diff options
| -rw-r--r-- | driver/tcpm/anx7447.c | 10 | ||||
| -rw-r--r-- | driver/tcpm/anx7447.h | 11 |
2 files changed, 20 insertions, 1 deletions
diff --git a/driver/tcpm/anx7447.c b/driver/tcpm/anx7447.c index 37e1342afa..de19f008eb 100644 --- a/driver/tcpm/anx7447.c +++ b/driver/tcpm/anx7447.c @@ -340,9 +340,17 @@ static int anx7447_init(int port) if (rv) return rv; reg &= ~ANX7447_REG_VCONN_OCP_MASK; - reg |= ANX7447_REG_VCONN_OCP_370mA; + reg |= ANX7447_REG_VCONN_OCP_440mA; rv = tcpc_write(port, ANX7447_REG_ANALOG_CTRL_8, reg); + /* Vconn SW protection time of inrush current */ + rv = tcpc_read(port, ANX7447_REG_ANALOG_CTRL_10, ®); + if (rv) + return rv; + reg &= ~ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_MASK; + reg |= ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_2430US; + rv = tcpc_write(port, ANX7447_REG_ANALOG_CTRL_10, reg); + /* init hpd status */ anx7447_hpd_mode_en(port); anx7447_set_hpd_level(port, 0); diff --git a/driver/tcpm/anx7447.h b/driver/tcpm/anx7447.h index 3f4947a556..093d74238a 100644 --- a/driver/tcpm/anx7447.h +++ b/driver/tcpm/anx7447.h @@ -38,6 +38,17 @@ #define ANX7447_REG_VCONN_OCP_370mA 0x08 #define ANX7447_REG_VCONN_OCP_440mA 0x0C +#define ANX7447_REG_ANALOG_CTRL_10 0xAA +#define ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_MASK 0x38 +#define ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_19US 0x00 +#define ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_38US 0x08 +#define ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_76US 0x10 +#define ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_152US 0x18 +#define ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_303US 0x20 +#define ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_607US 0x28 +#define ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_1210US 0x30 +#define ANX7447_REG_R_VCONN_PWR_PRT_INRUSH_TIME_2430US 0x38 + /* * This section of defines are only required to support the config option * CONFIG_USB_PD_TCPM_ANX7447_OCM_ERASE_COMMAND. |