diff options
Diffstat (limited to 'baseboard/zork/variant_trembyle.c')
| -rw-r--r-- | baseboard/zork/variant_trembyle.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/baseboard/zork/variant_trembyle.c b/baseboard/zork/variant_trembyle.c index 2f1f11fd61..669ed5f6b7 100644 --- a/baseboard/zork/variant_trembyle.c +++ b/baseboard/zork/variant_trembyle.c @@ -486,10 +486,10 @@ static int board_ps8818_mux_set(const struct usb_mux *me, return rv; /* Enable IN_HPD on the DB */ - ioex_set_level(IOEX_USB_C1_HPD_IN_DB, 1); + gpio_or_ioex_set_level(PORT_TO_HPD(1), 1); } else { /* Disable IN_HPD on the DB */ - ioex_set_level(IOEX_USB_C1_HPD_IN_DB, 0); + gpio_or_ioex_set_level(PORT_TO_HPD(1), 0); } return rv; @@ -515,3 +515,26 @@ struct usb_mux usbc1_amd_fp5_usb_mux = { .i2c_addr_flags = AMD_FP5_MUX_I2C_ADDR_FLAGS, .driver = &amd_fp5_usb_mux_driver, }; + +/* + * USB-C1 HPD may go through an IO expander, so we must use a custom HPD GPIO + * control function with CONFIG_USB_PD_DP_HPD_GPIO_CUSTOM. + * + * TODO(b/165622386) revert to non-custom GPIO control when HPD is no longer on + * the IO expander in any variants. + */ +void svdm_set_hpd_gpio(int port, int en) +{ + gpio_or_ioex_set_level(PORT_TO_HPD(port), en); +} + +int svdm_get_hpd_gpio(int port) +{ + int out; + + if (gpio_or_ioex_get_level(PORT_TO_HPD(port), &out) != EC_SUCCESS) { + ccprints("Failed to read current HPD for port C%d", port); + return 0; + } + return out; +} |