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- --- a/board/mediatek/mt7986/mt7986_rfb.c
- +++ b/board/mediatek/mt7986/mt7986_rfb.c
- @@ -6,9 +6,16 @@
-
- #include <common.h>
- #include <config.h>
- +#include <dm.h>
- +#include <button.h>
- #include <env.h>
- #include <init.h>
- #include <asm/global_data.h>
- +#include <linux/delay.h>
- +
- +#ifndef CONFIG_RESET_BUTTON_LABEL
- +#define CONFIG_RESET_BUTTON_LABEL "reset"
- +#endif
-
- #include <mtd.h>
- #include <linux/mtd/mtd.h>
- @@ -24,7 +31,22 @@ int board_init(void)
-
- int board_late_init(void)
- {
- - gd->env_valid = 1; //to load environment variable from persistent store
- + struct udevice *dev;
- +
- + gd->env_valid = ENV_VALID;
- + if (!button_get_by_label(CONFIG_RESET_BUTTON_LABEL, &dev)) {
- + puts("reset button found\n");
- +#ifdef CONFIG_RESET_BUTTON_SETTLE_DELAY
- + if (CONFIG_RESET_BUTTON_SETTLE_DELAY > 0) {
- + button_get_state(dev);
- + mdelay(CONFIG_RESET_BUTTON_SETTLE_DELAY);
- + }
- +#endif
- + if (button_get_state(dev) == BUTTON_ON) {
- + puts("button pushed, resetting environment\n");
- + gd->env_valid = ENV_INVALID;
- + }
- + }
- env_relocate();
- return 0;
- }
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