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authorPaul Kocialkowski <contact@paulk.fr>2016-02-27 19:19:13 +0100
committerTom Rini <trini@konsulko.com>2016-03-15 15:12:57 -0400
commit461484c27e1d72980eae4826eb9788a156cdf00e (patch)
tree74d9dc1e146c181fb301fa2b7afcbc61e8a7313c /include/twl6030.h
parentd6a2042dbcd4a3a3d8282c77a5882104a5c399a7 (diff)
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input: TWL6030 input support for power button, USB and charger
This adds support for detecting a few inputs exported by the TWL6030. Currently-supported inputs are the power button, USB and charger presence. Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Diffstat (limited to 'include/twl6030.h')
-rw-r--r--include/twl6030.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/twl6030.h b/include/twl6030.h
index 26c27a4..40e2c11 100644
--- a/include/twl6030.h
+++ b/include/twl6030.h
@@ -20,6 +20,10 @@
#define TWL6030_CHIP_PWM 0x49
/* Slave Address 0x48 */
+#define TWL6030_STS_HW_CONDITIONS 0x21
+
+#define TWL6030_STS_HW_CONDITIONS_PWRON (1 << 0)
+
#define TWL6030_PHOENIX_DEV_ON 0x25
#define TWL6030_PHOENIX_APP_DEVOFF (1 << 0)
@@ -59,6 +63,11 @@
/* Slave Address 0x49 */
+#define TWL6030_CONTROLLER_STAT1 0xE3
+
+#define TWL6030_CONTROLLER_STAT1_VAC_DET (1 << 3)
+#define TWL6030_CONTROLLER_STAT1_VBUS_DET (1 << 2)
+
/* Battery CHARGER REGISTERS */
#define CONTROLLER_INT_MASK 0xE0
#define CONTROLLER_CTRL1 0xE1
@@ -188,6 +197,10 @@ static inline int twl6030_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
return i2c_read(chip_no, reg, 1, val, 1);
}
+/*
+ * Power
+ */
+
void twl6030_power_off(void);
void twl6030_init_battery_charging(void);
void twl6030_usb_device_settings(void);
@@ -197,4 +210,12 @@ int twl6030_get_battery_voltage(void);
int twl6030_get_battery_current(void);
void twl6030_power_mmc_init(int dev_index);
+/*
+ * Input
+ */
+
+int twl6030_input_power_button(void);
+int twl6030_input_charger(void);
+int twl6030_input_usb(void);
+
#endif /* TWL6030_H */