colibri_t30: disable rs232 serial transceiver forceoff pins
Use gpio_early_init_uart() function to disable RS232 serial transceiver
ForceOFF# pins on Iris.
Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/board/toradex/colibri_t30/colibri_t30.c b/board/toradex/colibri_t30/colibri_t30.c
index c5562f6..20cbb75 100644
--- a/board/toradex/colibri_t30/colibri_t30.c
+++ b/board/toradex/colibri_t30/colibri_t30.c
@@ -58,6 +58,17 @@
}
/*
+ * Disable RS232 serial transceiver ForceOFF# pins on Iris
+ */
+void gpio_early_init_uart(void)
+{
+ gpio_request(TEGRA_GPIO(X, 6), "Force OFF# X13");
+ gpio_direction_output(TEGRA_GPIO(X, 6), 1);
+ gpio_request(TEGRA_GPIO(X, 7), "Force OFF# X14");
+ gpio_direction_output(TEGRA_GPIO(X, 7), 1);
+}
+
+/*
* Enable AX88772B USB to LAN controller
*/
void pin_mux_usb(void)