Add BQ25601 driver

linux_kernel_modules/bq25601/Kconfig

+menuconfig POWER_SUPPLY
+	bool "Power supply class support"
+	help
+	  Say Y here to enable power supply class support. This allows
+	  power supply (batteries, AC, USB) monitoring by userspace
+	  via sysfs and uevent (if available) and/or APM kernel interface
+	  (if selected below).
+
+if POWER_SUPPLY
+
+
+config CHARGER_BQ25601
+	tristate "TI BQ25601 battery charger driver"
+	depends on I2C && GPIOLIB
+	help
+	  Say Y to enable support for the TI BQ25601 battery charger.
+
+
+endif # POWER_SUPPLY
+

linux_kernel_modules/bq25601/README

+Driver files were copied from https://github.com/tibms/kernel-3.18/tree/pmic  in revision 8094dd062881463a0866fe93cc890c8b946e1d21

linux_kernel_modules/bq25601/bq25601.mdef

+sources:
+{
+    bq2560x_charger.c
+}

linux_kernel_modules/bq25601/bq2560x.h

+/*
+ * BQ2560x battery charging driver
+ *
+ * Copyright (C) 2013 Texas Instruments
+ *
+ * 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.
+ */
+
+#ifndef _LINUX_BQ2560X_I2C_H
+#define _LINUX_BQ2560X_I2C_H
+
+#include <linux/power_supply.h>
+
+
+struct bq2560x_charge_param {
+	int vlim;
+	int ilim;
+	int ichg;
+	int vreg;
+};
+
+enum stat_ctrl {
+	STAT_CTRL_STAT,
+	STAT_CTRL_ICHG,
+	STAT_CTRL_INDPM,
+	STAT_CTRL_DISABLE,
+};
+
+enum vboost {
+	BOOSTV_4850 = 4850,
+	BOOSTV_5000 = 5000,
+	BOOSTV_5150 = 5150,
+	BOOSTV_5300	= 5300,
+};
+
+enum iboost {
+	BOOSTI_500 = 500,
+	BOOSTI_1200 = 1200,
+};
+
+enum vac_ovp {
+	VAC_OVP_5500 = 5500,
+	VAC_OVP_6200 = 6200,
+	VAC_OVP_10500 = 10500,
+	VAC_OVP_14300 = 14300,
+};
+
+
+struct bq2560x_platform_data {
+	struct bq2560x_charge_param usb;
+	struct bq2560x_charge_param ta;
+	int iprechg;
+	int iterm;
+	
+	enum stat_ctrl statctrl;
+	enum vboost boostv;	// options are 4850,
+	enum iboost boosti; // options are 500mA, 1200mA
+	enum vac_ovp vac_ovp;
+	
+};
+
+#endif
\ No newline at end of file

linux_kernel_modules/bq25601/bq2560x_reg.h

+
+#ifndef __BQ2560X_HEADER__
+#define __BQ2560X_HEADER__
+
+/* Register 00h */
+#define BQ2560X_REG_00      		0x00
+#define REG00_ENHIZ_MASK		    0x80
+#define REG00_ENHIZ_SHIFT		    7
+#define	REG00_HIZ_ENABLE			1
+#define	REG00_HIZ_DISABLE			0
+
+#define	REG00_STAT_CTRL_MASK		0x60
+#define REG00_STAT_CTRL_SHIFT		5
+#define	REG00_STAT_CTRL_STAT		0
+#define	REG00_STAT_CTRL_ICHG		1
+#define	REG00_STAT_CTRL_IINDPM		2
+#define	REG00_STAT_CTRL_DISABLE		3
+
+#define REG00_IINLIM_MASK		    0x1F
+#define REG00_IINLIM_SHIFT			0
+#define	REG00_IINLIM_LSB			100
+#define	REG00_IINLIM_BASE			100
+
+/* Register 01h */
+#define BQ2560X_REG_01		    	0x01
+#define REG01_PFM_DIS_MASK	      	0x80
+#define	REG01_PFM_DIS_SHIFT			7
+#define	REG01_PFM_ENABLE			0
+#define	REG01_PFM_DISABLE			1
+
+#define REG01_WDT_RESET_MASK		0x40
+#define REG01_WDT_RESET_SHIFT		6
+#define REG01_WDT_RESET				1
+
+#define	REG01_OTG_CONFIG_MASK		0x20
+#define	REG01_OTG_CONFIG_SHIFT		5
+#define	REG01_OTG_ENABLE			1
+#define	REG01_OTG_DISABLE			0
+
+#define REG01_CHG_CONFIG_MASK     	0x10
+#define REG01_CHG_CONFIG_SHIFT    	4
+#define REG01_CHG_DISABLE        	0
+#define REG01_CHG_ENABLE         	1
+
+#define REG01_SYS_MINV_MASK       	0x0E
+#define REG01_SYS_MINV_SHIFT      	1
+
+#define	REG01_MIN_VBAT_SEL_MASK		0x01
+#define	REG01_MIN_VBAT_SEL_SHIFT	0
+#define	REG01_MIN_VBAT_2P8V			0
+#define	REG01_MIN_VBAT_2P5V			1
+
+
+/* Register 0x02*/
+#define BQ2560X_REG_02              0x02
+#define	REG02_BOOST_LIM_MASK		0x80
+#define	REG02_BOOST_LIM_SHIFT		7
+#define	REG02_BOOST_LIM_0P5A		0
+#define	REG02_BOOST_LIM_1P2A		1
+
+#define	REG02_Q1_FULLON_MASK		0x40
+#define	REG02_Q1_FULLON_SHIFT		6
+#define	REG02_Q1_FULLON_ENABLE		1
+#define	REG02_Q1_FULLON_DISABLE		0
+
+#define REG02_ICHG_MASK           	0x3F
+#define REG02_ICHG_SHIFT          	0
+#define REG02_ICHG_BASE           	0
+#define REG02_ICHG_LSB            	60
+
+/* Register 0x03*/
+#define BQ2560X_REG_03              	0x03
+#define REG03_IPRECHG_MASK        	0xF0
+#define REG03_IPRECHG_SHIFT       	4
+#define REG03_IPRECHG_BASE        	60
+#define REG03_IPRECHG_LSB         	60
+
+#define REG03_ITERM_MASK          	0x0F
+#define REG03_ITERM_SHIFT         	0
+#define REG03_ITERM_BASE          	60
+#define REG03_ITERM_LSB           	60
+
+
+/* Register 0x04*/
+#define BQ2560X_REG_04              0x04
+#define REG04_VREG_MASK           	0xF8
+#define REG04_VREG_SHIFT          	3
+#define REG04_VREG_BASE           	3856
+#define REG04_VREG_LSB            	32
+
+#define	REG04_TOPOFF_TIMER_MASK		0x06
+#define	REG04_TOPOFF_TIMER_SHIFT	1
+#define	REG04_TOPOFF_TIMER_DISABLE	0
+#define	REG04_TOPOFF_TIMER_15M		1
+#define	REG04_TOPOFF_TIMER_30M		2
+#define	REG04_TOPOFF_TIMER_45M		3
+
+
+#define REG04_VRECHG_MASK         	0x01
+#define REG04_VRECHG_SHIFT        	0
+#define REG04_VRECHG_100MV        	0
+#define REG04_VRECHG_200MV        	1
+
+/* Register 0x05*/
+#define BQ2560X_REG_05             	0x05
+#define REG05_EN_TERM_MASK        	0x80
+#define REG05_EN_TERM_SHIFT       	7
+#define REG05_TERM_ENABLE         	1
+#define REG05_TERM_DISABLE        	0
+
+#define REG05_WDT_MASK            	0x30
+#define REG05_WDT_SHIFT           	4
+#define REG05_WDT_DISABLE         	0
+#define REG05_WDT_40S             	1
+#define REG05_WDT_80S             	2
+#define REG05_WDT_160S            	3
+#define REG05_WDT_BASE            	0
+#define REG05_WDT_LSB             	40
+
+#define REG05_EN_TIMER_MASK       	0x08
+#define REG05_EN_TIMER_SHIFT      	3
+#define REG05_CHG_TIMER_ENABLE    	1
+#define REG05_CHG_TIMER_DISABLE   	0
+
+#define REG05_CHG_TIMER_MASK      	0x04
+#define REG05_CHG_TIMER_SHIFT     	2
+#define REG05_CHG_TIMER_5HOURS    	0
+#define REG05_CHG_TIMER_10HOURS   	1
+
+#define	REG05_TREG_MASK				0x02
+#define	REG05_TREG_SHIFT			1
+#define	REG05_TREG_90C				0
+#define	REG05_TREG_110C				1
+
+#define REG05_JEITA_ISET_MASK     	0x01
+#define REG05_JEITA_ISET_SHIFT    	0
+#define REG05_JEITA_ISET_50PCT    	0
+#define REG05_JEITA_ISET_20PCT    	1
+
+
+/* Register 0x06*/
+#define BQ2560X_REG_06              0x06
+#define	REG06_OVP_MASK				0xC0
+#define	REG06_OVP_SHIFT				0x6
+#define	REG06_OVP_5P5V				0
+#define	REG06_OVP_6P2V				1
+#define	REG06_OVP_10P5V				2
+#define	REG06_OVP_14P3V				3
+
+#define	REG06_BOOSTV_MASK			0x30
+#define	REG06_BOOSTV_SHIFT			4
+#define	REG06_BOOSTV_4P85V			0
+#define	REG06_BOOSTV_5V				1
+#define	REG06_BOOSTV_5P15V			2
+#define	REG06_BOOSTV_5P3V			3
+
+#define	REG06_VINDPM_MASK			0x0F
+#define	REG06_VINDPM_SHIFT			0
+#define	REG06_VINDPM_BASE			3900
+#define	REG06_VINDPM_LSB			100
+
+/* Register 0x07*/
+#define BQ2560X_REG_07              0x07
+#define REG07_FORCE_DPDM_MASK     	0x80
+#define REG07_FORCE_DPDM_SHIFT    	7
+#define REG07_FORCE_DPDM          	1
+
+#define REG07_TMR2X_EN_MASK       	0x40
+#define REG07_TMR2X_EN_SHIFT      	6
+#define REG07_TMR2X_ENABLE        	1
+#define REG07_TMR2X_DISABLE       	0
+
+#define REG07_BATFET_DIS_MASK     	0x20
+#define REG07_BATFET_DIS_SHIFT    	5
+#define REG07_BATFET_OFF          	1
+#define REG07_BATFET_ON          	0
+
+#define REG07_JEITA_VSET_MASK     	0x10
+#define REG07_JEITA_VSET_SHIFT    	4
+#define REG07_JEITA_VSET_4100     	0
+#define REG07_JEITA_VSET_VREG     	1
+
+#define	REG07_BATFET_DLY_MASK		0x08
+#define	REG07_BATFET_DLY_SHIFT		3
+#define	REG07_BATFET_DLY_0S			0
+#define	REG07_BATFET_DLY_10S		1
+
+#define	REG07_BATFET_RST_EN_MASK	0x04
+#define	REG07_BATFET_RST_EN_SHIFT	2
+#define	REG07_BATFET_RST_DISABLE	0
+#define	REG07_BATFET_RST_ENABLE		1
+
+#define	REG07_VDPM_BAT_TRACK_MASK	0x03
+#define	REG07_VDPM_BAT_TRACK_SHIFT 	0
+#define	REG07_VDPM_BAT_TRACK_DISABLE	0
+#define	REG07_VDPM_BAT_TRACK_200MV	1
+#define	REG07_VDPM_BAT_TRACK_250MV	2
+#define	REG07_VDPM_BAT_TRACK_300MV	3
+
+/* Register 0x08*/
+#define BQ2560X_REG_08              0x08
+#define REG08_VBUS_STAT_MASK      0xE0           
+#define REG08_VBUS_STAT_SHIFT     5
+#define REG08_VBUS_TYPE_NONE	  0
+#define REG08_VBUS_TYPE_USB       1
+#define REG08_VBUS_TYPE_ADAPTER   3
+#define REG08_VBUS_TYPE_OTG       7
+
+#define REG08_CHRG_STAT_MASK      0x18
+#define REG08_CHRG_STAT_SHIFT     3
+#define REG08_CHRG_STAT_IDLE      0
+#define REG08_CHRG_STAT_PRECHG    1
+#define REG08_CHRG_STAT_FASTCHG   2
+#define REG08_CHRG_STAT_CHGDONE   3
+
+#define REG08_PG_STAT_MASK        0x04
+#define REG08_PG_STAT_SHIFT       2
+#define REG08_POWER_GOOD          1
+
+#define REG08_THERM_STAT_MASK     0x02
+#define REG08_THERM_STAT_SHIFT    1
+
+#define REG08_VSYS_STAT_MASK      0x01
+#define REG08_VSYS_STAT_SHIFT     0
+#define REG08_IN_VSYS_STAT        1
+
+
+/* Register 0x09*/
+#define BQ2560X_REG_09              0x09
+#define REG09_FAULT_WDT_MASK      0x80
+#define REG09_FAULT_WDT_SHIFT     7
+#define REG09_FAULT_WDT           1
+
+#define REG09_FAULT_BOOST_MASK    0x40
+#define REG09_FAULT_BOOST_SHIFT   6
+
+#define REG09_FAULT_CHRG_MASK     0x30
+#define REG09_FAULT_CHRG_SHIFT    4
+#define REG09_FAULT_CHRG_NORMAL   0
+#define REG09_FAULT_CHRG_INPUT    1
+#define REG09_FAULT_CHRG_THERMAL  2
+#define REG09_FAULT_CHRG_TIMER    3
+
+#define REG09_FAULT_BAT_MASK      0x08
+#define REG09_FAULT_BAT_SHIFT     3
+#define	REG09_FAULT_BAT_OVP		1
+
+#define REG09_FAULT_NTC_MASK      0x07
+#define REG09_FAULT_NTC_SHIFT     0
+#define	REG09_FAULT_NTC_NORMAL		0
+#define REG09_FAULT_NTC_WARM      2
+#define REG09_FAULT_NTC_COOL      3
+#define REG09_FAULT_NTC_COLD      5
+#define REG09_FAULT_NTC_HOT       6
+
+
+/* Register 0x0A */
+#define BQ2560X_REG_0A              0x0A
+#define	REG0A_VBUS_GD_MASK			0x80
+#define	REG0A_VBUS_GD_SHIFT			7
+#define	REG0A_VBUS_GD				1
+
+#define	REG0A_VINDPM_STAT_MASK		0x40
+#define	REG0A_VINDPM_STAT_SHIFT		6
+#define	REG0A_VINDPM_ACTIVE			1
+
+#define	REG0A_IINDPM_STAT_MASK		0x20
+#define	REG0A_IINDPM_STAT_SHIFT		5
+#define	REG0A_IINDPM_ACTIVE			1
+
+#define	REG0A_TOPOFF_ACTIVE_MASK	0x08
+#define	REG0A_TOPOFF_ACTIVE_SHIFT	3
+#define	REG0A_TOPOFF_ACTIVE			1
+
+#define	REG0A_ACOV_STAT_MASK		0x04
+#define	REG0A_ACOV_STAT_SHIFT		2
+#define	REG0A_ACOV_ACTIVE			1
+
+#define	REG0A_VINDPM_INT_MASK		0x02
+#define	REG0A_VINDPM_INT_SHIFT		1
+#define	REG0A_VINDPM_INT_ENABLE		0
+#define	REG0A_VINDPM_INT_DISABLE	1
+
+#define	REG0A_IINDPM_INT_MASK		0x01
+#define	REG0A_IINDPM_INT_SHIFT		0
+#define	REG0A_IINDPM_INT_ENABLE		0
+#define	REG0A_IINDPM_INT_DISABLE	1
+
+#define	REG0A_INT_MASK_MASK			0x03
+#define	REG0A_INT_MASK_SHIFT		0
+
+
+#define	BQ2560X_REG_0B				0x0B
+#define	REG0B_REG_RESET_MASK		0x80
+#define	REG0B_REG_RESET_SHIFT		7
+#define	REG0B_REG_RESET				1
+
+#define REG0B_PN_MASK             	0x78
+#define REG0B_PN_SHIFT            	3
+
+#define REG0B_DEV_REV_MASK        	0x03
+#define REG0B_DEV_REV_SHIFT       	0
+
+
+#endif
+
+