add gpio

hc

2023-12-04 f33f61bdb7ca6d5ebe7a78f9d8694b91360279ac

 u-boot/arch/arm/mach-rockchip/boot_mode.c
..
..
@@ -202,6 +202,10 @@
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 			printf("boot mode: watchdog\n");
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 			boot_mode[PL] = BOOT_MODE_WATCHDOG;
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 			break;
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+		case BOOT_QUIESCENT:
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+			printf("boot mode: quiescent\n");
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+			boot_mode[PL] = BOOT_MODE_QUIESCENT;
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+			break;
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 		default:
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 			printf("boot mode: None\n");
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 			boot_mode[PL] = BOOT_MODE_UNDEFINE;