openwrt/package/boot/uboot-mediatek/patches/302-mt7623-generic-reset-button-ignore-env.patch
Daniel Golle 603aaceb42 uboot-mediatek: reorder patches
Rename/reorder patches to avoid duplicate usage of 300-* prefix.
No functional changes.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-07-30 19:03:54 +02:00

44 lines
900 B
Diff

--- a/board/mediatek/mt7623/mt7623_rfb.c
+++ b/board/mediatek/mt7623/mt7623_rfb.c
@@ -4,8 +4,17 @@
*/
#include <common.h>
+#include <dm.h>
+#include <button.h>
+#include <env.h>
+#include <init.h>
#include <mmc.h>
#include <asm/global_data.h>
+#include <linux/delay.h>
+
+#ifndef CONFIG_RESET_BUTTON_LABEL
+#define CONFIG_RESET_BUTTON_LABEL "reset"
+#endif
DECLARE_GLOBAL_DATA_PTR;
@@ -41,3 +50,22 @@ int mmc_get_env_dev(void)
return mmc_get_boot_dev();
}
#endif
+
+int board_late_init(void)
+{
+ struct udevice *dev;
+
+ if (!button_get_by_label(CONFIG_RESET_BUTTON_LABEL, &dev)) {
+ puts("reset button found\n");
+#ifdef CONFIG_RESET_BUTTON_SETTLE_DELAY
+ 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;
+}