OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

power: supply: axp288_charger: Support 3500 and 4000 mA input current limit 

The AXP288 supports an input-current-limit of up to 4000 mA, this
commit adds support for the 3500 and 4000 mA settings which were
missing until now.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
This commit is contained in:
Hans de Goede 2018-04-18 14:07:56 +02:00 committed by Sebastian Reichel
parent 2490640b27
commit 5b76ad50d2
1 changed files with 11 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/power/supply/axp288_charger.c
View File

@ -88,6 +88,8 @@
#define CHRG_VBUS_ILIM_2000MA 0x4 /* 2000mA */
#define CHRG_VBUS_ILIM_2500MA 0x5 /* 2500mA */
#define CHRG_VBUS_ILIM_3000MA 0x6 /* 3000mA */
#define CHRG_VBUS_ILIM_3500MA 0x7 /* 3500mA */
#define CHRG_VBUS_ILIM_4000MA 0x8 /* 4000mA */
#define CHRG_VLTFC_0C 0xA5 /* 0 DegC */
#define CHRG_VHTFC_45C 0x1F /* 45 DegC */
@ -223,9 +225,11 @@ static int axp288_charger_get_vbus_inlmt(struct axp288_chrg_info *info)
return 2500000;
case CHRG_VBUS_ILIM_3000MA:
return 3000000;
case CHRG_VBUS_ILIM_3500MA:
return 3500000;
default:
dev_warn(&info->pdev->dev, "Unknown ilim reg val: %d\n", val);
return 0;
/* All b1xxx values map to 4000 mA */
return 4000000;
}
}
@ -235,7 +239,11 @@ static inline int axp288_charger_set_vbus_inlmt(struct axp288_chrg_info *info,
int ret;
u8 reg_val;
if (inlmt >= 3000000)
if (inlmt >= 4000000)
reg_val = CHRG_VBUS_ILIM_4000MA << CHRG_VBUS_ILIM_BIT_POS;
else if (inlmt >= 3500000)
reg_val = CHRG_VBUS_ILIM_3500MA << CHRG_VBUS_ILIM_BIT_POS;
else if (inlmt >= 3000000)
reg_val = CHRG_VBUS_ILIM_3000MA << CHRG_VBUS_ILIM_BIT_POS;
else if (inlmt >= 2500000)
reg_val = CHRG_VBUS_ILIM_2500MA << CHRG_VBUS_ILIM_BIT_POS;