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[v2,05/11] power: supply: axp20x_usb_power: add 100mA max current limit for AXP223

Message ID 20161209110419.28981-6-quentin.schulz@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Quentin Schulz Dec. 9, 2016, 11:04 a.m. UTC 
The X-Powers AXP223 shares most of its behaviour with the AXP221 PMIC
but allows the VBUS power supply max current to be set to 100mA (like
the AXP209 PMIC).

This basically adds a new compatible to the VBUS power supply driver and
adds a check on the compatible when setting current max limit.

Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>
---
 drivers/power/supply/axp20x_usb_power.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)
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Patch

diff --git a/drivers/power/supply/axp20x_usb_power.c b/drivers/power/supply/axp20x_usb_power.c
index 9e3f4ae..1bcb025 100644
--- a/drivers/power/supply/axp20x_usb_power.c
+++ b/drivers/power/supply/axp20x_usb_power.c
@@ -90,11 +90,10 @@  static int axp20x_usb_power_get_property(struct power_supply *psy,
 
 		switch (v & AXP20X_VBUS_CLIMIT_MASK) {
 		case AXP20X_VBUC_CLIMIT_100mA:
-			if (power->axp20x_id == AXP202_ID) {
-				val->intval = 100000;
-			} else {
+			if (power->axp20x_id == AXP221_ID)
 				val->intval = -1; /* No 100mA limit */
-			}
+			else
+				val->intval = 100000;
 			break;
 		case AXP20X_VBUC_CLIMIT_500mA:
 			val->intval = 500000;
@@ -317,7 +316,8 @@  static int axp20x_usb_power_probe(struct platform_device *pdev)
 
 		usb_power_desc = &axp20x_usb_power_desc;
 		irq_names = axp20x_irq_names;
-	} else if (power->axp20x_id == AXP221_ID) {
+	} else if (power->axp20x_id == AXP221_ID ||
+		   power->axp20x_id == AXP223_ID) {
 		usb_power_desc = &axp22x_usb_power_desc;
 		irq_names = axp22x_irq_names;
 	} else {
@@ -360,6 +360,9 @@  static const struct of_device_id axp20x_usb_power_match[] = {
 	}, {
 		.compatible = "x-powers,axp221-usb-power-supply",
 		.data = (void *)AXP221_ID,
+	}, {
+		.compatible = "x-powers,axp223-usb-power-supply",
+		.data = (void *)AXP223_ID,
 	}, { /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, axp20x_usb_power_match);