From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by casper.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1S4bTN-0003cJ-Ol for barebox@lists.infradead.org; Mon, 05 Mar 2012 17:13:23 +0000 Date: Mon, 5 Mar 2012 18:13:15 +0100 From: Sascha Hauer Message-ID: <20120305171315.GY3852@pengutronix.de> References: <1330943606-2387-1-git-send-email-j.weitzel@phytec.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1330943606-2387-1-git-send-email-j.weitzel@phytec.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH] mach-omap: add HAS_DEBUG_LL To: Jan Weitzel Cc: barebox@lists.infradead.org On Mon, Mar 05, 2012 at 11:33:26AM +0100, Jan Weitzel wrote: > Add support for debug_ll > > Signed-off-by: Jan Weitzel Applied, thanks Sascha > --- > arch/arm/Kconfig | 1 + > arch/arm/mach-omap/include/mach/debug_ll.h | 54 ++++++++++++++++++++++++++++ > 2 files changed, 55 insertions(+), 0 deletions(-) > create mode 100644 arch/arm/mach-omap/include/mach/debug_ll.h > > diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig > index 4c0ee58..67a1009 100644 > --- a/arch/arm/Kconfig > +++ b/arch/arm/Kconfig > @@ -61,6 +61,7 @@ config ARCH_NOMADIK > > config ARCH_OMAP > bool "TI OMAP" > + select HAS_DEBUG_LL > > config ARCH_PXA > bool "Intel/Marvell PXA based" > diff --git a/arch/arm/mach-omap/include/mach/debug_ll.h b/arch/arm/mach-omap/include/mach/debug_ll.h > new file mode 100644 > index 0000000..be388d1 > --- /dev/null > +++ b/arch/arm/mach-omap/include/mach/debug_ll.h > @@ -0,0 +1,54 @@ > +/* > + * Copyright (C) 2011 > + * Author: Jan Weitzel > + * based on arch/arm/mach-versatile/include/mach/debug_ll.h > + * > + * barebox is free software: you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published by > + * the Free Software Foundation, either version 2 of the License, or > + * (at your option) any later version. > + * > + * barebox is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + * > + * You should have received a copy of the GNU General Public License > + * along with barebox. If not, see . > + */ > + > +#ifndef __MACH_DEBUG_LL_H__ > +#define __MACH_DEBUG_LL_H__ > + > +#include > + > +#ifdef CONFIG_ARCH_OMAP3 > +#include > + > +#ifdef CONFIG_OMAP3EVM_UART1 > +#define UART_BASE OMAP_UART1_BASE > +#else > +#define UART_BASE OMAP_UART3_BASE > +#endif > + > +#endif > + > +#ifdef CONFIG_ARCH_OMAP4 > +#include > +#define UART_BASE OMAP44XX_UART3_BASE > +#endif > + > +#define LSR_THRE 0x20 /* Xmit holding register empty */ > +#define LSR (5 << 2) > +#define THR (0 << 2) > + > +static inline void putc(char c) > +{ > + /* Wait until there is space in the FIFO */ > + while ((readb(UART_BASE + LSR) & LSR_THRE) == 0); > + /* Send the character */ > + writeb(c, UART_BASE + THR); > + /* Wait to make sure it hits the line, in case we die too soon. */ > + while ((readb(UART_BASE + LSR) & LSR_THRE) == 0); > +} > +#endif > -- > 1.7.0.4 > > > _______________________________________________ > barebox mailing list > barebox@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox