> Add initial support for Freescale MX28EVK board. > > Tested boot via SD card and by loading a kernel via TFTP through > the FEC interface. > > Signed-off-by: Fabio Estevam <fabio.este...@freescale.com> > --- > - For correct operation of saving environment variables into the SD card, > the following patch is needed: > http://lists.denx.de/pipermail/u-boot/2011-November/111448.html > Changes since v5: > - Fix tab vs spaces on mx28evk.h > - Change return value on dram_init() > Changes since v4: > - No changes > Changes since v3: > - Fix Copyright in mx28evk.h > - Call mx28_dram_init from dram_init > Changes since v2: > - Generate the patch again due to error in applying unrelated changes > Changes since v1: > - Read the MAC from fuses > - Use tabs instead of space in u-boot.bd > - Use puts instead of print > - Factor out mac reading function > - Factor out ddr size calculation function > - Use GENERATED_GBL_DATA_SIZE > - Protect CONFIG_ENV_IS_IN_MMC > MAINTAINERS | 1 + > board/freescale/mx28evk/Makefile | 49 ++++++++++ > board/freescale/mx28evk/iomux.c | 138 +++++++++++++++++++++++++++++ > board/freescale/mx28evk/mx28evk.c | 169 > +++++++++++++++++++++++++++++++++++ board/freescale/mx28evk/u-boot.bd | > 14 +++ > boards.cfg | 1 + > include/configs/mx28evk.h | 176 > +++++++++++++++++++++++++++++++++++++ 7 files changed, 548 insertions(+), > 0 deletions(-) > create mode 100644 board/freescale/mx28evk/Makefile > create mode 100644 board/freescale/mx28evk/iomux.c > create mode 100644 board/freescale/mx28evk/mx28evk.c > create mode 100644 board/freescale/mx28evk/u-boot.bd > create mode 100644 include/configs/mx28evk.h > > diff --git a/MAINTAINERS b/MAINTAINERS > index a56ca10..72e1089 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -639,6 +639,7 @@ Kristoffer Ericson <kristoffer.eric...@gmail.com> > Fabio Estevam <fabio.este...@freescale.com> > > mx25pdk i.MX25 > + mx28evk i.MX28 > mx31pdk i.MX31 > mx53ard i.MX53 > mx53smd i.MX53 > diff --git a/board/freescale/mx28evk/Makefile > b/board/freescale/mx28evk/Makefile new file mode 100644 > index 0000000..7459107 > --- /dev/null > +++ b/board/freescale/mx28evk/Makefile > @@ -0,0 +1,49 @@ > +# > +# (C) Copyright 2000-2006 > +# Wolfgang Denk, DENX Software Engineering, w...@denx.de. > +# > +# 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 > + > +ifndef CONFIG_SPL_BUILD > +COBJS := mx28evk.o > +else > +COBJS := iomux.o > +endif > + > +SRCS := $(COBJS:.o=.c) > +OBJS := $(addprefix $(obj),$(COBJS)) > + > +$(LIB): $(obj).depend $(OBJS) > + $(call cmd_link_o_target, $(OBJS)) > + > +all: $(ALL) > + > +######################################################################### > + > +# defines $(obj).depend target > +include $(SRCTREE)/rules.mk > + > +sinclude $(obj).depend > + > +######################################################################### > diff --git a/board/freescale/mx28evk/iomux.c > b/board/freescale/mx28evk/iomux.c new file mode 100644 > index 0000000..904e3f3 > --- /dev/null > +++ b/board/freescale/mx28evk/iomux.c > @@ -0,0 +1,138 @@ > +/* > + * Freescale MX28EVK IOMUX setup > + * > + * Copyright (C) 2011 Marek Vasut <marek.va...@gmail.com> > + * on behalf of DENX Software Engineering GmbH > + * > + * 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. > + */ > + > +#include <common.h> > +#include <config.h> > +#include <asm/io.h> > +#include <asm/arch/iomux-mx28.h> > +#include <asm/arch/imx-regs.h> > +#include <asm/arch/sys_proto.h> > + > +#define MUX_CONFIG_SSP0 (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP) > +#define MUX_CONFIG_ENET (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP) > +#define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL) > + > +const iomux_cfg_t iomux_setup[] = { > + /* DUART */ > + MX28_PAD_PWM0__DUART_RX, > + MX28_PAD_PWM1__DUART_TX, > + > + /* MMC0 */ > + MX28_PAD_SSP0_DATA0__SSP0_D0 | MUX_CONFIG_SSP0, > + MX28_PAD_SSP0_DATA1__SSP0_D1 | MUX_CONFIG_SSP0, > + MX28_PAD_SSP0_DATA2__SSP0_D2 | MUX_CONFIG_SSP0, > + MX28_PAD_SSP0_DATA3__SSP0_D3 | MUX_CONFIG_SSP0, > + MX28_PAD_SSP0_DATA4__SSP0_D4 | MUX_CONFIG_SSP0, > + MX28_PAD_SSP0_DATA5__SSP0_D5 | MUX_CONFIG_SSP0, > + MX28_PAD_SSP0_DATA6__SSP0_D6 | MUX_CONFIG_SSP0, > + MX28_PAD_SSP0_DATA7__SSP0_D7 | MUX_CONFIG_SSP0, > + MX28_PAD_SSP0_CMD__SSP0_CMD | MUX_CONFIG_SSP0, > + MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT | > + (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), > + MX28_PAD_SSP0_SCK__SSP0_SCK | > + (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), > + /* write protect */ > + MX28_PAD_SSP1_SCK__GPIO_2_12, > + /* MMC0 slot power enable */ > + MX28_PAD_PWM3__GPIO_3_28 | > + (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), > + > + /* FEC0 */ > + MX28_PAD_ENET0_MDC__ENET0_MDC | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_MDIO__ENET0_MDIO | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_TX_EN__ENET0_TX_EN | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_RXD0__ENET0_RXD0 | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_RXD1__ENET0_RXD1 | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_TXD0__ENET0_TXD0 | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_TXD1__ENET0_TXD1 | MUX_CONFIG_ENET, > + MX28_PAD_ENET_CLK__CLKCTRL_ENET | MUX_CONFIG_ENET, > + /* FEC0 Enable */ > + MX28_PAD_SSP1_DATA3__GPIO_2_15 | > + (MXS_PAD_12MA | MXS_PAD_3V3), > + /* FEC0 Reset */ > + MX28_PAD_ENET0_RX_CLK__GPIO_4_13 | > + (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), > + > + /* FEC1 */ > + MX28_PAD_ENET0_COL__ENET1_TX_EN | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_CRS__ENET1_RX_EN | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_RXD2__ENET1_RXD0 | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_RXD3__ENET1_RXD1 | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_TXD2__ENET1_TXD0 | MUX_CONFIG_ENET, > + MX28_PAD_ENET0_TXD3__ENET1_TXD1 | MUX_CONFIG_ENET, > + > + /* EMI */ > + MX28_PAD_EMI_D00__EMI_DATA0 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D01__EMI_DATA1 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D02__EMI_DATA2 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D03__EMI_DATA3 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D04__EMI_DATA4 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D05__EMI_DATA5 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D06__EMI_DATA6 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D07__EMI_DATA7 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D08__EMI_DATA8 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D09__EMI_DATA9 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D10__EMI_DATA10 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D11__EMI_DATA11 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D12__EMI_DATA12 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D13__EMI_DATA13 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D14__EMI_DATA14 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_D15__EMI_DATA15 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_ODT0__EMI_ODT0 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_ODT1__EMI_ODT1 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_DDR_OPEN_FB__EMI_DDR_OPEN_FEEDBACK | MUX_CONFIG_EMI, > + MX28_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI, > + MX28_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_DDR_OPEN__EMI_DDR_OPEN | MUX_CONFIG_EMI, > + > + MX28_PAD_EMI_A00__EMI_ADDR0 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A01__EMI_ADDR1 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A02__EMI_ADDR2 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A03__EMI_ADDR3 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A04__EMI_ADDR4 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A05__EMI_ADDR5 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A06__EMI_ADDR6 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A07__EMI_ADDR7 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A08__EMI_ADDR8 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A09__EMI_ADDR9 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A10__EMI_ADDR10 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A11__EMI_ADDR11 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A12__EMI_ADDR12 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A13__EMI_ADDR13 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_A14__EMI_ADDR14 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_BA2__EMI_BA2 | MUX_CONFIG_EMI, > + MX28_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI, > + MX28_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI, > + MX28_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI, > + MX28_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI, > + MX28_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI, > + MX28_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI, > +}; > + > +void board_init_ll(void) > +{ > + mx28_common_spl_init(iomux_setup, ARRAY_SIZE(iomux_setup)); > +} > diff --git a/board/freescale/mx28evk/mx28evk.c > b/board/freescale/mx28evk/mx28evk.c new file mode 100644 > index 0000000..0d04d44 > --- /dev/null > +++ b/board/freescale/mx28evk/mx28evk.c > @@ -0,0 +1,169 @@ > +/* > + * Freescale MX28EVK board > + * > + * (C) Copyright 2011 Freescale Semiconductor, Inc. > + * > + * Author: Fabio Estevam <fabio.este...@freescale.com> > + * > + * Based on m28evk.c: > + * Copyright (C) 2011 Marek Vasut <marek.va...@gmail.com> > + * on behalf of DENX Software Engineering GmbH > + * > + * 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. > + */ > + > +#include <common.h> > +#include <asm/gpio.h> > +#include <asm/io.h> > +#include <asm/arch/imx-regs.h> > +#include <asm/arch/iomux-mx28.h> > +#include <asm/arch/clock.h> > +#include <asm/arch/sys_proto.h> > +#include <linux/mii.h> > +#include <miiphy.h> > +#include <netdev.h> > +#include <errno.h> > + > +DECLARE_GLOBAL_DATA_PTR; > + > +/* > + * Functions > + */ > +int board_early_init_f(void) > +{ > + /* IO0 clock at 480MHz */ > + mx28_set_ioclk(MXC_IOCLK0, 480000); > + /* IO1 clock at 480MHz */ > + mx28_set_ioclk(MXC_IOCLK1, 480000); > + > + /* SSP0 clock at 96MHz */ > + mx28_set_sspclk(MXC_SSPCLK0, 96000, 0); > + /* SSP2 clock at 96MHz */ > + mx28_set_sspclk(MXC_SSPCLK2, 96000, 0); > + > + return 0; > +} > + > +int dram_init(void) > +{ > + return mx28_dram_init(); > +} > + > +int board_init(void) > +{ > + /* Adress of boot parameters */ > + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; > + > + return 0; > +} > + > +#ifdef CONFIG_CMD_MMC > +static int mx28evk_mmc_wp(int id) > +{ > + if (id != 0) { > + printf("MXS MMC: Invalid card selected (card id = %d)\n", id); > + return 1; > + } > + > + return gpio_get_value(MX28_PAD_SSP1_SCK__GPIO_2_12); > +} > + > +int board_mmc_init(bd_t *bis) > +{ > + /* Configure WP as input */ > + gpio_direction_input(MX28_PAD_SSP1_SCK__GPIO_2_12); > + > + /* Configure MMC0 Power Enable */ > + gpio_direction_output(MX28_PAD_PWM3__GPIO_3_28, 0); > + > + return mxsmmc_initialize(bis, 0, mx28evk_mmc_wp); > +} > +#endif > + > +#ifdef CONFIG_CMD_NET > + > +#define MII_OPMODE_STRAP_OVERRIDE 0x16 > +#define MII_PHY_CTRL1 0x1e > +#define MII_PHY_CTRL2 0x1f > + > +int fecmxc_mii_postcall(int phy) > +{ > + miiphy_write("FEC1", phy, MII_BMCR, 0x9000); > + miiphy_write("FEC1", phy, MII_OPMODE_STRAP_OVERRIDE, 0x0202); > + if (phy == 3) > + miiphy_write("FEC1", 3, MII_PHY_CTRL2, 0x8180); > + return 0; > +} > + > +int board_eth_init(bd_t *bis) > +{ > + struct mx28_clkctrl_regs *clkctrl_regs = > + (struct mx28_clkctrl_regs *)MXS_CLKCTRL_BASE; > + struct eth_device *dev; > + int ret; > + > + ret = cpu_eth_init(bis); > + > + /* MX28EVK uses ENET_CLK PAD to drive FEC clock */ > + writel(CLKCTRL_ENET_TIME_SEL_RMII_CLK | CLKCTRL_ENET_CLK_OUT_EN, > + &clkctrl_regs->hw_clkctrl_enet); > + > + /* Power-on FECs */ > + gpio_direction_output(MX28_PAD_SSP1_DATA3__GPIO_2_15, 0); > + > + /* Reset FEC PHYs */ > + gpio_direction_output(MX28_PAD_ENET0_RX_CLK__GPIO_4_13, 0); > + udelay(200); > + gpio_set_value(MX28_PAD_ENET0_RX_CLK__GPIO_4_13, 1); > + > + ret = fecmxc_initialize_multi(bis, 0, 0, MXS_ENET0_BASE); > + if (ret) { > + puts("FEC MXS: Unable to init FEC0\n"); > + return ret; > + } > + > + ret = fecmxc_initialize_multi(bis, 1, 3, MXS_ENET1_BASE); > + if (ret) { > + puts("FEC MXS: Unable to init FEC1\n"); > + return ret; > + } > + > + dev = eth_get_dev_by_name("FEC0"); > + if (!dev) { > + puts("FEC MXS: Unable to get FEC0 device entry\n"); > + return -EINVAL; > + } > + > + ret = fecmxc_register_mii_postcall(dev, fecmxc_mii_postcall); > + if (ret) { > + puts("FEC MXS: Unable to register FEC0 mii postcall\n"); > + return ret; > + } > + > + dev = eth_get_dev_by_name("FEC1"); > + if (!dev) { > + puts("FEC MXS: Unable to get FEC1 device entry\n"); > + return -EINVAL; > + } > + > + ret = fecmxc_register_mii_postcall(dev, fecmxc_mii_postcall); > + if (ret) { > + puts("FEC MXS: Unable to register FEC1 mii postcall\n"); > + return ret; > + } > + > + return ret; > +} > + > +#endif > diff --git a/board/freescale/mx28evk/u-boot.bd > b/board/freescale/mx28evk/u-boot.bd new file mode 100644 > index 0000000..c60615a > --- /dev/null > +++ b/board/freescale/mx28evk/u-boot.bd > @@ -0,0 +1,14 @@ > +sources { > + u_boot_spl="spl/u-boot-spl.bin"; > + u_boot="u-boot.bin"; > +} > + > +section (0) { > + load u_boot_spl > 0x0000; > + load ivt (entry = 0x0014) > 0x8000; > + hab call 0x8000; > + > + load u_boot > 0x40000100; > + load ivt (entry = 0x40000100) > 0x8000; > + hab call 0x8000; > +} > diff --git a/boards.cfg b/boards.cfg > index 1e5b3e0..e859024 100644 > --- a/boards.cfg > +++ b/boards.cfg > @@ -160,6 +160,7 @@ zmx25 arm arm926ejs > zmx25 syteco imx27lite arm > arm926ejs imx27lite logicpd mx27 magnesium > arm arm926ejs imx27lite logicpd mx27 > m28evk arm arm926ejs - > denx mx28 +mx28evk arm arm926ejs > - freescale mx28 nhk8815 arm > arm926ejs nhk8815 st nomadik > nhk8815_onenand arm arm926ejs nhk8815 > st nomadik nhk8815:BOOT_ONENAND omap1610h2 > arm > arm926ejs omap1610inn ti omap > omap1610inn:CS3_BOOT diff --git > a/include/configs/mx28evk.h b/include/configs/mx28evk.h new file mode > 100644 > index 0000000..5b8a1bf > --- /dev/null > +++ b/include/configs/mx28evk.h > @@ -0,0 +1,176 @@ > +/* > + * (C) Copyright 2011 Freescale Semiconductor, Inc. > + * Author: Fabio Estevam <fabio.este...@freescale.com> > + * > + * Based on m28evk.h: > + * Copyright (C) 2011 Marek Vasut <marek.va...@gmail.com> > + * on behalf of DENX Software Engineering GmbH > + * > + * 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. > + */ > +#ifndef __CONFIG_H > +#define __CONFIG_H > + > +#include <asm/arch/regs-base.h> > + > +/* > + * SoC configurations > + */ > +#define CONFIG_MX28 /* i.MX28 SoC */ > +#define CONFIG_MXS_GPIO /* GPIO control */ > +#define CONFIG_SYS_HZ 1000 /* Ticks per second */ > + > +#define CONFIG_MACH_TYPE MACH_TYPE_MX28EVK > + > +#define CONFIG_SYS_NO_FLASH > +#define CONFIG_SYS_ICACHE_OFF > +#define CONFIG_SYS_DCACHE_OFF > +#define CONFIG_BOARD_EARLY_INIT_F > +#define CONFIG_ARCH_CPU_INIT > +#define CONFIG_ARCH_MISC_INIT > + > +/* > + * SPL > + */ > +#define CONFIG_SPL > +#define CONFIG_SPL_NO_CPU_SUPPORT_CODE > +#define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mx28" > +#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mx28/u-boot-spl.lds" > +#define CONFIG_SPL_LIBCOMMON_SUPPORT > +#define CONFIG_SPL_LIBGENERIC_SUPPORT > + > +/* > + * U-Boot Commands > + */ > +#include <config_cmd_default.h> > +#define CONFIG_DISPLAY_CPUINFO > +#define CONFIG_DOS_PARTITION > +#define CONFIG_CMD_FAT > + > +#define CONFIG_CMD_CACHE > +#define CONFIG_CMD_DHCP > +#define CONFIG_CMD_GPIO > +#define CONFIG_CMD_MII > +#define CONFIG_CMD_MMC > +#define CONFIG_CMD_NET > +#define CONFIG_CMD_NFS > +#define CONFIG_CMD_PING > + > +/* > + * Memory configurations > + */ > +#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ > +#define PHYS_SDRAM_1 0x40000000 /* Base address */ > +#define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */ > +#define CONFIG_STACKSIZE (128 * 1024) /* 128 KB stack */ > +#define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */ > +#define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */ > +#define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM > test */ > +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 > +/* Point initial SP in SRAM so SPL can use it too. */ > + > +#define CONFIG_SYS_INIT_RAM_ADDR 0x00002000 > +#define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024) > + > +#define CONFIG_SYS_INIT_SP_OFFSET \ > + (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) > +#define CONFIG_SYS_INIT_SP_ADDR \ > + (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) > + > +/* > + * We need to sacrifice first 4 bytes of RAM here to avoid triggering some > + * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot > + * binary. In case there was more of this mess, 0x100 bytes are skipped. > + */ > +#define CONFIG_SYS_TEXT_BASE 0x40000100 > + > +#define CONFIG_ENV_OVERWRITE > +/* > + * U-Boot general configurations > + */ > +#define CONFIG_SYS_LONGHELP > +#define CONFIG_SYS_PROMPT "MX28EVK U-Boot > " > +#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ > +#define CONFIG_SYS_PBSIZE \ > + (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) > + /* Print buffer size */ > +#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ > +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE > + /* Boot argument buffer size */ > +#define CONFIG_VERSION_VARIABLE /* U-BOOT version */ > +#define CONFIG_AUTO_COMPLETE /* Command auto complete */ > +#define CONFIG_CMDLINE_EDITING /* Command history etc */ > +#define CONFIG_SYS_HUSH_PARSER > +#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " > + > +/* > + * Serial Driver > + */ > +#define CONFIG_PL011_SERIAL > +#define CONFIG_PL011_CLOCK 24000000 > +#define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE } > +#define CONFIG_CONS_INDEX 0 > +#define CONFIG_BAUDRATE 115200 /* Default baud rate */ > +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } > + > +/* > + * MMC Driver > + */ > +#define CONFIG_ENV_IS_IN_MMC > +#define CONFIG_ENV_OFFSET (256 * 1024) > +#define CONFIG_ENV_SIZE (16 * 1024) > +#define CONFIG_SYS_MMC_ENV_DEV 0 > +#define CONFIG_CMD_SAVEENV > +#ifdef CONFIG_CMD_MMC > +#define CONFIG_MMC > +#define CONFIG_GENERIC_MMC > +#define CONFIG_MXS_MMC > +#endif > + > +/* > + * Ethernet on SOC (FEC) > + */ > +#ifdef CONFIG_CMD_NET > +#define CONFIG_NET_MULTI > +#define CONFIG_ETHPRIME "FEC0" > +#define CONFIG_FEC_MXC > +#define CONFIG_FEC_MXC_MULTI > +#define CONFIG_MII > +#define CONFIG_DISCOVER_PHY > +#define CONFIG_FEC_XCV_TYPE RMII > +#define CONFIG_MX28_FEC_MAC_IN_OCOTP > +#endif > + > +/* > + * Boot Linux > + */ > +#define CONFIG_CMDLINE_TAG > +#define CONFIG_SETUP_MEMORY_TAGS > +#define CONFIG_BOOTDELAY 3 > +#define CONFIG_BOOTFILE "uImage" > +#define CONFIG_BOOTCOMMAND "run bootcmd_net" > +#define CONFIG_LOADADDR 0x42000000 > +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR > + > +/* > + * Extra Environments > + */ > +#define CONFIG_EXTRA_ENV_SETTINGS \ > + "console_fsl=console=ttyAM0" \ > + "console_mainline=console=ttyAMA0" \ > + "netargs=setenv bootargs console=${console_mainline}" \ > + "root=/dev/nfs " \ > + "ip=dhcp nfsroot=${serverip}:${nfsroot}\0" \ > + "bootcmd_net=echo Booting from net ...; " \ > + "run netargs; " \ > + "dhcp ${uimage}; bootm\0" \ > + > +#endif /* __CONFIG_H */
Acked-by: Marek Vasut <marek.va...@gmail.com> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot