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 #include <linux/arm-smccc.h> 11 12 /* Rockchip platform SiP call ID */ 13 #define SIP_ATF_VERSION 0x82000001 14 #define SIP_ACCESS_REG 0x82000002 15 #define SIP_SUSPEND_MODE 0x82000003 16 #define SIP_PENDING_CPUS 0x82000004 17 #define SIP_UARTDBG_CFG 0x82000005 18 #define SIP_UARTDBG_CFG64 0xc2000005 19 #define SIP_MCU_EL3FIQ_CFG 0x82000006 20 #define SIP_ACCESS_CHIP_STATE64 0xc2000006 21 #define SIP_SECURE_MEM_CONFIG 0x82000007 22 #define SIP_ACCESS_CHIP_EXTRA_STATE64 0xc2000007 23 #define SIP_DRAM_CONFIG 0x82000008 24 #define SIP_SHARE_MEM 0x82000009 25 #define SIP_SIP_VERSION 0x8200000a 26 #define SIP_REMOTECTL_CFG 0x8200000b 27 #define SIP_VPU_RESET 0x8200000c 28 #define SIP_SOC_BUS_DIV 0x8200000d 29 #define SIP_LAST_LOG 0x8200000e 30 #define SIP_ACCESS_MEM_OS_REG 0x8200000f 31 #define SIP_AMP_CFG 0x82000022 32 #define SIP_HDCP_CONFIG 0x82000025 33 #define SIP_MCU_CFG 0x82000028 34 35 #define ROCKCHIP_SIP_CONFIG_DRAM_INIT 0x00 36 #define ROCKCHIP_SIP_CONFIG_DRAM_SET_RATE 0x01 37 #define ROCKCHIP_SIP_CONFIG_DRAM_ROUND_RATE 0x02 38 #define ROCKCHIP_SIP_CONFIG_DRAM_SET_AT_SR 0x03 39 #define ROCKCHIP_SIP_CONFIG_DRAM_GET_BW 0x04 40 #define ROCKCHIP_SIP_CONFIG_DRAM_GET_RATE 0x05 41 #define ROCKCHIP_SIP_CONFIG_DRAM_CLR_IRQ 0x06 42 #define ROCKCHIP_SIP_CONFIG_DRAM_SET_PARAM 0x07 43 #define ROCKCHIP_SIP_CONFIG_DRAM_GET_VERSION 0x08 44 #define ROCKCHIP_SIP_CONFIG_DRAM_POST_SET_RATE 0x09 45 #define ROCKCHIP_SIP_CONFIG_DRAM_SET_NOC_RL 0x0a 46 #define ROCKCHIP_SIP_CONFIG_DRAM_DEBUG 0x0b 47 #define ROCKCHIP_SIP_CONFIG_DRAM_MCU_START 0x0c 48 #define ROCKCHIP_SIP_CONFIG_DRAM_ECC 0x0d 49 #define ROCKCHIP_SIP_CONFIG_DRAM_GET_FREQ_INFO 0x0e 50 #define ROCKCHIP_SIP_CONFIG_DRAM_FSP_INIT 0x0f 51 52 /* SIP_ACCESS_MEM_OS_REG child configs */ 53 enum { 54 RK_MEM_OS_REG_READ = 0, 55 RK_MEM_OS_REG_WRITE, 56 }; 57 58 /* RK_SIP_MCU_CFG child configs, MCU ID */ 59 #define ROCKCHIP_SIP_CONFIG_BUSMCU_0_ID 0x00 60 #define ROCKCHIP_SIP_CONFIG_BUSMCU_1_ID 0x01 61 #define ROCKCHIP_SIP_CONFIG_PMUMCU_0_ID 0x10 62 #define ROCKCHIP_SIP_CONFIG_DDRMCU_0_ID 0x20 63 #define ROCKCHIP_SIP_CONFIG_NPUMCU_0_ID 0x30 64 65 /* RK_SIP_MCU_CFG child configs */ 66 #define ROCKCHIP_SIP_CONFIG_MCU_CODE_START_ADDR 0x01 67 #define ROCKCHIP_SIP_CONFIG_MCU_EXPERI_START_ADDR 0x02 68 #define ROCKCHIP_SIP_CONFIG_MCU_SRAM_START_ADDR 0x03 69 #define ROCKCHIP_SIP_CONFIG_MCU_EXSRAM_START_ADDR 0x04 70 71 /* Rockchip Sip version */ 72 #define SIP_IMPLEMENT_V1 (1) 73 #define SIP_IMPLEMENT_V2 (2) 74 75 /* Error return code */ 76 #define IS_SIP_ERROR(x) (!!(x)) 77 78 #define SIP_RET_SUCCESS 0 79 #define SIP_RET_SMC_UNKNOWN -1 80 #define SIP_RET_NOT_SUPPORTED -2 81 #define SIP_RET_INVALID_PARAMS -3 82 #define SIP_RET_INVALID_ADDRESS -4 83 #define SIP_RET_DENIED -5 84 85 /* SIP_ACCESS_REG: read or write */ 86 #define SECURE_REG_RD 0x0 87 #define SECURE_REG_WR 0x1 88 89 /* SIP_AMP_CFG */ 90 #define AMP_PE_STATE 0x0 91 #define AMP_BOOT_ARG01 0x1 92 #define AMP_BOOT_ARG23 0x2 93 94 /* Share mem page types */ 95 typedef enum { 96 SHARE_PAGE_TYPE_INVALID = 0, 97 SHARE_PAGE_TYPE_UARTDBG, 98 SHARE_PAGE_TYPE_DDR, 99 SHARE_PAGE_TYPE_DDRDBG, 100 SHARE_PAGE_TYPE_DDRECC, 101 SHARE_PAGE_TYPE_DDRFSP, 102 SHARE_PAGE_TYPE_DDR_ADDRMAP, 103 SHARE_PAGE_TYPE_LAST_LOG, 104 SHARE_PAGE_TYPE_HDCP, 105 SHARE_PAGE_TYPE_SLEEP, 106 SHARE_PAGE_TYPE_MAX, 107 } share_page_type_t; 108 109 /* hdcp config func */ 110 typedef enum { 111 HDCP_FUNC_STORAGE_ENCRYPT = 1, 112 HDCP_FUNC_KEY_DECRYPT, 113 HDCP_FUNC_KEY_LOAD, 114 HDCP_FUNC_ENCRYPT_MODE 115 } sip_hdcp_func_t; 116 117 /* 118 * sip_smc_set_suspend_mode() - Set U-Boot system suspend state before trap to trust. 119 * 120 * see kernel-4.4: drivers/soc/rockchip/rockchip_pm_config.c 121 */ 122 int sip_smc_set_suspend_mode(unsigned long ctrl, 123 unsigned long config1, 124 unsigned long config2); 125 126 int sip_smc_remotectl_config(unsigned long func, unsigned long data); 127 128 /* 129 * sip_smc_access_mem_os_reg() - access mem os reg 130 */ 131 int sip_smc_access_mem_os_reg(unsigned long func, unsigned long id, 132 unsigned long *val); 133 134 /* 135 * sip_smc_amp_cfg() - config AMP 136 */ 137 int sip_smc_amp_cfg(unsigned long func, unsigned long arg0, unsigned long arg1, 138 unsigned long arg2); 139 140 /* 141 * sip_smc_dram() - Set dram configure for trust. 142 * 143 * see: ./drivers/ram/rockchip/rockchip_dmc.c 144 */ 145 struct arm_smccc_res sip_smc_dram(unsigned long arg0, 146 unsigned long arg1, 147 unsigned long arg2); 148 149 /* 150 * sip_smc_request_share_mem() - Request share memory from trust. 151 * 152 * @page_num: page numbers 153 * @page_type: page type, see: share_page_type_t 154 * 155 * @return arm_smccc_res structure, res.a0 equals 0 on success(res.a1 contains 156 * share memory base address), otherwise failed. 157 */ 158 struct arm_smccc_res sip_smc_request_share_mem(unsigned long page_num, 159 share_page_type_t page_type); 160 161 /* 162 * sip_smc_secure_reg_read() - Read secure info(ddr/register...) from trust. 163 * 164 * @addr_phy: address to read 165 * 166 * @return arm_smccc_res structure, res.a0 equals 0 on success(res.a1 contains 167 * valid data), otherwise failed. 168 */ 169 struct arm_smccc_res sip_smc_secure_reg_read(unsigned long addr_phy); 170 171 /* 172 * sip_smc_secure_reg_write() - Write data to trust secure info(ddr/register...). 173 * 174 * @addr_phy: address to write 175 * @val: value to write 176 * 177 * @return 0 on success, otherwise failed. 178 */ 179 int sip_smc_secure_reg_write(unsigned long addr_phy, unsigned long val); 180 181 /* 182 * sip_smc_set_sip_version() - Set sip version to trust. 183 * 184 * @return 0 on success, otherwise failed. 185 */ 186 int sip_smc_set_sip_version(unsigned long version); 187 188 /* 189 * sip_smc_get_sip_version() - Get sip version to trust. 190 * 191 * @return arm_smccc_res structure, res.a0 equals 0 on success(res.a1 contains 192 * sip version), otherwise failed. 193 */ 194 struct arm_smccc_res sip_smc_get_sip_version(void); 195 196 /* 197 * sip_smc_hdcp_config() - handle hdcp. 198 * 199 * @return 0 on success, otherwise failed. 200 */ 201 int sip_smc_hdcp_config(unsigned long func, 202 unsigned long arg1, unsigned long arg2); 203 204 /* 205 * sip_smc_mcu_config() - handle mcu. 206 * 207 * @return 0 on success, otherwise failed. 208 */ 209 int sip_smc_mcu_config(unsigned long mcu_id, unsigned long func, unsigned long arg2); 210 211 /* 212 * psci_cpu_on() - Standard ARM PSCI cpu on call. 213 * 214 * @cpuid: cpu id 215 * @entry_point: boot entry point 216 * 217 * @return 0 on success, otherwise failed. 218 */ 219 int psci_cpu_on(unsigned long cpuid, unsigned long entry_point); 220 221 /* 222 * psci_cpu_off() - Standard ARM PSCI cpu off call. 223 * 224 * @state: dummy, set 0 by default. 225 * 226 * @return 0 on success, otherwise failed. 227 */ 228 int psci_cpu_off(uint32_t state); 229 230 #ifdef CONFIG_ARM_CPU_SUSPEND 231 /* 232 * psci_system_suspend() - Standard ARM PSCI system suspend call. 233 * 234 * @unused: unused now, always 0 recommend 235 * 236 * @return 0 on success, otherwise failed. 237 */ 238 int psci_system_suspend(unsigned long unused); 239 #endif 240 241 #endif 242