1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (C) 2021 Alibaba Group Holding Limited. 4 */ 5 6 #ifndef _THEAD_AON_H 7 #define _THEAD_AON_H 8 9 #include <linux/device.h> 10 #include <linux/types.h> 11 12 #define AON_RPC_MSG_MAGIC (0xef) 13 #define TH1520_AON_RPC_VERSION 2 14 #define TH1520_AON_RPC_MSG_NUM 7 15 16 struct th1520_aon_chan; 17 18 enum th1520_aon_rpc_svc { 19 TH1520_AON_RPC_SVC_UNKNOWN = 0, 20 TH1520_AON_RPC_SVC_PM = 1, 21 TH1520_AON_RPC_SVC_MISC = 2, 22 TH1520_AON_RPC_SVC_AVFS = 3, 23 TH1520_AON_RPC_SVC_SYS = 4, 24 TH1520_AON_RPC_SVC_WDG = 5, 25 TH1520_AON_RPC_SVC_LPM = 6, 26 TH1520_AON_RPC_SVC_MAX = 0x3F, 27 }; 28 29 enum th1520_aon_misc_func { 30 TH1520_AON_MISC_FUNC_UNKNOWN = 0, 31 TH1520_AON_MISC_FUNC_SET_CONTROL = 1, 32 TH1520_AON_MISC_FUNC_GET_CONTROL = 2, 33 TH1520_AON_MISC_FUNC_REGDUMP_CFG = 3, 34 }; 35 36 enum th1520_aon_wdg_func { 37 TH1520_AON_WDG_FUNC_UNKNOWN = 0, 38 TH1520_AON_WDG_FUNC_START = 1, 39 TH1520_AON_WDG_FUNC_STOP = 2, 40 TH1520_AON_WDG_FUNC_PING = 3, 41 TH1520_AON_WDG_FUNC_TIMEOUTSET = 4, 42 TH1520_AON_WDG_FUNC_RESTART = 5, 43 TH1520_AON_WDG_FUNC_GET_STATE = 6, 44 TH1520_AON_WDG_FUNC_POWER_OFF = 7, 45 TH1520_AON_WDG_FUNC_AON_WDT_ON = 8, 46 TH1520_AON_WDG_FUNC_AON_WDT_OFF = 9, 47 }; 48 49 enum th1520_aon_sys_func { 50 TH1520_AON_SYS_FUNC_UNKNOWN = 0, 51 TH1520_AON_SYS_FUNC_AON_RESERVE_MEM = 1, 52 }; 53 54 enum th1520_aon_lpm_func { 55 TH1520_AON_LPM_FUNC_UNKNOWN = 0, 56 TH1520_AON_LPM_FUNC_REQUIRE_STR = 1, 57 TH1520_AON_LPM_FUNC_RESUME_STR = 2, 58 TH1520_AON_LPM_FUNC_REQUIRE_STD = 3, 59 TH1520_AON_LPM_FUNC_CPUHP = 4, 60 TH1520_AON_LPM_FUNC_REGDUMP_CFG = 5, 61 }; 62 63 enum th1520_aon_pm_func { 64 TH1520_AON_PM_FUNC_UNKNOWN = 0, 65 TH1520_AON_PM_FUNC_SET_RESOURCE_REGULATOR = 1, 66 TH1520_AON_PM_FUNC_GET_RESOURCE_REGULATOR = 2, 67 TH1520_AON_PM_FUNC_SET_RESOURCE_POWER_MODE = 3, 68 TH1520_AON_PM_FUNC_PWR_SET = 4, 69 TH1520_AON_PM_FUNC_PWR_GET = 5, 70 TH1520_AON_PM_FUNC_CHECK_FAULT = 6, 71 TH1520_AON_PM_FUNC_GET_TEMPERATURE = 7, 72 }; 73 74 struct th1520_aon_rpc_msg_hdr { 75 u8 ver; /* version of msg hdr */ 76 u8 size; /* msg size ,uinit in bytes,the size includes rpc msg header self */ 77 u8 svc; /* rpc main service id */ 78 u8 func; /* rpc sub func id of specific service, sent by caller */ 79 } __packed __aligned(1); 80 81 struct th1520_aon_rpc_ack_common { 82 struct th1520_aon_rpc_msg_hdr hdr; 83 u8 err_code; 84 } __packed __aligned(1); 85 86 #define RPC_SVC_MSG_TYPE_DATA 0 87 #define RPC_SVC_MSG_TYPE_ACK 1 88 #define RPC_SVC_MSG_NEED_ACK 0 89 #define RPC_SVC_MSG_NO_NEED_ACK 1 90 91 #define RPC_GET_VER(MESG) ((MESG)->ver) 92 #define RPC_SET_VER(MESG, VER) ((MESG)->ver = (VER)) 93 #define RPC_GET_SVC_ID(MESG) ((MESG)->svc & 0x3F) 94 #define RPC_SET_SVC_ID(MESG, ID) ((MESG)->svc |= 0x3F & (ID)) 95 #define RPC_GET_SVC_FLAG_MSG_TYPE(MESG) (((MESG)->svc & 0x80) >> 7) 96 #define RPC_SET_SVC_FLAG_MSG_TYPE(MESG, TYPE) ((MESG)->svc |= (TYPE) << 7) 97 #define RPC_GET_SVC_FLAG_ACK_TYPE(MESG) (((MESG)->svc & 0x40) >> 6) 98 #define RPC_SET_SVC_FLAG_ACK_TYPE(MESG, ACK) ((MESG)->svc |= (ACK) << 6) 99 100 /* 101 * Defines for SC PM Power Mode 102 */ 103 #define TH1520_AON_PM_PW_MODE_OFF 0 /* Power off */ 104 #define TH1520_AON_PM_PW_MODE_STBY 1 /* Power in standby */ 105 #define TH1520_AON_PM_PW_MODE_LP 2 /* Power in low-power */ 106 #define TH1520_AON_PM_PW_MODE_ON 3 /* Power on */ 107 108 /* 109 * Defines for AON power islands 110 */ 111 #define TH1520_AON_AUDIO_PD 0 112 #define TH1520_AON_VDEC_PD 1 113 #define TH1520_AON_NPU_PD 2 114 #define TH1520_AON_VENC_PD 3 115 #define TH1520_AON_GPU_PD 4 116 #define TH1520_AON_DSP0_PD 5 117 #define TH1520_AON_DSP1_PD 6 118 119 struct th1520_aon_chan *th1520_aon_init(struct device *dev); 120 void th1520_aon_deinit(struct th1520_aon_chan *aon_chan); 121 122 int th1520_aon_call_rpc(struct th1520_aon_chan *aon_chan, void *msg); 123 int th1520_aon_power_update(struct th1520_aon_chan *aon_chan, u16 rsrc, 124 bool power_on); 125 126 #endif /* _THEAD_AON_H */ 127