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A bugfix for the fintek driver required defining some macros, but
one of them clashes with a system header on ARM:

drivers/tty/serial/8250/8250_fintek.c:34:0: error: "IRQ_MODE" redefined [-Werror]
 #define IRQ_MODE 0x70

In file included from /git/arm-soc/arch/arm/include/asm/ptrace.h:13:0,
                 from /git/arm-soc/arch/arm/include/asm/irqflags.h:6,
                 from /git/arm-soc/include/linux/irqflags.h:15,
                 from /git/arm-soc/arch/arm/include/asm/bitops.h:27,
                 from /git/arm-soc/include/linux/bitops.h:36,
                 from /git/arm-soc/include/linux/kernel.h:10,
                 from /git/arm-soc/include/linux/list.h:8,
                 from /git/arm-soc/include/linux/module.h:9,
                 from /git/arm-soc/drivers/tty/serial/8250/8250_fintek.c:11:
arch/arm/include/uapi/asm/ptrace.h:55:0: note: this is the location of the previous definition

This renames the newly introduced 'IRQ_MODE' macro to FINTEK_IRQ_MODE.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: 4da22f14 ("serial: 8250_fintek: fix the mismatched IRQ mode")
Link: https://patchwork.kernel.org/patch/9200119/

Acked-by: Ji-Ze Hong (Peter Hong) <hpeter+linux_kernel@gmail.com>
Acked-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>