add driver 5G

hc

2024-01-31 f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2

 kernel/arch/arm/include/debug/8250.S
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@@ -1,11 +1,8 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * arch/arm/include/debug/8250.S
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  *
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  *  Copyright (C) 1994-2013 Russell King
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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  */
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 #include <linux/serial_reg.h>
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@@ -48,10 +45,11 @@
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 		bne	1002b
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 		.endm
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-		.macro	waituart,rd,rx
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-#ifdef CONFIG_DEBUG_UART_8250_FLOW_CONTROL
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+		.macro	waituarttxrdy,rd,rx
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+		.endm
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+
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+		.macro	waituartcts,rd,rx
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 1001:		load	\rd, [\rx, #UART_MSR << UART_SHIFT]
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 		tst	\rd, #UART_MSR_CTS
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 		beq	1001b
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-#endif
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 		.endm