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Diffstat (limited to 'board/ryu/usb_pd_config.h')
| -rw-r--r-- | board/ryu/usb_pd_config.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/board/ryu/usb_pd_config.h b/board/ryu/usb_pd_config.h index d5992e3335..f64f27b882 100644 --- a/board/ryu/usb_pd_config.h +++ b/board/ryu/usb_pd_config.h @@ -147,6 +147,20 @@ static inline void pd_set_host_mode(int port, int enable) } +/** + * Initialize various GPIOs and interfaces to safe state at start of pd_task. + * + * These include: + * VCONNs disabled. + * + * @param port USB-C port number + */ +static inline void pd_config_init(int port) +{ + gpio_set_level(GPIO_USBC_VCONN1_EN_L, 1); + gpio_set_level(GPIO_USBC_VCONN2_EN_L, 1); +} + static inline int pd_adc_read(int port, int cc) { if (cc == 0) |