From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from 22.98.mail-out.ovh.net ([178.32.115.197] helo=98.mail-out.ovh.net) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1Qc7lT-0000c5-Np for barebox@lists.infradead.org; Thu, 30 Jun 2011 03:18:04 +0000 Received: from mail31.ha.ovh.net (b7.ovh.net [213.186.33.57]) by 98.mail-out.ovh.net (Postfix) with SMTP id F28534B287F for ; Thu, 30 Jun 2011 05:17:38 +0200 (CEST) Date: Thu, 30 Jun 2011 05:02:55 +0200 From: Jean-Christophe PLAGNIOL-VILLARD Message-ID: <20110630030255.GL17355@game.jcrosoft.org> References: <1309317858-11861-1-git-send-email-antonynpavlov@gmail.com> <1309317858-11861-2-git-send-email-antonynpavlov@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1309317858-11861-2-git-send-email-antonynpavlov@gmail.com> 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 2/4] MIPS: add Malta machine support to barebox To: Antony Pavlov Cc: barebox@lists.infradead.org On 07:24 Wed 29 Jun , Antony Pavlov wrote: > The machines use big-endian mode. > Only supported peripheral is serial port. > > Signed-off-by: Antony Pavlov > --- > arch/mips/Kconfig | 13 ++++++++ > arch/mips/Makefile | 2 + > arch/mips/mach-mti-malta/Kconfig | 20 ++++++++++++ > arch/mips/mach-mti-malta/Makefile | 1 + > arch/mips/mach-mti-malta/include/mach/hardware.h | 32 +++++++++++++++++++ > arch/mips/mach-mti-malta/reset.c | 36 ++++++++++++++++++++++ > 6 files changed, 104 insertions(+), 0 deletions(-) > create mode 100644 arch/mips/mach-mti-malta/Kconfig > create mode 100644 arch/mips/mach-mti-malta/Makefile > create mode 100644 arch/mips/mach-mti-malta/include/mach/hardware.h > create mode 100644 arch/mips/mach-mti-malta/reset.c > > diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig > index 4681f54..5a8d0f6 100644 > --- a/arch/mips/Kconfig > +++ b/arch/mips/Kconfig > @@ -21,6 +21,17 @@ config GENERIC_LINKER_SCRIPT > bool > default y > > +choice > + prompt "MIPS system type" > + > +config MACH_MIPS_MALTA > + bool "Malta" > + select CSRC_R4K_LIB > + select DRIVER_SERIAL_NS16550 > + select SYS_SUPPORTS_BIG_ENDIAN > + > +endchoice > + > # > # Endianess selection. Sufficiently obscure so many users don't know what to > # answer,so we try hard to limit the available choices. Also the use of a > @@ -46,6 +57,8 @@ config CPU_LITTLE_ENDIAN > > endchoice > > +source arch/mips/mach-mti-malta/Kconfig > + > source common/Kconfig > source commands/Kconfig > source net/Kconfig > diff --git a/arch/mips/Makefile b/arch/mips/Makefile > index f7d4f32..117c4ae 100644 > --- a/arch/mips/Makefile > +++ b/arch/mips/Makefile > @@ -27,6 +27,8 @@ CPPFLAGS += -fdata-sections -ffunction-sections > LDFLAGS_uboot += -static --gc-sections > endif > > +machine-$(CONFIG_MACH_MIPS_MALTA) := mti-malta > + > machdirs := $(patsubst %,arch/mips/mach-%/,$(machine-y)) > > ifeq ($(KBUILD_SRC),) > diff --git a/arch/mips/mach-mti-malta/Kconfig b/arch/mips/mach-mti-malta/Kconfig > new file mode 100644 > index 0000000..c243513 > --- /dev/null > +++ b/arch/mips/mach-mti-malta/Kconfig > @@ -0,0 +1,20 @@ > +if MACH_MIPS_MALTA > + > +config ARCH_TEXT_BASE > + hex > + default 0xa0800000 > + > +menu "Mach specific settings " > + > +config DEBUG_LL > + bool "DEBUG_LL" > + default n no need it's n by default > + > +endmenu > + > +choice > + prompt "Select your board" > + > +endchoice > + > +endif > diff --git a/arch/mips/mach-mti-malta/Makefile b/arch/mips/mach-mti-malta/Makefile > new file mode 100644 > index 0000000..f3cc668 > --- /dev/null > +++ b/arch/mips/mach-mti-malta/Makefile > @@ -0,0 +1 @@ > +obj-y += reset.o > diff --git a/arch/mips/mach-mti-malta/include/mach/hardware.h b/arch/mips/mach-mti-malta/include/mach/hardware.h > new file mode 100644 > index 0000000..f476355 > --- /dev/null > +++ b/arch/mips/mach-mti-malta/include/mach/hardware.h > @@ -0,0 +1,32 @@ > +/* > + * Copyright (c) 2011 Antony Pavlov > + * See file CREDITS for list of people who contributed to this project. > + * > + * This file is part of barebox. > + * > + * 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 3 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 __INCLUDE_ARCH_HARDWARE_H__ > +#define __INCLUDE_ARCH_HARDWARE_H__ > + > +#define DEBUG_LL_UART_ADDR 0xb00003f8 > + > +/* > + * Reset register. > + */ > +#define SOFTRES_REG 0xbf000500 > +#define GORESET 0x42 whitespace please check > + > +#endif /* __INCLUDE_ARCH_HARDWARE_H__ */ > diff --git a/arch/mips/mach-mti-malta/reset.c b/arch/mips/mach-mti-malta/reset.c > new file mode 100644 > index 0000000..46c102f > --- /dev/null > +++ b/arch/mips/mach-mti-malta/reset.c > @@ -0,0 +1,36 @@ > +/* > + * Copyright (C) 2011 Antony Pavlov > + * > + * This program 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. > + * > + * This program 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 this program; if not, write to the Free Software > + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, > + * MA 02111-1307 USA > + * > + */ > + > +/** > + * @file > + * @brief Resetting an CPU > + */ > + > +#include > +#include > +#include > + > +void __noreturn mips_machine_restart() > +{ > + __raw_writel(GORESET, (char *)SOFTRES_REG); > + while (1); > + /*NOTREACHED*/ > +} > +EXPORT_SYMBOL(mips_machine_restart); declare the reset here directly Best Regards, J. _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox