From: Jonas Aaberg <jonas.ab...@stericsson.com>
Do not touch the VBUSOVV in USBCHTRL2 when running on AB8505.
Signed-off-by: Jonas Aaberg <jonas.ab...@stericsson.com>
Signed-off-by: Mathieu Poirier <mathieu.poir...@linaro.org>
Reviewed-by: Marcus COOPER <marcus.xm.coo...@stericsson.com>
---
drivers/power/ab8500_charger.c | 22 ++++++++++++++++------
include/linux/mfd/abx500/ab8500.h | 10 ++++++++++
2 files changed, 26 insertions(+), 6 deletions(-)
diff --git a/drivers/power/ab8500_charger.c b/drivers/power/ab8500_charger.c
index 071c7c2..2a323cf 100644
--- a/drivers/power/ab8500_charger.c
+++ b/drivers/power/ab8500_charger.c
@@ -2667,13 +2667,23 @@ static int ab8500_charger_init_hw_registers(struct
ab8500_charger *di)
}
}
- /* VBUS OVV set to 6.3V and enable automatic current limitiation */
- ret = abx500_set_register_interruptible(di->dev,
- AB8500_CHARGER,
- AB8500_USBCH_CTRL2_REG,
- VBUS_OVV_SELECT_6P3V | VBUS_AUTO_IN_CURR_LIM_ENA);
+ if (is_ab9540_2p0(di->parent) || is_ab8505_2p0(di->parent))
+ ret = abx500_mask_and_set_register_interruptible(di->dev,
+ AB8500_CHARGER,
+ AB8500_USBCH_CTRL2_REG,
+ VBUS_AUTO_IN_CURR_LIM_ENA,
+ VBUS_AUTO_IN_CURR_LIM_ENA);
+ else
+ /*
+ * VBUS OVV set to 6.3V and enable automatic current limitation
+ */
+ ret = abx500_set_register_interruptible(di->dev,
+ AB8500_CHARGER,
+ AB8500_USBCH_CTRL2_REG,
+ VBUS_OVV_SELECT_6P3V | VBUS_AUTO_IN_CURR_LIM_ENA);
if (ret) {
- dev_err(di->dev, "failed to set VBUS OVV\n");
+ dev_err(di->dev,
+ "failed to set automatic current limitation\n");
goto out;
}
diff --git a/include/linux/mfd/abx500/ab8500.h
b/include/linux/mfd/abx500/ab8500.h
index 087b445..5a4b186 100644
--- a/include/linux/mfd/abx500/ab8500.h
+++ b/include/linux/mfd/abx500/ab8500.h
@@ -351,6 +351,16 @@ static inline int is_ab8500_2p0(struct ab8500 *ab)
return (is_ab8500(ab) && (ab->chip_id == AB8500_CUT2P0));
}
+static inline int is_ab8505_2p0(struct ab8500 *ab)
+{
+ return (is_ab8505(ab) && (ab->chip_id == AB8500_CUT2P0));
+}
+
+static inline int is_ab9540_2p0(struct ab8500 *ab)
+{
+ return (is_ab9540(ab) && (ab->chip_id == AB8500_CUT2P0));
+}
+
int ab8500_irq_get_virq(struct ab8500 *ab8500, int irq);
#endif /* MFD_AB8500_H */
--
1.7.5.4
--
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