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 bombadil.infradead.org with esmtps (Exim 4.69 #1 (Red Hat Linux)) id 1OGoY5-0000jw-3V for barebox@lists.infradead.org; Tue, 25 May 2010 07:27:40 +0000 Date: Tue, 25 May 2010 09:27:35 +0200 From: Sascha Hauer Message-ID: <20100525072735.GJ17272@pengutronix.de> References: <1274697472-8669-1-git-send-email-eric@eukrea.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1274697472-8669-1-git-send-email-eric@eukrea.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: quoted-printable Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH 1/2] Add support for Eukrea's CPUIMX25 To: Eric =?iso-8859-15?Q?B=E9nard?= Cc: barebox@lists.infradead.org On Mon, May 24, 2010 at 12:37:51PM +0200, Eric B=E9nard wrote: > From: Eric Benard > = > This boards integrates 64mB of DDR, a 256MB NAND flash, a RMII Ethernet P= HY > and a i.MX257 CPU. Ok, applied to -next. Sascha > = > Signed-off-by: Eric B=E9nard > --- > arch/arm/Makefile | 1 + > arch/arm/configs/eukrea_cpuimx25_defconfig | 247 +++++++++++++++++++++= +++ > arch/arm/mach-imx/Kconfig | 10 + > board/eukrea_cpuimx25/Makefile | 24 +++ > board/eukrea_cpuimx25/config.h | 27 +++ > board/eukrea_cpuimx25/env/bin/_update | 36 ++++ > board/eukrea_cpuimx25/env/bin/boot | 53 +++++ > board/eukrea_cpuimx25/env/bin/hush_hack | 1 + > board/eukrea_cpuimx25/env/bin/init | 38 ++++ > board/eukrea_cpuimx25/env/bin/update_kernel | 8 + > board/eukrea_cpuimx25/env/bin/update_root | 8 + > board/eukrea_cpuimx25/env/config | 26 +++ > board/eukrea_cpuimx25/eukrea_cpuimx25.c | 275 +++++++++++++++++++++= ++++++ > board/eukrea_cpuimx25/lowlevel.c | 130 +++++++++++++ > 14 files changed, 884 insertions(+), 0 deletions(-) > create mode 100644 arch/arm/configs/eukrea_cpuimx25_defconfig > create mode 100644 board/eukrea_cpuimx25/Makefile > create mode 100644 board/eukrea_cpuimx25/config.h > create mode 100644 board/eukrea_cpuimx25/env/bin/_update > create mode 100644 board/eukrea_cpuimx25/env/bin/boot > create mode 100644 board/eukrea_cpuimx25/env/bin/hush_hack > create mode 100644 board/eukrea_cpuimx25/env/bin/init > create mode 100644 board/eukrea_cpuimx25/env/bin/update_kernel > create mode 100644 board/eukrea_cpuimx25/env/bin/update_root > create mode 100644 board/eukrea_cpuimx25/env/config > create mode 100644 board/eukrea_cpuimx25/eukrea_cpuimx25.c > create mode 100644 board/eukrea_cpuimx25/lowlevel.c > = > diff --git a/arch/arm/Makefile b/arch/arm/Makefile > index b1991c3..0bdce21 100644 > --- a/arch/arm/Makefile > +++ b/arch/arm/Makefile > @@ -61,6 +61,7 @@ board-$(CONFIG_MACH_EDB9307A) :=3D edb93xx > board-$(CONFIG_MACH_EDB93012) :=3D edb93xx > board-$(CONFIG_MACH_EDB9315) :=3D edb93xx > board-$(CONFIG_MACH_EDB9315A) :=3D edb93xx > +board-$(CONFIG_MACH_EUKREA_CPUIMX25) :=3D eukrea_cpuimx25 > board-$(CONFIG_MACH_EUKREA_CPUIMX27) :=3D eukrea_cpuimx27 > board-$(CONFIG_MACH_FREESCALE_MX25_3STACK) :=3D freescale-mx25-3-stack > board-$(CONFIG_MACH_FREESCALE_MX35_3STACK) :=3D freescale-mx35-3-stack > diff --git a/arch/arm/configs/eukrea_cpuimx25_defconfig b/arch/arm/config= s/eukrea_cpuimx25_defconfig > new file mode 100644 > index 0000000..81f9c80 > --- /dev/null > +++ b/arch/arm/configs/eukrea_cpuimx25_defconfig > @@ -0,0 +1,247 @@ > +# > +# Automatically generated make config: don't edit > +# barebox version: 2010.03.0 > +# Fri Mar 19 11:12:11 2010 > +# > +# CONFIG_BOARD_LINKER_SCRIPT is not set > +CONFIG_GENERIC_LINKER_SCRIPT=3Dy > +CONFIG_ARM=3Dy > + > +# > +# System Type > +# > +# CONFIG_ARCH_AT91 is not set > +# CONFIG_ARCH_AT91RM9200 is not set > +# CONFIG_ARCH_EP93XX is not set > +CONFIG_ARCH_IMX=3Dy > +# CONFIG_ARCH_NETX is not set > +# CONFIG_ARCH_OMAP is not set > +# CONFIG_ARCH_S3C24xx is not set > + > +# > +# Processor Type > +# > +CONFIG_CPU_32=3Dy > +CONFIG_CPU_ARM926T=3Dy > +CONFIG_CPU_32v5=3Dy > + > +# > +# processor features > +# > +CONFIG_ARCH_TEXT_BASE=3D0x83f00000 > +CONFIG_BOARDINFO=3D"Eukrea CPUIMX25" > +CONFIG_ARCH_HAS_FEC_IMX=3Dy > +CONFIG_ARCH_IMX_INTERNAL_BOOT=3Dy > + > +# > +# Freescale i.MX System-on-Chip > +# > +# CONFIG_ARCH_IMX1 is not set > +# CONFIG_ARCH_IMX21 is not set > +CONFIG_ARCH_IMX25=3Dy > +# CONFIG_ARCH_IMX27 is not set > +# CONFIG_ARCH_IMX31 is not set > +# CONFIG_ARCH_IMX35 is not set > +CONFIG_MACH_EUKREA_CPUIMX25=3Dy > +# CONFIG_MACH_FREESCALE_MX25_3STACK is not set > + > +# > +# Board specific settings = > +# > + > +# > +# i.MX specific settings = > +# > +# CONFIG_IMX_CLKO is not set > +# CONFIG_AEABI is not set > + > +# > +# Arm specific settings = > +# > +CONFIG_CMD_ARM_CPUINFO=3Dy > +CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=3Dy > +CONFIG_GREGORIAN_CALENDER=3Dy > +CONFIG_HAS_KALLSYMS=3Dy > +CONFIG_HAS_MODULES=3Dy > +CONFIG_CMD_MEMORY=3Dy > +CONFIG_ENV_HANDLING=3Dy > +CONFIG_GENERIC_GPIO=3Dy > + > +# > +# General Settings = > +# > +CONFIG_LOCALVERSION_AUTO=3Dy > + > +# > +# memory layout = > +# > +CONFIG_HAVE_MMU=3Dy > +CONFIG_MMU=3Dy > +CONFIG_HAVE_CONFIGURABLE_TEXT_BASE=3Dy > +CONFIG_TEXT_BASE=3D0x83f00000 > +CONFIG_HAVE_CONFIGURABLE_MEMORY_LAYOUT=3Dy > +CONFIG_MEMORY_LAYOUT_DEFAULT=3Dy > +# CONFIG_MEMORY_LAYOUT_FIXED is not set > +CONFIG_STACK_SIZE=3D0x8000 > +CONFIG_MALLOC_SIZE=3D0x1000000 > +# CONFIG_BROKEN is not set > +# CONFIG_EXPERIMENTAL is not set > +CONFIG_MACH_HAS_LOWLEVEL_INIT=3Dy > +CONFIG_MACH_DO_LOWLEVEL_INIT=3Dy > +CONFIG_PROMPT=3D"barebox:" > +CONFIG_BAUDRATE=3D115200 > +# CONFIG_LONGHELP is not set > +CONFIG_CBSIZE=3D1024 > +CONFIG_MAXARGS=3D16 > +CONFIG_SHELL_HUSH=3Dy > +# CONFIG_SHELL_SIMPLE is not set > +CONFIG_GLOB=3Dy > +CONFIG_PROMPT_HUSH_PS2=3D"cpuimx25>" > +CONFIG_CMDLINE_EDITING=3Dy > +CONFIG_AUTO_COMPLETE=3Dy > +CONFIG_DYNAMIC_CRC_TABLE=3Dy > +# CONFIG_ERRNO_MESSAGES is not set > +CONFIG_TIMESTAMP=3Dy > +CONFIG_CONSOLE_FULL=3Dy > +CONFIG_CONSOLE_ACTIVATE_FIRST=3Dy > +# CONFIG_OF_FLAT_TREE is not set > +CONFIG_PARTITION=3Dy > +CONFIG_DEFAULT_ENVIRONMENT=3Dy > +CONFIG_DEFAULT_ENVIRONMENT_PATH=3D"board/eukrea_cpuimx25/env" > + > +# > +# Debugging = > +# > +# CONFIG_DEBUG_INFO is not set > +# CONFIG_ENABLE_FLASH_NOISE is not set > +# CONFIG_ENABLE_PARTITION_NOISE is not set > +# CONFIG_ENABLE_DEVICE_NOISE is not set > + > +# > +# Commands = > +# > + > +# > +# scripting = > +# > +CONFIG_CMD_EDIT=3Dy > +CONFIG_CMD_SLEEP=3Dy > +CONFIG_CMD_SAVEENV=3Dy > +CONFIG_CMD_LOADENV=3Dy > +CONFIG_CMD_EXPORT=3Dy > +CONFIG_CMD_PRINTENV=3Dy > +CONFIG_CMD_READLINE=3Dy > +CONFIG_CMD_TRUE=3Dy > +CONFIG_CMD_FALSE=3Dy > + > +# > +# file commands = > +# > +CONFIG_CMD_LS=3Dy > +CONFIG_CMD_RM=3Dy > +CONFIG_CMD_CAT=3Dy > +CONFIG_CMD_MKDIR=3Dy > +CONFIG_CMD_RMDIR=3Dy > +CONFIG_CMD_CP=3Dy > +CONFIG_CMD_PWD=3Dy > +CONFIG_CMD_CD=3Dy > +CONFIG_CMD_MOUNT=3Dy > +CONFIG_CMD_UMOUNT=3Dy > + > +# > +# console = > +# > +CONFIG_CMD_CLEAR=3Dy > +CONFIG_CMD_ECHO=3Dy > + > +# > +# memory = > +# > +# CONFIG_CMD_LOADB is not set > +CONFIG_CMD_MEMINFO=3Dy > +CONFIG_CMD_CRC=3Dy > +CONFIG_CMD_MTEST=3Dy > +# CONFIG_CMD_MTEST_ALTERNATIVE is not set > + > +# > +# flash = > +# > +CONFIG_CMD_FLASH=3Dy > + > +# > +# booting = > +# > +CONFIG_CMD_BOOTM=3Dy > +# CONFIG_CMD_BOOTM_ZLIB is not set > +# CONFIG_CMD_BOOTM_BZLIB is not set > +# CONFIG_CMD_BOOTM_SHOW_TYPE is not set > +CONFIG_CMD_BOOTZ=3Dy > +CONFIG_CMD_BOOTU=3Dy > +# CONFIG_CMD_LINUX16 is not set > +CONFIG_CMD_RESET=3Dy > +CONFIG_CMD_GO=3Dy > +CONFIG_CMD_TIMEOUT=3Dy > +CONFIG_CMD_PARTITION=3Dy > +CONFIG_CMD_TEST=3Dy > +CONFIG_CMD_VERSION=3Dy > +CONFIG_CMD_HELP=3Dy > +CONFIG_CMD_DEVINFO=3Dy > +CONFIG_CMD_BMP=3Dy > +CONFIG_CMD_GPIO=3Dy > +CONFIG_NET=3Dy > +CONFIG_NET_DHCP=3Dy > +# CONFIG_NET_RARP is not set > +# CONFIG_NET_NFS is not set > +CONFIG_NET_PING=3Dy > +CONFIG_NET_TFTP=3Dy > + > +# > +# Drivers = > +# > + > +# > +# serial drivers = > +# > +# CONFIG_DRIVER_SERIAL_ARM_DCC is not set > +CONFIG_DRIVER_SERIAL_IMX=3Dy > +# CONFIG_DRIVER_SERIAL_NS16550 is not set > +CONFIG_MIIPHY=3Dy > + > +# > +# Network drivers = > +# > +# CONFIG_DRIVER_NET_SMC911X is not set > +# CONFIG_DRIVER_NET_SMC91111 is not set > +CONFIG_DRIVER_NET_FEC_IMX=3Dy > + > +# > +# SPI drivers = > +# > +# CONFIG_SPI is not set > +# CONFIG_I2C is not set > + > +# > +# flash drivers = > +# > +# CONFIG_DRIVER_CFI is not set > +CONFIG_NAND=3Dy > +CONFIG_NAND_IMX=3Dy > +CONFIG_NAND_IMX_BOOT=3Dy > +# CONFIG_MTD_NAND_VERIFY_WRITE is not set > +# CONFIG_MTD_NAND_ECC_SMC is not set > +CONFIG_MTD_NAND_IDS=3Dy > +# CONFIG_ATA is not set > +# CONFIG_USB is not set > +# CONFIG_USB_GADGET is not set > +CONFIG_VIDEO=3Dy > +CONFIG_DRIVER_VIDEO_IMX=3Dy > +# CONFIG_IMXFB_DRIVER_VIDEO_IMX_OVERLAY is not set > + > +# > +# Filesystem support = > +# > +# CONFIG_FS_CRAMFS is not set > +CONFIG_FS_RAMFS=3Dy > +CONFIG_FS_DEVFS=3Dy > +CONFIG_CRC32=3Dy > +# CONFIG_GENERIC_FIND_NEXT_BIT is not set > diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig > index 02d5db9..419daab 100644 > --- a/arch/arm/mach-imx/Kconfig > +++ b/arch/arm/mach-imx/Kconfig > @@ -2,6 +2,7 @@ if ARCH_IMX > = > config ARCH_TEXT_BASE > hex > + default 0x83f00000 if MACH_EUKREA_CPUIMX25 > default 0xa0000000 if MACH_EUKREA_CPUIMX27 > default 0x08f00000 if MACH_MX1ADS > default 0xc0000000 if MACH_IMX21ADS > @@ -16,6 +17,7 @@ config ARCH_TEXT_BASE > default 0x08f80000 if MACH_SCB9328 > = > config BOARDINFO > + default "Eukrea CPUIMX25" if MACH_EUKREA_CPUIMX25 > default "Eukrea CPUIMX27" if MACH_EUKREA_CPUIMX27 > default "Freescale i.MX21 ADS" if MACH_IMX21ADS > default "Freescale i.MX27 ADS" if MACH_IMX27ADS > @@ -124,6 +126,14 @@ choice > = > prompt "i.MX25 Board Type" > = > +config MACH_EUKREA_CPUIMX25 > + bool "Eukrea CPUIMX25" > + select MACH_HAS_LOWLEVEL_INIT > + select HAVE_MMU > + help > + Say Y here if you are using the Eukrea Electromatique's CPUIMX25 > + equipped with a Freescale i.MX25 Processor > + > config MACH_FREESCALE_MX25_3STACK > bool "Freescale MX25 3stack" > select HAS_CFI > diff --git a/board/eukrea_cpuimx25/Makefile b/board/eukrea_cpuimx25/Makef= ile > new file mode 100644 > index 0000000..406c6f3 > --- /dev/null > +++ b/board/eukrea_cpuimx25/Makefile > @@ -0,0 +1,24 @@ > +# > +# (C) 2010 Eukrea Electromatique, Eric B=E9nard > +# > +# See file CREDITS for list of people who contributed to this > +# project. > +# > +# 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 > +# > + > +obj-y +=3D lowlevel.o > +obj-y +=3D eukrea_cpuimx25.o > diff --git a/board/eukrea_cpuimx25/config.h b/board/eukrea_cpuimx25/confi= g.h > new file mode 100644 > index 0000000..efff909 > --- /dev/null > +++ b/board/eukrea_cpuimx25/config.h > @@ -0,0 +1,27 @@ > +/* > + * (c) 2010 Eukrea Electromatique, Eric B=E9nard > + * > + * 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 > + */ > + > +#ifndef __CONFIG_H > +#define __CONFIG_H > + > +#define CONFIG_MX25_HCLK_FREQ 24000000 > + > +#endif > + > +/* nothing to do here yet */ > diff --git a/board/eukrea_cpuimx25/env/bin/_update b/board/eukrea_cpuimx2= 5/env/bin/_update > new file mode 100644 > index 0000000..014bce3 > --- /dev/null > +++ b/board/eukrea_cpuimx25/env/bin/_update > @@ -0,0 +1,36 @@ > +#!/bin/sh > + > +if [ -z "$part" -o -z "$image" ]; then > + echo "define \$part and \$image" > + exit 1 > +fi > + > +if [ ! -e "$part" ]; then > + echo "Partition $part does not exist" > + exit 1 > +fi > + > +if [ $# =3D 1 ]; then > + image=3D$1 > +fi > + > +if [ x$ip =3D xdhcp ]; then > + dhcp > +fi > + > +ping $eth0.serverip > +if [ $? -ne 0 ] ; then > + echo "update aborted" > + exit 1 > +fi > + > +unprotect $part > + > +echo > +echo "erasing partition $part" > +erase $part > + > +echo > +echo "flashing $image to $part" > +echo > +tftp $image $part > diff --git a/board/eukrea_cpuimx25/env/bin/boot b/board/eukrea_cpuimx25/e= nv/bin/boot > new file mode 100644 > index 0000000..3311114 > --- /dev/null > +++ b/board/eukrea_cpuimx25/env/bin/boot > @@ -0,0 +1,53 @@ > +#!/bin/sh > + > +. /env/config > + > +if [ x$1 =3D xjffS2 ]; then > + root=3Djffs2 > + kernel=3Dnand > +fi > + > +if [ x$1 =3D xubifs ]; then > + root=3Dubifs > + kernel=3Dnand > +fi > + > +if [ x$1 =3D xnet ]; then > + root=3Dnet > + kernel=3Dnet > +fi > + > +if [ x$ip =3D xdhcp ]; then > + bootargs=3D"$bootargs ip=3Ddhcp" > +else > + if [ x$ip =3D xoff ]; then > + bootargs=3D"$bootargs ip=3Doff" > + else > + bootargs=3D"$bootargs ip=3D$eth0.ipaddr:$eth0.serverip:$eth0.gateway:$= eth0.netmask:::" > + fi > +fi > + > +if [ x$root =3D xjffs2 ]; then > + bootargs=3D"$bootargs root=3D/dev/mtdblock$rootpartnum_nand rootfstype= =3Djffs2" > +fi > + > +if [ x$root =3D xubifs ]; then > + bootargs=3D"$bootargs root=3Dubi0:root ubi.mtd=3D$rootpartnum_nand root= fstype=3Dubifs" > +fi > + > +if [ x$root =3D xnet ]; then > + bootargs=3D"$bootargs root=3D/dev/nfs nfsroot=3D$eth0.serverip:$nfsroot= ,v3,tcp" > +fi > + > +bootargs=3D"$bootargs mtdparts=3Dmxc_nand:$nand_parts" > + > +if [ $kernel =3D net ]; then > + if [ x$ip =3D xdhcp ]; then > + dhcp > + fi > + tftp $uimage uImage || exit 1 > + bootm uImage > +else > + bootm /dev/nand0.kernel.bb > +fi > + > diff --git a/board/eukrea_cpuimx25/env/bin/hush_hack b/board/eukrea_cpuim= x25/env/bin/hush_hack > new file mode 100644 > index 0000000..5fffa92 > --- /dev/null > +++ b/board/eukrea_cpuimx25/env/bin/hush_hack > @@ -0,0 +1 @@ > +nand -a /dev/nand0.* > diff --git a/board/eukrea_cpuimx25/env/bin/init b/board/eukrea_cpuimx25/e= nv/bin/init > new file mode 100644 > index 0000000..8bcc732 > --- /dev/null > +++ b/board/eukrea_cpuimx25/env/bin/init > @@ -0,0 +1,38 @@ > +#!/bin/sh > + > +PATH=3D/env/bin > +export PATH > + > +. /env/config > +if [ -e /dev/nand0 ]; then > + addpart /dev/nand0 $nand_parts > + > + # Uh, oh, hush first expands wildcards and then starts executing > + # commands. What a bug! > + source /env/bin/hush_hack > +fi > + > +if [ -f /env/logo.bmp ]; then > + bmp /env/logo.bmp > +fi > + > +if [ -z $eth0.ethaddr ]; then > + while [ -z $eth0.ethaddr ]; do > + readline "no MAC address set for eth0. please enter the one found on y= our board: " eth0.ethaddr > + done > + echo -a /env/config "eth0.ethaddr=3D$eth0.ethaddr" > + saveenv > +fi > + > +echo > +echo -n "Hit any key to stop autoboot: " > +timeout -a $autoboot_timeout > +if [ $? !=3D 0 ]; then > + echo > + echo "type update_kernel [] to update kernel into flash" > + echo "type update_root [] to update rootfs into flash" > + echo > + exit > +fi > + > +boot > diff --git a/board/eukrea_cpuimx25/env/bin/update_kernel b/board/eukrea_c= puimx25/env/bin/update_kernel > new file mode 100644 > index 0000000..c2d2cc3 > --- /dev/null > +++ b/board/eukrea_cpuimx25/env/bin/update_kernel > @@ -0,0 +1,8 @@ > +#!/bin/sh > + > +. /env/config > + > +image=3D$uimage > +part=3D/dev/nand0.kernel.bb > + > +. /env/bin/_update $1 > diff --git a/board/eukrea_cpuimx25/env/bin/update_root b/board/eukrea_cpu= imx25/env/bin/update_root > new file mode 100644 > index 0000000..dd89a5a > --- /dev/null > +++ b/board/eukrea_cpuimx25/env/bin/update_root > @@ -0,0 +1,8 @@ > +#!/bin/sh > + > +. /env/config > + > +image=3D$rootfs > +part=3D/dev/nand0.root.bb > + > +. /env/bin/_update $1 > diff --git a/board/eukrea_cpuimx25/env/config b/board/eukrea_cpuimx25/env= /config > new file mode 100644 > index 0000000..eb5fced > --- /dev/null > +++ b/board/eukrea_cpuimx25/env/config > @@ -0,0 +1,26 @@ > +#!/bin/sh > + > +# can be either 'net' or 'jffs2' or 'ubifs' > +kernel=3Dnand > +root=3Djffs2 > + > +basedir=3Dcpuimx25 > +uimage=3D$basedir/uImage > +rootfs=3D$basedir/rootfs > + > +autoboot_timeout=3D1 > + > +nfsroot=3D"" > +bootargs=3D"console=3Dttymxc0,115200" > + > +nand_parts=3D"256k(barebox)ro,128k(bareboxenv),2176k(kernel),-(root)" > +rootpartnum_nand=3D3 > + > +# use 'dhcp' to do dhcp in barebox and in kernel > +ip=3Ddhcp > + > +# or set your networking parameters here > +#eth0.ipaddr=3Da.b.c.d > +#eth0.netmask=3Da.b.c.d > +#eth0.gateway=3Da.b.c.d > +eth0.serverip=3D192.168.1.15 > diff --git a/board/eukrea_cpuimx25/eukrea_cpuimx25.c b/board/eukrea_cpuim= x25/eukrea_cpuimx25.c > new file mode 100644 > index 0000000..478f2d4 > --- /dev/null > +++ b/board/eukrea_cpuimx25/eukrea_cpuimx25.c > @@ -0,0 +1,275 @@ > +/* > + * (C) 2009 Pengutronix, Sascha Hauer > + * (c) 2010 Eukrea Electromatique, Eric B=E9nard > + * > + * See file CREDITS for list of people who contributed to this > + * project. > + * > + * 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 > + * > + */ > + > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > + > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > + > +extern unsigned long _stext; > + > +void __naked __flash_header_start go(void) > +{ > + __asm__ __volatile__("b exception_vectors\n"); > +} > + > +struct imx_dcd_entry __dcd_entry_0x400 dcd_entry[] =3D { > + { .ptr_type =3D 4, .addr =3D 0xb8001010, .val =3D 0x00000004, }, > + { .ptr_type =3D 4, .addr =3D 0xb8001000, .val =3D 0x92100000, }, > + { .ptr_type =3D 1, .addr =3D 0x80000400, .val =3D 0x12344321, }, > + { .ptr_type =3D 4, .addr =3D 0xb8001000, .val =3D 0xa2100000, }, > + { .ptr_type =3D 4, .addr =3D 0x80000000, .val =3D 0x12344321, }, > + { .ptr_type =3D 4, .addr =3D 0x80000000, .val =3D 0x12344321, }, > + { .ptr_type =3D 4, .addr =3D 0xb8001000, .val =3D 0xb2100000, }, > + { .ptr_type =3D 1, .addr =3D 0x80000033, .val =3D 0xda, }, > + { .ptr_type =3D 1, .addr =3D 0x81000000, .val =3D 0xff, }, > + { .ptr_type =3D 4, .addr =3D 0xb8001000, .val =3D 0x82216080, }, > + { .ptr_type =3D 4, .addr =3D 0xb8001004, .val =3D 0x00295729, }, > + { .ptr_type =3D 4, .addr =3D 0x53f80008, .val =3D 0x20034000, }, > +}; > + > +#define APP_DEST 0x80000000 > + > +struct imx_flash_header __flash_header_0x400 eukrea_cpuimx25_header =3D { > + .app_code_jump_vector =3D TEXT_BASE + 0x2000, > + .app_code_barker =3D APP_CODE_BARKER, > + .app_code_csf =3D 0, > + .dcd_ptr_ptr =3D TEXT_BASE + 0x400 + offsetof(struct imx_flash_header,= dcd), > + .super_root_key =3D 0, > + .dcd =3D TEXT_BASE + 0x400 + offsetof(struct imx_flash_header, dcd_ba= rker), > + .app_dest =3D TEXT_BASE, > + .dcd_barker =3D DCD_BARKER, > + .dcd_block_len =3D sizeof(dcd_entry), > +}; > + > +extern unsigned long __bss_start; > + > +unsigned long __image_len_0x400 barebox_len =3D 0x40000; > + > +static struct fec_platform_data fec_info =3D { > + .xcv_type =3D RMII, > + .phy_addr =3D 1, > +}; > + > +static struct device_d fec_dev =3D { > + .name =3D "fec_imx", > + .map_base =3D IMX_FEC_BASE, > + .platform_data =3D &fec_info, > +}; > + > +static struct memory_platform_data sdram_pdata =3D { > + .name =3D "ram0", > + .flags =3D DEVFS_RDWR, > +}; > + > +static struct device_d sdram0_dev =3D { > + .name =3D "mem", > + .map_base =3D IMX_SDRAM_CS0, > + .size =3D 64 * 1024 * 1024, > + .platform_data =3D &sdram_pdata, > +}; > + > +struct imx_nand_platform_data nand_info =3D { > + .width =3D 1, > + .hw_ecc =3D 1, > +}; > + > +static struct device_d nand_dev =3D { > + .name =3D "imx_nand", > + .map_base =3D IMX_NFC_BASE, > + .platform_data =3D &nand_info, > +}; > + > +static struct imx_fb_videomode imxfb_mode =3D { > + .mode =3D { > + .name =3D "CMO-QVGA", > + .refresh =3D 60, > + .xres =3D 320, > + .yres =3D 240, > + .pixclock =3D KHZ2PICOS(6500), > + .hsync_len =3D 30, > + .left_margin =3D 38, > + .right_margin =3D 20, > + .vsync_len =3D 3, > + .upper_margin =3D 15, > + .lower_margin =3D 4, > + }, > + .pcr =3D 0xCAD08B80, > + .bpp =3D 16, > +}; > + > +static struct imx_fb_platform_data eukrea_cpuimx25_fb_data =3D { > + .mode =3D &imxfb_mode, > + .pwmr =3D 0x00A903FF, > + .lscr1 =3D 0x00120300, > + .dmacr =3D 0x80040060, > +}; > + > + > +static struct device_d imxfb_dev =3D { > + .name =3D "imxfb", > + .map_base =3D 0x53fbc000, > + .size =3D 0x1000, > + .platform_data =3D &eukrea_cpuimx25_fb_data, > +}; > + > +#ifdef CONFIG_MMU > +static void eukrea_cpuimx25_mmu_init(void) > +{ > + mmu_init(); > + > + arm_create_section(0x80000000, 0x80000000, 128, PMD_SECT_DEF_CACHED); > + arm_create_section(0x90000000, 0x80000000, 128, PMD_SECT_DEF_UNCACHED); > + > + setup_dma_coherent(0x10000000); > + > + mmu_enable(); > +} > +#else > +static void eukrea_cpuimx25_mmu_init(void) > +{ > +} > +#endif > + > +static struct pad_desc eukrea_cpuimx25_pads[] =3D { > + MX25_PAD_FEC_MDC__MDC, > + MX25_PAD_FEC_MDIO__MDIO, > + MX25_PAD_FEC_RDATA0__RDATA0, > + MX25_PAD_FEC_RDATA1__RDATA1, > + MX25_PAD_FEC_RX_DV__RX_DV, > + MX25_PAD_FEC_TDATA0__TDATA0, > + MX25_PAD_FEC_TDATA1__TDATA1, > + MX25_PAD_FEC_TX_CLK__TX_CLK, > + MX25_PAD_FEC_TX_EN__TX_EN, > + /* UART1 */ > + MX25_PAD_UART1_RXD__RXD_MUX, > + MX25_PAD_UART1_TXD__TXD_MUX, > + MX25_PAD_UART1_RTS__RTS, > + MX25_PAD_UART1_CTS__CTS, > + /* LCDC */ > + MX25_PAD_LD0__LCDC_LD0, > + MX25_PAD_LD1__LCDC_LD1, > + MX25_PAD_LD2__LCDC_LD2, > + MX25_PAD_LD3__LCDC_LD3, > + MX25_PAD_LD4__LCDC_LD4, > + MX25_PAD_LD5__LCDC_LD5, > + MX25_PAD_LD6__LCDC_LD6, > + MX25_PAD_LD7__LCDC_LD7, > + MX25_PAD_LD8__LCDC_LD8, > + MX25_PAD_LD9__LCDC_LD9, > + MX25_PAD_LD10__LCDC_LD10, > + MX25_PAD_LD11__LCDC_LD11, > + MX25_PAD_LD12__LCDC_LD12, > + MX25_PAD_LD13__LCDC_LD13, > + MX25_PAD_LD14__LCDC_LD14, > + MX25_PAD_LD15__LCDC_LD15, > + MX25_PAD_GPIO_E__LCDC_LD16, > + MX25_PAD_GPIO_F__LCDC_LD17, > + MX25_PAD_LSCLK__LCDC_LSCLK, > + MX25_PAD_OE_ACD__LCDC_OE_ACD, > + MX25_PAD_VSYNC__LCDC_VSYN, > + MX25_PAD_HSYNC__LCDC_HSYN, > + /* BACKLIGHT CONTROL */ > + MX25_PAD_PWM__GPIO26, > +}; > + > +static int eukrea_cpuimx25_devices_init(void) > +{ > + eukrea_cpuimx25_mmu_init(); > + > + mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx25_pads, > + ARRAY_SIZE(eukrea_cpuimx25_pads)); > + register_device(&fec_dev); > + > + nand_info.width =3D 1; > + register_device(&nand_dev); > + > + devfs_add_partition("nand0", 0x00000, 0x40000, > + PARTITION_FIXED, "self_raw"); > + dev_add_bb_dev("self_raw", "self0"); > + > + devfs_add_partition("nand0", 0x40000, 0x40000, > + PARTITION_FIXED, "env_raw"); > + dev_add_bb_dev("env_raw", "env0"); > + > + register_device(&sdram0_dev); > + > + /* enable LCD */ > + gpio_direction_output(26, 1); > + gpio_set_value(26, 1); > + > + register_device(&imxfb_dev); > + > + armlinux_add_dram(&sdram0_dev); > + armlinux_set_bootparams((void *)0x80000100); > + armlinux_set_architecture(MACH_TYPE_MX25_3DS); > + > + return 0; > +} > + > +device_initcall(eukrea_cpuimx25_devices_init); > + > +static struct device_d eukrea_cpuimx25_serial_device =3D { > + .name =3D "imx_serial", > + .map_base =3D IMX_UART1_BASE, > + .size =3D 16 * 1024, > +}; > + > +static int eukrea_cpuimx25_console_init(void) > +{ > + writel(0x03010101, IMX_CCM_BASE + CCM_PCDR3); > + register_device(&eukrea_cpuimx25_serial_device); > + return 0; > +} > + > +console_initcall(eukrea_cpuimx25_console_init); > + > +#ifdef CONFIG_NAND_IMX_BOOT > +void __bare_init nand_boot(void) > +{ > + imx_nand_load_image((void *)TEXT_BASE, 256 * 1024); > +} > +#endif > + > +static int eukrea_cpuimx25_core_setup(void) > +{ > + writel(0x01010103, IMX_CCM_BASE + CCM_PCDR2); > + return 0; > + > +} > +core_initcall(eukrea_cpuimx25_core_setup); > diff --git a/board/eukrea_cpuimx25/lowlevel.c b/board/eukrea_cpuimx25/low= level.c > new file mode 100644 > index 0000000..b9d3ce5 > --- /dev/null > +++ b/board/eukrea_cpuimx25/lowlevel.c > @@ -0,0 +1,130 @@ > +/* > + * > + * (c) 2007 Pengutronix, Sascha Hauer > + * (c) 2010 Eukrea Electromatique, Eric B=E9nard > + * > + * See file CREDITS for list of people who contributed to this > + * project. > + * > + * 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 > + */ > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > + > +static void __bare_init __naked insdram(void) > +{ > + uint32_t r; > + > + /* setup a stack to be able to call imx_nand_load_image() */ > + r =3D STACK_BASE + STACK_SIZE - 12; > + __asm__ __volatile__("mov sp, %0" : : "r"(r)); > + > + imx_nand_load_image((void *)TEXT_BASE, 256 * 1024); > + > + board_init_lowlevel_return(); > +} > + > +#define MX25_CCM_MCR 0x64 > +#define MX25_CCM_CGR0 0x0c > +#define MX25_CCM_CGR1 0x10 > +#define MX25_CCM_CGR2 0x14 > + > +void __bare_init __naked board_init_lowlevel(void) > +{ > + uint32_t r; > + unsigned int *trg, *src; > + int i; > + > + /* AIPS setup - Only setup MPROTx registers. The PACR default values ar= e good. > + * Set all MPROTx to be non-bufferable, trusted for R/W, > + * not forced to user-mode. > + */ > + writel(0x77777777, 0x43f00000); > + writel(0x77777777, 0x43f00004); > + writel(0x77777777, 0x53f00000); > + writel(0x77777777, 0x53f00004); > + > + /* MAX (Multi-Layer AHB Crossbar Switch) setup > + * MPR - priority for MX25 is (SDHC2/SDMA)>USBOTG>RTIC>IAHB>DAHB > + */ > + writel(0x00002143, 0x43f04000); > + writel(0x00002143, 0x43f04100); > + writel(0x00002143, 0x43f04200); > + writel(0x00002143, 0x43f04300); > + writel(0x00002143, 0x43f04400); > + /* SGPCR - always park on last master */ > + writel(0x10, 0x43f04010); > + writel(0x10, 0x43f04110); > + writel(0x10, 0x43f04210); > + writel(0x10, 0x43f04310); > + writel(0x10, 0x43f04410); > + /* MGPCR - restore default values */ > + writel(0x0, 0x43f04800); > + writel(0x0, 0x43f04900); > + writel(0x0, 0x43f04a00); > + writel(0x0, 0x43f04b00); > + writel(0x0, 0x43f04c00); > + > + /* Configure M3IF registers > + * M3IF Control Register (M3IFCTL) for MX25 > + * MRRP[0] =3D LCDC on priority list (1 << 0) =3D 0x00000001 > + * MRRP[1] =3D MAX1 not on priority list (0 << 1) =3D 0x00000000 > + * MRRP[2] =3D MAX0 not on priority list (0 << 2) =3D 0x00000000 > + * MRRP[3] =3D USB HOST not on priority list (0 << 3) =3D 0x00000000 > + * MRRP[4] =3D SDMA not on priority list (0 << 4) =3D 0x00000000 > + * MRRP[5] =3D SD/ATA/FEC not on priority list (0 << 5) =3D 0x00000000 > + * MRRP[6] =3D SCMFBC not on priority list (0 << 6) =3D 0x00000000 > + * MRRP[7] =3D CSI not on priority list (0 << 7) =3D 0x00000000 > + * ---------- > + * 0x00000001 > + */ > + writel(0x1, 0xb8003000); > + > + /* enable all the clocks */ > + writel(0x038A81A2, IMX_CCM_BASE + MX25_CCM_CGR0); > + writel(0x24788F00, IMX_CCM_BASE + MX25_CCM_CGR1); > + writel(0x00004438, IMX_CCM_BASE + MX25_CCM_CGR2); > + writel(0x00, IMX_CCM_BASE + MX25_CCM_MCR); > + > +#ifdef CONFIG_NAND_IMX_BOOT > + /* skip NAND boot if not running from NFC space */ > + r =3D get_pc(); > + if (r < IMX_NFC_BASE || r > IMX_NFC_BASE + 0x1000) > + board_init_lowlevel_return(); > + > + src =3D (unsigned int *)IMX_NFC_BASE; > + trg =3D (unsigned int *)TEXT_BASE; > + > + /* Move ourselves out of NFC SRAM */ > + for (i =3D 0; i < 0x1000 / sizeof(int); i++) > + *trg++ =3D *src++; > + > + /* Jump to SDRAM */ > + r =3D (unsigned int)&insdram; > + __asm__ __volatile__("mov pc, %0" : : "r"(r)); > +#else > + board_init_lowlevel_return(); > +#endif > +} > -- = > 1.6.3.3 > = > = -- = 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