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authorMark Brown <broonie@kernel.org>2016-12-12 13:17:19 +0100
committerMark Brown <broonie@kernel.org>2016-12-12 13:17:19 +0100
commitc1b0789271b13dd7561f78370122c3183cd74ab0 (patch)
treef4eda3db7bd1b059de81cd4bec7fbb871661dbe2 /drivers/regulator
parentLinux 4.9 (diff)
parentregulator: axp20x: Fix axp809 ldo_io registration error on cold boot (diff)
downloadlinux-c1b0789271b13dd7561f78370122c3183cd74ab0.tar.xz
linux-c1b0789271b13dd7561f78370122c3183cd74ab0.zip
Merge remote-tracking branch 'regulator/fix/axp20x' into regulator-linus
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/axp20x-regulator.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/regulator/axp20x-regulator.c b/drivers/regulator/axp20x-regulator.c
index 54382ef902c6..e6a512ebeae2 100644
--- a/drivers/regulator/axp20x-regulator.c
+++ b/drivers/regulator/axp20x-regulator.c
@@ -337,10 +337,18 @@ static const struct regulator_desc axp809_regulators[] = {
AXP22X_ELDO2_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(1)),
AXP_DESC(AXP809, ELDO3, "eldo3", "eldoin", 700, 3300, 100,
AXP22X_ELDO3_V_OUT, 0x1f, AXP22X_PWR_OUT_CTRL2, BIT(2)),
- AXP_DESC_IO(AXP809, LDO_IO0, "ldo_io0", "ips", 700, 3300, 100,
+ /*
+ * Note the datasheet only guarantees reliable operation up to
+ * 3.3V, this needs to be enforced via dts provided constraints
+ */
+ AXP_DESC_IO(AXP809, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100,
AXP22X_LDO_IO0_V_OUT, 0x1f, AXP20X_GPIO0_CTRL, 0x07,
AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
- AXP_DESC_IO(AXP809, LDO_IO1, "ldo_io1", "ips", 700, 3300, 100,
+ /*
+ * Note the datasheet only guarantees reliable operation up to
+ * 3.3V, this needs to be enforced via dts provided constraints
+ */
+ AXP_DESC_IO(AXP809, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100,
AXP22X_LDO_IO1_V_OUT, 0x1f, AXP20X_GPIO1_CTRL, 0x07,
AXP22X_IO_ENABLED, AXP22X_IO_DISABLED),
AXP_DESC_FIXED(AXP809, RTC_LDO, "rtc_ldo", "ips", 1800),