| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* | |
| * CZ.NIC's Turris Omnia MCU I2C interface commands definitions | |
| * | |
| * 2023 by Marek Behún <kabel@kernel.org> | |
| */ | |
| #ifndef __TURRIS_OMNIA_MCU_INTERFACE_H | |
| #define __TURRIS_OMNIA_MCU_INTERFACE_H | |
| #include <linux/bitops.h> | |
| enum omnia_commands_e { | |
| CMD_GET_STATUS_WORD = 0x01, /* slave sends status word back */ | |
| CMD_GENERAL_CONTROL = 0x02, | |
| CMD_LED_MODE = 0x03, /* default/user */ | |
| CMD_LED_STATE = 0x04, /* LED on/off */ | |
| CMD_LED_COLOR = 0x05, /* LED number + RED + GREEN + BLUE */ | |
| CMD_USER_VOLTAGE = 0x06, | |
| CMD_SET_BRIGHTNESS = 0x07, | |
| CMD_GET_BRIGHTNESS = 0x08, | |
| CMD_GET_RESET = 0x09, | |
| CMD_GET_FW_VERSION_APP = 0x0A, /* 20B git hash number */ | |
| CMD_SET_WATCHDOG_STATE = 0x0B, /* 0 - disable | |
| * 1 - enable / ping | |
| * after boot watchdog is started | |
| * with 2 minutes timeout | |
| */ | |
| /* CMD_WATCHDOG_STATUS = 0x0C, not implemented anymore */ | |
| CMD_GET_WATCHDOG_STATE = 0x0D, | |
| CMD_GET_FW_VERSION_BOOT = 0x0E, /* 20B git hash number */ | |
| CMD_GET_FW_CHECKSUM = 0x0F, /* 4B length, 4B checksum */ | |
| /* available if FEATURES_SUPPORTED bit set in status word */ | |
| CMD_GET_FEATURES = 0x10, | |
| /* available if EXT_CMD bit set in features */ | |
| CMD_GET_EXT_STATUS_DWORD = 0x11, | |
| CMD_EXT_CONTROL = 0x12, | |
| CMD_GET_EXT_CONTROL_STATUS = 0x13, | |
| /* available if NEW_INT_API bit set in features */ | |
| CMD_GET_INT_AND_CLEAR = 0x14, | |
| CMD_GET_INT_MASK = 0x15, | |
| CMD_SET_INT_MASK = 0x16, | |
| /* available if FLASHING bit set in features */ | |
| CMD_FLASH = 0x19, | |
| /* available if WDT_PING bit set in features */ | |
| CMD_SET_WDT_TIMEOUT = 0x20, | |
| CMD_GET_WDT_TIMELEFT = 0x21, | |
| /* available if POWEROFF_WAKEUP bit set in features */ | |
| CMD_SET_WAKEUP = 0x22, | |
| CMD_GET_UPTIME_AND_WAKEUP = 0x23, | |
| CMD_POWER_OFF = 0x24, | |
| /* available if USB_OVC_PROT_SETTING bit set in features */ | |
| CMD_SET_USB_OVC_PROT = 0x25, | |
| CMD_GET_USB_OVC_PROT = 0x26, | |
| /* available if TRNG bit set in features */ | |
| CMD_TRNG_COLLECT_ENTROPY = 0x28, | |
| /* available if CRYPTO bit set in features */ | |
| CMD_CRYPTO_GET_PUBLIC_KEY = 0x29, | |
| CMD_CRYPTO_SIGN_MESSAGE = 0x2A, | |
| CMD_CRYPTO_COLLECT_SIGNATURE = 0x2B, | |
| /* available if BOARD_INFO it set in features */ | |
| CMD_BOARD_INFO_GET = 0x2C, | |
| CMD_BOARD_INFO_BURN = 0x2D, | |
| /* available only at address 0x2b (led-controller) */ | |
| /* available only if LED_GAMMA_CORRECTION bit set in features */ | |
| CMD_SET_GAMMA_CORRECTION = 0x30, | |
| CMD_GET_GAMMA_CORRECTION = 0x31, | |
| /* available only at address 0x2b (led-controller) */ | |
| /* available only if PER_LED_CORRECTION bit set in features */ | |
| /* available only if FROM_BIT_16_INVALID bit NOT set in features */ | |
| CMD_SET_LED_CORRECTIONS = 0x32, | |
| CMD_GET_LED_CORRECTIONS = 0x33, | |
| }; | |
| enum omnia_flashing_commands_e { | |
| FLASH_CMD_UNLOCK = 0x01, | |
| FLASH_CMD_SIZE_AND_CSUM = 0x02, | |
| FLASH_CMD_PROGRAM = 0x03, | |
| FLASH_CMD_RESET = 0x04, | |
| }; | |
| enum omnia_sts_word_e { | |
| STS_MCU_TYPE_MASK = GENMASK(1, 0), | |
| STS_MCU_TYPE_STM32 = 0 << 0, | |
| STS_MCU_TYPE_GD32 = 1 << 0, | |
| STS_MCU_TYPE_MKL = 2 << 0, | |
| STS_FEATURES_SUPPORTED = BIT(2), | |
| STS_USER_REGULATOR_NOT_SUPPORTED = BIT(3), | |
| STS_CARD_DET = BIT(4), | |
| STS_MSATA_IND = BIT(5), | |
| STS_USB30_OVC = BIT(6), | |
| STS_USB31_OVC = BIT(7), | |
| STS_USB30_PWRON = BIT(8), | |
| STS_USB31_PWRON = BIT(9), | |
| STS_ENABLE_4V5 = BIT(10), | |
| STS_BUTTON_MODE = BIT(11), | |
| STS_BUTTON_PRESSED = BIT(12), | |
| STS_BUTTON_COUNTER_MASK = GENMASK(15, 13) | |
| }; | |
| enum omnia_ctl_byte_e { | |
| CTL_LIGHT_RST = BIT(0), | |
| CTL_HARD_RST = BIT(1), | |
| /* BIT(2) is currently reserved */ | |
| CTL_USB30_PWRON = BIT(3), | |
| CTL_USB31_PWRON = BIT(4), | |
| CTL_ENABLE_4V5 = BIT(5), | |
| CTL_BUTTON_MODE = BIT(6), | |
| CTL_BOOTLOADER = BIT(7) | |
| }; | |
| enum omnia_features_e { | |
| FEAT_PERIPH_MCU = BIT(0), | |
| FEAT_EXT_CMDS = BIT(1), | |
| FEAT_WDT_PING = BIT(2), | |
| FEAT_LED_STATE_EXT_MASK = GENMASK(4, 3), | |
| FEAT_LED_STATE_EXT = 1 << 3, | |
| FEAT_LED_STATE_EXT_V32 = 2 << 3, | |
| FEAT_LED_GAMMA_CORRECTION = BIT(5), | |
| FEAT_NEW_INT_API = BIT(6), | |
| FEAT_BOOTLOADER = BIT(7), | |
| FEAT_FLASHING = BIT(8), | |
| FEAT_NEW_MESSAGE_API = BIT(9), | |
| FEAT_BRIGHTNESS_INT = BIT(10), | |
| FEAT_POWEROFF_WAKEUP = BIT(11), | |
| FEAT_CAN_OLD_MESSAGE_API = BIT(12), | |
| FEAT_TRNG = BIT(13), | |
| FEAT_CRYPTO = BIT(14), | |
| FEAT_BOARD_INFO = BIT(15), | |
| /* | |
| * Orginally the features command replied only 16 bits. If more were | |
| * read, either the I2C transaction failed or 0xff bytes were sent. | |
| * Therefore to consider bits 16 - 31 valid, one bit (20) was reserved | |
| * to be zero. | |
| */ | |
| /* Bits 16 - 19 correspond to bits 0 - 3 of status word */ | |
| FEAT_MCU_TYPE_MASK = GENMASK(17, 16), | |
| FEAT_MCU_TYPE_STM32 = 0 << 16, | |
| FEAT_MCU_TYPE_GD32 = 1 << 16, | |
| FEAT_MCU_TYPE_MKL = 2 << 16, | |
| FEAT_FEATURES_SUPPORTED = BIT(18), | |
| FEAT_USER_REGULATOR_NOT_SUPPORTED = BIT(19), | |
| /* must not be set */ | |
| FEAT_FROM_BIT_16_INVALID = BIT(20), | |
| FEAT_PER_LED_CORRECTION = BIT(21), | |
| FEAT_USB_OVC_PROT_SETTING = BIT(22), | |
| }; | |
| enum omnia_ext_sts_dword_e { | |
| EXT_STS_SFP_nDET = BIT(0), | |
| EXT_STS_LED_STATES_MASK = GENMASK(31, 12), | |
| EXT_STS_WLAN0_MSATA_LED = BIT(12), | |
| EXT_STS_WLAN1_LED = BIT(13), | |
| EXT_STS_WLAN2_LED = BIT(14), | |
| EXT_STS_WPAN0_LED = BIT(15), | |
| EXT_STS_WPAN1_LED = BIT(16), | |
| EXT_STS_WPAN2_LED = BIT(17), | |
| EXT_STS_WAN_LED0 = BIT(18), | |
| EXT_STS_WAN_LED1 = BIT(19), | |
| EXT_STS_LAN0_LED0 = BIT(20), | |
| EXT_STS_LAN0_LED1 = BIT(21), | |
| EXT_STS_LAN1_LED0 = BIT(22), | |
| EXT_STS_LAN1_LED1 = BIT(23), | |
| EXT_STS_LAN2_LED0 = BIT(24), | |
| EXT_STS_LAN2_LED1 = BIT(25), | |
| EXT_STS_LAN3_LED0 = BIT(26), | |
| EXT_STS_LAN3_LED1 = BIT(27), | |
| EXT_STS_LAN4_LED0 = BIT(28), | |
| EXT_STS_LAN4_LED1 = BIT(29), | |
| EXT_STS_LAN5_LED0 = BIT(30), | |
| EXT_STS_LAN5_LED1 = BIT(31), | |
| }; | |
| enum omnia_ext_ctl_e { | |
| EXT_CTL_nRES_MMC = BIT(0), | |
| EXT_CTL_nRES_LAN = BIT(1), | |
| EXT_CTL_nRES_PHY = BIT(2), | |
| EXT_CTL_nPERST0 = BIT(3), | |
| EXT_CTL_nPERST1 = BIT(4), | |
| EXT_CTL_nPERST2 = BIT(5), | |
| EXT_CTL_PHY_SFP = BIT(6), | |
| EXT_CTL_PHY_SFP_AUTO = BIT(7), | |
| EXT_CTL_nVHV_CTRL = BIT(8), | |
| }; | |
| enum omnia_int_e { | |
| INT_CARD_DET = BIT(0), | |
| INT_MSATA_IND = BIT(1), | |
| INT_USB30_OVC = BIT(2), | |
| INT_USB31_OVC = BIT(3), | |
| INT_BUTTON_PRESSED = BIT(4), | |
| INT_SFP_nDET = BIT(5), | |
| INT_BRIGHTNESS_CHANGED = BIT(6), | |
| INT_TRNG = BIT(7), | |
| INT_MESSAGE_SIGNED = BIT(8), | |
| INT_LED_STATES_MASK = GENMASK(31, 12), | |
| INT_WLAN0_MSATA_LED = BIT(12), | |
| INT_WLAN1_LED = BIT(13), | |
| INT_WLAN2_LED = BIT(14), | |
| INT_WPAN0_LED = BIT(15), | |
| INT_WPAN1_LED = BIT(16), | |
| INT_WPAN2_LED = BIT(17), | |
| INT_WAN_LED0 = BIT(18), | |
| INT_WAN_LED1 = BIT(19), | |
| INT_LAN0_LED0 = BIT(20), | |
| INT_LAN0_LED1 = BIT(21), | |
| INT_LAN1_LED0 = BIT(22), | |
| INT_LAN1_LED1 = BIT(23), | |
| INT_LAN2_LED0 = BIT(24), | |
| INT_LAN2_LED1 = BIT(25), | |
| INT_LAN3_LED0 = BIT(26), | |
| INT_LAN3_LED1 = BIT(27), | |
| INT_LAN4_LED0 = BIT(28), | |
| INT_LAN4_LED1 = BIT(29), | |
| INT_LAN5_LED0 = BIT(30), | |
| INT_LAN5_LED1 = BIT(31), | |
| }; | |
| enum omnia_cmd_poweroff_e { | |
| CMD_POWER_OFF_POWERON_BUTTON = BIT(0), | |
| CMD_POWER_OFF_MAGIC = 0xdead, | |
| }; | |
| enum cmd_usb_ovc_prot_e { | |
| CMD_xET_USB_OVC_PROT_PORT_MASK = GENMASK(3, 0), | |
| CMD_xET_USB_OVC_PROT_ENABLE = BIT(4), | |
| }; | |
| #endif /* __TURRIS_OMNIA_MCU_INTERFACE_H */ |