This board uses the OMAP-L138 SOM stacked on a custom baseboard. It supports SPI Flash, Ethernet with RMII. Signed-off-by: Stefano Babic <sbabic@denx.de> Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>master
parent
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#
|
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# (C) Copyright 2000, 2001, 2002
|
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
|
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# published by the Free Software Foundation; either version 2 of
|
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# the License, or (at your option) any later version.
|
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#
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# This program is distributed in the hope that it will be useful,
|
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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# GNU General Public License for more details.
|
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk |
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LIB = $(obj)lib$(BOARD).a
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COBJS-y += ea20.o
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COBJS := $(COBJS-y)
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SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
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OBJS := $(addprefix $(obj),$(COBJS))
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SOBJS := $(addprefix $(obj),$(SOBJS))
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$(LIB): $(obj).depend $(OBJS) $(SOBJS) |
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$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
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clean: |
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rm -f $(SOBJS) $(OBJS)
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distclean: clean |
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rm -f $(LIB) core *.bak *~ .depend
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#########################################################################
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# This is for $(obj).depend target
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include $(SRCTREE)/rules.mk |
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sinclude $(obj).depend |
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#########################################################################
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@ -0,0 +1,196 @@ |
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/*
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* (C) Copyright 2010 |
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* Stefano Babic, DENX Software Engineering, sbabic@denx.de |
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* |
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* Based on da850evm.c, original Copyrights follow: |
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* |
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* Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
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* |
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* Based on da830evm.c. Original Copyrights follow: |
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* |
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* Copyright (C) 2009 Nick Thompson, GE Fanuc, Ltd. <nick.thompson@gefanuc.com> |
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* Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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#include <common.h> |
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#include <i2c.h> |
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#include <net.h> |
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#include <netdev.h> |
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#include <asm/arch/hardware.h> |
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#include <asm/arch/emif_defs.h> |
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#include <asm/arch/emac_defs.h> |
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#include <asm/io.h> |
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#include <asm/arch/davinci_misc.h> |
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DECLARE_GLOBAL_DATA_PTR; |
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#define pinmux(x) (&davinci_syscfg_regs->pinmux[x]) |
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/* SPI0 pin muxer settings */ |
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static const struct pinmux_config spi1_pins[] = { |
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{ pinmux(5), 1, 1 }, |
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{ pinmux(5), 1, 2 }, |
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{ pinmux(5), 1, 4 }, |
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{ pinmux(5), 1, 5 } |
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}; |
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/* UART pin muxer settings */ |
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static const struct pinmux_config uart_pins[] = { |
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{ pinmux(0), 4, 6 }, |
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{ pinmux(0), 4, 7 }, |
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{ pinmux(4), 2, 4 }, |
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{ pinmux(4), 2, 5 } |
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}; |
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#ifdef CONFIG_DRIVER_TI_EMAC |
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#define HAS_RMII 1 |
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static const struct pinmux_config emac_pins[] = { |
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{ pinmux(14), 8, 2 }, |
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{ pinmux(14), 8, 3 }, |
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{ pinmux(14), 8, 4 }, |
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{ pinmux(14), 8, 5 }, |
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{ pinmux(14), 8, 6 }, |
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{ pinmux(14), 8, 7 }, |
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{ pinmux(15), 8, 1 }, |
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{ pinmux(4), 8, 0 }, |
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{ pinmux(4), 8, 1 } |
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}; |
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#endif |
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#ifdef CONFIG_NAND_DAVINCI |
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const struct pinmux_config nand_pins[] = { |
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{ pinmux(7), 1, 1 }, |
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{ pinmux(7), 1, 2 }, |
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{ pinmux(7), 1, 4 }, |
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{ pinmux(7), 1, 5 }, |
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{ pinmux(9), 1, 0 }, |
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{ pinmux(9), 1, 1 }, |
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{ pinmux(9), 1, 2 }, |
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{ pinmux(9), 1, 3 }, |
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{ pinmux(9), 1, 4 }, |
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{ pinmux(9), 1, 5 }, |
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{ pinmux(9), 1, 6 }, |
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{ pinmux(9), 1, 7 }, |
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{ pinmux(12), 1, 5 }, |
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{ pinmux(12), 1, 6 } |
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}; |
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#endif |
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static const struct pinmux_resource pinmuxes[] = { |
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#ifdef CONFIG_SPI_FLASH |
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PINMUX_ITEM(spi1_pins), |
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#endif |
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PINMUX_ITEM(uart_pins), |
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#ifdef CONFIG_NAND_DAVINCI |
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PINMUX_ITEM(nand_pins), |
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#endif |
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}; |
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static const struct lpsc_resource lpsc[] = { |
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{ DAVINCI_LPSC_AEMIF }, /* NAND, NOR */ |
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{ DAVINCI_LPSC_SPI1 }, /* Serial Flash */ |
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{ DAVINCI_LPSC_EMAC }, /* image download */ |
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{ DAVINCI_LPSC_UART2 }, /* console */ |
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{ DAVINCI_LPSC_GPIO }, |
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}; |
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int board_init(void) |
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{ |
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#ifndef CONFIG_USE_IRQ |
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irq_init(); |
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#endif |
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#ifdef CONFIG_NAND_DAVINCI |
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/*
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* NAND CS setup - cycle counts based on da850evm NAND timings in the |
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* Linux kernel @ 25MHz EMIFA |
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*/ |
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writel((DAVINCI_ABCR_WSETUP(0) | |
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DAVINCI_ABCR_WSTROBE(0) | |
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DAVINCI_ABCR_WHOLD(0) | |
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DAVINCI_ABCR_RSETUP(0) | |
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DAVINCI_ABCR_RSTROBE(1) | |
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DAVINCI_ABCR_RHOLD(0) | |
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DAVINCI_ABCR_TA(0) | |
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DAVINCI_ABCR_ASIZE_8BIT), |
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&davinci_emif_regs->ab2cr); /* CS3 */ |
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#endif |
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/* arch number of the board */ |
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gd->bd->bi_arch_number = MACH_TYPE_EA20; |
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/* address of boot parameters */ |
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gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR; |
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/*
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* Power on required peripherals |
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* ARM does not have access by default to PSC0 and PSC1 |
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* assuming here that the DSP bootloader has set the IOPU |
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* such that PSC access is available to ARM |
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*/ |
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if (da8xx_configure_lpsc_items(lpsc, ARRAY_SIZE(lpsc))) |
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return 1; |
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/* setup the SUSPSRC for ARM to control emulation suspend */ |
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writel(readl(&davinci_syscfg_regs->suspsrc) & |
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~(DAVINCI_SYSCFG_SUSPSRC_EMAC | DAVINCI_SYSCFG_SUSPSRC_I2C | |
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DAVINCI_SYSCFG_SUSPSRC_SPI1 | DAVINCI_SYSCFG_SUSPSRC_TIMER0 | |
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DAVINCI_SYSCFG_SUSPSRC_UART2), |
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&davinci_syscfg_regs->suspsrc); |
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/* configure pinmux settings */ |
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if (davinci_configure_pin_mux_items(pinmuxes, ARRAY_SIZE(pinmuxes))) |
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return 1; |
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#ifdef CONFIG_DRIVER_TI_EMAC |
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if (davinci_configure_pin_mux(emac_pins, ARRAY_SIZE(emac_pins)) != 0) |
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return 1; |
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davinci_emac_mii_mode_sel(HAS_RMII); |
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#endif /* CONFIG_DRIVER_TI_EMAC */ |
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/* enable the console UART */ |
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writel((DAVINCI_UART_PWREMU_MGMT_FREE | DAVINCI_UART_PWREMU_MGMT_URRST | |
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DAVINCI_UART_PWREMU_MGMT_UTRST), |
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&davinci_uart2_ctrl_regs->pwremu_mgmt); |
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return 0; |
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} |
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#ifdef CONFIG_DRIVER_TI_EMAC |
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/*
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* Initializes on-board ethernet controllers. |
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*/ |
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int board_eth_init(bd_t *bis) |
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{ |
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if (!davinci_emac_initialize()) { |
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printf("Error: Ethernet init failed!\n"); |
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return -1; |
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} |
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/*
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* This board has a RMII PHY. However, the MDC line on the SOM |
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* must not be disabled (there is no MII PHY on the |
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* baseboard) via the GPIO2[6], because this pin |
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* disables at the same time the SPI flash. |
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*/ |
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return 0; |
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} |
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#endif /* CONFIG_DRIVER_TI_EMAC */ |
@ -0,0 +1,192 @@ |
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/*
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* Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
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* |
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* Based on davinci_dvevm.h. Original Copyrights follow: |
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* |
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* Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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#ifndef __CONFIG_H |
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#define __CONFIG_H |
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/*
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* Board |
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*/ |
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#define CONFIG_DRIVER_TI_EMAC |
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#define CONFIG_USE_SPIFLASH |
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#define CONFIG_DRIVER_TI_EMAC_USE_RMII |
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/*
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* SoC Configuration |
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*/ |
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#define CONFIG_MACH_DAVINCI_DA850_EVM |
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#define CONFIG_ARM926EJS /* arm926ejs CPU core */ |
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#define CONFIG_SOC_DA8XX /* TI DA8xx SoC */ |
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#define CONFIG_SYS_CLK_FREQ clk_get(DAVINCI_ARM_CLKID) |
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#define CONFIG_SYS_OSCIN_FREQ 24000000 |
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#define CONFIG_SYS_TIMERBASE DAVINCI_TIMER0_BASE |
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#define CONFIG_SYS_HZ_CLOCK clk_get(DAVINCI_AUXCLK_CLKID) |
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#define CONFIG_SYS_HZ 1000 |
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#define CONFIG_SKIP_LOWLEVEL_INIT |
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#define CONFIG_SYS_TEXT_BASE 0xc1080000 |
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/*
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* Memory Info |
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*/ |
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#define CONFIG_SYS_MALLOC_LEN (0x10000 + 1*1024*1024) /* malloc() len */ |
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#define PHYS_SDRAM_1 DAVINCI_DDR_EMIF_DATA_BASE /* DDR Start */ |
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#define PHYS_SDRAM_1_SIZE (64 << 20) /* SDRAM size 64MB */ |
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#define CONFIG_MAX_RAM_BANK_SIZE (512 << 20) /* max size from SPRS586*/ |
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/* memtest start addr */ |
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#define CONFIG_SYS_MEMTEST_START (PHYS_SDRAM_1 + 0x2000000) |
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/* memtest will be run on 16MB */ |
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#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1 + 0x2000000 + 16*1024*1024) |
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#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ |
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#define CONFIG_STACKSIZE (256*1024) /* regular stack */ |
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/*
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* Serial Driver info |
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*/ |
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#define CONFIG_SYS_NS16550 |
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#define CONFIG_SYS_NS16550_SERIAL |
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#define CONFIG_SYS_NS16550_REG_SIZE -4 /* NS16550 register size */ |
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#define CONFIG_SYS_NS16550_COM1 DAVINCI_UART2_BASE /* Base address of UART2 */ |
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#define CONFIG_SYS_NS16550_CLK clk_get(DAVINCI_UART2_CLKID) |
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#define CONFIG_CONS_INDEX 1 /* use UART0 for console */ |
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#define CONFIG_BAUDRATE 115200 /* Default baud rate */ |
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#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
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#define CONFIG_SPI |
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#define CONFIG_SPI_FLASH |
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#define CONFIG_SPI_FLASH_STMICRO |
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#define CONFIG_DAVINCI_SPI |
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#define CONFIG_SYS_SPI_BASE DAVINCI_SPI1_BASE |
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#define CONFIG_SYS_SPI_CLK clk_get(DAVINCI_SPI1_CLKID) |
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#define CONFIG_SF_DEFAULT_SPEED 30000000 |
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#define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED |
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|
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/*
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* Network & Ethernet Configuration |
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*/ |
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#ifdef CONFIG_DRIVER_TI_EMAC |
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#define CONFIG_EMAC_MDIO_PHY_NUM 0 |
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#define CONFIG_MII |
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#define CONFIG_BOOTP_DEFAULT |
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#define CONFIG_BOOTP_DNS |
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#define CONFIG_BOOTP_DNS2 |
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#define CONFIG_BOOTP_SEND_HOSTNAME |
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#define CONFIG_NET_RETRY_COUNT 10 |
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#define CONFIG_NET_MULTI |
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#endif |
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#ifdef CONFIG_USE_SPIFLASH |
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#undef CONFIG_ENV_IS_IN_FLASH |
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#undef CONFIG_ENV_IS_IN_NAND |
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#define CONFIG_ENV_IS_IN_SPI_FLASH |
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#define CONFIG_ENV_SIZE (8 << 10) |
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#define CONFIG_ENV_OFFSET (256 << 10) |
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#define CONFIG_ENV_SECT_SIZE (64 << 10) |
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#define CONFIG_SYS_NO_FLASH |
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#endif |
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/*
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* U-Boot general configuration |
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*/ |
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#define CONFIG_BOOTFILE "uImage" /* Boot file name */ |
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#define CONFIG_SYS_PROMPT "ea20 > " /* Command Prompt */ |
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#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) |
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#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ |
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Args Buffer Size */ |
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#define CONFIG_SYS_LOAD_ADDR (PHYS_SDRAM_1 + 0x700000) |
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#define CONFIG_VERSION_VARIABLE |
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#define CONFIG_AUTO_COMPLETE |
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#define CONFIG_SYS_HUSH_PARSER |
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " |
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#define CONFIG_CMDLINE_EDITING |
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#define CONFIG_SYS_LONGHELP |
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#define CONFIG_CRC32_VERIFY |
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#define CONFIG_MX_CYCLIC |
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|
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/*
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* Linux Information |
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*/ |
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#define LINUX_BOOT_PARAM_ADDR (PHYS_SDRAM_1 + 0x100) |
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#define CONFIG_CMDLINE_TAG |
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#define CONFIG_SETUP_MEMORY_TAGS |
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#define CONFIG_BOOTDELAY 3 |
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|
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/*
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* U-Boot commands |
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*/ |
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#include <config_cmd_default.h> |
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#define CONFIG_CMD_ENV |
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#define CONFIG_CMD_ASKENV |
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#define CONFIG_CMD_DHCP |
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#define CONFIG_CMD_DIAG |
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#define CONFIG_CMD_MII |
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#define CONFIG_CMD_PING |
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#define CONFIG_CMD_SAVES |
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#define CONFIG_CMD_MEMORY |
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|
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#ifndef CONFIG_DRIVER_TI_EMAC |
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#undef CONFIG_CMD_NET |
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#undef CONFIG_CMD_DHCP |
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#undef CONFIG_CMD_MII |
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#undef CONFIG_CMD_PING |
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#endif |
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|
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#ifdef CONFIG_USE_NAND |
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#undef CONFIG_CMD_FLASH |
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#undef CONFIG_CMD_IMLS |
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#define CONFIG_CMD_NAND |
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|
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#define CONFIG_CMD_MTDPARTS |
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#define CONFIG_MTD_DEVICE |
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#define CONFIG_MTD_PARTITIONS |
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#define CONFIG_LZO |
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#define CONFIG_RBTREE |
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#define CONFIG_CMD_UBI |
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#define CONFIG_CMD_UBIFS |
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#endif |
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|
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#ifdef CONFIG_USE_SPIFLASH |
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#undef CONFIG_CMD_IMLS |
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#undef CONFIG_CMD_FLASH |
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#define CONFIG_CMD_SPI |
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#define CONFIG_CMD_SF |
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#define CONFIG_CMD_SAVEENV |
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#endif |
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|
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#if !defined(CONFIG_USE_NAND) && \ |
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!defined(CONFIG_USE_NOR) && \
|
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!defined(CONFIG_USE_SPIFLASH) |
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#define CONFIG_ENV_IS_NOWHERE |
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#define CONFIG_SYS_NO_FLASH |
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#define CONFIG_ENV_SIZE (16 << 10) |
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#undef CONFIG_CMD_IMLS |
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#undef CONFIG_CMD_ENV |
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#endif |
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|
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/* additions for new relocation code, must added to all boards */ |
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#define CONFIG_SYS_SDRAM_BASE 0xc0000000 |
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \ |
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GENERATED_GBL_DATA_SIZE) |
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#endif /* __CONFIG_H */ |
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Reference in new issue