[PATCH] Input: cros_ec_keyb: add support for base attached event

[Ting Shen]

This CL maps ChromeOS EC's BASE_ATTACHED event to SW_DOCK,
to allow userspace detect that a keyboard is attached to the
detachable device.

Signed-off-by: Ting Shen <phoenixshen@xxxxxxxxxx>
---

 drivers/input/keyboard/cros_ec_keyb.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/input/keyboard/cros_ec_keyb.c b/drivers/input/keyboard/cros_ec_keyb.c
index 30678a34cf647..d2e0d89d4ffdf 100644
--- a/drivers/input/keyboard/cros_ec_keyb.c
+++ b/drivers/input/keyboard/cros_ec_keyb.c
@@ -128,6 +128,11 @@ static const struct cros_ec_bs_map cros_ec_keyb_bs[] = {
 		.code		= SW_TABLET_MODE,
 		.bit		= EC_MKBP_TABLET_MODE,
 	},
+	{
+		.ev_type	= EV_SW,
+		.code		= SW_DOCK,
+		.bit		= EC_MKBP_BASE_ATTACHED,
+	},
 };
 
 /*
-- 
2.43.0.381.gb435a96ce8-goog