From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- arch/openrisc/include/asm/serial.h | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 arch/openrisc/include/asm/serial.h (limited to 'arch/openrisc/include/asm/serial.h') diff --git a/arch/openrisc/include/asm/serial.h b/arch/openrisc/include/asm/serial.h new file mode 100644 index 000000000..a9f23af33 --- /dev/null +++ b/arch/openrisc/include/asm/serial.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * OpenRISC Linux + * + * Linux architectural port borrowing liberally from similar works of + * others. All original copyrights apply as per the original source + * declaration. + * + * OpenRISC implementation: + * Copyright (C) 2003 Matjaz Breskvar + * Copyright (C) 2010-2011 Jonas Bonn + * et al. + */ + +#ifndef __ASM_OPENRISC_SERIAL_H +#define __ASM_OPENRISC_SERIAL_H + +#ifdef __KERNEL__ + +#include + +/* There's a generic version of this file, but it assumes a 1.8MHz UART clk... + * this, on the other hand, assumes the UART clock is tied to the system + * clock... 8250_early.c (early 8250 serial console) actually uses this, so + * it needs to be correct to get the early console working. + */ + +#define BASE_BAUD (cpuinfo_or1k[smp_processor_id()].clock_frequency/16) + +#endif /* __KERNEL__ */ + +#endif /* __ASM_OPENRISC_SERIAL_H */ -- cgit v1.2.3