diff options
Diffstat (limited to 'board/ti/beagle/beagle.c')
| -rw-r--r-- | board/ti/beagle/beagle.c | 47 |
1 files changed, 30 insertions, 17 deletions
diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c index 94b99bf537..4c5e38136f 100644 --- a/board/ti/beagle/beagle.c +++ b/board/ti/beagle/beagle.c @@ -14,6 +14,8 @@ * SPDX-License-Identifier: GPL-2.0+ */ #include <common.h> +#include <dm.h> +#include <ns16550.h> #ifdef CONFIG_STATUS_LED #include <status_led.h> #endif @@ -70,6 +72,17 @@ static struct { char env_setting[64]; } expansion_config; +static const struct ns16550_platdata beagle_serial = { + OMAP34XX_UART3, + 2, + V_NS16550_CLK +}; + +U_BOOT_DEVICE(beagle_uart) = { + "serial_omap", + &beagle_serial +}; + /* * Routine: board_init * Description: Early hardware init. @@ -103,22 +116,22 @@ int board_init(void) */ static int get_board_revision(void) { - int revision; - - if (!gpio_request(171, "") && - !gpio_request(172, "") && - !gpio_request(173, "")) { - - gpio_direction_input(171); - gpio_direction_input(172); - gpio_direction_input(173); - - revision = gpio_get_value(173) << 2 | - gpio_get_value(172) << 1 | - gpio_get_value(171); - } else { - printf("Error: unable to acquire board revision GPIOs\n"); - revision = -1; + static int revision = -1; + + if (revision == -1) { + if (!gpio_request(171, "rev0") && + !gpio_request(172, "rev1") && + !gpio_request(173, "rev2")) { + gpio_direction_input(171); + gpio_direction_input(172); + gpio_direction_input(173); + + revision = gpio_get_value(173) << 2 | + gpio_get_value(172) << 1 | + gpio_get_value(171); + } else { + printf("Error: unable to acquire board revision GPIOs\n"); + } } return revision; @@ -258,7 +271,7 @@ static void beagle_dvi_pup(void) case REVISION_AXBX: case REVISION_CX: case REVISION_C4: - gpio_request(170, ""); + gpio_request(170, "dvi"); gpio_direction_output(170, 0); gpio_set_value(170, 1); break; |