| /* |
| * include/linux/amlogic/scpi_protocol.h |
| * |
| * Copyright (C) 2017 Amlogic, Inc. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| */ |
| |
| #ifndef _SCPI_PROTOCOL_H_ |
| #define _SCPI_PROTOCOL_H_ |
| #include <linux/types.h> |
| |
| enum scpi_client_id { |
| SCPI_CL_NONE, |
| SCPI_CL_CLOCKS, |
| SCPI_CL_DVFS, |
| SCPI_CL_POWER, |
| SCPI_CL_THERMAL, |
| SCPI_CL_REMOTE, |
| SCPI_CL_LED_TIMER, |
| SCPI_MAX, |
| }; |
| |
| enum scpi_std_cmd { |
| SCPI_CMD_INVALID = 0x00, |
| SCPI_CMD_SCPI_READY = 0x01, |
| SCPI_CMD_SCPI_CAPABILITIES = 0x02, |
| SCPI_CMD_EVENT = 0x03, |
| SCPI_CMD_SET_CSS_PWR_STATE = 0x04, |
| SCPI_CMD_GET_CSS_PWR_STATE = 0x05, |
| SCPI_CMD_CFG_PWR_STATE_STAT = 0x06, |
| SCPI_CMD_GET_PWR_STATE_STAT = 0x07, |
| SCPI_CMD_SYS_PWR_STATE = 0x08, |
| SCPI_CMD_L2_READY = 0x09, |
| SCPI_CMD_SET_AP_TIMER = 0x0a, |
| SCPI_CMD_CANCEL_AP_TIME = 0x0b, |
| SCPI_CMD_DVFS_CAPABILITIES = 0x0c, |
| SCPI_CMD_GET_DVFS_INFO = 0x0d, |
| SCPI_CMD_SET_DVFS = 0x0e, |
| SCPI_CMD_GET_DVFS = 0x0f, |
| SCPI_CMD_GET_DVFS_STAT = 0x10, |
| SCPI_CMD_SET_RTC = 0x11, |
| SCPI_CMD_GET_RTC = 0x12, |
| SCPI_CMD_CLOCK_CAPABILITIES = 0x13, |
| SCPI_CMD_SET_CLOCK_INDEX = 0x14, |
| SCPI_CMD_SET_CLOCK_VALUE = 0x15, |
| SCPI_CMD_GET_CLOCK_VALUE = 0x16, |
| SCPI_CMD_PSU_CAPABILITIES = 0x17, |
| SCPI_CMD_SET_PSU = 0x18, |
| SCPI_CMD_GET_PSU = 0x19, |
| SCPI_CMD_SENSOR_CAPABILITIES = 0x1a, |
| SCPI_CMD_SENSOR_INFO = 0x1b, |
| SCPI_CMD_SENSOR_VALUE = 0x1c, |
| SCPI_CMD_SENSOR_CFG_PERIODIC = 0x1d, |
| SCPI_CMD_SENSOR_CFG_BOUNDS = 0x1e, |
| SCPI_CMD_SENSOR_ASYNC_VALUE = 0x1f, |
| SCPI_CMD_SET_USR_DATA = 0x20, |
| SCPI_CMD_OSCRING_VALUE = 0x43, |
| SCPI_CMD_CHIPVER_VALUE = 0x44, |
| SCPI_CMD_WAKEUP_REASON_GET = 0x30, |
| SCPI_CMD_WAKEUP_REASON_CLR = 0X31, |
| SCPI_CMD_GET_ETHERNET_CALC = 0x32, |
| SCPI_CMD_GET_CPUINFO = 0x33, |
| |
| SCPI_CMD_GET_CEC1 = 0xB4, |
| SCPI_CMD_GET_CEC2 = 0xB5, |
| SCPI_CMD_COUNT |
| }; |
| |
| enum scpi_get_pfm_type { |
| SCPI_CPUINFO_CLUSTER0, |
| SCPI_CPUINFO_CLUSTER1, |
| SCPI_CPUINFO_VERSION, |
| SCPI_CPUINFO_SLT, |
| SCPI_CPUINFO_NUMS |
| }; |
| |
| struct scpi_opp_entry { |
| u32 freq_hz; |
| u32 volt_mv; |
| } __packed; |
| |
| struct scpi_dvfs_info { |
| unsigned int count; |
| unsigned int latency; /* in usecs */ |
| struct scpi_opp_entry *opp; |
| } __packed; |
| |
| unsigned long scpi_clk_get_val(u16 clk_id); |
| int scpi_clk_set_val(u16 clk_id, unsigned long rate); |
| int scpi_dvfs_get_idx(u8 domain); |
| int scpi_dvfs_set_idx(u8 domain, u8 idx); |
| struct scpi_dvfs_info *scpi_dvfs_get_opps(u8 domain); |
| int scpi_get_sensor(char *name); |
| int scpi_get_sensor_value(u16 sensor, u32 *val); |
| int scpi_send_usr_data(u32 client_id, u32 *val, u32 size); |
| int scpi_get_vrtc(u32 *p_vrtc); |
| int scpi_set_vrtc(u32 vrtc_val); |
| int scpi_get_ring_value(unsigned char *val); |
| int scpi_get_wakeup_reason(u32 *wakeup_reason); |
| int scpi_clr_wakeup_reason(void); |
| int scpi_get_cec_val(enum scpi_std_cmd index, u32 *p_cec); |
| int scpi_get_chipver_value(unsigned char *val); |
| u8 scpi_get_ethernet_calc(void); |
| int scpi_get_cpuinfo(enum scpi_get_pfm_type type, u32 *freq, u32 *vol); |
| #endif /*_SCPI_PROTOCOL_H_*/ |