From: Keerthy <j-keerthy@xxxxxx>
This patch has been added to the 3.18 stable tree. If you have any
objections, please let us know.
===============
[ Upstream commit e03826d5045e81a66a4fad7be9a8ecdaeb7911cf ]
The register offset for REGEN2_CTRL in different for TPS659038 chip as when
compared with other Palmas family PMICs. In the case of TPS659038 the wrong
offset pointed to PLLEN_CTRL and was causing a hang. Correcting the same.
Signed-off-by: Keerthy <j-keerthy@xxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
---
drivers/regulator/palmas-regulator.c | 4 ++++
include/linux/mfd/palmas.h | 3 +++
2 files changed, 7 insertions(+)
diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
index 1878e5b..1a7f5fc 100644
--- a/drivers/regulator/palmas-regulator.c
+++ b/drivers/regulator/palmas-regulator.c
@@ -1572,6 +1572,10 @@ static int palmas_regulators_probe(struct platform_device *pdev)
if (!pmic)
return -ENOMEM;
+ if (of_device_is_compatible(node, "ti,tps659038-pmic"))
+ palmas_generic_regs_info[PALMAS_REG_REGEN2].ctrl_addr =
+ TPS659038_REGEN2_CTRL;
+
pmic->dev = &pdev->dev;
pmic->palmas = palmas;
palmas->pmic = pmic;
diff --git a/include/linux/mfd/palmas.h b/include/linux/mfd/palmas.h
index fb0390a..ee7b1ce 100644
--- a/include/linux/mfd/palmas.h
+++ b/include/linux/mfd/palmas.h
@@ -2999,6 +2999,9 @@ enum usb_irq_events {
#define PALMAS_GPADC_TRIM15 0x0E
#define PALMAS_GPADC_TRIM16 0x0F
+/* TPS659038 regen2_ctrl offset iss different from palmas */
+#define TPS659038_REGEN2_CTRL 0x12
+
/* TPS65917 Interrupt registers */
/* Registers for function INTERRUPT */
--
2.1.0
--
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