656  * num_channels = single_ended_input + differential_input + temperature + burnout
662  * num_channels = P^R(Number_of_single_ended_channels, 2) + 2 (temperature + burnout channels)
887 	enum mcp3564_burnout burnout;  in mcp3564_write_raw()  local
895 		for (burnout = 0; burnout < MCP3564_MAX_BURNOUT_IDX; burnout++)  in mcp3564_write_raw()
896 			if (val == mcp3564_burnout_avail[burnout][0] &&  in mcp3564_write_raw()
897 			    val2 == mcp3564_burnout_avail[burnout][1])  in mcp3564_write_raw()
900 		if (burnout == MCP3564_MAX_BURNOUT_IDX)  in mcp3564_write_raw()
903 		if (burnout == adc->burnout_mode)  in mcp3564_write_raw()
909 					   FIELD_PREP(MCP3564_CONFIG0_CS_SEL_MASK, burnout));  in mcp3564_write_raw()
912 			dev_err(&indio_dev->dev, "Failed to configure burnout current\n");  in mcp3564_write_raw()
914 			adc->burnout_mode = burnout;  in mcp3564_write_raw()
1013 	/* Reserve space for burnout and temperature channel */  in mcp3564_parse_fw_children()
1066 	/* Add burnout current channel */  in mcp3564_parse_fw_children()