From 5b76ad50d20feb8867ebe9112c2287ef57f976db Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Wed, 18 Apr 2018 14:07:56 +0200 Subject: [PATCH] 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 Signed-off-by: Sebastian Reichel --- drivers/power/supply/axp288_charger.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/power/supply/axp288_charger.c b/drivers/power/supply/axp288_charger.c index 9bfbde1..6982927 100644 --- a/drivers/power/supply/axp288_charger.c +++ b/drivers/power/supply/axp288_charger.c @@ -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; -- 2.7.4