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authorHans de Goede <hdegoede@redhat.com>2017-12-22 15:35:09 +0300
committerLee Jones <lee.jones@linaro.org>2018-01-08 14:03:35 +0300
commit0c384fc8620f3cfd886ba969200b79a3563a92df (patch)
treec40ddd52d1150bf2f897e9013272a9c2221f07d3 /drivers/mfd
parent156d07050b34605dafc8a6bf493d69b2b998d239 (diff)
downloadlinux-0c384fc8620f3cfd886ba969200b79a3563a92df.tar.xz
mfd: axp20x: Mark axp288 CHRG_BAK_CTRL register volatile
The input current limit bits get updated by the charger detection logic, so we should not cache the contents of this register. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/axp20x.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
index d8c92fbbd170..e94c72c2faa2 100644
--- a/drivers/mfd/axp20x.c
+++ b/drivers/mfd/axp20x.c
@@ -129,6 +129,7 @@ static const struct regmap_range axp288_volatile_ranges[] = {
regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP288_POWER_REASON),
regmap_reg_range(AXP288_BC_GLOBAL, AXP288_BC_GLOBAL),
regmap_reg_range(AXP288_BC_DET_STAT, AXP288_BC_DET_STAT),
+ regmap_reg_range(AXP20X_CHRG_BAK_CTRL, AXP20X_CHRG_BAK_CTRL),
regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IPSOUT_V_HIGH_L),
regmap_reg_range(AXP20X_TIMER_CTRL, AXP20X_TIMER_CTRL),
regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE),