From 6a0539427c26331555fb63ac77fed4685fb4c4b7 Mon Sep 17 00:00:00 2001 From: Gregory Hermant Date: Mon, 9 Jan 2012 16:05:16 +0100 Subject: Add support for the 9100 Li-ION battery and adjust the bkup battery charger parameters Signed-off-by: Gregory Hermant --- drivers/power/Kconfig | 6 ++++++ drivers/power/ab8500_charger.c | 18 +++++++++++++----- 2 files changed, 19 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig index 0626dfa9ff6..56dfe432b74 100644 --- a/drivers/power/Kconfig +++ b/drivers/power/Kconfig @@ -308,6 +308,12 @@ config AB8500_BATTERY_THERM_ON_BATCTRL Say Y to enable battery temperature measurements using thermistor connected on BATCTRL ADC. +config AB8500_9100_LI_ION_BATTERY + bool "Enable support of the 9100 Li-ion battery charging" + depends on AB8500_BM + help + Say Y to enable support of the 9100 Li-ion battery charging. + config AB5500_BM bool "AB5500 Battery Management Driver" depends on AB5500_CORE && AB5500_GPADC && MACH_U5500 diff --git a/drivers/power/ab8500_charger.c b/drivers/power/ab8500_charger.c index c355738a31a..13f2975445f 100644 --- a/drivers/power/ab8500_charger.c +++ b/drivers/power/ab8500_charger.c @@ -29,6 +29,7 @@ #include #include #include +#include /* Charger constants */ #define NO_PW_CONN 0 @@ -2354,11 +2355,18 @@ static int ab8500_charger_init_hw_registers(struct ab8500_charger *di) } /* Backup battery voltage and current */ - ret = abx500_set_register_interruptible(di->dev, - AB8500_RTC, - AB8500_RTC_BACKUP_CHG_REG, - di->bat->bkup_bat_v | - di->bat->bkup_bat_i); + if (machine_is_snowball()) + ret = abx500_set_register_interruptible(di->dev, + AB8500_RTC, + AB8500_RTC_BACKUP_CHG_REG, + BUP_VCH_SEL_3P1V | + BUP_ICH_SEL_150UA); + else + ret = abx500_set_register_interruptible(di->dev, + AB8500_RTC, + AB8500_RTC_BACKUP_CHG_REG, + di->bat->bkup_bat_v | + di->bat->bkup_bat_i); if (ret) { dev_err(di->dev, "failed to setup backup battery charging\n"); goto out; -- cgit v1.2.3