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colibri_t30: disable rs232 serial transceiver forceoff pins

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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>
This commit is contained in:
Marcel Ziswiler 2019-09-12 11:12:56 +02:00 committed by Tom Warren
parent 8e487f38cc
commit 1b56cd868e
1 changed files with 11 additions and 0 deletions
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11
board/toradex/colibri_t30/colibri_t30.c
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@ -57,6 +57,17 @@ void pinmux_init(void)
ARRAY_SIZE(colibri_t30_padctrl));
}
/*
* 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
*/