[PATCH v1 3/6] power_supply: Add types for USB Type C and PD chargers

From: Tomeu Vizoso
Date: Fri Feb 05 2016 - 08:35:03 EST


From: Benson Leung <bleung@xxxxxxxxxxxx>

This adds power supply types for USB chargers defined in
the USB Type-C Specification 1.1 and in the
USB Power Delivery Specification Revision 2.0 V1.1.

The following are added :
POWER_SUPPLY_TYPE_USB_TYPE_C, /* Type C Port */
POWER_SUPPLY_TYPE_USB_PD, /* Type C Power Delivery Port */
POWER_SUPPLY_TYPE_USB_PD_DRP, /* Type C PD Dual Role Port */

Signed-off-by: Benson Leung <bleung@xxxxxxxxxxxx>
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@xxxxxxxxxxxxx>
Reviewed-by: Alec Berg <alecaberg@xxxxxxxxxxxx>
Reviewed-by: Vincent Palatin <vpalatin@xxxxxxxxxxxx>
Reviewed-by: Todd Broch <tbroch@xxxxxxxxxxxx>
---

drivers/power/power_supply_sysfs.c | 3 ++-
include/linux/power_supply.h | 3 +++
2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c
index ed2d7fd0c734..80fed98832f9 100644
--- a/drivers/power/power_supply_sysfs.c
+++ b/drivers/power/power_supply_sysfs.c
@@ -45,7 +45,8 @@ static ssize_t power_supply_show_property(struct device *dev,
char *buf) {
static char *type_text[] = {
"Unknown", "Battery", "UPS", "Mains", "USB",
- "USB_DCP", "USB_CDP", "USB_ACA"
+ "USB_DCP", "USB_CDP", "USB_ACA", "USB_C",
+ "USB_PD", "USB_PD_DRP"
};
static char *status_text[] = {
"Unknown", "Charging", "Discharging", "Not charging", "Full"
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index ef9f1592185d..206c3384c6fa 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -163,6 +163,9 @@ enum power_supply_type {
POWER_SUPPLY_TYPE_USB_DCP, /* Dedicated Charging Port */
POWER_SUPPLY_TYPE_USB_CDP, /* Charging Downstream Port */
POWER_SUPPLY_TYPE_USB_ACA, /* Accessory Charger Adapters */
+ POWER_SUPPLY_TYPE_USB_TYPE_C, /* Type C Port */
+ POWER_SUPPLY_TYPE_USB_PD, /* Type C Power Delivery Port */
+ POWER_SUPPLY_TYPE_USB_PD_DRP, /* Type C PD Dual Role Port */
};

enum power_supply_notifier_events {
--
2.5.0