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Subject[PATCH] extcon: Add EXTCON_BATTERY type for battery presence
Date
This information can be useful to device that support battery swap,
for example allowing them to indicate that a battery is present or not,
so provide a standard way to report it to userspace.

Signed-off-by: andrew lien/WHQ/Wistron <andrew_lien@wistron.com>
---
drivers/extcon/extcon.c | 5 +++++
include/linux/extcon.h | 3 ++-
2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index b4df4372f097..6c47d23244c3 100644
--- a/drivers/extcon/extcon.c
+++ b/drivers/extcon/extcon.c
@@ -184,6 +184,11 @@ static const struct __extcon_info {
.id = EXTCON_MECHANICAL,
.name = "MECHANICAL",
},
+ [EXTCON_BATTERY] = {
+ .type = EXTCON_TYPE_MISC,
+ .id = EXTCON_BATTERY,
+ .name = "BATTERY",
+ },

{ /* sentinel */ }
};
diff --git a/include/linux/extcon.h b/include/linux/extcon.h
index b0b4abb018ee..88210b481b6c 100644
--- a/include/linux/extcon.h
+++ b/include/linux/extcon.h
@@ -81,8 +81,9 @@
#define EXTCON_DOCK 60
#define EXTCON_JIG 61
#define EXTCON_MECHANICAL 62
+#define EXTCON_BATTERY 63

-#define EXTCON_NUM 63
+#define EXTCON_NUM 64

/*
* Define the properties of supported external connectors.
--
2.25.1
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