add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/arch/sh/include/asm/fb.h
..
..
@@ -1,3 +1,4 @@
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+/* SPDX-License-Identifier: GPL-2.0 */
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 #ifndef _ASM_FB_H_
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 #define _ASM_FB_H_
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