3  * SPDX-License-Identifier: Apache-2.0
212 int tcpci_read_reg8(const struct i2c_dt_spec *i2c, uint8_t reg, uint8_t *value)  in tcpci_read_reg8()  argument
217 		ret = i2c_write_read(i2c->bus, i2c->addr, &reg, sizeof(reg), value, sizeof(*value));  in tcpci_read_reg8()
225 		LOG_ERR(LOG_COMM_ERR_STR, i2c->bus->name, i2c->addr, "r8", reg, *value);  in tcpci_read_reg8()
231 int tcpci_write_reg8(const struct i2c_dt_spec *i2c, uint8_t reg, uint8_t value)  in tcpci_write_reg8()  argument
233 	uint8_t buf[2] = {reg, value};  in tcpci_write_reg8()
237 		ret = i2c_write(i2c->bus, buf, 2, i2c->addr);  in tcpci_write_reg8()
245 		LOG_ERR(LOG_COMM_ERR_STR, i2c->bus->name, i2c->addr, "w8", reg, value);  in tcpci_write_reg8()
251 int tcpci_update_reg8(const struct i2c_dt_spec *i2c, uint8_t reg, uint8_t mask, uint8_t value)  in tcpci_update_reg8()  argument
256 	ret = tcpci_read_reg8(i2c, reg, &old_value);  in tcpci_update_reg8()
261 	old_value &= ~mask;  in tcpci_update_reg8()
262 	old_value |= (value & mask);  in tcpci_update_reg8()
264 	ret = tcpci_write_reg8(i2c, reg, old_value);  in tcpci_update_reg8()
269 int tcpci_read_reg16(const struct i2c_dt_spec *i2c, uint8_t reg, uint16_t *value)  in tcpci_read_reg16()  argument
274 		ret = i2c_write_read(i2c->bus, i2c->addr, &reg, sizeof(reg), value, sizeof(*value));  in tcpci_read_reg16()
283 		LOG_ERR(LOG_COMM_ERR_STR, i2c->bus->name, i2c->addr, "r16", reg, *value);  in tcpci_read_reg16()
289 int tcpci_write_reg16(const struct i2c_dt_spec *i2c, uint8_t reg, uint16_t value)  in tcpci_write_reg16()  argument
293 	uint8_t buf[3] = {reg, value_ptr[0], value_ptr[1]};  in tcpci_write_reg16()
297 		ret = i2c_write(i2c->bus, buf, 3, i2c->addr);  in tcpci_write_reg16()
304 		LOG_ERR(LOG_COMM_ERR_STR, i2c->bus->name, i2c->addr, "w16", reg, value);  in tcpci_write_reg16()
310 enum tcpc_alert tcpci_alert_reg_to_enum(uint16_t reg)  in tcpci_alert_reg_to_enum()  argument
313 	 * Hard reset enum has priority since it causes other bits to be ignored. Other values  in tcpci_alert_reg_to_enum()
316 	if (reg & TCPC_REG_ALERT_RX_HARD_RST) {  in tcpci_alert_reg_to_enum()
319 	} else if (reg & TCPC_REG_ALERT_CC_STATUS) {  in tcpci_alert_reg_to_enum()
322 	} else if (reg & TCPC_REG_ALERT_POWER_STATUS) {  in tcpci_alert_reg_to_enum()
325 	} else if (reg & TCPC_REG_ALERT_RX_STATUS) {  in tcpci_alert_reg_to_enum()
328 	} else if (reg & TCPC_REG_ALERT_TX_FAILED) {  in tcpci_alert_reg_to_enum()
331 	} else if (reg & TCPC_REG_ALERT_TX_DISCARDED) {  in tcpci_alert_reg_to_enum()
337 	} else if (reg & TCPC_REG_ALERT_TX_SUCCESS) {  in tcpci_alert_reg_to_enum()
340 	} else if (reg & TCPC_REG_ALERT_V_ALARM_HI) {  in tcpci_alert_reg_to_enum()
341 		/** A high-voltage alarm has occurred */  in tcpci_alert_reg_to_enum()
343 	} else if (reg & TCPC_REG_ALERT_V_ALARM_LO) {  in tcpci_alert_reg_to_enum()
344 		/** A low-voltage alarm has occurred */  in tcpci_alert_reg_to_enum()
346 	} else if (reg & TCPC_REG_ALERT_FAULT) {  in tcpci_alert_reg_to_enum()
347 		/** A fault has occurred. Read the FAULT_STATUS register */  in tcpci_alert_reg_to_enum()
349 	} else if (reg & TCPC_REG_ALERT_RX_BUF_OVF) {  in tcpci_alert_reg_to_enum()
350 		/** TCPC RX buffer has overflowed */  in tcpci_alert_reg_to_enum()
352 	} else if (reg & TCPC_REG_ALERT_VBUS_DISCNCT) {  in tcpci_alert_reg_to_enum()
353 		/** The TCPC in Attached.SNK state has detected a sink disconnect */  in tcpci_alert_reg_to_enum()
355 	} else if (reg & TCPC_REG_ALERT_RX_BEGINNING) {  in tcpci_alert_reg_to_enum()
358 	} else if (reg & TCPC_REG_ALERT_EXT_STATUS) {  in tcpci_alert_reg_to_enum()
361 	} else if (reg & TCPC_REG_ALERT_ALERT_EXT) {  in tcpci_alert_reg_to_enum()
363 		 * An extended interrupt event has occurred. Read the alert_extended  in tcpci_alert_reg_to_enum()
367 	} else if (reg & TCPC_REG_ALERT_VENDOR_DEF) {  in tcpci_alert_reg_to_enum()
368 		/** A vendor defined alert has been detected */  in tcpci_alert_reg_to_enum()
373 	return -1;  in tcpci_alert_reg_to_enum()
385 		return -EINVAL;  in tcpci_tcpm_get_cc()