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| author | Mike Rapoport <mike@compulab.co.il> | 2009-02-02 06:57:53 (GMT) |
|---|---|---|
| committer | Eric Miao <eric.miao@marvell.com> | 2009-02-02 09:40:16 (GMT) |
| commit | 9f055c49c6a1afe6e8b75a2622ac29f3a4290b9d (patch) | |
| tree | dd378e0fe20d160719e9cde868ac1db612930ef0 /arch/arm/mach-pxa/em-x270.c | |
| parent | 432adf1898381bac5a9ef90262d8a91e16823b11 (diff) | |
| download | linux-9f055c49c6a1afe6e8b75a2622ac29f3a4290b9d.tar.xz | |
[ARM] pxa/em-x270: add battery charger
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
Diffstat (limited to 'arch/arm/mach-pxa/em-x270.c')
| -rw-r--r-- | arch/arm/mach-pxa/em-x270.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index 7d056cb..20ed10c 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -24,6 +24,8 @@ #include <linux/regulator/machine.h> #include <linux/spi/spi.h> #include <linux/spi/tdo24m.h> +#include <linux/power_supply.h> +#include <linux/apm-emulation.h> #include <media/soc_camera.h> @@ -824,6 +826,49 @@ struct led_info em_x270_led_info = { .default_trigger = "battery-charging-or-full", }; +struct power_supply_info em_x270_psy_info = { + .name = "LP555597P6H-FPS", + .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, + .voltage_max_design = 4200000, + .voltage_min_design = 3000000, + .use_for_apm = 1, +}; + +static void em_x270_battery_low(void) +{ + apm_queue_event(APM_LOW_BATTERY); +} + +static void em_x270_battery_critical(void) +{ + apm_queue_event(APM_CRITICAL_SUSPEND); +} + +struct da9030_battery_info em_x270_batterty_info = { + .battery_info = &em_x270_psy_info, + + .charge_milliamp = 1000, + .charge_millivolt = 4200, + + .vbat_low = 3600, + .vbat_crit = 3400, + .vbat_charge_start = 4100, + .vbat_charge_stop = 4200, + .vbat_charge_restart = 4000, + + .vcharge_min = 3200, + .vcharge_max = 5500, + + .tbat_low = 197, + .tbat_high = 78, + .tbat_restart = 100, + + .batmon_interval = 0, + + .battery_low = em_x270_battery_low, + .battery_critical = em_x270_battery_critical, +}; + #define DA9030_SUBDEV(_name, _id, _pdata) \ { \ .name = "da903x-" #_name, \ @@ -842,6 +887,7 @@ struct da903x_subdev_info em_x270_da9030_subdevs[] = { DA9030_SUBDEV(led, LED_PC, &em_x270_led_info), DA9030_SUBDEV(backlight, WLED, &em_x270_led_info), + DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info), }; static struct da903x_platform_data em_x270_da9030_info = { |