From: Sandeep Paulraj s-paulraj@ti.com

This patch adds support for the leopard board which is based on the DM355 SOC.

Signed-off-by: Sandeep Paulraj s-paulraj@ti.com --- Changes since the initial version - Add entries to MAINTAINERS and MAKEALL as suggested by Wolfgang - Use GPIO memory map to write to GPIO registers

This has been tested on the Leopard Board MAINTAINERS | 1 + MAKEALL | 1 + Makefile | 3 + board/davinci/dm355leopard/Makefile | 52 +++++++++ board/davinci/dm355leopard/config.mk | 6 + board/davinci/dm355leopard/dm355leopard.c | 97 +++++++++++++++++ include/configs/davinci_dm355leopard.h | 162 +++++++++++++++++++++++++++++ 7 files changed, 322 insertions(+), 0 deletions(-) create mode 100644 board/davinci/dm355leopard/Makefile create mode 100644 board/davinci/dm355leopard/config.mk create mode 100644 board/davinci/dm355leopard/dm355leopard.c create mode 100644 include/configs/davinci_dm355leopard.h

diff --git a/MAINTAINERS b/MAINTAINERS index 863185d..28d164d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -614,6 +614,7 @@ Sergey Kubushyn ksi@koi8.net

Sandeep Paulraj s-paulraj@ti.com

+ davinci_dm355leopard ARM926EJS davinci_dm6467evm ARM926EJS

Prakash Kumar prakash@embedx.com diff --git a/MAKEALL b/MAKEALL index 8fcd9b9..5c39a3a 100755 --- a/MAKEALL +++ b/MAKEALL @@ -567,6 +567,7 @@ LIST_ARM9=" \ davinci_sffsdr \ davinci_sonata \ davinci_dm355evm \ + davinci_dm355leopard \ davinci_dm6467evm \ "

diff --git a/Makefile b/Makefile index c21e89e..2d8b7cd 100644 --- a/Makefile +++ b/Makefile @@ -2927,6 +2927,9 @@ davinci_sonata_config : unconfig davinci_dm355evm_config : unconfig @$(MKCONFIG) $(@:_config=) arm arm926ejs dm355evm davinci davinci

+davinci_dm355leopard_config : unconfig + @$(MKCONFIG) $(@:_config=) arm arm926ejs dm355leopard davinci davinci + davinci_dm365evm_config : unconfig @$(MKCONFIG) $(@:_config=) arm arm926ejs dm365evm davinci davinci

diff --git a/board/davinci/dm355leopard/Makefile b/board/davinci/dm355leopard/Makefile new file mode 100644 index 0000000..26b0705 --- /dev/null +++ b/board/davinci/dm355leopard/Makefile @@ -0,0 +1,52 @@ +# +# (C) Copyright 2000, 2001, 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# Copyright (C) 2007 Sergey Kubushyn ksi@koi8.net +# +# 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 := $(BOARD).o +SOBJS := + +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 + +######################################################################### +# This is for $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/davinci/dm355leopard/config.mk b/board/davinci/dm355leopard/config.mk new file mode 100644 index 0000000..d67df02 --- /dev/null +++ b/board/davinci/dm355leopard/config.mk @@ -0,0 +1,6 @@ +# Linux Kernel is expected to be at 8000'8000, entry 8000'8000 +# (mem base + reserved) +# + +#Provide at least 16MB spacing between us and the Linux Kernel image +TEXT_BASE = 0x81080000 diff --git a/board/davinci/dm355leopard/dm355leopard.c b/board/davinci/dm355leopard/dm355leopard.c new file mode 100644 index 0000000..7350e8d --- /dev/null +++ b/board/davinci/dm355leopard/dm355leopard.c @@ -0,0 +1,97 @@ +/* + * Copyright (C) 2009 Texas Instruments Incorporated + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <common.h> +#include <nand.h> +#include <asm/io.h> +#include <asm/arch/hardware.h> +#include <asm/arch/gpio_defs.h> +#include "../common/misc.h" +#include <net.h> +#include <netdev.h> + +DECLARE_GLOBAL_DATA_PTR; + +int board_init(void) +{ + struct davinci_gpio *gpio01_base = + (struct davinci_gpio *)DAVINCI_GPIO_BANK01; + struct davinci_gpio *gpio23_base = + (struct davinci_gpio *)DAVINCI_GPIO_BANK23; + struct davinci_gpio *gpio67_base = + (struct davinci_gpio *)DAVINCI_GPIO_BANK67; + + gd->bd->bi_arch_number = MACH_TYPE_DM355_LEOPARD; + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; + + /* GIO 9 & 10 are used for IO */ + writel((readl(PINMUX3) & 0XF8FFFFFF), PINMUX3); + + /* Interrupt set GIO 9 */ + writel((readl(DAVINCI_GPIO_BINTEN) | 0x1), DAVINCI_GPIO_BINTEN); + + /* set GIO 9 input */ + writel((readl(&gpio01_base->dir) | (1 << 9)), &gpio01_base->dir); + + /* Both edge trigger GIO 9 */ + writel((readl(&gpio01_base->set_rising) | (1 << 9)), + &gpio01_base->set_rising); + writel((readl(&gpio01_base->dir) & ~(1 << 5)), &gpio01_base->dir); + + /* output low */ + writel((readl(&gpio01_base->set_data) & ~(1 << 5)), + &gpio01_base->set_data); + + /* set GIO 10 output */ + writel((readl(&gpio01_base->dir) & ~(1 << 10)), &gpio01_base->dir); + + /* output high */ + writel((readl(&gpio01_base->set_data) | (1 << 10)), + &gpio01_base->set_data); + + /* set GIO 32 output */ + writel((readl(&gpio23_base->dir) & ~(1 << 0)), &gpio23_base->dir); + + /* output High */ + writel((readl(&gpio23_base->set_data) | (1 << 0)), + &gpio23_base->set_data); + + /* Enable UART1 MUX Lines */ + writel((readl(PINMUX0) & ~3), PINMUX0); + writel((readl(&gpio67_base->dir) & ~(1 << 6)), &gpio67_base->dir); + writel((readl(&gpio67_base->set_data) | (1 << 6)), + &gpio67_base->set_data); + + return 0; +} + +#ifdef CONFIG_DRIVER_DM9000 +int board_eth_init(bd_t *bis) +{ + return dm9000_initialize(bis); +} +#endif + +#ifdef CONFIG_NAND_DAVINCI +int board_nand_init(struct nand_chip *nand) +{ + davinci_nand_init(nand); + + return 0; +} +#endif diff --git a/include/configs/davinci_dm355leopard.h b/include/configs/davinci_dm355leopard.h new file mode 100644 index 0000000..5db720e --- /dev/null +++ b/include/configs/davinci_dm355leopard.h @@ -0,0 +1,162 @@ +/* + * Copyright (C) 2009 Texas Instruments Incorporated + * + * 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 DAVINCI_DM355LEOPARD + +#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is a 3rd stage loader */ +#define CONFIG_SKIP_RELOCATE_UBOOT +#define CONFIG_SYS_NO_FLASH /* that is, no *NOR* flash */ +#define CONFIG_SYS_CONSOLE_INFO_QUIET +#define CONFIG_DISPLAY_CPUINFO + +/* SoC Configuration */ +#define CONFIG_ARM926EJS /* arm926ejs CPU */ +#define CONFIG_SYS_TIMERBASE 0x01c21400 /* use timer 0 */ +#define CONFIG_SYS_HZ_CLOCK 24000000 /* timer0 freq */ +#define CONFIG_SYS_HZ 1000 +#define CONFIG_SOC_DM355 /* DM355 based board */ + +/* Memory Info */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM_1 0x80000000 +#define PHYS_SDRAM_1_SIZE (128 << 20) /* 128 MiB */ + +/* Serial Driver info: UART0 for console */ +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE -4 +#define CONFIG_SYS_NS16550_COM1 0x01c20000 +#define CONFIG_SYS_NS16550_CLK CONFIG_SYS_HZ_CLOCK +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 + +/* Ethernet: external DM9000 */ +#define CONFIG_DRIVER_DM9000 1 +#define CONFIG_DM9000_BASE 0x04000000 +#define DM9000_IO CONFIG_DM9000_BASE +#define DM9000_DATA (CONFIG_DM9000_BASE + 16) +#define CONFIG_NET_MULTI + +/* I2C */ +#define CONFIG_HARD_I2C +#define CONFIG_DRIVER_DAVINCI_I2C +#define CONFIG_SYS_I2C_SPEED 400000 +#define CONFIG_SYS_I2C_SLAVE 0x10 + +/* NAND */ +#define CONFIG_NAND_DAVINCI +#define CONFIG_SYS_NAND_USE_FLASH_BBT +#define CONFIG_SYS_NAND_HW_ECC + +#define CONFIG_SYS_NAND_BASE_LIST { 0x02000000, } +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define CONFIG_SYS_NAND_MAX_CHIPS 1 + +/* U-Boot command configuration */ +#include <config_cmd_default.h> + +#undef CONFIG_CMD_BDI +#undef CONFIG_CMD_FLASH +#undef CONFIG_CMD_FPGA +#undef CONFIG_CMD_SETGETDCR + +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_I2C +#define CONFIG_CMD_PING +#define CONFIG_CMD_SAVES + +#ifdef CONFIG_NAND_DAVINCI +#define CONFIG_CMD_MTDPARTS +#define CONFIG_MTD_PARTITIONS +#define CONFIG_MTD_DEVICE +#define CONFIG_CMD_NAND +#define CONFIG_CMD_UBI +#define CONFIG_RBTREE +#endif + +#define CONFIG_CRC32_VERIFY +#define CONFIG_MX_CYCLIC + +/* U-Boot general configuration */ +#undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */ +#define CONFIG_BOOTFILE "uImage" /* Boot file name */ +#define CONFIG_SYS_PROMPT "DM355 LEOPARD # " +#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ +#define CONFIG_SYS_PBSIZE /* Print buffer size */ \ + (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ +#define CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " +#define CONFIG_SYS_LONGHELP + +#ifdef CONFIG_NAND_DAVINCI +#define CONFIG_ENV_SIZE (256 << 10) /* 256 KiB */ +#define CONFIG_ENV_IS_IN_NAND +#define CONFIG_ENV_OFFSET 0x3C0000 +#define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */ +#undef CONFIG_ENV_IS_IN_FLASH +#define CONFIG_ENV_OVERWRITE +#endif + +#define CONFIG_BOOTDELAY 3 +#define CONFIG_BOOTCOMMAND "dhcp;bootm" +#define CONFIG_BOOTARGS \ + "console=ttyS0,115200n8 " \ + "root=/dev/mmcblk0p1 rootwait rootfstype=ext3 ro" + +#define CONFIG_CMDLINE_EDITING +#define CONFIG_VERSION_VARIABLE +#define CONFIG_TIMESTAMP + +#define CONFIG_NET_RETRY_COUNT 10 + +/* U-Boot memory configuration */ +#define CONFIG_STACKSIZE (256 << 10) /* 256 KiB */ +#define CONFIG_SYS_MALLOC_LEN (1 << 20) /* 1 MiB */ +#define CONFIG_SYS_GBL_DATA_SIZE 128 /* for initial data */ +#define CONFIG_SYS_MEMTEST_START 0x87000000 /* physical address */ +#define CONFIG_SYS_MEMTEST_END 0x88000000 /* test 16MB RAM */ + +/* Linux interfacing */ +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_SYS_BARGSIZE 1024 /* bootarg Size */ +#define CONFIG_SYS_LOAD_ADDR 0x80700000 /* kernel address */ + +#define MTDIDS_DEFAULT "nand0=davinci_nand.0" + +#ifdef CONFIG_SYS_NAND_LARGEPAGE +#define PART_BOOT "2m(bootloader)ro," +#else +/* Assume 16K erase blocks; allow a few bad ones. */ +#define PART_BOOT "512k(bootloader)ro," +#endif + +#define PART_KERNEL "4m(kernel)," /* kernel + initramfs */ +#define PART_REST "-(filesystem)" + +#define MTDPARTS_DEFAULT \ + "mtdparts=davinci_nand.0:" PART_BOOT PART_KERNEL PART_REST + +#endif /* __CONFIG_H */