PXA: Balloon3 board support

The following hardware is currently supported:
- UART
- USB Host
- FPGA

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
This commit is contained in:
Marek Vasut 2010-07-26 06:30:25 +02:00 committed by Wolfgang Denk
parent f905432c04
commit 10da95a13a
8 changed files with 640 additions and 0 deletions

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@ -811,6 +811,7 @@ Greg Ungerer <greg.ungerer@opengear.com>
Marek Vasut <marek.vasut@gmail.com> Marek Vasut <marek.vasut@gmail.com>
balloon3 xscale
palmld xscale palmld xscale
palmtc xscale palmtc xscale
vpac270 xscale vpac270 xscale

49
board/balloon3/Makefile Normal file
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@ -0,0 +1,49 @@
#
# Balloon3 Support
#
# Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
#
# 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 := balloon3.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 $(obj).depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

228
board/balloon3/balloon3.c Normal file
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@ -0,0 +1,228 @@
/*
* Balloon3 Support
*
* Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
*
* 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/hardware.h>
#include <serial.h>
#include <asm/io.h>
#include <spartan3.h>
#include <command.h>
DECLARE_GLOBAL_DATA_PTR;
void balloon3_init_fpga(void);
/*
* Miscelaneous platform dependent initialisations
*/
int board_init(void)
{
/* arch number of vpac270 */
gd->bd->bi_arch_number = MACH_TYPE_BALLOON3;
/* adress of boot parameters */
gd->bd->bi_boot_params = 0xa0000100;
/* Init the FPGA */
balloon3_init_fpga();
return 0;
}
struct serial_device *default_serial_console(void)
{
return &serial_stuart_device;
}
int dram_init(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
return 0;
}
#ifdef CONFIG_CMD_USB
int usb_board_init(void)
{
writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) &
~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
UHCHR);
writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR);
while (readl(UHCHR) & UHCHR_FSBIR)
;
writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR);
writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE);
/* Clear any OTG Pin Hold */
if (readl(PSSR) & PSSR_OTGPH)
writel(readl(PSSR) | PSSR_OTGPH, PSSR);
writel(readl(UHCRHDA) & ~(0x200), UHCRHDA);
writel(readl(UHCRHDA) | 0x100, UHCRHDA);
/* Set port power control mask bits, only 3 ports. */
writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB);
/* enable port 2 */
writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS |
UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR);
return 0;
}
void usb_board_init_fail(void)
{
return;
}
void usb_board_stop(void)
{
writel(readl(UHCHR) | UHCHR_FHR, UHCHR);
udelay(11);
writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR);
writel(readl(UHCCOMS) | 1, UHCCOMS);
udelay(10);
writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN);
return;
}
#endif
#if defined(CONFIG_FPGA)
/* Toggle GPIO103 and GPIO104 -- PROGB and RDnWR */
int fpga_pgm_fn(int nassert, int nflush, int cookie)
{
if (nassert)
writel(0x80, GPCR3);
else
writel(0x80, GPSR3);
if (nflush)
writel(0x100, GPCR3);
else
writel(0x100, GPSR3);
return nassert;
}
/* Check GPIO83 -- INITB */
int fpga_init_fn(int cookie)
{
return !(readl(GPLR2) & 0x80000);
}
/* Check GPIO84 -- BUSY */
int fpga_busy_fn(int cookie)
{
return !(readl(GPLR2) & 0x100000);
}
/* Check GPIO111 -- DONE */
int fpga_done_fn(int cookie)
{
return readl(GPLR3) & 0x8000;
}
/* Configure GPIO104 as GPIO and deassert it */
int fpga_pre_config_fn(int cookie)
{
writel(readl(GAFR3_L) & ~0x30000, GAFR3_L);
writel(0x100, GPCR3);
return 0;
}
/* Configure GPIO104 as nSKTSEL */
int fpga_post_config_fn(int cookie)
{
writel(readl(GAFR3_L) | 0x10000, GAFR3_L);
return 0;
}
/* Toggle RDnWR */
int fpga_wr_fn(int nassert_write, int flush, int cookie)
{
udelay(1000);
if (nassert_write)
writel(0x100, GPCR3);
else
writel(0x100, GPSR3);
return nassert_write;
}
/* Write program to the FPGA */
int fpga_wdata_fn(uchar data, int flush, int cookie)
{
writeb(data, 0x10f00000);
return 0;
}
/* Toggle Clock pin -- NO-OP */
int fpga_clk_fn(int assert_clk, int flush, int cookie)
{
return assert_clk;
}
/* Toggle ChipSelect pin -- NO-OP */
int fpga_cs_fn(int assert_clk, int flush, int cookie)
{
return assert_clk;
}
Xilinx_Spartan3_Slave_Parallel_fns balloon3_fpga_fns = {
fpga_pre_config_fn,
fpga_pgm_fn,
fpga_init_fn,
NULL, /* err */
fpga_done_fn,
fpga_clk_fn,
fpga_cs_fn,
fpga_wr_fn,
NULL, /* rdata */
fpga_wdata_fn,
fpga_busy_fn,
NULL, /* abort */
fpga_post_config_fn,
};
Xilinx_desc fpga = XILINX_XC3S1000_DESC(slave_parallel,
(void *)&balloon3_fpga_fns, 0);
/* Initialize the FPGA */
void balloon3_init_fpga(void)
{
fpga_init();
fpga_add(fpga_xilinx, &fpga);
}
#else
void balloon3_init_fpga(void) {}
#endif /* CONFIG_FPGA */

1
board/balloon3/config.mk Normal file
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@ -0,0 +1 @@
TEXT_BASE = 0xa1000000

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@ -0,0 +1,36 @@
/*
* Balloon3 Lowlevel Hardware Initialization
*
* Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
*
* 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 <config.h>
#include <version.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/macro.h>
.globl lowlevel_init
lowlevel_init:
pxa_gpio_setup
pxa_wait_ticks 0x8000
pxa_mem_setup
pxa_wakeup
pxa_intr_setup
pxa_clock_setup
mov pc, lr

55
board/balloon3/u-boot.lds Normal file
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@ -0,0 +1,55 @@
/*
* (C) Copyright 2000
* 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
*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
cpu/pxa/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 = .;
}

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@ -53,6 +53,7 @@ actux2 arm ixp
actux3 arm ixp actux3 arm ixp
actux4 arm ixp actux4 arm ixp
ixdp425 arm ixp ixdp425 arm ixp
balloon3 arm pxa
cerf250 arm pxa cerf250 arm pxa
cradle arm pxa cradle arm pxa
csb226 arm pxa csb226 arm pxa

269
include/configs/balloon3.h Normal file
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@ -0,0 +1,269 @@
/*
* Balloon3 configuration file
*
* Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
*
* 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
/*
* High Level Board Configuration Options
*/
#define CONFIG_PXA27X 1 /* Marvell PXA270 CPU */
#define CONFIG_BALLOON3 1 /* Balloon3 board */
/*
* Environment settings
*/
#define CONFIG_ENV_OVERWRITE
#define CONFIG_SYS_MALLOC_LEN (128*1024)
#define CONFIG_SYS_GBL_DATA_SIZE 128
#define CONFIG_BOOTCOMMAND \
"if usb reset && fatload usb 0 0xa4000000 uImage; then " \
"bootm 0xa4000000; " \
"fi; " \
"bootm 0x40000;"
#define CONFIG_BOOTARGS "console=tty0 console=ttyS2,115200"
#define CONFIG_TIMESTAMP
#define CONFIG_BOOTDELAY 2 /* Autoboot delay */
#define CONFIG_CMDLINE_TAG
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_LZMA /* LZMA compression support */
/*
* Serial Console Configuration
*/
#define CONFIG_PXA_SERIAL
#define CONFIG_STUART 1
#define CONFIG_BAUDRATE 115200
#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
/*
* Bootloader Components Configuration
*/
#include <config_cmd_default.h>
#undef CONFIG_CMD_NET
#undef CONFIG_CMD_ENV
#undef CONFIG_CMD_IMLS
#define CONFIG_CMD_USB
#define CONFIG_CMD_FPGA
#undef CONFIG_LCD
/*
* KGDB
*/
#ifdef CONFIG_CMD_KGDB
#define CONFIG_KGDB_BAUDRATE 230400 /* kgdb serial port speed */
#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
#endif
/*
* HUSH Shell Configuration
*/
#define CONFIG_SYS_HUSH_PARSER 1
#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
#define CONFIG_SYS_LONGHELP
#ifdef CONFIG_SYS_HUSH_PARSER
#define CONFIG_SYS_PROMPT "$ "
#else
#define CONFIG_SYS_PROMPT "=> "
#endif
#define CONFIG_SYS_CBSIZE 256
#define CONFIG_SYS_PBSIZE \
(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
#define CONFIG_SYS_DEVICE_NULLDEV 1
/*
* Clock Configuration
*/
#undef CONFIG_SYS_CLKS_IN_HZ
#define CONFIG_SYS_HZ 3250000 /* Timer @ 3250000 Hz */
#define CONFIG_SYS_CPUSPEED 0x290 /* 520MHz */
/*
* Stack sizes
*/
#define CONFIG_STACKSIZE (128*1024) /* regular stack */
#ifdef CONFIG_USE_IRQ
#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
#endif
/*
* DRAM Map
*/
#define CONFIG_NR_DRAM_BANKS 3 /* 2 banks of DRAM */
#define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */
#define PHYS_SDRAM_2 0xb0000000 /* SDRAM Bank #2 */
#define PHYS_SDRAM_2_SIZE 0x08000000 /* 128 MB */
#define PHYS_SDRAM_3 0x80000000 /* SDRAM Bank #2 */
#define PHYS_SDRAM_3_SIZE 0x08000000 /* 128 MB */
#define CONFIG_SYS_DRAM_BASE 0xa0000000 /* CS0 */
#define CONFIG_SYS_DRAM_SIZE 0x18000000 /* 384 MB DRAM */
#define CONFIG_SYS_MEMTEST_START 0xa0400000 /* memtest works on */
#define CONFIG_SYS_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */
#define CONFIG_SYS_LOAD_ADDR 0xa1000000
/*
* NOR FLASH
*/
#ifdef CONFIG_CMD_FLASH
#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
#define PHYS_FLASH_SIZE 0x00800000 /* 8 MB */
#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
#define CONFIG_SYS_FLASH_CFI
#define CONFIG_FLASH_CFI_DRIVER 1
#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
#define CONFIG_SYS_MAX_FLASH_BANKS 1
#define CONFIG_SYS_MAX_FLASH_SECT 256
#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
#define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ)
#define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ)
#define CONFIG_SYS_FLASH_LOCK_TOUT (2*CONFIG_SYS_HZ)
#define CONFIG_SYS_FLASH_UNLOCK_TOUT (2*CONFIG_SYS_HZ)
#define CONFIG_SYS_FLASH_PROTECTION
#define CONFIG_ENV_IS_IN_FLASH
#else
#define CONFIG_SYS_NO_FLASH
#define CONFIG_SYS_ENV_IS_NOWHERE
#endif
#define CONFIG_SYS_MONITOR_BASE 0x000000
#define CONFIG_SYS_MONITOR_LEN 0x40000
#define CONFIG_ENV_SIZE 0x2000
#define CONFIG_ENV_ADDR 0x40000
#define CONFIG_ENV_SECT_SIZE 0x10000
/*
* GPIO settings
*/
#define CONFIG_SYS_GPSR0_VAL 0x307dc7fd
#define CONFIG_SYS_GPSR1_VAL 0x03cffa4e
#define CONFIG_SYS_GPSR2_VAL 0x7131c000
#define CONFIG_SYS_GPSR3_VAL 0x01e1f3ff
#define CONFIG_SYS_GPCR0_VAL 0x0
#define CONFIG_SYS_GPCR1_VAL 0x0
#define CONFIG_SYS_GPCR2_VAL 0x0
#define CONFIG_SYS_GPCR3_VAL 0x0
#define CONFIG_SYS_GPDR0_VAL 0xc0f98e02
#define CONFIG_SYS_GPDR1_VAL 0xfcffa8b7
#define CONFIG_SYS_GPDR2_VAL 0x22e3ffff
#define CONFIG_SYS_GPDR3_VAL 0x000201fe
#define CONFIG_SYS_GAFR0_L_VAL 0x96c00000
#define CONFIG_SYS_GAFR0_U_VAL 0xa5e5459b
#define CONFIG_SYS_GAFR1_L_VAL 0x699b759a
#define CONFIG_SYS_GAFR1_U_VAL 0xaaa5a5aa
#define CONFIG_SYS_GAFR2_L_VAL 0xaaaaaaaa
#define CONFIG_SYS_GAFR2_U_VAL 0x01f9a6aa
#define CONFIG_SYS_GAFR3_L_VAL 0x54510003
#define CONFIG_SYS_GAFR3_U_VAL 0x00001599
#define CONFIG_SYS_PSSR_VAL 0x30
/*
* Clock settings
*/
#define CONFIG_SYS_CKEN 0xffffffff
#define CONFIG_SYS_CCCR 0x00000290
/*
* Memory settings
*/
#define CONFIG_SYS_MSC0_VAL 0x7ff07ff8
#define CONFIG_SYS_MSC1_VAL 0x7ff07ff0
#define CONFIG_SYS_MSC2_VAL 0x74a42491
#define CONFIG_SYS_MDCNFG_VAL 0x89d309d3
#define CONFIG_SYS_MDREFR_VAL 0x001d8018
#define CONFIG_SYS_MDMRS_VAL 0x00220022
#define CONFIG_SYS_FLYCNFG_VAL 0x00000000
#define CONFIG_SYS_SXCNFG_VAL 0x00000000
#define CONFIG_SYS_MEM_BUF_IMP 0x0f
/*
* PCMCIA and CF Interfaces
*/
#define CONFIG_SYS_MECR_VAL 0x00000000
#define CONFIG_SYS_MCMEM0_VAL 0x00014307
#define CONFIG_SYS_MCMEM1_VAL 0x00014307
#define CONFIG_SYS_MCATT0_VAL 0x0001c787
#define CONFIG_SYS_MCATT1_VAL 0x0001c787
#define CONFIG_SYS_MCIO0_VAL 0x0001430f
#define CONFIG_SYS_MCIO1_VAL 0x0001430f
/*
* LCD
*/
#ifdef CONFIG_LCD
#define CONFIG_BALLOON3LCD
#define CONFIG_VIDEO_LOGO
#define CONFIG_CMD_BMP
#define CONFIG_SPLASH_SCREEN
#define CONFIG_SPLASH_SCREEN_ALIGN
#define CONFIG_VIDEO_BMP_GZIP
#define CONFIG_VIDEO_BMP_RLE8
#define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (2 << 20)
#endif
/*
* USB
*/
#ifdef CONFIG_CMD_USB
#define CONFIG_USB_OHCI_NEW
#define CONFIG_SYS_USB_OHCI_CPU_INIT
#define CONFIG_SYS_USB_OHCI_BOARD_INIT
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x4C000000
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "balloon3"
#define CONFIG_USB_STORAGE
#define CONFIG_DOS_PARTITION
#define CONFIG_CMD_FAT
#define CONFIG_CMD_EXT2
#endif
/*
* FPGA
*/
#ifdef CONFIG_CMD_FPGA
#define CONFIG_FPGA
#define CONFIG_FPGA_XILINX
#define CONFIG_FPGA_SPARTAN3
#define CONFIG_SYS_FPGA_PROG_FEEDBACK
#define CONFIG_SYS_FPGA_WAIT 1000
#define CONFIG_MAX_FPGA_DEVICES 1
#endif
#endif /* __CONFIG_H */