/*
?*?BQ27x00?battery?driver
?*
?*?Copyright?（C）?2008?Rodolfo?Giometti?
?*?Copyright?（C）?2008?Eurotech?S.p.A.?
?*?Copyright?（C）?2010-2011?Lars-Peter?Clausen?tafoo.de>
?*?Copyright?（C）?2011?Pali?Rohár?
?*
?*?based?on?a?previous?work?by?Copyright?（C）?2008?Texas?Instruments?Inc.
?*
?*?This?package?is?free?software;?you?can?redistribute?it?and/or?modify
?*?it?under?the?terms?of?the?GNU?General?Public?License?version?2?as
?*?published?by?the?Free?Software?Foundation.
?*
?*?THIS?PACKAGE?IS?PROVIDED?‘‘AS?IS‘‘?AND?WITHOUT?ANY?EXPRESS?OR
?*?IMPLIED?WARRANTIES?INCLUDING?WITHOUT?LIMITATION?THE?IMPLIED
?*?WARRANTIES?OF?MERCHANTIBILITY?AND?FITNESS?FOR?A?PARTICULAR?PURPOSE.
?*
?*/

/*
?*?Datasheets:
?*?http://focus.ti.com/docs/prod/folders/print/bq27000.html
?*?http://focus.ti.com/docs/prod/folders/print/BQ27541.html
?*?http://www.ti.com/product/bq27425-g1
?*?http://www.ti.com/product/BQ27742-G1
?*/

#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?

#include?

#define?DRIVER_VERSION			“1.2.0“

#define?BQ27x00_REG_TEMP		0x06
#define?BQ27x00_REG_VOLT		0x08
#define?BQ27x00_REG_AI			0x14
#define?BQ27x00_REG_FLAGS		0x0A
#define?BQ27x00_REG_TTE			0x16
#define?BQ27x00_REG_TTF			0x18
#define?BQ27x00_REG_TTECP		0x26
#define?BQ27x00_REG_NAC			0x0C?/*?Nominal?available?capacity?*/
#define?BQ27x00_REG_LMD			0x12?/*?Last?measured?discharge?*/
#define?BQ27x00_REG_CYCT		0x2A?/*?Cycle?count?total?*/
#define?BQ27x00_REG_AE			0x22?/*?Available?energy?*/
#define?BQ27x00_POWER_AVG		0x24

#define?BQ27000_REG_RSOC		0x0B?/*?Relative?State-of-Charge?*/
#define?BQ27000_REG_ILMD		0x76?/*?Initial?last?measured?discharge?*/
#define?BQ27000_FLAG_EDVF		BIT（0）?/*?Final?End-of-Discharge-Voltage?flag?*/
#define?BQ27000_FLAG_EDV1		BIT（1）?/*?First?End-of-Discharge-Voltage?flag?*/
#define?BQ27000_FLAG_CI			BIT（4）?/*?Capacity?Inaccurate?flag?*/
#define?BQ27000_FLAG_FC			BIT（5）
#define?BQ27000_FLAG_CHGS		BIT（7）?/*?Charge?state?flag?*/

#define?BQ27541_REG_SOC			0x2C
#define?BQ27541_REG_DCAP		0x3C?/*?Design?capacity?*/
#define?BQ27541_FLAG_DSC		BIT（0）
#define?BQ27541_FLAG_SOCF		BIT（1）?/*?State-of-Charge?threshold?final?*/
#define?BQ27541_FLAG_SOC1		BIT（2）?/*?State-of-Charge?threshold?1?*/
#define?BQ27541_FLAG_FC			BIT（9）
#define?BQ27541_FLAG_OTC		BIT（15）

#define?BQ27742_POWER_AVG		0x76

/*?bq27425?register?addresses?are?same?as?bq27x00?addresses?minus?4?*/
#define?BQ27425_REG_OFFSET		0x04
#define?BQ27425_REG_SOC			0x18?/*?Register?address?plus?offset?*/

#define?BQ27000_RS			20?/*?Resistor?sense?*/
#define?BQ27x00_POWER_CONSTANT		（256?*?29200?/?1000）

struct?bq27x00_device_info;
struct?bq27x00_access_methods?{
	int?（*read）（struct