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drivers/linuxgpiod: add support for opendrain trst 

This is a follow-up to 2f424b7eb, which added support for opendrain
srst, finishing up support for opendrain reset signals.

Signed-off-by: Alex Crawford <openocd@code.acrawford.com>
Change-Id: Ib79b2e12f2a9469fd6c53bb839c0d2e8e46103a4
Reviewed-on: https://review.openocd.org/c/openocd/+/6598
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
This commit is contained in:
Alex Crawford 2021-09-25 08:52:50 -07:00 committed by Antonio Borneo
parent bac3ef96b7
commit 6fef2eca38
1 changed files with 5 additions and 1 deletions
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6
src/jtag/drivers/linuxgpiod.c
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@ -360,7 +360,11 @@ static int linuxgpiod_init(void)
goto out_error; goto out_error;
if (is_gpio_valid(trst_gpio)) { if (is_gpio_valid(trst_gpio)) {
gpiod_trst = helper_get_output_line("trst", trst_gpio, 1); if (jtag_get_reset_config() & RESET_TRST_OPEN_DRAIN)
gpiod_trst = helper_get_open_drain_output_line("trst", trst_gpio, 1);
else
gpiod_trst = helper_get_output_line("trst", trst_gpio, 1);
if (!gpiod_trst) if (!gpiod_trst)
goto out_error; goto out_error;
} }