5  * Sophgo power control mcu for SG2042
17 /* fixed MCU registers */
41 		struct sg2042_mcu_data *mcu = seqf->private;		\
43 		ret = i2c_smbus_read_byte_data(mcu->client, (_reg));	\
60 	struct sg2042_mcu_data *mcu = dev_get_drvdata(dev);  in reset_count_show()  local
63 	ret = i2c_smbus_read_byte_data(mcu->client, REG_RST_COUNT);  in reset_count_show()
74 	struct sg2042_mcu_data *mcu = dev_get_drvdata(dev);  in uptime_show()  local
78 	ret = i2c_smbus_read_i2c_block_data(mcu->client, REG_UPTIME,  in uptime_show()
91 	struct sg2042_mcu_data *mcu = dev_get_drvdata(dev);  in reset_reason_show()  local
94 	ret = i2c_smbus_read_byte_data(mcu->client, REG_RESET_REASON);  in reset_reason_show()
105 	struct sg2042_mcu_data *mcu = dev_get_drvdata(dev);  in repower_policy_show()  local
109 	ret = i2c_smbus_read_byte_data(mcu->client, REG_REPOWER_POLICY);  in repower_policy_show()
127 	struct sg2042_mcu_data *mcu = dev_get_drvdata(dev);  in repower_policy_store()  local
138 	ret = i2c_smbus_write_byte_data(mcu->client,  in repower_policy_store()
185 	struct sg2042_mcu_data *mcu = dev_get_drvdata(dev);  in sg2042_mcu_read()  local
203 	tmp = i2c_smbus_read_byte_data(mcu->client, reg);  in sg2042_mcu_read()
215 	struct sg2042_mcu_data *mcu = dev_get_drvdata(dev);  in sg2042_mcu_write()  local
222 	guard(mutex)(&mcu->mutex);  in sg2042_mcu_write()
226 		hyst_temp = i2c_smbus_read_byte_data(mcu->client,  in sg2042_mcu_write()
235 		crit_temp = i2c_smbus_read_byte_data(mcu->client,  in sg2042_mcu_write()
248 	 * ensure hyst_temp is smaller to avoid MCU from  in sg2042_mcu_write()
254 	return i2c_smbus_write_byte_data(mcu->client, reg, temp);  in sg2042_mcu_write()
292 static void sg2042_mcu_debugfs_init(struct sg2042_mcu_data *mcu)  in sg2042_mcu_debugfs_init()  argument
294 	debugfs_create_file("firmware_version", 0444, mcu->client->debugfs,  in sg2042_mcu_debugfs_init()
295 			    mcu, &firmware_version_fops);  in sg2042_mcu_debugfs_init()
296 	debugfs_create_file("pcb_version", 0444, mcu->client->debugfs, mcu,  in sg2042_mcu_debugfs_init()
298 	debugfs_create_file("mcu_type", 0444, mcu->client->debugfs, mcu,  in sg2042_mcu_debugfs_init()
300 	debugfs_create_file("board_type", 0444, mcu->client->debugfs, mcu,  in sg2042_mcu_debugfs_init()
307 	struct sg2042_mcu_data *mcu;  in sg2042_mcu_i2c_probe()  local
314 	mcu = devm_kmalloc(dev, sizeof(*mcu), GFP_KERNEL);  in sg2042_mcu_i2c_probe()
315 	if (!mcu)  in sg2042_mcu_i2c_probe()
318 	mutex_init(&mcu->mutex);  in sg2042_mcu_i2c_probe()
319 	mcu->client = client;  in sg2042_mcu_i2c_probe()
321 	i2c_set_clientdata(client, mcu);  in sg2042_mcu_i2c_probe()
324 							 mcu,  in sg2042_mcu_i2c_probe()
330 	sg2042_mcu_debugfs_init(mcu);  in sg2042_mcu_i2c_probe()
336 	{ "sg2042-hwmon-mcu" },
342 	{ .compatible = "sophgo,sg2042-hwmon-mcu" },
349 		.name = "sg2042-mcu",
359 MODULE_DESCRIPTION("MCU I2C driver for SG2042 soc platform");