struct arm_smccc_res sip_smc_get_sip_version(void); 80 int psci_cpu_on(unsigned long cpuid, unsigned long entry_point); 81 82 #endif 83