From: Dinh Nguyen dinguyen@altera.com
Add minimal support for Altera's SOCFPGA Cyclone 5 hardware.
Applied on top of trini/WIP/spl-improvements v6
Signed-off-by: Dinh Nguyen dinguyen@altera.com Signed-off-by: Chin Liang See clsee@altera.com Signed-off-by: Pavel Machek pavel@denx.de --- MAINTAINERS | 5 + arch/arm/cpu/armv7/socfpga/Makefile | 51 +++++ arch/arm/cpu/armv7/socfpga/config.mk | 16 ++ arch/arm/cpu/armv7/socfpga/lowlevel_init.S | 77 +++++++ arch/arm/cpu/armv7/socfpga/misc.c | 55 +++++ arch/arm/cpu/armv7/socfpga/spl.c | 48 ++++ arch/arm/cpu/armv7/socfpga/timer.c | 105 +++++++++ arch/arm/cpu/armv7/socfpga/u-boot-spl.lds | 57 +++++ arch/arm/include/asm/arch-socfpga/reset_manager.h | 36 +++ .../include/asm/arch-socfpga/socfpga_base_addrs.h | 27 +++ arch/arm/include/asm/arch-socfpga/spl.h | 26 +++ arch/arm/include/asm/arch-socfpga/timer.h | 29 +++ board/altera/socfpga_cyclone5/Makefile | 50 ++++ board/altera/socfpga_cyclone5/socfpga_cyclone5.c | 85 +++++++ boards.cfg | 1 + include/common.h | 2 +- include/configs/socfpga_cyclone5.h | 240 ++++++++++++++++++++ 17 files changed, 909 insertions(+), 1 deletion(-) create mode 100644 arch/arm/cpu/armv7/socfpga/Makefile create mode 100644 arch/arm/cpu/armv7/socfpga/config.mk create mode 100644 arch/arm/cpu/armv7/socfpga/lowlevel_init.S create mode 100644 arch/arm/cpu/armv7/socfpga/misc.c create mode 100644 arch/arm/cpu/armv7/socfpga/spl.c create mode 100644 arch/arm/cpu/armv7/socfpga/timer.c create mode 100644 arch/arm/cpu/armv7/socfpga/u-boot-spl.lds create mode 100644 arch/arm/include/asm/arch-socfpga/reset_config.h create mode 100644 arch/arm/include/asm/arch-socfpga/reset_manager.h create mode 100644 arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h create mode 100644 arch/arm/include/asm/arch-socfpga/spl.h create mode 100644 arch/arm/include/asm/arch-socfpga/timer.h create mode 100644 board/altera/socfpga_cyclone5/Makefile create mode 100644 board/altera/socfpga_cyclone5/socfpga_cyclone5.c create mode 100644 include/configs/socfpga_cyclone5.h
diff --git a/MAINTAINERS b/MAINTAINERS index c5a6f2f..df48dea 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -765,6 +765,11 @@ Nagendra T S nagendra@mistralsolutions.com
am3517_crane ARM ARMV7 (AM35x SoC)
+Dinh Nguyen dinguyen@altera.com +Chin Liang See clsee@altera.com + + socfpga socfpga_cyclone5 + Kyungmin Park kyungmin.park@samsung.com
apollon ARM1136EJS diff --git a/arch/arm/cpu/armv7/socfpga/Makefile b/arch/arm/cpu/armv7/socfpga/Makefile new file mode 100644 index 0000000..376a4bd --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/Makefile @@ -0,0 +1,51 @@ +# +# (C) Copyright 2000-2003 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# Copyright (C) 2012 Altera Corporation <www.altera.com> +# +# 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 = $(obj)lib$(SOC).o + +SOBJS := lowlevel_init.o +COBJS-y := misc.o timer.o +COBJS-$(CONFIG_SPL_BUILD) += spl.o + +COBJS := $(COBJS-y) +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS)) + +all: $(obj).depend $(LIB) + +$(LIB): $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/arch/arm/cpu/armv7/socfpga/config.mk b/arch/arm/cpu/armv7/socfpga/config.mk new file mode 100644 index 0000000..b72ed1e --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/config.mk @@ -0,0 +1,16 @@ +# +# Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.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 "as is" WITHOUT ANY WARRANTY of any +# kind, whether express or implied; without even the implied warranty +# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +ifndef CONFIG_SPL_BUILD +ALL-y += $(obj)u-boot.img +endif diff --git a/arch/arm/cpu/armv7/socfpga/lowlevel_init.S b/arch/arm/cpu/armv7/socfpga/lowlevel_init.S new file mode 100644 index 0000000..001b37d --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/lowlevel_init.S @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ + +#include <config.h> +#include <version.h> + +/* Save the parameter pass in by previous boot loader */ +.global save_boot_params +save_boot_params: + /* save the parameter here */ + + /* + * Setup stack for exception, which is located + * at the end of on-chip RAM. We don't expect exception prior to + * relocation and if that happens, we won't worry -- it will overide + * global data region as the code will goto reset. After relocation, + * this region won't be used by other part of program. + * Hence it is safe. + */ + ldr r0, =(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE) + ldr r1, =IRQ_STACK_START_IN + str r0, [r1] + + bx lr + + +/* Set up the platform, once the cpu has been initialized */ +.globl lowlevel_init +lowlevel_init: + + /* Remap */ +#ifdef CONFIG_SPL_BUILD + /* + * SPL : configure the remap (L3 NIC-301 GPV) + * so the on-chip RAM at lower memory instead ROM. + */ + ldr r0, =SOCFPGA_L3REGS_ADDRESS + mov r1, #0x19 + str r1, [r0] +#else + /* + * U-Boot : configure the remap (L3 NIC-301 GPV) + * so the SDRAM at lower memory instead on-chip RAM. + */ + ldr r0, =SOCFPGA_L3REGS_ADDRESS + mov r1, #0x2 + str r1, [r0] + + /* Private components security */ + + /* + * U-Boot : configure private timer, global timer and cpu + * component access as non secure for kernel stage (as required + * by kernel) + */ + mrc p15,4,r0,c15,c0,0 + add r1, r0, #0x54 + ldr r2, [r1] + orr r2, r2, #0xff + orr r2, r2, #0xf00 + str r2, [r1] +#endif /* #ifdef CONFIG_SPL_BUILD */ + mov pc, lr diff --git a/arch/arm/cpu/armv7/socfpga/misc.c b/arch/arm/cpu/armv7/socfpga/misc.c new file mode 100644 index 0000000..ef0c750 --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/misc.c @@ -0,0 +1,55 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ + +#include <common.h> +#include <linux/compiler.h> +#include <asm/io.h> +#include <asm/arch/reset_manager.h> + +DECLARE_GLOBAL_DATA_PTR; + +static const struct socfpga_reset_manager *reset_manager_base = + (void *)SOCFPGA_RSTMGR_ADDRESS; + +/* + * Write the reset manager register to cause reset + */ +__noreturn void reset_cpu(ulong addr) +{ + /* request a warm reset */ + writel(RSTMGR_CTRL_SWWARMRSTREQ_LSB, &reset_manager_base->ctrl); + /* + * infinite loop here as watchdog will trigger and reset + * the processor. + */ + while (1) + ; +} + +/* + * Release peripherals from reset based on handoff + */ +void reset_deassert_peripherals_handoff(void) +{ + writel(0, &reset_manager_base->per_mod_reset); +} + +int dram_init(void) +{ + gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); + return 0; +} diff --git a/arch/arm/cpu/armv7/socfpga/spl.c b/arch/arm/cpu/armv7/socfpga/spl.c new file mode 100644 index 0000000..944238b --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/spl.c @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/u-boot.h> +#include <asm/utils.h> +#include <version.h> +#include <image.h> +#include <malloc.h> +#include <asm/arch/reset_manager.h> +#include <spl.h> + +DECLARE_GLOBAL_DATA_PTR; + +u32 spl_boot_device(void) +{ + return BOOT_DEVICE_RAM; +} + +/* + * Board initialization after bss clearance + */ +void spl_board_init(void) +{ + /* init timer for enabling delay function */ + timer_init(); + + /* de-assert reset for peripherals and bridges based on handoff */ + reset_deassert_peripherals_handoff(); + + /* enable console uart printing */ + preloader_console_init(); +} diff --git a/arch/arm/cpu/armv7/socfpga/timer.c b/arch/arm/cpu/armv7/socfpga/timer.c new file mode 100644 index 0000000..1ceb6e9 --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/timer.c @@ -0,0 +1,105 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/timer.h> + +DECLARE_GLOBAL_DATA_PTR; + +static const struct socfpga_timer *timer_base = (void *)CONFIG_SYS_TIMERBASE; + +/* + * Timer initialization + */ +int timer_init(void) +{ + writel(TIMER_LOAD_VAL, &timer_base->load_val); + writel(TIMER_LOAD_VAL, &timer_base->curr_val); + setbits_le32(&timer_base->ctrl, 0x3); + return 0; +} + +static u32 read_timer(void) +{ + return readl(&timer_base->curr_val); +} + +/* + * Delay x useconds + */ +void __udelay(unsigned long usec) +{ + unsigned long now, last; + /* + * get the tmo value based on timer clock speed + * tmo = delay required / period of timer clock + */ + long tmo = usec * CONFIG_TIMER_CLOCK_KHZ / 1000; + + last = read_timer(); + while (tmo > 0) { + now = read_timer(); + if (last >= now) + /* normal mode (non roll) */ + tmo -= last - now; + else + /* we have overflow of the count down timer */ + tmo -= TIMER_LOAD_VAL - last + now; + last = now; + } +} + +/* + * Get the timer value + */ +ulong get_timer(ulong base) +{ + return get_timer_masked() - base; +} + +/* + * Timer : get the time difference + * Unit of tick is based on the CONFIG_SYS_HZ + */ +ulong get_timer_masked(void) +{ + /* current tick value */ + ulong now = read_timer() / (CONFIG_TIMER_CLOCK_KHZ/CONFIG_SYS_HZ); + if (gd->lastinc >= now) { + /* normal mode (non roll) */ + /* move stamp forward with absolute diff ticks */ + gd->tbl += gd->lastinc - now; + } else { + /* we have overflow of the count down timer */ + gd->tbl += TIMER_LOAD_VAL - gd->lastinc + now; + } + gd->lastinc = now; + return gd->tbl; +} + +/* + * Reset the timer + */ +void reset_timer(void) +{ + /* capture current decrementer value time */ + gd->lastinc = read_timer() / (CONFIG_TIMER_CLOCK_KHZ/CONFIG_SYS_HZ); + /* start "advancing" time stamp from 0 */ + gd->tbl = 0; +} + diff --git a/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds b/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds new file mode 100644 index 0000000..0236daa --- /dev/null +++ b/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds @@ -0,0 +1,57 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ + +MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE,\ + LENGTH = CONFIG_SPL_MAX_SIZE } + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + .text : + { + arch/arm/cpu/armv7/start.o (.text) + *(.text*) + } >.sram + + . = ALIGN(4); + .rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram + + . = ALIGN(4); + .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram + . = ALIGN(4); + __image_copy_end = .; + _end = .; + + .bss : { + . = ALIGN(4); + __bss_start = .; + *(.bss*) + . = ALIGN(4); + __bss_end__ = .; + } >.sram + + . = ALIGN(8); + __malloc_start = .; + . = . + CONFIG_SPL_MALLOC_SIZE; + __malloc_end = .; + + . = . + CONFIG_SPL_STACK_SIZE; + . = ALIGN(8); + __stack_start = .; +} diff --git a/arch/arm/include/asm/arch-socfpga/reset_config.h b/arch/arm/include/asm/arch-socfpga/reset_config.h new file mode 100644 index 0000000..e69de29 diff --git a/arch/arm/include/asm/arch-socfpga/reset_manager.h b/arch/arm/include/asm/arch-socfpga/reset_manager.h new file mode 100644 index 0000000..dd4a0c6 --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/reset_manager.h @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ + +#ifndef _RESET_MANAGER_H_ +#define _RESET_MANAGER_H_ + +void reset_deassert_peripherals_handoff(void); + +struct socfpga_reset_manager { + u32 padding1; + u32 ctrl; + u32 padding2; + u32 padding3; + u32 mpu_mod_reset; + u32 per_mod_reset; + u32 per2_mod_reset; + u32 brg_mod_reset; +}; + +#define RSTMGR_CTRL_SWWARMRSTREQ_LSB 1 + +#endif /* _RESET_MANAGER_H_ */ diff --git a/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h new file mode 100644 index 0000000..f353eb2 --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/socfpga_base_addrs.h @@ -0,0 +1,27 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ + +#ifndef _SOCFPGA_BASE_ADDRS_H_ +#define _SOCFPGA_BASE_ADDRS_H_ + +#define SOCFPGA_L3REGS_ADDRESS 0xff800000 +#define SOCFPGA_UART0_ADDRESS 0xffc02000 +#define SOCFPGA_UART1_ADDRESS 0xffc03000 +#define SOCFPGA_OSC1TIMER0_ADDRESS 0xffd00000 +#define SOCFPGA_RSTMGR_ADDRESS 0xffd05000 + +#endif /* _SOCFPGA_BASE_ADDRS_H_ */ diff --git a/arch/arm/include/asm/arch-socfpga/spl.h b/arch/arm/include/asm/arch-socfpga/spl.h new file mode 100644 index 0000000..c2014c5 --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/spl.h @@ -0,0 +1,26 @@ +/* + * Copyright (C) 2012 Pavel Machek pavel@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, see http://www.gnu.org/licenses/. + */ + +#ifndef _SOCFPGA_SPL_H_ +#define _SOCFPGA_SPL_H_ + +/* Symbols from linker script */ +extern void __malloc_start, __malloc_end, __stack_start; + +#define BOOT_DEVICE_RAM 1 + +#endif diff --git a/arch/arm/include/asm/arch-socfpga/timer.h b/arch/arm/include/asm/arch-socfpga/timer.h new file mode 100644 index 0000000..830c94a --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/timer.h @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ + +#ifndef _SOCFPGA_TIMER_H_ +#define _SOCFPGA_TIMER_H_ + +struct socfpga_timer { + u32 load_val; + u32 curr_val; + u32 ctrl; + u32 eoi; + u32 int_stat; +}; + +#endif diff --git a/board/altera/socfpga_cyclone5/Makefile b/board/altera/socfpga_cyclone5/Makefile new file mode 100644 index 0000000..43bbc37 --- /dev/null +++ b/board/altera/socfpga_cyclone5/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2001-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# (C) Copyright 2010, Thomas Chou thomas@wytron.com.tw +# +# 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 + +COBJS := socfpga_cyclone5.o + +SRCS := $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +clean: + rm -f $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/altera/socfpga_cyclone5/socfpga_cyclone5.c b/board/altera/socfpga_cyclone5/socfpga_cyclone5.c new file mode 100644 index 0000000..858ab3c --- /dev/null +++ b/board/altera/socfpga_cyclone5/socfpga_cyclone5.c @@ -0,0 +1,85 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ + +#include <common.h> +#include <asm/arch/reset_manager.h> +#include <asm/io.h> + +#include <netdev.h> + +DECLARE_GLOBAL_DATA_PTR; + +void show_boot_progress(int progress) +{ + debug("Boot reached stage %d\n", progress); +} + +/* + * Print CPU information + */ +int print_cpuinfo(void) +{ + puts("CPU : Altera SOCFPGA Platform\n"); + return 0; +} + +/* + * Print Board information + */ +int checkboard(void) +{ + puts("BOARD : Altera SOCFPGA Cyclone5 Board\n"); + return 0; +} + +/* + * Initialization function which happen at early stage of c code + */ +int board_early_init_f(void) +{ + return 0; +} + +/* + * Miscellaneous platform dependent initialisations + */ +int board_init(void) +{ + icache_enable(); + return 0; +} + +int misc_init_r(void) +{ + return 0; +} + +#if defined(CONFIG_SYS_CONSOLE_IS_IN_ENV) && defined(CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE) +int overwrite_console(void) +{ + return 0; +} +#endif + +/* + * DesignWare Ethernet initialization + */ +/* We know all the init functions have been run now */ +int board_eth_init(bd_t *bis) +{ + return 0; +} diff --git a/boards.cfg b/boards.cfg index fdb84ad..1b5c860 100644 --- a/boards.cfg +++ b/boards.cfg @@ -261,6 +261,7 @@ seaboard arm armv7 seaboard nvidia ventana arm armv7 ventana nvidia tegra2 whistler arm armv7 whistler nvidia tegra2 u8500_href arm armv7 u8500 st-ericsson u8500 +socfpga_cyclone5 arm armv7 socfpga_cyclone5 altera socfpga actux1_4_16 arm ixp actux1 - - actux1:FLASH2X2 actux1_4_32 arm ixp actux1 - - actux1:FLASH2X2,RAM_32MB actux1_8_16 arm ixp actux1 - - actux1:FLASH1X8 diff --git a/include/common.h b/include/common.h index 55025c0..e57301f 100644 --- a/include/common.h +++ b/include/common.h @@ -582,7 +582,7 @@ int checkicache (void); int checkdcache (void); void upmconfig (unsigned int, unsigned int *, unsigned int); ulong get_tbclk (void); -void reset_cpu (ulong addr); +void reset_cpu (ulong addr) __attribute__((noreturn)); #if defined (CONFIG_OF_LIBFDT) && defined (CONFIG_OF_BOARD_SETUP) void ft_cpu_setup(void *blob, bd_t *bd); #ifdef CONFIG_PCI diff --git a/include/configs/socfpga_cyclone5.h b/include/configs/socfpga_cyclone5.h new file mode 100644 index 0000000..bb96274 --- /dev/null +++ b/include/configs/socfpga_cyclone5.h @@ -0,0 +1,240 @@ +/* + * Copyright (C) 2012 Altera Corporation <www.altera.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, see http://www.gnu.org/licenses/. + */ +#ifndef __CONFIG_H +#define __CONFIG_H + +#include <asm/arch/socfpga_base_addrs.h> + +/* + * High level configuration + */ + +#define CONFIG_ARMV7 +#define CONFIG_L2_OFF +#define CONFIG_SYS_DCACHE_OFF +#undef CONFIG_USE_IRQ + +#define CONFIG_MISC_INIT_R +#define CONFIG_SINGLE_BOOTLOADER +#define CONFIG_SOCFPGA + +#define CONFIG_SYS_TEXT_BASE 0x08000040 +#define V_NS16550_CLK 1000000 +#define CONFIG_BAUDRATE 57600 +#define CONFIG_SYS_HZ 1000 +#define CONFIG_TIMER_CLOCK_KHZ 2400 +#define CONFIG_SYS_LOAD_ADDR 0x7fc0 + +/* Console I/O Buffer Size */ +#define CONFIG_SYS_CBSIZE 256 +/* Monitor Command Prompt */ +#define CONFIG_SYS_PROMPT "SOCFPGA_CYCLONE5 # " +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ + sizeof(CONFIG_SYS_PROMPT) + 16) + +/* + * Display CPU and Board Info + */ +#define CONFIG_DISPLAY_CPUINFO +#define CONFIG_DISPLAY_BOARDINFO + +/* + * Enable early stage initialization at C environment + */ +#define CONFIG_BOARD_EARLY_INIT_F + +/* flat device tree */ +#define CONFIG_OF_LIBFDT +/* skip updating the FDT blob */ +#define CONFIG_FDT_BLOB_SKIP_UPDATE +/* Initial Memory map size for Linux, minus 4k alignment for DFT blob */ +#define CONFIG_SYS_BOOTMAPSZ ((256*1024*1024) - (4*1024)) + +/* + * Memory allocation (MALLOC) + */ +/* Room required on the stack for the environment data */ +#define CONFIG_ENV_SIZE 1024 +/* Size of DRAM reserved for malloc() use */ +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) + +/* SP location before relocation, must use scratch RAM */ +#define CONFIG_SYS_INIT_RAM_ADDR 0xFFFF0000 +/* Reserving 0x100 space at back of scratch RAM for debug info */ +#define CONFIG_SYS_INIT_RAM_SIZE (0x10000 - 0x100) +/* Stack pointer prior relocation, must situated at on-chip RAM */ +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ + CONFIG_SYS_INIT_RAM_SIZE - \ + GENERATED_GBL_DATA_SIZE) + + +/* + * Command line configuration. + */ +#define CONFIG_SYS_NO_FLASH +#include <config_cmd_default.h> +/* FAT file system support */ +#define CONFIG_CMD_FAT + + +/* + * Misc + */ +#define CONFIG_DOS_PARTITION 1 + +#ifdef CONFIG_SPL_BUILD +#undef CONFIG_PARTITIONS +#endif + +/* + * Environment setup + */ + +/* Delay before automatically booting the default image */ +#define CONFIG_BOOTDELAY 3 +/* Enable auto completion of commands using TAB */ +#define CONFIG_AUTO_COMPLETE +/* use "hush" command parser */ +#define CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " +#define CONFIG_CMD_RUN + +#define CONFIG_BOOTCOMMAND "run ramboot" + +/* + * arguments passed to the bootm command. The value of + * CONFIG_BOOTARGS goes into the environment value "bootargs". + * Do note the value will overide also the chosen node in FDT blob. + */ +#define CONFIG_BOOTARGS "console=ttyS0,57600,mem=256M@0x0" + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "verify=n\0" \ + "loadaddr= " MK_STR(CONFIG_SYS_LOAD_ADDR) "\0" \ + "ramboot=setenv bootargs " CONFIG_BOOTARGS ";" \ + "bootm ${loadaddr} - ${fdt_addr}\0" \ + "bootimage=uImage\0" \ + "fdt_addr=100\0" \ + "fsloadcmd=ext2load\0" \ + "bootm ${loadaddr} - ${fdt_addr}\0" \ + "qspiroot=/dev/mtdblock0\0" \ + "qspirootfstype=jffs2\0" \ + "qspiboot=setenv bootargs " CONFIG_BOOTARGS \ + " root=${qspiroot} rw rootfstype=${qspirootfstype};"\ + "bootm ${loadaddr} - ${fdt_addr}\0" + +/* using environment setting for stdin, stdout, stderr */ +#define CONFIG_SYS_CONSOLE_IS_IN_ENV +/* Enable the call to overwrite_console() */ +#define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE +/* Enable overwrite of previous console environment settings */ +#define CONFIG_SYS_CONSOLE_ENV_OVERWRITE + +/* max number of command args */ +#define CONFIG_SYS_MAXARGS 16 + + +/* + * Hardware drivers + */ + +/* + * SDRAM Memory Map + */ +/* We have 1 bank of DRAM */ +#define CONFIG_NR_DRAM_BANKS 1 +/* SDRAM Bank #1 */ +#define CONFIG_SYS_SDRAM_BASE 0x00000000 +/* SDRAM memory size */ +#define PHYS_SDRAM_1_SIZE 0x80000000 + +#define PHYS_SDRAM_1 CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_MEMTEST_START 0x00000000 +#define CONFIG_SYS_MEMTEST_END PHYS_SDRAM_1_SIZE + +/* + * NS16550 Configuration + */ +#define UART0_BASE SOCFPGA_UART0_ADDRESS +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE -4 +#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK +#define CONFIG_CONS_INDEX 1 +#define CONFIG_SYS_NS16550_COM1 UART0_BASE + +#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600, 115200} + +/* + * FLASH + */ +#define CONFIG_SYS_NO_FLASH + +/* + * L4 OSC1 Timer 0 + */ +/* This timer use eosc1 where the clock frequency is fixed + * throughout any condition */ +#define CONFIG_SYS_TIMERBASE SOCFPGA_OSC1TIMER0_ADDRESS + +/* reload value when timer count to zero */ +#define TIMER_LOAD_VAL 0xFFFFFFFF + +#define CONFIG_ENV_IS_NOWHERE + +/* + * SPL "Second Program Loader" aka Initial Software + */ + +/* Enable building of SPL globally */ +#define CONFIG_SPL +#define CONFIG_SPL_FRAMEWORK + +/* TEXT_BASE for linking the SPL binary */ +#define CONFIG_SPL_TEXT_BASE 0xFFFF0000 + +/* Stack size for SPL */ +#define CONFIG_SPL_STACK_SIZE (4 * 1024) +#define CONFIG_SPL_MAX_SIZE (64 * 1024) + +/* MALLOC size for SPL */ +#define CONFIG_SPL_MALLOC_SIZE (5 * 1024) + +#define CONFIG_SPL_STACK (&__stack_start) +#define CONFIG_SYS_SPL_MALLOC_START (&__malloc_start) +#define CONFIG_SYS_SPL_MALLOC_SIZE (&__malloc_end - &__malloc_start) + +#define CONFIG_SPL_BSS_START_ADDR 0x08000040 +#define CONFIG_SPL_BSS_MAX_SIZE 0x100000 + +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_BOARD_INIT +#define CONFIG_SPL_RAM_DEVICE + +#define CHUNKSZ_CRC32 (1 * 1024) + +#define CONFIG_CRC32_VERIFY + +/* Linker script for SPL */ +#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/socfpga/u-boot-spl.lds" + +/* Support for common/libcommon.o in SPL binary */ +#define CONFIG_SPL_LIBCOMMON_SUPPORT +/* Support for lib/libgeneric.o in SPL binary */ +#define CONFIG_SPL_LIBGENERIC_SUPPORT + +#endif /* __CONFIG_H */