diff options
Diffstat (limited to 'board/honeybuns/board.c')
| -rw-r--r-- | board/honeybuns/board.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/board/honeybuns/board.c b/board/honeybuns/board.c index bdcedf5599..b16b9b6ed3 100644 --- a/board/honeybuns/board.c +++ b/board/honeybuns/board.c @@ -164,62 +164,6 @@ const void * const usb_strings[] = { }; BUILD_ASSERT(ARRAY_SIZE(usb_strings) == USB_STR_COUNT); -void board_set_usb_mux(int port, enum typec_mux mux, - enum usb_switch usb, int polarity) -{ - if (mux == TYPEC_MUX_NONE) { - /* put the mux in the high impedance state */ - gpio_set_level(GPIO_SS_MUX_OE_L, 1); - /* Disable display hardware */ - gpio_set_level(GPIO_BRIDGE_RESET_L, 0); - gpio_set_level(GPIO_SPLITTER_RESET_L, 0); - /* Put the USB hub under reset */ - hx3_enable(0); - return; - } - - /* Trigger USB Hub configuration */ - hx3_enable(1); - - if ((mux == TYPEC_MUX_DOCK) || (mux == TYPEC_MUX_USB)) { - /* Low selects USB Dock */ - gpio_set_level(GPIO_SS_MUX_SEL, 0); - } else if (mux == TYPEC_MUX_DP) { - /* high selects display port */ - gpio_set_level(GPIO_SS_MUX_SEL, 1); - } - - /* clear OE line to make mux active */ - gpio_set_level(GPIO_SS_MUX_OE_L, 0); - - if (mux != TYPEC_MUX_USB) { - /* Enable display hardware */ - gpio_set_level(GPIO_BRIDGE_RESET_L, 1); - gpio_set_level(GPIO_SPLITTER_RESET_L, 1); - } -} - -int board_get_usb_mux(int port, const char **dp_str, const char **usb_str) -{ - int oe_disabled = gpio_get_level(GPIO_SS_MUX_OE_L); - int dp_4lanes = gpio_get_level(GPIO_SS_MUX_SEL); - - if (oe_disabled) { - *usb_str = NULL; - *dp_str = NULL; - return 0; - } - - if (dp_4lanes) { - *dp_str = "DP_4LANE"; - *usb_str = NULL; - } else { - *dp_str = "DP_2LANE"; - *usb_str = "DOCK"; - } - return 1; -} - /** * USB configuration * Any type-C device with alternate mode capabilities must have the following @@ -279,4 +223,3 @@ const struct bos_context bos_ctx = { .descp = (void *)&bos_desc, .size = sizeof(struct my_bos), }; - |