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qong: support for Dave/DENX QongEVB-LITE board 

This patch adds support for Dave/DENX QongEVB-LITE i.MX31-based board.

Signed-off-by: Ilya Yanok <yanok@emcraft.com>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This commit is contained in:
Ilya Yanok 2009-02-10 00:22:31 +01:00 committed by Jean-Christophe PLAGNIOL-VILLARD
parent 62cbc408f5
commit 0d19f6c8cb
10 changed files with 716 additions and 0 deletions
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3
MAINTAINERS
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@ -655,6 +655,9 @@ Sergey Lapin <slapin@ossfans.org>
afeb9260 ARM926EJS (AT91SAM9260 SoC)
Wolfgang Denk <wd@denx.de>
qong i.MX31
-------------------------------------------------------------------------
Unknown / orphaned boards:

1
MAKEALL
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@ -542,6 +542,7 @@ LIST_ARM11=" \
imx31_litekit \
imx31_phycore \
mx31ads \
qong \
smdk6400 \
"

4
Makefile
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@ -3034,6 +3034,10 @@ mx31ads_config : unconfig
omap2420h4_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm1136 omap2420h4 NULL omap24xx
qong_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm1136 qong davedenx mx31
#########################################################################
## ARM1176 Systems
#########################################################################

53
board/davedenx/qong/Makefile Normal file
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@ -0,0 +1,53 @@
#
# (C) Copyright 2009
# Ilya Yanok, Emcraft Systems Ltd, <yanok@emcraft.com>
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# 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 $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
COBJS := qong.o
SOBJS := lowlevel_init.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(AR) $(ARFLAGS) $@ $(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
#########################################################################

1
board/davedenx/qong/config.mk Normal file
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@ -0,0 +1 @@
TEXT_BASE = 0x8ff00000

172
board/davedenx/qong/lowlevel_init.S Normal file
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@ -0,0 +1,172 @@
/*
* Copyright (C) 2009, Emcraft Systems, Ilya Yanok <yanok@emcraft.com>
*
* Based on board/freescale/mx31ads/lowlevel_init.S
* by Guennadi Liakhovetski.
*
* 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 <asm/arch/mx31-regs.h>
.macro REG reg, val
ldr r2, =\reg
ldr r3, =\val
str r3, [r2]
.endm
.macro REG8 reg, val
ldr r2, =\reg
ldr r3, =\val
strb r3, [r2]
.endm
.macro DELAY loops
ldr r2, =\loops
1:
subs r2, r2, #1
nop
bcs 1b
.endm
/* RedBoot: To support 133MHz DDR */
.macro init_drive_strength
/*
* Disable maximum drive strength SDRAM/DDR lines by clearing DSE1 bits
* in SW_PAD_CTL registers
*/
/* SDCLK */
ldr r1, =IOMUXC_SW_PAD_CTL(0x2b)
ldr r0, [r1, #0x6C]
bic r0, r0, #(1 << 12)
str r0, [r1, #0x6C]
/* CAS */
ldr r0, [r1, #0x70]
bic r0, r0, #(1 << 22)
str r0, [r1, #0x70]
/* RAS */
ldr r0, [r1, #0x74]
bic r0, r0, #(1 << 2)
str r0, [r1, #0x74]
/* CS2 (CSD0) */
ldr r0, [r1, #0x7C]
bic r0, r0, #(1 << 22)
str r0, [r1, #0x7C]
/* DQM3 */
ldr r0, [r1, #0x84]
bic r0, r0, #(1 << 22)
str r0, [r1, #0x84]
/* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 (0x288..0x2DC) */
ldr r2, =22 /* (0x2E0 - 0x288) / 4 = 22 */
pad_loop:
ldr r0, [r1, #0x88]
bic r0, r0, #(1 << 22)
bic r0, r0, #(1 << 12)
bic r0, r0, #(1 << 2)
str r0, [r1, #0x88]
add r1, r1, #4
subs r2, r2, #0x1
bne pad_loop
.endm /* init_drive_strength */
.globl lowlevel_init
lowlevel_init:
init_drive_strength
/* Image Processing Unit: */
/* Too early to switch display on? */
/* Switch on Display Interface */
REG IPU_CONF, IPU_CONF_DI_EN
/* Clock Control Module: */
REG CCM_CCMR, 0x074B0BF5 /* Use CKIH, MCU PLL off */
DELAY 0x40000
REG CCM_CCMR, 0x074B0BF5 | CCMR_MPE /* MCU PLL on */
/* Switch to MCU PLL */
REG CCM_CCMR, (0x074B0BF5 | CCMR_MPE) & ~CCMR_MDS
/* 399-133-66.5 */
ldr r0, =CCM_BASE
ldr r1, =0xFF871650
/* PDR0 */
str r1, [r0, #0x4]
ldr r1, MPCTL_PARAM_399
/* MPCTL */
str r1, [r0, #0x10]
/* Set UPLL=240MHz, USB=60MHz */
ldr r1, =0x49FCFE7F
/* PDR1 */
str r1, [r0, #0x8]
ldr r1, UPCTL_PARAM_240
/* UPCTL */
str r1, [r0, #0x14]
/* default CLKO to 1/8 of the ARM core */
mov r1, #0x00000208
/* COSR */
str r1, [r0, #0x1c]
/* Default: 1, 4, 12, 1 */
REG CCM_SPCTL, PLL_PD(1) | PLL_MFD(4) | PLL_MFI(12) | PLL_MFN(1)
/* B8xxxxxx - NAND, 8xxxxxxx - CSD0 RAM */
REG 0xB8001010, 0x00000004
REG 0xB8001004, ((3 << 21) | /* tXP */ \
(0 << 20) | /* tWTR */ \
(2 << 18) | /* tRP */ \
(1 << 16) | /* tMRD */ \
(0 << 15) | /* tWR */ \
(5 << 12) | /* tRAS */ \
(1 << 10) | /* tRRD */ \
(3 << 8) | /* tCAS */ \
(2 << 4) | /* tRCD */ \
(7 << 0) /* tRC */ )
REG 0xB8001000, 0x92100000
REG 0x80000f00, 0x12344321
REG 0xB8001000, 0xa2100000
REG 0x80000000, 0x12344321
REG 0x80000000, 0x12344321
REG 0xB8001000, 0xb2100000
REG8 0x80000033, 0xda
REG8 0x81000000, 0xff
REG 0xB8001000, ((1 << 31) | \
(0 << 28) | \
(0 << 27) | \
(3 << 24) | /* 14 rows */ \
(2 << 20) | /* 10 cols */ \
(2 << 16) | \
(4 << 13) | /* 3.91us (64ms/16384) */ \
(0 << 10) | \
(0 << 8) | \
(1 << 7) | \
(0 << 0))
REG 0x80000000, 0xDEADBEEF
REG 0xB8001010, 0x0000000c
mov pc, lr
MPCTL_PARAM_399:
.word (((1 - 1) << 26) + ((52 - 1) << 16) + (7 << 10) + (35 << 0))
UPCTL_PARAM_240:
.word (((2 - 1) << 26) + ((13 - 1) << 16) + (9 << 10) + (3 << 0))

168
board/davedenx/qong/qong.c Normal file
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@ -0,0 +1,168 @@
/*
*
* (c) 2009 Emcraft Systems, Ilya Yanok <yanok@emcraft.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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <netdev.h>
#include <asm/arch/mx31.h>
#include <asm/arch/mx31-regs.h>
#include "qong_fpga.h"
DECLARE_GLOBAL_DATA_PTR;
int dram_init (void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = get_ram_size((volatile void *)PHYS_SDRAM_1,
PHYS_SDRAM_1_SIZE);
return 0;
}
int board_init (void)
{
/* Chip selects */
/* CS0: Nor Flash #0 - it must be init'ed when executing from DDR */
/* Assumptions: HCLK = 133 MHz, tACC = 130ns */
__REG(CSCR_U(0)) = ((0 << 31) | /* SP */
(0 << 30) | /* WP */
(0 << 28) | /* BCD */
(0 << 24) | /* BCS */
(0 << 22) | /* PSZ */
(0 << 21) | /* PME */
(0 << 20) | /* SYNC */
(0 << 16) | /* DOL */
(3 << 14) | /* CNC */
(21 << 8) | /* WSC */
(0 << 7) | /* EW */
(0 << 4) | /* WWS */
(6 << 0) /* EDC */
);
__REG(CSCR_L(0)) = ((2 << 28) | /* OEA */
(1 << 24) | /* OEN */
(3 << 20) | /* EBWA */
(3 << 16) | /* EBWN */
(1 << 12) | /* CSA */
(1 << 11) | /* EBC */
(5 << 8) | /* DSZ */
(1 << 4) | /* CSN */
(0 << 3) | /* PSR */
(0 << 2) | /* CRE */
(0 << 1) | /* WRAP */
(1 << 0) /* CSEN */
);
__REG(CSCR_A(0)) = ((2 << 28) | /* EBRA */
(1 << 24) | /* EBRN */
(2 << 20) | /* RWA */
(2 << 16) | /* RWN */
(0 << 15) | /* MUM */
(0 << 13) | /* LAH */
(2 << 10) | /* LBN */
(0 << 8) | /* LBA */
(0 << 6) | /* DWW */
(0 << 4) | /* DCT */
(0 << 3) | /* WWU */
(0 << 2) | /* AGE */
(0 << 1) | /* CNC2 */
(0 << 0) /* FCE */
);
#ifdef CONFIG_QONG_FPGA
/* CS1: FPGA/Network Controller/GPIO */
/* 16-bit, no DTACK */
__REG(CSCR_U(1)) = 0x00000A01;
__REG(CSCR_L(1)) = 0x20040501;
__REG(CSCR_A(1)) = 0x04020C00;
/* setup pins for FPGA */
mx31_gpio_mux(IOMUX_MODE(0x76, MUX_CTL_GPIO));
mx31_gpio_mux(IOMUX_MODE(0x7e, MUX_CTL_GPIO));
mx31_gpio_mux(IOMUX_MODE(0x91, MUX_CTL_OUT_FUNC | MUX_CTL_IN_GPIO));
mx31_gpio_mux(IOMUX_MODE(0x92, MUX_CTL_GPIO));
mx31_gpio_mux(IOMUX_MODE(0x93, MUX_CTL_GPIO));
#endif
/* setup pins for UART1 */
mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX);
mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX);
mx31_gpio_mux(MUX_RTS1__UART1_RTS_B);
mx31_gpio_mux(MUX_CTS1__UART1_CTS_B);
/* board id for linux */
gd->bd->bi_arch_number = MACH_TYPE_QONG;
gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */
return 0;
}
int checkboard (void)
{
printf("Board: DAVE/DENX QongEVB-LITE\n");
return 0;
}
int misc_init_r (void)
{
#ifdef CONFIG_QONG_FPGA
u32 tmp;
/* FPGA reset */
/* rstn = 0 */
tmp = __REG(GPIO2_BASE + GPIO_DR);
tmp &= (~(1 << QONG_FPGA_RST_PIN));
__REG(GPIO2_BASE + GPIO_DR) = tmp;
/* set the GPIO as output */
tmp = __REG(GPIO2_BASE + GPIO_GDIR);
tmp |= (1 << QONG_FPGA_RST_PIN);
__REG(GPIO2_BASE + GPIO_GDIR) = tmp;
/* wait */
udelay(30);
/* rstn = 1 */
tmp = __REG(GPIO2_BASE + GPIO_DR);
tmp |= (1 << QONG_FPGA_RST_PIN);
__REG(GPIO2_BASE + GPIO_DR) = tmp;
/* set interrupt pin as input */
__REG(GPIO2_BASE + GPIO_GDIR) = tmp | (1 << QONG_FPGA_IRQ_PIN);
/* wait while the FPGA starts */
udelay(300);
tmp = *(volatile u32*)QONG_FPGA_CTRL_VERSION;
printf("FPGA: ");
printf("version register = %u.%u.%u\n",
(tmp & 0xF000) >> 12, (tmp & 0x0F00) >> 8, tmp & 0x00FF);
#endif
return 0;
}
int board_eth_init(bd_t *bis)
{
#if defined(CONFIG_QONG_FPGA) && defined(CONFIG_DNET)
return dnet_eth_initialize(0, (void *)CONFIG_DNET_BASE, -1);
#else
return 0;
#endif
}

41
board/davedenx/qong/qong_fpga.h Normal file
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@ -0,0 +1,41 @@
/*
*
* (c) 2009 Emcraft Systems, Ilya Yanok <yanok@emcraft.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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef QONG_FPGA_H
#define QONG_FPGA_H
#ifdef CONFIG_QONG_FPGA
#define QONG_FPGA_CTRL_BASE CONFIG_FPGA_BASE
#define QONG_FPGA_CTRL_VERSION (QONG_FPGA_CTRL_BASE + 0x00000000)
#define QONG_FPGA_PERIPH_SIZE (1 << 24)
#define QONG_FPGA_TCK_PIN 26
#define QONG_FPGA_TMS_PIN 25
#define QONG_FPGA_TDI_PIN 8
#define QONG_FPGA_TDO_PIN 7
#define QONG_FPGA_RST_PIN 16
#define QONG_FPGA_IRQ_PIN 8
#endif
#endif /* QONG_FPGA_H */

58
board/davedenx/qong/u-boot.lds Normal file
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@ -0,0 +1,58 @@
/*
* (C) Copyright 2009
* Ilya Yanok, Emcraft Systems Ltd, <yanok@emcraft.com>
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
*
* 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
*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
cpu/arm1136/start.o (.text)
*(.text)
}
. = ALIGN(4);
.rodata : { *(.rodata) }
. = ALIGN(4);
.data : { *(.data) }
. = ALIGN(4);
.got : { *(.got) }
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = ALIGN(4);
__bss_start = .;
.bss : { *(.bss) }
_end = .;
}

215
include/configs/qong.h Normal file
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@ -0,0 +1,215 @@
/*
* Copyright (C) 2009, Ilya Yanok, Emcraft Systems, <yanok@emcraft.com>
*
* Configuration settings for the Dave/DENX QongEVB-LITE board.
*
* 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
#include <asm/arch/mx31-regs.h>
/* High Level Configuration Options */
#define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */
#define CONFIG_MX31 1 /* in a mx31 */
#define CONFIG_QONG 1
#define CONFIG_MX31_HCLK_FREQ 26000000 /* 26MHz */
#define CONFIG_MX31_CLK32 32768
#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_DISPLAY_BOARDINFO
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024)
/* size in bytes reserved for initial data */
#define CONFIG_SYS_GBL_DATA_SIZE 128
/*
* Hardware drivers
*/
#define CONFIG_MX31_UART 1
#define CONFIG_SYS_MX31_UART1 1
/* FPGA */
#define CONFIG_QONG_FPGA 1
#define CONFIG_FPGA_BASE (CS1_BASE)
#ifdef CONFIG_QONG_FPGA
/* Ethernet */
#define CONFIG_DNET 1
#define CONFIG_DNET_BASE (CS1_BASE + QONG_FPGA_PERIPH_SIZE)
#define CONFIG_NET_MULTI 1
/*
* Reducing the ARP timeout from default 5 seconds to 200ms we speed up the
* initial TFTP transfer, should the user wish one, significantly.
*/
#define CONFIG_ARP_TIMEOUT 200UL
#endif /* CONFIG_QONG_FPGA */
#define CONFIG_CONS_INDEX 1
#define CONFIG_BAUDRATE 115200
#define CONFIG_SYS_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200}
/***********************************************************
* Command definition
***********************************************************/
#include <config_cmd_default.h>
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_NET
#define CONFIG_CMD_MII
/*
* You can compile in a MAC address and your custom net settings by using
* the following syntax.
*
* #define CONFIG_ETHADDR xx:xx:xx:xx:xx:xx
* #define CONFIG_SERVERIP <server ip>
* #define CONFIG_IPADDR <board ip>
* #define CONFIG_GATEWAYIP <gateway ip>
* #define CONFIG_NETMASK <your netmask>
*/
#define CONFIG_BOOTDELAY 5
#define CONFIG_LOADADDR 0x80800000 /* loadaddr env var */
#define xstr(s) str(s)
#define str(s) #s
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=${serverip}:${rootpath}\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
"addip=setenv bootargs ${bootargs} " \
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
":${hostname}:${netdev}:off panic=1\0" \
"addtty=setenv bootargs ${bootargs}" \
" console=ttymxc0,${baudrate}\0" \
"addmisc=setenv bootargs ${bootargs}\0" \
"uboot_addr=a0000000\0" \
"kernel_addr=a0080000\0" \
"ramdisk_addr=a0300000\0" \
"uboot=qong/u-boot.bin\0" \
"kernel_addr_r=80800000\0" \
"hostname=qong\0" \
"bootfile=qong/uImage\0" \
"rootpath=/opt/eldk-4.2-arm/armVFP\0" \
"flash_self=run ramargs addip addtty addmisc;" \
"bootm ${kernel_addr} ${ramdisk_addr}\0" \
"flash_nfs=run nfsargs addip addtty addmisc;" \
"bootm ${kernel_addr}\0" \
"net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
"run nfsargs addip addtty addmisc;" \
"bootm\0" \
"load=tftp ${loadaddr} ${uboot}\0" \
"update=protect off " xstr(CONFIG_SYS_MONITOR_BASE) \
" +${filesize};era " xstr(CONFIG_SYS_MONITOR_BASE) \
" +${filesize};cp.b ${fileaddr} " \
xstr(CONFIG_SYS_MONITOR_BASE) " ${filesize};" \
"setenv filesize;saveenv\0" \
"upd=run load update\0" \
/*
* Miscellaneous configurable options
*/
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#define CONFIG_SYS_PROMPT "=> "
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
/* Print Buffer Size */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_MAXARGS 32 /* max number of command args */
/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
/* memtest works on first 255MB of RAM */
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1
#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + 0xff000000)
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
#define CONFIG_SYS_HZ 1000
#define CONFIG_CMDLINE_EDITING 1
#define CONFIG_MISC_INIT_R 1
/*-----------------------------------------------------------------------
* Stack sizes
*
* The stack sizes are set up in start.S using the settings below
*/
#define CONFIG_STACKSIZE (128 * 1024) /* regular stack */
/*-----------------------------------------------------------------------
* Physical Memory Map
*/
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM_1 CSD0_BASE
#define PHYS_SDRAM_1_SIZE 0x10000000 /* 256 MB */
/*-----------------------------------------------------------------------
* FLASH and environment organization
*/
#define CONFIG_SYS_FLASH_BASE CS0_BASE
#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
/* max number of sectors on one chip */
#define CONFIG_SYS_MAX_FLASH_SECT 1024
/* Monitor at beginning of flash */
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_MONITOR_LEN 0x40000 /* Reserve 256KiB */
#define CONFIG_ENV_IS_IN_FLASH 1
#define CONFIG_ENV_SECT_SIZE 0x20000
#define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE
#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x40000)
/* Address and size of Redundant Environment Sector */
#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
/*-----------------------------------------------------------------------
* CFI FLASH driver setup
*/
/* Flash memory is CFI compliant */
#define CONFIG_SYS_FLASH_CFI 1
/* Use drivers/cfi_flash.c */
#define CONFIG_FLASH_CFI_DRIVER 1
/* Use buffered writes (~10x faster) */
#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
/* Use hardware sector protection */
#define CONFIG_SYS_FLASH_PROTECTION 1
/*
* JFFS2 partitions
*/
#define CONFIG_JFFS2_CMDLINE
#endif /* __CONFIG_H */