diff options
Diffstat (limited to 'include/usb_pd_tcpm.h')
| -rw-r--r-- | include/usb_pd_tcpm.h | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/include/usb_pd_tcpm.h b/include/usb_pd_tcpm.h index 290261c081..d46aef454d 100644 --- a/include/usb_pd_tcpm.h +++ b/include/usb_pd_tcpm.h @@ -16,15 +16,17 @@ /* Time to wait for TCPC to complete transmit */ #define PD_T_TCPC_TX_TIMEOUT (100*MSEC) +/* Detected resistor values of port partner */ enum tcpc_cc_voltage_status { TYPEC_CC_VOLT_OPEN = 0, - TYPEC_CC_VOLT_RA = 1, /* Port partner is applying Ra */ - TYPEC_CC_VOLT_RD = 2, /* Port partner is applying Rd */ - TYPEC_CC_VOLT_SNK_DEF = 5, /* Port partner is applying Rp (0.5A) */ - TYPEC_CC_VOLT_SNK_1_5 = 6, /* Port partner is applying Rp (1.5A) */ - TYPEC_CC_VOLT_SNK_3_0 = 7, /* Port partner is applying Rp (3.0A) */ + TYPEC_CC_VOLT_RA = 1, /* Port partner is applying Ra */ + TYPEC_CC_VOLT_RD = 2, /* Port partner is applying Rd */ + TYPEC_CC_VOLT_RP_DEF = 5, /* Port partner is applying Rp (0.5A) */ + TYPEC_CC_VOLT_RP_1_5 = 6, /* Port partner is applying Rp (1.5A) */ + TYPEC_CC_VOLT_RP_3_0 = 7, /* Port partner is applying Rp (3.0A) */ }; +/* Resistor types we apply on our side of the CC lines */ enum tcpc_cc_pull { TYPEC_CC_RA = 0, TYPEC_CC_RP = 1, @@ -32,6 +34,7 @@ enum tcpc_cc_pull { TYPEC_CC_OPEN = 3, }; +/* Pull-up values we apply as a SRC to advertise different current limits */ enum tcpc_rp_value { TYPEC_RP_USB = 0, TYPEC_RP_1A5 = 1, |