[U-Boot] RFC [PATCH 4/5 v5] dreamplug: initial board support.

Prafulla Wadaskar prafulla at marvell.com
Wed Jul 27 20:38:55 CEST 2011



> -----Original Message-----
> From: Jason Cooper [mailto:u-boot at lakedaemon.net]
> Sent: Wednesday, July 27, 2011 2:49 AM
> To: clint at debian.org; wd at denx.de; Prafulla Wadaskar
> Cc: u-boot at lists.denx.de; Prabhanjan Sarnaik; Ashish Karkare; Siddarth
> Gore; bdale at gag.com; Jason Cooper
> Subject: RFC [PATCH 4/5 v5] dreamplug: initial board support.
>
> Copied wholeheartedly from board/Marvell/guruplug and modified to add
> support
> for SPI NOR flash.
>
> Also, the following features are used:
>       - Use the Marvell Integrated RTC.
>       - display Marvell CPU/L2/etc speeds if requested.
>
> Note: this still uses MACH_TYPE_GURUPLUG until MACH_TYPE_DREAMPLUG is
> accepted
> into mainline Linux.  The source from Globalscale did the same.
>
> Signed-off-by: Jason Cooper <u-boot at lakedaemon.net>
> ---

There is no change log for all previous versions.
Please put them here.
Ref: http://www.denx.de/wiki/view/U-Boot/Patches#Sending_updated_patch_versions


>  MAINTAINERS                          |    4 +
>  MAKEALL                              |    1 +
>  board/Marvell/dreamplug/Makefile     |   54 +++++++++++
>  board/Marvell/dreamplug/dreamplug.c  |  157
> ++++++++++++++++++++++++++++++++
>  board/Marvell/dreamplug/dreamplug.h  |   42 +++++++++
>  board/Marvell/dreamplug/kwbimage.cfg |  163
> ++++++++++++++++++++++++++++++++++
>  boards.cfg                           |    1 +
>  include/configs/dreamplug.h          |  138
> ++++++++++++++++++++++++++++
>  8 files changed, 560 insertions(+), 0 deletions(-)
>  create mode 100644 board/Marvell/dreamplug/Makefile
>  create mode 100644 board/Marvell/dreamplug/dreamplug.c
>  create mode 100644 board/Marvell/dreamplug/dreamplug.h
>  create mode 100644 board/Marvell/dreamplug/kwbimage.cfg
>  create mode 100644 include/configs/dreamplug.h
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 2bba7b4..9affbea 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -70,6 +70,10 @@ Conn Clark <clark at esteem.com>
>
>       ESTEEM192E      MPC8xx
>
> +Jason Cooper <u-boot at lakedaemon.net>
> +
> +     dreamplug       ARM926EJS (Kirkwood SoC)
> +
>  Joe D'Abbraccio <ljd015 at freescale.com>
>
>       MPC837xERDB     MPC837x
> diff --git a/MAKEALL b/MAKEALL
> index 51db13e..55a122f 100755
> --- a/MAKEALL
> +++ b/MAKEALL
> @@ -335,6 +335,7 @@ LIST_ARM9="                       \
>       cp966                   \
>       da830evm                \
>       da850evm                \
> +     dreamplug               \
>       edb9301                 \
>       edb9302                 \
>       edb9302a                \
> diff --git a/board/Marvell/dreamplug/Makefile
> b/board/Marvell/dreamplug/Makefile
> new file mode 100644
> index 0000000..9ee5406
> --- /dev/null
> +++ b/board/Marvell/dreamplug/Makefile
> @@ -0,0 +1,54 @@
> +#
> +# (C) Copyright 2011
> +# Jason Cooper <u-boot at lakedaemon.net>
> +#
> +# Based on work by:
> +# Marvell Semiconductor <www.marvell.com>
> +# Written-by: Siddarth Gore <gores at marvell.com>
> +#
> +# 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., 51 Franklin Street, Fifth Floor, Boston,
> +# MA 02110-1301 USA
> +#
> +
> +include $(TOPDIR)/config.mk
> +
> +LIB  = $(obj)lib$(BOARD).o
> +
> +COBJS        := dreamplug.o
> +
> +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
> +OBJS := $(addprefix $(obj),$(COBJS))
> +SOBJS        := $(addprefix $(obj),$(SOBJS))
> +
> +$(LIB):      $(obj).depend $(OBJS) $(SOBJS)
> +     $(call cmd_link_o_target, $(OBJS) $(SOBJS))
> +
> +clean:
> +     rm -f $(SOBJS) $(OBJS)
> +
> +distclean:   clean
> +     rm -f $(LIB) core *.bak .depend
> +
> +#######################################################################
> ##
> +
> +# defines $(obj).depend target
> +include $(SRCTREE)/rules.mk
> +
> +sinclude $(obj).depend
> +
> +#######################################################################
> ##
> diff --git a/board/Marvell/dreamplug/dreamplug.c
> b/board/Marvell/dreamplug/dreamplug.c
> new file mode 100644
> index 0000000..cdc094a
> --- /dev/null
> +++ b/board/Marvell/dreamplug/dreamplug.c
> @@ -0,0 +1,157 @@
> +/*
> + * (C) Copyright 2011
> + * Jason Cooper <u-boot at lakedaemon.net>
> + *
> + * Based on work by:
> + * Marvell Semiconductor <www.marvell.com>
> + * Written-by: Siddarth Gore <gores at marvell.com>
> + *
> + * 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., 51 Franklin Street, Fifth Floor, Boston,
> + * MA 02110-1301 USA
> + */
> +
> +#include <common.h>
> +#include <miiphy.h>
> +#include <asm/arch/kirkwood.h>
> +#include <asm/arch/mpp.h>
> +#include "dreamplug.h"
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +int board_early_init_f(void)
> +{
> +     /*
> +      * default gpio configuration
> +      * There are maximum 64 gpios controlled through 2 sets of registers
> +      * the  below configuration configures mainly initial LED status
> +      */
> +     kw_config_gpio(DREAMPLUG_OE_VAL_LOW,
> +                     DREAMPLUG_OE_VAL_HIGH,
> +                     DREAMPLUG_OE_LOW, DREAMPLUG_OE_HIGH);
> +
> +     /* Multi-Purpose Pins Functionality configuration */
> +     u32 kwmpp_config[] = {
> +             MPP0_SPI_SCn,           /* SPI Flash */
> +             MPP1_SPI_MOSI,
> +             MPP2_SPI_SCK,
> +             MPP3_SPI_MISO,
> +             MPP4_NF_IO6,
> +             MPP5_NF_IO7,
> +             MPP6_SYSRST_OUTn,
> +             MPP7_GPO,
> +             MPP8_TW_SDA,
> +             MPP9_TW_SCK,
> +             MPP10_UART0_TXD,        /* Serial */
> +             MPP11_UART0_RXD,
> +             MPP12_SD_CLK,           /* SDIO Slot */
> +             MPP13_SD_CMD,
> +             MPP14_SD_D0,
> +             MPP15_SD_D1,
> +             MPP16_SD_D2,
> +             MPP17_SD_D3,
> +             MPP18_NF_IO0,
> +             MPP19_NF_IO1,
> +             MPP20_GE1_0,            /* Gigabit Ethernet */
> +             MPP21_GE1_1,
> +             MPP22_GE1_2,
> +             MPP23_GE1_3,
> +             MPP24_GE1_4,
> +             MPP25_GE1_5,
> +             MPP26_GE1_6,
> +             MPP27_GE1_7,
> +             MPP28_GE1_8,
> +             MPP29_GE1_9,
> +             MPP30_GE1_10,
> +             MPP31_GE1_11,
> +             MPP32_GE1_12,
> +             MPP33_GE1_13,
> +             MPP34_GE1_14,
> +             MPP35_GE1_15,
> +             MPP36_GPIO,
> +             MPP37_GPIO,
> +             MPP38_GPIO,
> +             MPP39_GPIO,
> +             MPP40_TDM_SPI_SCK,
> +             MPP41_TDM_SPI_MISO,
> +             MPP42_TDM_SPI_MOSI,
> +             MPP43_GPIO,
> +             MPP44_GPIO,
> +             MPP45_GPIO,
> +             MPP46_GPIO,             /* Wifi AP LED */
> +             MPP47_GPIO,
> +             MPP48_GPIO,             /* Wifi LED */

It is better if you can comment about rest other GPIOSs with their assigned functionality.

> +             MPP49_GPIO,
> +             0
> +     };
> +     kirkwood_mpp_conf(kwmpp_config);
> +     return 0;
> +}
> +
> +int board_init(void)
> +{
> +     /*
> +      * arch number of board
> +      * XXX: change to MACH_TYPE_DREAMPLUG once in Linux mainline.
> +      */
> +     gd->bd->bi_arch_number = MACH_TYPE_GURUPLUG;

I think this board should have some delta to guruplug? I think you should have different machine ID here.

BTW: what is delta w.r.to guruplug?

> +
> +     /* adress of boot parameters */
> +     gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
> +
> +     return 0;
> +}
> +
> +#ifdef CONFIG_RESET_PHY_R
> +void mv_phy_88e1121_init(char *name)
> +{
> +     u16 reg;
> +     u16 devadr;
> +
> +     if (miiphy_set_current_dev(name))
> +             return;
> +
> +     /* command to read PHY dev address */
> +     if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
> +             printf("Err..%s could not read PHY dev address\n",
> +                     __FUNCTION__);
> +             return;
> +     }
> +
> +     /*
> +      * Enable RGMII delay on Tx and Rx for CPU port
> +      * Ref: sec 4.7.2 of chip datasheet
> +      */
> +     miiphy_write(name, devadr, MV88E1121_PGADR_REG, 2);
> +     miiphy_read(name, devadr, MV88E1121_MAC_CTRL2_REG, &reg);
> +     reg |= (MV88E1121_RGMII_RXTM_CTRL | MV88E1121_RGMII_TXTM_CTRL);
> +     miiphy_write(name, devadr, MV88E1121_MAC_CTRL2_REG, reg);
> +     miiphy_write(name, devadr, MV88E1121_PGADR_REG, 0);
> +
> +     /* reset the phy */
> +     miiphy_reset(name, devadr);
> +
> +     printf("88E1116 Initialized on %s\n", name);

Function name and print info are mismatching.

> +}
> +
> +void reset_phy(void)
> +{
> +     /* configure and initialize both PHY's */
> +     mv_phy_88e1121_init("egiga0");
> +     mv_phy_88e1121_init("egiga1");
> +}
> +#endif /* CONFIG_RESET_PHY_R */
> diff --git a/board/Marvell/dreamplug/dreamplug.h
> b/board/Marvell/dreamplug/dreamplug.h
> new file mode 100644
> index 0000000..21bf644
> --- /dev/null
> +++ b/board/Marvell/dreamplug/dreamplug.h
> @@ -0,0 +1,42 @@
> +/*
> + * (C) Copyright 2011
> + * Jason Cooper <u-boot at lakedaemon.net>
> + *
> + * Based on work by:
> + * Marvell Semiconductor <www.marvell.com>
> + * Written-by: Siddarth Gore <gores at marvell.com>
> + *
> + * 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., 51 Franklin Street, Fifth Floor, Boston,
> + * MA 02110-1301 USA
> + */
> +
> +#ifndef __DREAMPLUG_H
> +#define __DREAMPLUG_H
> +
> +#define DREAMPLUG_OE_LOW     (~(0))
> +#define DREAMPLUG_OE_HIGH    (~(0))
> +#define DREAMPLUG_OE_VAL_LOW 0
> +#define DREAMPLUG_OE_VAL_HIGH        (0xf << 16) /* 4 LED Pins high */
> +
> +/* PHY related */
> +#define MV88E1121_MAC_CTRL2_REG              21
> +#define MV88E1121_PGADR_REG          22
> +#define MV88E1121_RGMII_TXTM_CTRL    (1 << 4)
> +#define MV88E1121_RGMII_RXTM_CTRL    (1 << 5)
> +
> +#endif /* __DREAMPLUG_H */
> diff --git a/board/Marvell/dreamplug/kwbimage.cfg
> b/board/Marvell/dreamplug/kwbimage.cfg

I hope this is not same as guruplug (since you are using same machine-id)?

> new file mode 100644
> index 0000000..ca9cd74
> --- /dev/null
> +++ b/board/Marvell/dreamplug/kwbimage.cfg
> @@ -0,0 +1,163 @@
> +#
> +# (C) Copyright 2011
> +# Jason Cooper <u-boot at lakedaemon.net>
> +#
> +# Based on work by:
> +# Marvell Semiconductor <www.marvell.com>
> +# Written-by: Siddarth Gore <gores at marvell.com>
> +#
> +# 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., 51 Franklin Street, Fifth Floor, Boston,
> +# MA 02110-1301 USA
> +#
> +# Refer docs/README.kwimage for more details about how-to configure
> +# and create kirkwood boot image
> +#
> +
> +# Boot Media configurations
> +BOOT_FROM    spi
> +
> +# SOC registers configuration using bootrom header extension
> +# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
> +
> +# Configure RGMII-0/1 interface pad voltage to 1.8V
> +DATA 0xFFD100e0 0x1b1b9b9b
> +
> +#Dram initalization for SINGLE x16 CL=5 @ 400MHz
> +DATA 0xFFD01400 0x43000c30   # DDR Configuration register
> +# bit13-0:  0xc30 (3120 DDR2 clks refresh rate)
> +# bit23-14: zero
> +# bit24: 1= enable exit self refresh mode on DDR access
> +# bit25: 1 required
> +# bit29-26: zero
> +# bit31-30: 01
> +
> +DATA 0xFFD01404 0x37543000   # DDR Controller Control Low
> +# bit 4:    0=addr/cmd in smame cycle
> +# bit 5:    0=clk is driven during self refresh, we don't care for APX
> +# bit 6:    0=use recommended falling edge of clk for addr/cmd
> +# bit14:    0=input buffer always powered up
> +# bit18:    1=cpu lock transaction enabled
> +# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled
> bit31=0
> +# bit27-24: 7= CL+2, STARTBURST sample stages, for freqs 400MHz,
> unbuffered DIMM
> +# bit30-28: 3 required
> +# bit31:    0=no additional STARTBURST delay
> +
> +DATA 0xFFD01408 0x22125451   # DDR Timing (Low) (active cycles value
> +1)
> +# bit3-0:   TRAS lsbs
> +# bit7-4:   TRCD
> +# bit11- 8: TRP
> +# bit15-12: TWR
> +# bit19-16: TWTR
> +# bit20:    TRAS msb
> +# bit23-21: 0x0
> +# bit27-24: TRRD
> +# bit31-28: TRTP
> +
> +DATA 0xFFD0140C 0x00000a33   #  DDR Timing (High)
> +# bit6-0:   TRFC
> +# bit8-7:   TR2R
> +# bit10-9:  TR2W
> +# bit12-11: TW2W
> +# bit31-13: zero required
> +
> +DATA 0xFFD01410 0x000000cc   #  DDR Address Control
> +# bit1-0:   01, Cs0width=x8
> +# bit3-2:   10, Cs0size=1Gb
> +# bit5-4:   01, Cs1width=x8
> +# bit7-6:   10, Cs1size=1Gb
> +# bit9-8:   00, Cs2width=nonexistent
> +# bit11-10: 00, Cs2size =nonexistent
> +# bit13-12: 00, Cs3width=nonexistent
> +# bit15-14: 00, Cs3size =nonexistent
> +# bit16:    0,  Cs0AddrSel
> +# bit17:    0,  Cs1AddrSel
> +# bit18:    0,  Cs2AddrSel
> +# bit19:    0,  Cs3AddrSel
> +# bit31-20: 0 required
> +
> +DATA 0xFFD01414 0x00000000   #  DDR Open Pages Control
> +# bit0:    0,  OpenPage enabled
> +# bit31-1: 0 required
> +
> +DATA 0xFFD01418 0x00000000   #  DDR Operation
> +# bit3-0:   0x0, DDR cmd
> +# bit31-4:  0 required
> +
> +DATA 0xFFD0141C 0x00000C52   #  DDR Mode
> +# bit2-0:   2, BurstLen=2 required
> +# bit3:     0, BurstType=0 required
> +# bit6-4:   4, CL=5
> +# bit7:     0, TestMode=0 normal
> +# bit8:     0, DLL reset=0 normal
> +# bit11-9:  6, auto-precharge write recovery ????????????
> +# bit12:    0, PD must be zero
> +# bit31-13: 0 required
> +
> +DATA 0xFFD01420 0x00000040   #  DDR Extended Mode
> +# bit0:    0,  DDR DLL enabled
> +# bit1:    0,  DDR drive strenght normal
> +# bit2:    0,  DDR ODT control lsd (disabled)
> +# bit5-3:  000, required
> +# bit6:    1,  DDR ODT control msb, (disabled)
> +# bit9-7:  000, required
> +# bit10:   0,  differential DQS enabled
> +# bit11:   0, required
> +# bit12:   0, DDR output buffer enabled
> +# bit31-13: 0 required
> +
> +DATA 0xFFD01424 0x0000F17F   #  DDR Controller Control High
> +# bit2-0:  111, required
> +# bit3  :  1  , MBUS Burst Chop disabled
> +# bit6-4:  111, required
> +# bit7  :  0
> +# bit8  :  1  , add writepath sample stage, must be 1 for DDR freq >=
> 300MHz
> +# bit9  :  0  , no half clock cycle addition to dataout
> +# bit10 :  0  , 1/4 clock cycle skew enabled for addr/ctl signals
> +# bit11 :  0  , 1/4 clock cycle skew disabled for write mesh
> +# bit15-12: 1111 required
> +# bit31-16: 0    required
> +
> +DATA 0xFFD01428 0x00085520   # DDR2 ODT Read Timing (default values)
> +DATA 0xFFD0147C 0x00008552   # DDR2 ODT Write Timing (default values)
> +
> +DATA 0xFFD01500 0x00000000   # CS[0]n Base address to 0x0
> +DATA 0xFFD01504 0x0FFFFFF1   # CS[0]n Size
> +# bit0:    1,  Window enabled
> +# bit1:    0,  Write Protect disabled
> +# bit3-2:  00, CS0 hit selected
> +# bit23-4: ones, required
> +# bit31-24: 0x0F, Size (i.e. 256MB)
> +
> +DATA 0xFFD01508 0x10000000   # CS[1]n Base address to 256Mb
> +DATA 0xFFD0150C 0x0FFFFFF5   # CS[1]n Size 256Mb Window enabled for CS1
> +
> +DATA 0xFFD01514 0x00000000   # CS[2]n Size, window disabled
> +DATA 0xFFD0151C 0x00000000   # CS[3]n Size, window disabled
> +
> +DATA 0xFFD01494 0x00030000   #  DDR ODT Control (Low)
> +DATA 0xFFD01498 0x00000000   #  DDR ODT Control (High)
> +# bit1-0:  00, ODT0 controlled by ODT Control (low) register above
> +# bit3-2:  01, ODT1 active NEVER!
> +# bit31-4: zero, required
> +
> +DATA 0xFFD0149C 0x0000E803   # CPU ODT Control
> +DATA 0xFFD01480 0x00000001   # DDR Initialization Control
> +#bit0=1, enable DDR init upon this register write
> +
> +# End of Header extension
> +DATA 0x0 0x0
> diff --git a/boards.cfg b/boards.cfg
> index dfefc3f..294c675 100644
> --- a/boards.cfg
> +++ b/boards.cfg
> @@ -118,6 +118,7 @@ davinci_sonata               arm         arm926ejs
> sonata              davinci
>  suen3                        arm         arm926ejs   km_arm
> keymile        kirkwood
>  suen8                        arm         arm926ejs   km_arm
> keymile        kirkwood
>  mgcoge3un                    arm         arm926ejs   km_arm
> keymile        kirkwood
> +dreamplug                    arm         arm926ejs   -
> Marvell        kirkwood
>  guruplug                     arm         arm926ejs   -
> Marvell        kirkwood
>  mv88f6281gtw_ge              arm         arm926ejs   -
> Marvell        kirkwood
>  openrd_base                  arm         arm926ejs   openrd
> Marvell        kirkwood        openrd:BOARD_IS_OPENRD_BASE
> diff --git a/include/configs/dreamplug.h b/include/configs/dreamplug.h
> new file mode 100644
> index 0000000..2a908f4
> --- /dev/null
> +++ b/include/configs/dreamplug.h
> @@ -0,0 +1,138 @@
> +/*
> + * (C) Copyright 2011
> + * Jason Cooper <u-boot at lakedaemon.net>
> + *
> + * Based on work by:
> + * Marvell Semiconductor <www.marvell.com>
> + * Written-by: Siddarth Gore <gores at marvell.com>
> + *
> + * 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., 51 Franklin Street, Fifth Floor, Boston,
> + * MA 02110-1301 USA
> + */
> +
> +#ifndef _CONFIG_DREAMPLUG_H
> +#define _CONFIG_DREAMPLUG_H
> +
> +/*
> + * Version number information
> + */
> +#define CONFIG_IDENT_STRING  "\nMarvell-DreamPlug"
> +
> +/*
> + * High Level Configuration Options (easy to change)
> + */
> +#define CONFIG_SHEEVA_88SV131        1       /* CPU Core subversion */
> +#define CONFIG_KIRKWOOD              1       /* SOC Family Name */
> +#define CONFIG_KW88F6281     1       /* SOC Name */
> +#define CONFIG_MACH_GURUPLUG /* Machine type */
> +#define CONFIG_SKIP_LOWLEVEL_INIT    /* disable board lowlevel_init */
> +
> +/*
> + * Commands configuration
> + */
> +#define CONFIG_SYS_NO_FLASH          /* Declare no flash (NOR/SPI) */
> +#include <config_cmd_default.h>
> +#define CONFIG_CMD_DHCP
> +#define CONFIG_CMD_ENV
> +#define CONFIG_CMD_FAT
> +#define CONFIG_CMD_SF
> +#define CONFIG_CMD_PING
> +#define CONFIG_CMD_USB
> +#define CONFIG_CMD_IDE
> +#define CONFIG_CMD_DATE
> +
> +/*
> + * mv-common.h should be defined after CMD configs since it used them
> + * to enable certain macros
> + */
> +#include "mv-common.h"
> +
> +/*
> + *  Environment variables configurations
> + */
> +#ifdef CONFIG_SPI_FLASH
> +#define CONFIG_ENV_IS_IN_SPI_FLASH   1
> +#define CONFIG_ENV_SECT_SIZE         0x10000 /* 64k */
> +#else
> +#define CONFIG_ENV_IS_NOWHERE                1       /* if env in SDRAM */
> +#endif
> +
> +#ifdef CONFIG_CMD_SF
> +#define CONFIG_SPI_FLASH             1
> +#define CONFIG_HARD_SPI                      1
> +#define CONFIG_KIRKWOOD_SPI          1
> +#define CONFIG_SPI_FLASH_MACRONIX    1
> +#define CONFIG_ENV_SPI_BUS           0
> +#define CONFIG_ENV_SPI_CS            0
> +#define CONFIG_ENV_SPI_MAX_HZ                50000000 /* 50 MHz */
> +#endif
> +
> +/*
> + * max 4k env size is enough, but in case of nand
> + * it has to be rounded to sector size
> + */
> +#define CONFIG_ENV_SIZE                      0x1000  /* 4k */
> +#define CONFIG_ENV_ADDR                      0x100000
> +#define CONFIG_ENV_OFFSET            0x100000 /* env starts here */
> +
> +/*
> + * Default environment variables
> + */
> +#define CONFIG_BOOTCOMMAND           "setenv ethact egiga0; " \
> +     "${x_bootcmd_ethernet}; setenv ethact egiga1; " \
> +     "${x_bootcmd_ethernet}; ${x_bootcmd_usb}; ${x_bootcmd_kernel}; "\
> +     "setenv bootargs ${x_bootargs} ${x_bootargs_root}; "    \
> +     "bootm 0x6400000;"
> +
> +#define CONFIG_EXTRA_ENV_SETTINGS    \
> +     "x_bootcmd_ethernet=ping 192.168.2.1\0" \
> +     "x_bootcmd_usb=usb start\0"     \
> +     "x_bootcmd_kernel=fatload usb 0 0x6400000 uImage\0" \
> +     "x_bootargs=console=ttyS0,115200\0"     \
> +     "x_bootargs_root=root=/dev/sda2 rootdelay=10\0"
> +
> +/*
> + * Ethernet Driver configuration
> + */
> +#ifdef CONFIG_CMD_NET
> +#define CONFIG_MVGBE_PORTS   {1, 1}  /* enable both ports */
> +#define CONFIG_PHY_BASE_ADR  0
> +#endif /* CONFIG_CMD_NET */
> +
> +/*
> + * SATA Driver configuration
> + */
> +#ifdef CONFIG_MVSATA_IDE
> +#define CONFIG_SYS_ATA_IDE0_OFFSET   MV_SATA_PORT0_OFFSET
> +#endif /*CONFIG_MVSATA_IDE*/
> +
> +/*
> + * RTC driver configuration
> + */
> +#ifdef CONFIG_CMD_DATE
> +#define CONFIG_RTC_MVINTEG
> +#endif /* CONFIG_CMD_DATE */
> +
> +#define CONFIG_SYS_ALT_MEMTEST
> +
> +/*
> + * display enhanced info about the cpu at boot.
> + */
> +#define CONFIG_DISPLAY_CPUINFO
> +
> +#endif /* _CONFIG_DREAMPLUG_H */
> --

Regards..
Prafulla . .

> 1.7.0.4



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