[PATCH] mfd: palmas: Assign the right powerhold mask for tps65917

From: Keerthy
Date: Tue Oct 24 2017 - 04:21:59 EST


The powerhold mask for TPS65917 is different when comapred to
the other palmas versions. Hence assign the right mask that enables
power off of tps65917 pmic correctly.

Signed-off-by: Keerthy <j-keerthy@xxxxxx>
---
drivers/mfd/palmas.c | 10 +++++++++-
include/linux/mfd/palmas.h | 3 +++
2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c
index 3922a93..663a239 100644
--- a/drivers/mfd/palmas.c
+++ b/drivers/mfd/palmas.c
@@ -430,6 +430,7 @@ static void palmas_power_off(void)
{
unsigned int addr;
int ret, slave;
+ u8 powerhold_mask;
struct device_node *np = palmas_dev->dev->of_node;

if (of_property_read_bool(np, "ti,palmas-override-powerhold")) {
@@ -437,8 +438,15 @@ static void palmas_power_off(void)
PALMAS_PRIMARY_SECONDARY_PAD2);
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);

+ if (of_device_is_compatible(np, "ti,tps65917"))
+ powerhold_mask =
+ TPS65917_PRIMARY_SECONDARY_PAD2_GPIO_5_MASK;
+ else
+ powerhold_mask =
+ PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_7_MASK;
+
ret = regmap_update_bits(palmas_dev->regmap[slave], addr,
- PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_7_MASK, 0);
+ powerhold_mask, 0);
if (ret)
dev_err(palmas_dev->dev,
"Unable to write PRIMARY_SECONDARY_PAD2 %d\n",
diff --git a/include/linux/mfd/palmas.h b/include/linux/mfd/palmas.h
index 6dec438..cffb23b 100644
--- a/include/linux/mfd/palmas.h
+++ b/include/linux/mfd/palmas.h
@@ -3733,6 +3733,9 @@ enum usb_irq_events {
#define TPS65917_REGEN3_CTRL_MODE_ACTIVE 0x01
#define TPS65917_REGEN3_CTRL_MODE_ACTIVE_SHIFT 0x00

+/* POWERHOLD Mask field for PRIMARY_SECONDARY_PAD2 register */
+#define TPS65917_PRIMARY_SECONDARY_PAD2_GPIO_5_MASK 0xC
+
/* Registers for function RESOURCE */
#define TPS65917_REGEN1_CTRL 0x2
#define TPS65917_PLLEN_CTRL 0x3
--
1.9.1