diff options
Diffstat (limited to 'package/boot/uboot-mediatek/patches/305-mt7988-generic-reset-button-ignore-env.patch')
| -rw-r--r-- | package/boot/uboot-mediatek/patches/305-mt7988-generic-reset-button-ignore-env.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/package/boot/uboot-mediatek/patches/305-mt7988-generic-reset-button-ignore-env.patch b/package/boot/uboot-mediatek/patches/305-mt7988-generic-reset-button-ignore-env.patch new file mode 100644 index 0000000000..2bbc5c1005 --- /dev/null +++ b/package/boot/uboot-mediatek/patches/305-mt7988-generic-reset-button-ignore-env.patch @@ -0,0 +1,46 @@ +--- a/board/mediatek/mt7988/mt7988_rfb.c ++++ b/board/mediatek/mt7988/mt7988_rfb.c +@@ -4,7 +4,43 @@ + * Author: Sam Shih <sam.shih@mediatek.com> + */ + ++#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 ++ + int board_init(void) + { + return 0; + } ++ ++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; ++} |