From 1c5546cf9d2d86991db86187fb39babcf4c7f882 Mon Sep 17 00:00:00 2001 From: Vineet Gupta Date: Wed, 23 Jan 2013 17:24:17 +0530 Subject: [PATCH] --- yaml --- r: 360184 b: refs/heads/master c: 0208c96a9df98999dd150430b37983e9a003ea0a h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/arch/arc/include/asm/serial.h | 25 +++++++++++++++++++++++++ 2 files changed, 26 insertions(+), 1 deletion(-) create mode 100644 trunk/arch/arc/include/asm/serial.h diff --git a/[refs] b/[refs] index 05999d87d63f..c591b3738ce4 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 95461a64e9bf8dae80c0309a6dd90c3872548129 +refs/heads/master: 0208c96a9df98999dd150430b37983e9a003ea0a diff --git a/trunk/arch/arc/include/asm/serial.h b/trunk/arch/arc/include/asm/serial.h new file mode 100644 index 000000000000..4dff5a1e4128 --- /dev/null +++ b/trunk/arch/arc/include/asm/serial.h @@ -0,0 +1,25 @@ +/* + * Copyright (C) 2012 Synopsys, Inc. (www.synopsys.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _ASM_ARC_SERIAL_H +#define _ASM_ARC_SERIAL_H + +/* + * early-8250 requires BASE_BAUD to be defined and includes this header. + * We put in a typical value: + * (core clk / 16) - i.e. UART samples 16 times per sec. + * Athough in multi-platform-image this might not work, specially if the + * clk driving the UART is different. + * We can't use DeviceTree as this is typically for early serial. + */ + +#include + +#define BASE_BAUD (arc_get_core_freq() / 16) + +#endif /* _ASM_ARC_SERIAL_H */