Add nds32 based board adp-ag101 support. Signed-off-by: Macpaul Lin <[email protected]> --- board/AndesTech/adp-ag101/Makefile | 60 ++++++++++++++ board/AndesTech/adp-ag101/adp-ag101.c | 144 +++++++++++++++++++++++++++++++++ board/AndesTech/adp-ag101/config.mk | 46 +++++++++++ 3 files changed, 250 insertions(+), 0 deletions(-) create mode 100644 board/AndesTech/adp-ag101/Makefile create mode 100644 board/AndesTech/adp-ag101/adp-ag101.c create mode 100644 board/AndesTech/adp-ag101/config.mk
diff --git a/board/AndesTech/adp-ag101/Makefile b/board/AndesTech/adp-ag101/Makefile new file mode 100644 index 0000000..53d8592 --- /dev/null +++ b/board/AndesTech/adp-ag101/Makefile @@ -0,0 +1,60 @@ +# +# (C) Copyright 2002 +# Sysgo Real-Time Solutions, GmbH <www.elinos.com> +# Marius Groeger <[email protected]> +# +# Copyright (C) 2006 Andes Technology Corporation +# Shawn Lin, Andes Tech Crop. <[email protected]> +# Macpaul Lin, Andes Technology Corporation <[email protected]> +# +# 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 + +OBJS-y += adp-ag101.o ../common/serial.o ../common/flib_serial.o \ + ../common/flash.o ../common/flib_flash.o ../common/env.o +OBJS-$(CONFIG_DRIVER_FTMAC100) += ../common/ftmac100.o +OBJS-$(CONFIG_DRIVER_FTPCI100) += ../common/ftpci100.o +OBJS-$(CONFIG_DRIVER_FOTG2xx) += ../common/fotg2xx.o + +SOBJS := +OBJS := $(OBJS-y) + +all: $(LIB) + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +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/AndesTech/adp-ag101/adp-ag101.c b/board/AndesTech/adp-ag101/adp-ag101.c new file mode 100644 index 0000000..8e56999 --- /dev/null +++ b/board/AndesTech/adp-ag101/adp-ag101.c @@ -0,0 +1,144 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <[email protected]> + * + * Copyright (C) 2006 Andes Technology Corporation + * Shawn Lin, Andes Technology Corporation <[email protected]> + * Macpaul Lin, Andes Technology Corporation <[email protected]> + * + * 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 <asm/andesboot.h> +//#include <porting.h> +#include "../include/porting.h" + +/* + * Miscelaneous platform dependent initialisations + */ + +int board_init(bd_t *bd) +{ +#ifdef not_complete_yet + /* Activate LED flasher */ + IO_LEDFLSH = 0x40; +#endif /* end_of_not */ + + /* arch number MACH_TYPE_EDB7312 */ + bd->bi_arch_number = 91; + + /* location of boot parameters */ + bd->bi_boot_params = 0x400; + + return 1; +} + +/* + * bank_num ==> setting the config of which bank (0, 1st, 2nd, ..) + * data_width ==> the width of the SDRAM module on the bank + * sdram_size ==> the size of each module + * bus_width ==> the width of data bus + * bank_size ==> the total memory size of the bank (should be equal as "sdram_size * how many modules") + */ +#define SDRAM_MODULE_WIDTH_4 0 +#define SDRAM_MODULE_WIDTH_8 (1<<12) +#define SDRAM_MODULE_WIDTH_16 (2<<12) +#define SDRAM_MODULE_WIDTH_32 (3<<12) + + +// 16M bit, 64M bit,... +#define SDRAM_MODULE_SIZE_16M 0 +#define SDRAM_MODULE_SIZE_64M (1<<8) +#define SDRAM_MODULE_SIZE_128M (2<<8) +#define SDRAM_MODULE_SIZE_256M (3<<8) + +#define SDRAM_BUS_WIDTH_8 0 +#define SDRAM_BUS_WIDTH_16 (1<<4) +#define SDRAM_BUS_WIDTH_32 (2<<4) + +// 1M byte, 2M byte,... +#define SDRAM_BANK_SIZE_1M 0 +#define SDRAM_BANK_SIZE_2M 1 +#define SDRAM_BANK_SIZE_4M 2 +#define SDRAM_BANK_SIZE_8M 3 +#define SDRAM_BANK_SIZE_16M 4 +#define SDRAM_BANK_SIZE_32M 5 +#define SDRAM_BANK_SIZE_64M 6 +#define SDRAM_BANK_SIZE_128M 7 +#define SDRAM_BANK_SIZE_256M 8 + + +#define NDS32_COMMON_BANK_REG_BASE 0x0c + +void sdram_config(int bank_num, u32 bank_base, int data_width, int sdram_size, int bus_width, int bank_size) +{ + u32 config_reg_val; + + config_reg_val = (1UL<<28) | (bank_base>>4)&0x0fff0000 | data_width | sdram_size | bus_width | bank_size; + + cpe_outl( NDS32_COMMON_SDRAMC_BASE + NDS32_COMMON_BANK_REG_BASE + bank_num*4, config_reg_val); +} + +int dram_init(bd_t *bd) +{ +#ifdef not_complete_yet + // initialize the base address of SDRAM + sdram_config( 0, 0x0, SDRAM_MODULE_WIDTH_8, SDRAM_MODULE_SIZE_64M, SDRAM_BUS_WIDTH_32, SDRAM_BANK_SIZE_32M); + sdram_config( 1, 0x02000000, SDRAM_MODULE_WIDTH_8, SDRAM_MODULE_SIZE_64M, SDRAM_BUS_WIDTH_32, SDRAM_BANK_SIZE_32M); + sdram_config( 2, 0x04000000, SDRAM_MODULE_WIDTH_8, SDRAM_MODULE_SIZE_64M, SDRAM_BUS_WIDTH_32, SDRAM_BANK_SIZE_32M); + sdram_config( 3, 0x06000000, SDRAM_MODULE_WIDTH_8, SDRAM_MODULE_SIZE_64M, SDRAM_BUS_WIDTH_32, SDRAM_BANK_SIZE_32M); +#endif /* end_of_not */ + + int i; + u32 config_reg_ptr; + u32 config_reg_val; + u32 phys_sdram_size = 0; + + /* for convinence, we assume there is only one bank in total. + * (boot_ini will put all sdram at the continues address with the beginning is 0) + */ + for (i=0; i<8; ++i) + { + config_reg_ptr = NDS32_COMMON_SDRAMC_BASE + NDS32_COMMON_BANK_REG_BASE + i*4; + config_reg_val = cpe_inl(config_reg_ptr); + + if ( (config_reg_val & 0x10000000) == 0) + { + continue; + } + + switch (config_reg_val & 0x0f) + { + case SDRAM_BANK_SIZE_1M: phys_sdram_size += 0x100000; break; + case SDRAM_BANK_SIZE_2M: phys_sdram_size += 0x200000; break; + case SDRAM_BANK_SIZE_4M: phys_sdram_size += 0x400000; break; + case SDRAM_BANK_SIZE_8M: phys_sdram_size += 0x800000; break; + case SDRAM_BANK_SIZE_16M: phys_sdram_size += 0x1000000; break; + case SDRAM_BANK_SIZE_32M: phys_sdram_size += 0x2000000; break; + case SDRAM_BANK_SIZE_64M: phys_sdram_size += 0x4000000; break; + case SDRAM_BANK_SIZE_128M: phys_sdram_size += 0x8000000; break; + case SDRAM_BANK_SIZE_256M: phys_sdram_size += 0x10000000; break; + } + } + bd->bi_dram[0].start = PHYS_SDRAM_0; + bd->bi_dram[0].size = phys_sdram_size; + + return phys_sdram_size; +} diff --git a/board/AndesTech/adp-ag101/config.mk b/board/AndesTech/adp-ag101/config.mk new file mode 100644 index 0000000..16bf578 --- /dev/null +++ b/board/AndesTech/adp-ag101/config.mk @@ -0,0 +1,46 @@ +# +# (C) Copyright 2002 +# Gary Jennejohn, DENX Software Engineering, <[email protected]> +# David Mueller, ELSOFT AG, <[email protected]> +# +# SAMSUNG SMDK2410 board with S3C2410X (ARM920T) cpu +# +# see http://www.samsung.com/ for more information on SAMSUNG +# +# Copyright (C) 2006 Andes Technology Corporation +# Shawn Lin, Andes Technology Corporation <[email protected]> +# Macpaul Lin, Andes Technology Corporation <[email protected]> +# +# 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 + +# SMDK2410 has 1 bank of 32 MB DRAM +# +# 3000'0000 to 3200'0000 +# +# Linux-Kernel is expected to be at 3000'0000, entry 3000'0000 +# optionally with a ramdisk at 3080'0000 +# +# we load ourself to 31F0'0000 +# +# download areas is 3100'0000 + +PLATFORM_RELFLAGS += -gdwarf-2 +TEXT_BASE = 0x03200000 +LDSCRIPT := $(SRCTREE)/arch/$(ARCH)/cpu/$(CPU)/u-boot.lds +EXTERN_LIB += $(shell $(CC) -print-file-name=include)/../static/el/libgcc.a -- 1.7.1 _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
