diff options
Diffstat (limited to 'board/liebherr/xea/xea.c')
| -rw-r--r-- | board/liebherr/xea/xea.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/board/liebherr/xea/xea.c b/board/liebherr/xea/xea.c index bdc073664c..df5d316717 100644 --- a/board/liebherr/xea/xea.c +++ b/board/liebherr/xea/xea.c @@ -64,9 +64,24 @@ static int boot_tiva0, boot_tiva1; /* Check if TIVAs request booting via U-Boot proper */ void spl_board_init(void) { - struct gpio_desc btiva0, btiva1; + struct gpio_desc btiva0, btiva1, en_3_3v; int ret; + /* + * Setup GPIO0_0 (TIVA power enable pin) to be output high + * to allow TIVA startup. + */ + ret = dm_gpio_lookup_name("GPIO0_0", &en_3_3v); + if (ret) + printf("Cannot get GPIO0_0\n"); + + ret = dm_gpio_request(&en_3_3v, "pwr_3_3v"); + if (ret) + printf("Cannot request GPIO0_0\n"); + + /* Set GPIO0_0 to HIGH */ + dm_gpio_set_dir_flags(&en_3_3v, GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE); + ret = dm_gpio_lookup_name("GPIO0_23", &btiva0); if (ret) printf("Cannot get GPIO0_23\n"); |