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mxs: Add MX23 olinuxino board support

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This patch adds support for MX23-based Olinuxino board.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Otavio Salvador <otavio@ossystems.com.br>
Cc: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Marek Vasut 2013-01-12 07:11:11 +00:00 committed by Stefano Babic
parent 9fb6aa9a61
commit 64a9386080
6 changed files with 325 additions and 0 deletions
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1
MAINTAINERS
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@ -935,6 +935,7 @@ Marek Vasut <marek.vasut@gmail.com>
palmtc xscale/pxa
vpac270 xscale/pxa
zipitz2 xscale/pxa
mx23_olinuxino i.MX23
m28evk i.MX28
sc_sps_1 i.MX28

47
board/olimex/mx23_olinuxino/Makefile Normal file
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@ -0,0 +1,47 @@
#
# (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).o
ifndef CONFIG_SPL_BUILD
COBJS := mx23_olinuxino.o
else
COBJS := spl_boot.o
endif
SRCS := $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
$(LIB): $(obj).depend $(OBJS)
$(call cmd_link_o_target, $(OBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

51
board/olimex/mx23_olinuxino/mx23_olinuxino.c Normal file
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@ -0,0 +1,51 @@
/*
* Olimex MX23 Olinuxino board
*
* Copyright (C) 2013 Marek Vasut <marex@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 <common.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/sys_proto.h>
DECLARE_GLOBAL_DATA_PTR;
/*
* Functions
*/
int board_early_init_f(void)
{
/* SSP clock init will come here soon. */
return 0;
}
int dram_init(void)
{
return mxs_dram_init();
}
int board_init(void)
{
/* Adress of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
return 0;
}

90
board/olimex/mx23_olinuxino/spl_boot.c Normal file
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@ -0,0 +1,90 @@
/*
* Olimex MX23 Olinuxino Boot setup
*
* Copyright (C) 2013 Marek Vasut <marex@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 <common.h>
#include <config.h>
#include <asm/io.h>
#include <asm/arch/iomux-mx23.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/sys_proto.h>
#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL)
const iomux_cfg_t iomux_setup[] = {
/* DUART */
MX23_PAD_PWM0__DUART_RX,
MX23_PAD_PWM1__DUART_TX,
/* EMI */
MX23_PAD_EMI_D00__EMI_D00 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D01__EMI_D01 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D02__EMI_D02 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D03__EMI_D03 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D04__EMI_D04 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D05__EMI_D05 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D06__EMI_D06 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D07__EMI_D07 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D08__EMI_D08 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D09__EMI_D09 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D10__EMI_D10 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D11__EMI_D11 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D12__EMI_D12 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D13__EMI_D13 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D14__EMI_D14 | MUX_CONFIG_EMI,
MX23_PAD_EMI_D15__EMI_D15 | MUX_CONFIG_EMI,
MX23_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI,
MX23_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI,
MX23_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI,
MX23_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI,
MX23_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI,
MX23_PAD_EMI_CLKN__EMI_CLKN | MUX_CONFIG_EMI,
MX23_PAD_EMI_A00__EMI_A00 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A01__EMI_A01 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A02__EMI_A02 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A03__EMI_A03 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A04__EMI_A04 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A05__EMI_A05 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A06__EMI_A06 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A07__EMI_A07 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A08__EMI_A08 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A09__EMI_A09 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A10__EMI_A10 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A11__EMI_A11 | MUX_CONFIG_EMI,
MX23_PAD_EMI_A12__EMI_A12 | MUX_CONFIG_EMI,
MX23_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI,
MX23_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI,
MX23_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI,
MX23_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI,
MX23_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI,
MX23_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI,
MX23_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
MX23_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
};
void board_init_ll(void)
{
mxs_common_spl_init(iomux_setup, ARRAY_SIZE(iomux_setup));
}

1
boards.cfg
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@ -191,6 +191,7 @@ tx25 arm arm926ejs tx25 karo
zmx25 arm arm926ejs zmx25 syteco mx25
imx27lite arm arm926ejs imx27lite logicpd mx27
magnesium arm arm926ejs imx27lite logicpd mx27
mx23_olinuxino arm arm926ejs mx23_olinuxino olimex mxs mx23_olinuxino
apx4devkit arm arm926ejs apx4devkit bluegiga mxs apx4devkit
m28evk arm arm926ejs m28evk denx mxs m28evk
mx28evk arm arm926ejs mx28evk freescale mxs mx28evk

135
include/configs/mx23_olinuxino.h Normal file
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@ -0,0 +1,135 @@
/*
* Copyright (C) 2013 Marek Vasut <marex@denx.de>
*
* 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 __MX23_OLINUXINO_CONFIG_H__
#define __MX23_OLINUXINO_CONFIG_H__
/*
* SoC configurations
*/
#define CONFIG_MX23 /* i.MX23 SoC */
#define CONFIG_MXS_GPIO /* GPIO control */
#define CONFIG_SYS_HZ 1000 /* Ticks per second */
#define CONFIG_MACH_TYPE 4105
#include <asm/arch/regs-base.h>
#define CONFIG_SYS_NO_FLASH
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_ARCH_MISC_INIT
/*
* SPL
*/
#define CONFIG_SPL
#define CONFIG_SPL_NO_CPU_SUPPORT_CODE
#define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs"
#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
#define CONFIG_SPL_LIBCOMMON_SUPPORT
#define CONFIG_SPL_LIBGENERIC_SUPPORT
#define CONFIG_SPL_GPIO_SUPPORT
/*
* U-Boot Commands
*/
#include <config_cmd_default.h>
#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_DOS_PARTITION
#define CONFIG_CMD_CACHE
#define CONFIG_CMD_FAT
#define CONFIG_CMD_GPIO
/*
* Memory configurations
*/
#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
#define PHYS_SDRAM_1 0x40000000 /* Base address */
#define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */
#define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */
#define CONFIG_SYS_GBL_DATA_SIZE 128 /* Initial data */
#define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */
#define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
/* Point initial SP in SRAM so SPL can use it too. */
#define CONFIG_SYS_INIT_RAM_ADDR 0x00000000
#define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024)
#define CONFIG_SYS_INIT_SP_OFFSET \
(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
/*
* We need to sacrifice first 4 bytes of RAM here to avoid triggering some
* strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
* binary. In case there was more of this mess, 0x100 bytes are skipped.
*/
#define CONFIG_SYS_TEXT_BASE 0x40000100
/*
* U-Boot general configurations
*/
#define CONFIG_SYS_LONGHELP
#define CONFIG_SYS_PROMPT "=> "
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */
#define CONFIG_SYS_PBSIZE \
(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
/* Print buffer size */
#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
/* Boot argument buffer size */
#define CONFIG_VERSION_VARIABLE /* U-BOOT version */
#define CONFIG_AUTO_COMPLETE /* Command auto complete */
#define CONFIG_CMDLINE_EDITING /* Command history etc */
#define CONFIG_SYS_HUSH_PARSER
/*
* Serial Driver
*/
#define CONFIG_PL011_SERIAL
#define CONFIG_PL011_CLOCK 24000000
#define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE }
#define CONFIG_CONS_INDEX 0
#define CONFIG_BAUDRATE 115200 /* Default baud rate */
/*
* APBH DMA
*/
#define CONFIG_APBH_DMA
/*
* ENV -- nowhere so far
*/
#define CONFIG_ENV_SIZE (16 * 1024)
#define CONFIG_ENV_IS_NOWHERE
/*
* Boot Linux
*/
#define CONFIG_CMDLINE_TAG
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_BOOTDELAY 3
#define CONFIG_BOOTFILE "uImage"
#define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 "
#define CONFIG_LOADADDR 0x42000000
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
#define CONFIG_OF_LIBFDT
#endif /* __MX23_OLINUXINO_CONFIG_H__ */