Fix ASIX USB to Ethernet chip reset. --- board/toradex/colibri_t20/colibri_t20.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/board/toradex/colibri_t20/colibri_t20.c b/board/toradex/colibri_t20/colibri_t20.c index 4656094..5d8bdec 100644 --- a/board/toradex/colibri_t20/colibri_t20.c +++ b/board/toradex/colibri_t20/colibri_t20.c @@ -46,7 +46,14 @@ void pin_mux_usb(void) /* VBus GPIO */ pinmux_tristate_disable(PMUX_PINGRP_DTE);
- /* USB 1 aka Tegra USB port 3 VBus */ + /* Reset ASIX using LAN_RESET */ + gpio_request(GPIO_PV4, "LAN_RESET"); + gpio_direction_output(GPIO_PV4, 0); + pinmux_tristate_disable(PMUX_PINGRP_GPV); + udelay(5); + gpio_set_value(GPIO_PV4, 1); + + /* USBH_PEN: USB 1 aka Tegra USB port 3 VBus */ pinmux_tristate_disable(PMUX_PINGRP_SPIG); } #endif