From 674ef7bd02de948b6d8757f6a43a6f2fa4d88769 Mon Sep 17 00:00:00 2001 From: Liu Yu Date: Mon, 18 Jan 2010 19:03:28 +0800 Subject: [PATCH] Nand boot: Add nand boot support for MPC8569mds board This patch add nand boot support for MPC8569mds board. Signed-off-by: Liu Yu --- MAKEALL | 1 + Makefile | 1 + board/freescale/mpc8569mds/config.mk | 9 ++ board/freescale/mpc8569mds/tlb.c | 11 ++ include/configs/MPC8569MDS.h | 64 ++++++++- nand_spl/board/freescale/mpc8569mds/Makefile | 133 ++++++++++++++++++ .../board/freescale/mpc8569mds/nand_boot.c | 75 ++++++++++ 7 files changed, 291 insertions(+), 3 deletions(-) create mode 100644 nand_spl/board/freescale/mpc8569mds/Makefile create mode 100644 nand_spl/board/freescale/mpc8569mds/nand_boot.c diff --git a/MAKEALL b/MAKEALL index 15e93cf273..aac52bba2e 100755 --- a/MAKEALL +++ b/MAKEALL @@ -404,6 +404,7 @@ LIST_85xx=" \ MPC8568MDS \ MPC8569MDS \ MPC8569MDS_ATM \ + MPC8569MDS_NAND \ MPC8572DS \ MPC8572DS_36BIT \ P2020DS \ diff --git a/Makefile b/Makefile index 69b963f2b8..c4ef585d68 100644 --- a/Makefile +++ b/Makefile @@ -2490,6 +2490,7 @@ MPC8568MDS_config: unconfig @$(MKCONFIG) $(@:_config=) ppc mpc85xx mpc8568mds freescale MPC8569MDS_ATM_config \ +MPC8569MDS_NAND_config \ MPC8569MDS_config: unconfig @$(MKCONFIG) -t $(@:_config=) MPC8569MDS ppc mpc85xx mpc8569mds freescale diff --git a/board/freescale/mpc8569mds/config.mk b/board/freescale/mpc8569mds/config.mk index 962f79b747..7de0f7cf7d 100644 --- a/board/freescale/mpc8569mds/config.mk +++ b/board/freescale/mpc8569mds/config.mk @@ -23,4 +23,13 @@ # # mpc8569mds board # +ifndef NAND_SPL +ifeq ($(CONFIG_MK_NAND), y) +TEXT_BASE = $(CONFIG_RAMBOOT_TEXT_BASE) +LDSCRIPT := $(TOPDIR)/cpu/$(CPU)/u-boot-nand.lds +endif +endif + +ifndef TEXT_BASE TEXT_BASE = 0xfff80000 +endif diff --git a/board/freescale/mpc8569mds/tlb.c b/board/freescale/mpc8569mds/tlb.c index 3b8ee050da..73dcc3e66c 100644 --- a/board/freescale/mpc8569mds/tlb.c +++ b/board/freescale/mpc8569mds/tlb.c @@ -90,6 +90,17 @@ struct fsl_e_tlb_entry tlb_table[] = { SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 4, BOOKE_PAGESZ_64M, 1), + +#if defined(CONFIG_SYS_RAMBOOT) && defined(CONFIG_SYS_INIT_L2_ADDR) + /* *I*G - L2SRAM */ + SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR, CONFIG_SYS_INIT_L2_ADDR_PHYS, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 5, BOOKE_PAGESZ_256K, 1), + SET_TLB_ENTRY(1, CONFIG_SYS_INIT_L2_ADDR + 0x40000, + CONFIG_SYS_INIT_L2_ADDR_PHYS + 0x40000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 6, BOOKE_PAGESZ_256K, 1), +#endif }; int num_tlb_entries = ARRAY_SIZE(tlb_table); diff --git a/include/configs/MPC8569MDS.h b/include/configs/MPC8569MDS.h index ae2fc19f4b..6cf807befa 100644 --- a/include/configs/MPC8569MDS.h +++ b/include/configs/MPC8569MDS.h @@ -62,6 +62,12 @@ extern unsigned long get_clock_freq(void); #define CONFIG_L2_CACHE /* toggle L2 cache */ #define CONFIG_BTB /* toggle branch predition */ +#ifdef CONFIG_MK_NAND +#define CONFIG_NAND_U_BOOT 1 +#define CONFIG_RAMBOOT_NAND 1 +#define CONFIG_RAMBOOT_TEXT_BASE 0xf8f82000 +#endif + /* * Only possible on E500 Version 2 or newer cores. */ @@ -73,17 +79,30 @@ extern unsigned long get_clock_freq(void); #define CONFIG_SYS_MEMTEST_START 0x00200000 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x00400000 +/* + * Config the L2 Cache as L2 SRAM + */ +#define CONFIG_SYS_INIT_L2_ADDR 0xf8f80000 +#define CONFIG_SYS_INIT_L2_ADDR_PHYS CONFIG_SYS_INIT_L2_ADDR +#define CONFIG_SYS_L2_SIZE (512 << 10) +#define CONFIG_SYS_INIT_L2_END (CONFIG_SYS_INIT_L2_ADDR + CONFIG_SYS_L2_SIZE) + /* * Base addresses -- Note these are effective addresses where the * actual resources get mapped (not physical addresses) */ -#define CONFIG_SYS_CCSRBAR_DEFAULT 0xff700000 /* CCSRBAR Default */ #define CONFIG_SYS_CCSRBAR 0xe0000000 /* relocated CCSRBAR */ #define CONFIG_SYS_CCSRBAR_PHYS CONFIG_SYS_CCSRBAR /* physical addr of CCSRBAR */ #define CONFIG_SYS_IMMR CONFIG_SYS_CCSRBAR /* PQII uses CONFIG_SYS_IMMR */ +#if defined(CONFIG_RAMBOOT_NAND) && !defined(CONFIG_NAND_SPL) +#define CONFIG_SYS_CCSRBAR_DEFAULT CONFIG_SYS_CCSRBAR +#else +#define CONFIG_SYS_CCSRBAR_DEFAULT 0xff700000 /* CCSRBAR Default */ +#endif + #define CONFIG_SYS_PCI1_ADDR (CONFIG_SYS_CCSRBAR+0x8000) #define CONFIG_SYS_PCIE1_ADDR (CONFIG_SYS_CCSRBAR+0xa000) @@ -152,8 +171,8 @@ extern unsigned long get_clock_freq(void); #define CONFIG_SYS_BCSR_BASE_PHYS CONFIG_SYS_BCSR_BASE /*Chip select 0 - Flash*/ -#define CONFIG_SYS_BR0_PRELIM 0xfe000801 -#define CONFIG_SYS_OR0_PRELIM 0xfe000ff7 +#define CONFIG_FLASH_BR_PRELIM 0xfe000801 +#define CONFIG_FLASH_OR_PRELIM 0xfe000ff7 /*Chip select 1 - BCSR*/ #define CONFIG_SYS_BR1_PRELIM 0xf8000801 @@ -175,12 +194,33 @@ extern unsigned long get_clock_freq(void); #define CONFIG_SYS_MONITOR_BASE TEXT_BASE /* start of monitor */ +#if defined(CONFIG_SYS_SPL) || defined(CONFIG_RAMBOOT_NAND) +#define CONFIG_SYS_RAMBOOT +#else +#undef CONFIG_SYS_RAMBOOT +#endif + #define CONFIG_FLASH_CFI_DRIVER #define CONFIG_SYS_FLASH_CFI #define CONFIG_SYS_FLASH_EMPTY_INFO /* Chip select 3 - NAND */ +#ifndef CONFIG_NAND_SPL #define CONFIG_SYS_NAND_BASE 0xFC000000 +#else +#define CONFIG_SYS_NAND_BASE 0xFFF00000 +#endif + +/* NAND boot: 4K NAND loader config */ +#define CONFIG_SYS_NAND_SPL_SIZE 0x1000 +#define CONFIG_SYS_NAND_U_BOOT_SIZE ((512 << 10) - 0x2000) +#define CONFIG_SYS_NAND_U_BOOT_DST (CONFIG_SYS_INIT_L2_ADDR) +#define CONFIG_SYS_NAND_U_BOOT_START \ + (CONFIG_SYS_INIT_L2_ADDR + CONFIG_SYS_NAND_SPL_SIZE) +#define CONFIG_SYS_NAND_U_BOOT_OFFS (0) +#define CONFIG_SYS_NAND_U_BOOT_RELOC (CONFIG_SYS_INIT_L2_END - 0x2000) +#define CONFIG_SYS_NAND_U_BOOT_RELOC_SP ((CONFIG_SYS_INIT_L2_END - 1) & ~0xF) + #define CONFIG_SYS_NAND_BASE_PHYS CONFIG_SYS_NAND_BASE #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE, } #define CONFIG_SYS_MAX_NAND_DEVICE 1 @@ -200,8 +240,18 @@ extern unsigned long get_clock_freq(void); | OR_FCM_SCY_1 \ | OR_FCM_TRLX \ | OR_FCM_EHTR) + +#ifdef CONFIG_RAMBOOT_NAND +#define CONFIG_SYS_BR0_PRELIM CONFIG_NAND_BR_PRELIM /* NAND Base Address */ +#define CONFIG_SYS_OR0_PRELIM CONFIG_NAND_OR_PRELIM /* NAND Options */ +#define CONFIG_SYS_BR3_PRELIM CONFIG_FLASH_BR_PRELIM /* NOR Base Address */ +#define CONFIG_SYS_OR3_PRELIM CONFIG_FLASH_OR_PRELIM /* NOR Options */ +#else +#define CONFIG_SYS_BR0_PRELIM CONFIG_FLASH_BR_PRELIM /* NOR Base Address */ +#define CONFIG_SYS_OR0_PRELIM CONFIG_FLASH_OR_PRELIM /* NOR Options */ #define CONFIG_SYS_BR3_PRELIM CONFIG_NAND_BR_PRELIM /* NAND Base Address */ #define CONFIG_SYS_OR3_PRELIM CONFIG_NAND_OR_PRELIM /* NAND Options */ +#endif /* * SDRAM on the LocalBus @@ -437,10 +487,18 @@ extern unsigned long get_clock_freq(void); /* * Environment */ +#if defined(CONFIG_SYS_RAMBOOT) +#if defined(CONFIG_RAMBOOT_NAND) +#define CONFIG_ENV_IS_IN_NAND 1 +#define CONFIG_ENV_SIZE CONFIG_SYS_NAND_BLOCK_SIZE +#define CONFIG_ENV_OFFSET ((512 * 1024) + CONFIG_SYS_NAND_BLOCK_SIZE) +#endif +#else #define CONFIG_ENV_IS_IN_FLASH 1 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SECT_SIZE) #define CONFIG_ENV_SECT_SIZE 0x20000 /* 256K(one sector) for env */ #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE +#endif #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ diff --git a/nand_spl/board/freescale/mpc8569mds/Makefile b/nand_spl/board/freescale/mpc8569mds/Makefile new file mode 100644 index 0000000000..7ed9d619dc --- /dev/null +++ b/nand_spl/board/freescale/mpc8569mds/Makefile @@ -0,0 +1,133 @@ +# +# (C) Copyright 2007 +# Stefan Roese, DENX Software Engineering, sr@denx.de. +# +# Copyright 2009 Freescale Semiconductor, Inc. +# +# 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 +# + +NAND_SPL := y +TEXT_BASE := 0xfff00000 +PAD_TO := 0xfff01000 + +include $(TOPDIR)/config.mk + +LDSCRIPT= $(TOPDIR)/cpu/$(CPU)/u-boot-nand_spl.lds +LDFLAGS = -Bstatic -T $(LDSCRIPT) -Ttext $(TEXT_BASE) $(PLATFORM_LDFLAGS) +AFLAGS += -DCONFIG_NAND_SPL +CFLAGS += -DCONFIG_NAND_SPL + +SOBJS = start.o resetvec.o +COBJS = cache.o cpu_init_early.o cpu_init_nand.o fsl_law.o law.o \ + nand_boot.o nand_boot_fsl_elbc.o ns16550.o tlb.o tlb_table.o + +SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c)) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +__OBJS := $(SOBJS) $(COBJS) +LNDIR := $(OBJTREE)/nand_spl/board/$(BOARDDIR) + +nandobj := $(OBJTREE)/nand_spl/ + +ALL = $(nandobj)u-boot-spl $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin + +all: $(obj).depend $(ALL) + +$(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl + $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@ + +$(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl + $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ + +$(nandobj)u-boot-spl: $(OBJS) + cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) $(PLATFORM_LIBS) \ + -Map $(nandobj)u-boot-spl.map \ + -o $(nandobj)u-boot-spl + +# create symbolic links for common files + +$(obj)cache.c: + @rm -f $(obj)cache.c + ln -sf $(SRCTREE)/lib_ppc/cache.c $(obj)cache.c + +$(obj)cpu_init_early.c: + @rm -f $(obj)cpu_init_early.c + ln -sf $(SRCTREE)/cpu/mpc85xx/cpu_init_early.c $(obj)cpu_init_early.c + +$(obj)cpu_init_nand.c: + @rm -f $(obj)cpu_init_nand.c + ln -sf $(SRCTREE)/cpu/mpc85xx/cpu_init_nand.c $(obj)cpu_init_nand.c + +$(obj)fsl_law.c: + @rm -f $(obj)fsl_law.c + ln -sf $(SRCTREE)/drivers/misc/fsl_law.c $(obj)fsl_law.c + +$(obj)law.c: + @rm -f $(obj)law.c + ln -sf $(SRCTREE)/board/$(BOARDDIR)/law.c $(obj)law.c + +$(obj)nand_boot_fsl_elbc.c: + @rm -f $(obj)nand_boot_fsl_elbc.c + ln -sf $(SRCTREE)/nand_spl/nand_boot_fsl_elbc.c \ + $(obj)nand_boot_fsl_elbc.c + +$(obj)ns16550.c: + @rm -f $(obj)ns16550.c + ln -sf $(SRCTREE)/drivers/serial/ns16550.c $(obj)ns16550.c + +$(obj)resetvec.S: + @rm -f $(obj)resetvec.S + ln -s $(SRCTREE)/cpu/$(CPU)/resetvec.S $(obj)resetvec.S + +$(obj)fixed_ivor.S: + @rm -f $(obj)fixed_ivor.S + ln -sf $(SRCTREE)/cpu/mpc85xx/fixed_ivor.S $(obj)fixed_ivor.S + +$(obj)start.S: $(obj)fixed_ivor.S + @rm -f $(obj)start.S + ln -sf $(SRCTREE)/cpu/mpc85xx/start.S $(obj)start.S + +$(obj)tlb.c: + @rm -f $(obj)tlb.c + ln -sf $(SRCTREE)/cpu/mpc85xx/tlb.c $(obj)tlb.c + +$(obj)tlb_table.c: + @rm -f $(obj)tlb_table.c + ln -sf $(SRCTREE)/board/$(BOARDDIR)/tlb.c $(obj)tlb_table.c + +ifneq ($(OBJTREE), $(SRCTREE)) +$(obj)nand_boot.c: + @rm -f $(obj)nand_boot.c + ln -s $(SRCTREE)/nand_spl/board/$(BOARDDIR)/nand_boot.c $(obj)nand_boot.c +endif + +######################################################################### + +$(obj)%.o: $(obj)%.S + $(CC) $(AFLAGS) -c -o $@ $< + +$(obj)%.o: $(obj)%.c + $(CC) $(CFLAGS) -c -o $@ $< + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/nand_spl/board/freescale/mpc8569mds/nand_boot.c b/nand_spl/board/freescale/mpc8569mds/nand_boot.c new file mode 100644 index 0000000000..e03065699c --- /dev/null +++ b/nand_spl/board/freescale/mpc8569mds/nand_boot.c @@ -0,0 +1,75 @@ +/* + * Copyright 2009 Freescale Semiconductor, Inc. + * + * 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 +#include +#include +#include +#include +#include +#include +#include +#include + +#define SYSCLK_66 66666666 + +DECLARE_GLOBAL_DATA_PTR; + +void board_init_f(ulong bootflag) +{ + uint plat_ratio, bus_clk, sys_clk; + volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); + + sys_clk = SYSCLK_66; + + plat_ratio = gur->porpllsr & 0x0000003e; + plat_ratio >>= 1; + bus_clk = plat_ratio * sys_clk; + NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, + bus_clk / 16 / CONFIG_BAUDRATE); + + puts("\nNAND boot... "); + + /* copy code to DDR and jump to it - this should not return */ + /* NOTE - code has to be copied out of NAND buffer before + * other blocks can be read. + */ + relocate_code(CONFIG_SYS_NAND_U_BOOT_RELOC_SP, 0, + CONFIG_SYS_NAND_U_BOOT_RELOC); +} + +void board_init_r(gd_t *gd, ulong dest_addr) +{ + nand_boot(); +} + +void putc(char c) +{ + if (c == '\n') + NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, '\r'); + + NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, c); +} + +void puts(const char *str) +{ + while (*str) + putc(*str++); +} -- 2.39.5