* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
+#include <dm.h>
+#include <ns16550.h>
#ifdef CONFIG_STATUS_LED
#include <status_led.h>
#endif
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.
*/
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;
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;
struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE;
struct control_prog_io *prog_io_base = (struct control_prog_io *)OMAP34XX_CTRL_BASE;
bool generate_fake_mac = false;
+ u32 value;
/* Enable i2c2 pullup resisters */
- writel(~(PRG_I2C2_PULLUPRESX), &prog_io_base->io1);
+ value = readl(&prog_io_base->io1);
+ value &= ~(PRG_I2C2_PULLUPRESX);
+ writel(value, &prog_io_base->io1);
switch (get_board_revision()) {
case REVISION_AXBX:
}
#endif
+#if defined(CONFIG_GENERIC_MMC)
+void board_mmc_power_init(void)
+{
+ twl4030_power_mmc_init(0);
+}
+#endif
+
#if defined(CONFIG_USB_EHCI) && !defined(CONFIG_SPL_BUILD)
/* Call usb_stop() before starting the kernel */
void show_boot_progress(int val)