[U-Boot] [PATCH v3] Add initial support for Wandboard dual lite and solo.

Otavio Salvador otavio at ossystems.com.br
Wed Mar 13 16:20:21 CET 2013


On Wed, Mar 13, 2013 at 9:31 AM, Fabio Estevam <festevam at gmail.com> wrote:
> From: Fabio Estevam <fabio.estevam at freescale.com>
>
> Add initial support for Wandboard.
>
> Wandboard is a development board that has two variants: one version based
> on mx6 dual lite and another one based on mx6 solo.
>
> For details on the features of Wandboard, please refer to:
> http://www.wandboard.org/
>
> Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
> ---
> Changes since v2:
> - Also added support to the mx6solo variant.
> - Rebased against u-boot-imx
>
> Changes since v1:
> - Use get_ram_size
> - Remove ARP_TIMEOUT
> - Remove unneeded "1u"
>  MAINTAINERS                                |    1 +
>  arch/arm/include/asm/arch-mx6/mx6dl_pins.h |    3 +
>  board/wandboard/Makefile                   |   29 ++++
>  board/wandboard/wandboard.c                |  181 ++++++++++++++++++++++++
>  boards.cfg                                 |    2 +
>  include/configs/wandboard.h                |  207 ++++++++++++++++++++++++++++
>  6 files changed, 423 insertions(+)
>  create mode 100644 board/wandboard/Makefile
>  create mode 100644 board/wandboard/wandboard.c
>  create mode 100644 include/configs/wandboard.h
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index f490d62..791afce 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -664,6 +664,7 @@ Fabio Estevam <fabio.estevam at freescale.com>
>         mx53smd         i.MX53
>         mx6qsabresd     i.MX6Q
>         mx6qsabreauto   i.MX6Q
> +       wandboard       i.MX6DL/S
>
>  Daniel Gorsulowski <daniel.gorsulowski at esd.eu>
>
> diff --git a/arch/arm/include/asm/arch-mx6/mx6dl_pins.h b/arch/arm/include/asm/arch-mx6/mx6dl_pins.h
> index 9494e41..9846f1b 100644
> --- a/arch/arm/include/asm/arch-mx6/mx6dl_pins.h
> +++ b/arch/arm/include/asm/arch-mx6/mx6dl_pins.h
> @@ -50,6 +50,8 @@
>  #define NO_MUX_I                0
>  #define NO_PAD_I                0
>  enum {
> +       MX6_PAD_CSI0_DAT10__UART1_TXD           = IOMUX_PAD(0x0360, 0x004C, 3, 0x0000, 0, 0),
> +       MX6_PAD_CSI0_DAT11__UART1_RXD           = IOMUX_PAD(0x0364, 0x0050, 3, 0x08FC, 1, 0),
>         MX6_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK = IOMUX_PAD(0x03B0, 0x009C, 0, 0x0000, 0, PAD_CTL_DSE_120ohm),
>         MX6_PAD_DI0_PIN15__IPU1_DI0_PIN15       = IOMUX_PAD(0x03B4, 0x00A0, 0, 0x0000, 0, PAD_CTL_DSE_120ohm),
>         MX6_PAD_DI0_PIN2__IPU1_DI0_PIN2 = IOMUX_PAD(0x03B8, 0x00A4, 0, 0x0000, 0, PAD_CTL_DSE_120ohm),
> @@ -90,6 +92,7 @@ enum {
>         MX6_PAD_EIM_D27__UART2_RXD              = IOMUX_PAD(0x0540, 0x0170, 4, 0x0904, 1, 0),
>         MX6_PAD_EIM_D28__I2C1_SDA               = IOMUX_PAD(0x0544, 0x0174, 1 | IOMUX_CONFIG_SION, 0x086C, 1, 0),
>         MX6_PAD_EIM_D28__GPIO_3_28              = IOMUX_PAD(0x0544, 0x0174, 5, 0x0000, 0, 0),
> +       MX6_PAD_EIM_D29__GPIO_3_29              = IOMUX_PAD(0x0548, 0x0178, 5, 0x0000, 0, 0),
>         MX6_PAD_ENET_MDC__ENET_MDC              = IOMUX_PAD(0x05B8, 0x01E8, 1, 0x0000, 0,  0),
>         MX6_PAD_ENET_MDIO__ENET_MDIO            = IOMUX_PAD(0x05BC, 0x01EC, 1, 0x0810, 0, 0),
>         MX6_PAD_ENET_REF_CLK__ENET_TX_CLK       = IOMUX_PAD(0x05C0, 0x01F0, 1, 0x0000, 0, 0),
> diff --git a/board/wandboard/Makefile b/board/wandboard/Makefile
> new file mode 100644
> index 0000000..014ea6c
> --- /dev/null
> +++ b/board/wandboard/Makefile
> @@ -0,0 +1,29 @@
> +#
> +# (C) Copyright 2013 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.
> +#
> +
> +include $(TOPDIR)/config.mk
> +
> +LIB    = $(obj)lib$(BOARD).o
> +
> +COBJS  := wandboard.o
> +
> +SRCS   := $(COBJS:.o=.c)
> +OBJS   := $(addprefix $(obj),$(COBJS))
> +
> +$(LIB):        $(obj).depend $(OBJS)
> +       $(call cmd_link_o_target, $(OBJS))
> +
> +#########################################################################
> +
> +# defines $(obj).depend target
> +include $(SRCTREE)/rules.mk
> +
> +sinclude $(obj).depend
> +
> +#########################################################################
> diff --git a/board/wandboard/wandboard.c b/board/wandboard/wandboard.c
> new file mode 100644
> index 0000000..79366cd
> --- /dev/null
> +++ b/board/wandboard/wandboard.c
> @@ -0,0 +1,181 @@
> +/*
> + * Copyright (C) 2013 Freescale Semiconductor, Inc.
> + *
> + * Author: Fabio Estevam <fabio.estevam at freescale.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.
> + */
> +
> +#include <asm/arch/clock.h>
> +#include <asm/arch/iomux.h>
> +#include <asm/arch/imx-regs.h>
> +#include <asm/arch/mx6-pins.h>
> +#include <asm/arch/sys_proto.h>
> +#include <asm/gpio.h>
> +#include <asm/imx-common/iomux-v3.h>
> +#include <asm/io.h>
> +#include <asm/sizes.h>
> +#include <common.h>
> +#include <fsl_esdhc.h>
> +#include <mmc.h>
> +#include <miiphy.h>
> +#include <netdev.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +#define UART_PAD_CTRL  (PAD_CTL_PKE | PAD_CTL_PUE |            \
> +       PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED |               \
> +       PAD_CTL_DSE_40ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
> +
> +#define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE |            \
> +       PAD_CTL_PUS_47K_UP  | PAD_CTL_SPEED_LOW |               \
> +       PAD_CTL_DSE_80ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
> +
> +#define ENET_PAD_CTRL  (PAD_CTL_PKE | PAD_CTL_PUE |            \
> +       PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED   |             \
> +       PAD_CTL_DSE_40ohm   | PAD_CTL_HYS)
> +
> +#define ETH_PHY_RESET          IMX_GPIO_NR(3, 29)
> +
> +int dram_init(void)
> +{
> +       gd->ram_size = CONFIG_DDR_MB * SZ_1M;
> +
> +       return 0;
> +}
> +
> +static iomux_v3_cfg_t const uart1_pads[] = {
> +       MX6_PAD_CSI0_DAT10__UART1_TXD | MUX_PAD_CTRL(UART_PAD_CTRL),
> +       MX6_PAD_CSI0_DAT11__UART1_RXD | MUX_PAD_CTRL(UART_PAD_CTRL),
> +};
> +
> +static iomux_v3_cfg_t const usdhc3_pads[] = {
> +       MX6_PAD_SD3_CLK__USDHC3_CLK   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +       MX6_PAD_SD3_CMD__USDHC3_CMD   | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +       MX6_PAD_SD3_DAT0__USDHC3_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +       MX6_PAD_SD3_DAT1__USDHC3_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +       MX6_PAD_SD3_DAT2__USDHC3_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +       MX6_PAD_SD3_DAT3__USDHC3_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
> +};
> +
> +static iomux_v3_cfg_t const enet_pads[] = {
> +       MX6_PAD_ENET_MDIO__ENET_MDIO            | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_ENET_MDC__ENET_MDC              | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_TXC__ENET_RGMII_TXC       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_TD0__ENET_RGMII_TD0       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_TD1__ENET_RGMII_TD1       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_TD2__ENET_RGMII_TD2       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_TD3__ENET_RGMII_TD3       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL      | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_ENET_REF_CLK__ENET_TX_CLK       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_RXC__ENET_RGMII_RXC       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_RD0__ENET_RGMII_RD0       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_RD1__ENET_RGMII_RD1       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_RD2__ENET_RGMII_RD2       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_RD3__ENET_RGMII_RD3       | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL      | MUX_PAD_CTRL(ENET_PAD_CTRL),
> +       /* AR8031 PHY Reset */
> +       MX6_PAD_EIM_D29__GPIO_3_29              | MUX_PAD_CTRL(NO_PAD_CTRL),
> +};
> +
> +static void setup_iomux_uart(void)
> +{
> +       imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
> +}
> +
> +static void setup_iomux_enet(void)
> +{
> +       imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads));
> +
> +       /* Reset AR8031 PHY */
> +       gpio_direction_output(ETH_PHY_RESET, 0);
> +       udelay(500);
> +       gpio_set_value(ETH_PHY_RESET, 1);
> +}
> +
> +static struct fsl_esdhc_cfg usdhc_cfg[1] = {
> +       {USDHC3_BASE_ADDR},
> +};
> +
> +int board_mmc_init(bd_t *bis)
> +{
> +       imx_iomux_v3_setup_multiple_pads(usdhc3_pads, ARRAY_SIZE(usdhc3_pads));
> +
> +       usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
> +       return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
> +}
> +
> +static int mx6_rgmii_rework(struct phy_device *phydev)
> +{
> +       unsigned short val;
> +
> +       /* To enable AR8031 ouput a 125MHz clk from CLK_25M */
> +       phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7);
> +       phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016);
> +       phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007);
> +
> +       val = phy_read(phydev, MDIO_DEVAD_NONE, 0xe);
> +       val &= 0xffe3;
> +       val |= 0x18;
> +       phy_write(phydev, MDIO_DEVAD_NONE, 0xe, val);
> +
> +       /* introduce tx clock delay */
> +       phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x5);
> +       val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e);
> +       val |= 0x0100;
> +       phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, val);
> +
> +       return 0;
> +}
> +
> +int board_phy_config(struct phy_device *phydev)
> +{
> +       mx6_rgmii_rework(phydev);
> +
> +       if (phydev->drv->config)
> +               phydev->drv->config(phydev);
> +
> +       return 0;
> +}
> +
> +int board_eth_init(bd_t *bis)
> +{
> +       int ret;
> +
> +       setup_iomux_enet();
> +
> +       ret = cpu_eth_init(bis);
> +       if (ret)
> +               printf("FEC MXC: %s:failed\n", __func__);
> +
> +       return 0;
> +}
> +
> +int board_early_init_f(void)
> +{
> +       setup_iomux_uart();
> +       return 0;
> +}
> +
> +int board_init(void)
> +{
> +       /* address of boot parameters */
> +       gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
> +
> +       return 0;
> +}
> +
> +u32 get_board_rev(void)
> +{
> +       return 0x61011;
> +}
> +
> +int checkboard(void)
> +{
> +       puts("Board: Wandboard\n");
> +
> +       return 0;
> +}
> diff --git a/boards.cfg b/boards.cfg
> index fb3b197..02115bf 100644
> --- a/boards.cfg
> +++ b/boards.cfg
> @@ -261,6 +261,8 @@ nitrogen6q                   arm         armv7       nitrogen6x          boundar
>  nitrogen6q2g                 arm         armv7       nitrogen6x          boundary       mx6            nitrogen6x:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6q2g.cfg,MX6Q,DDR_MB=2048
>  nitrogen6s                   arm         armv7       nitrogen6x          boundary       mx6            nitrogen6x:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6s.cfg,MX6S,DDR_MB=512
>  nitrogen6s1g                 arm         armv7       nitrogen6x          boundary       mx6            nitrogen6x:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6s1g.cfg,MX6S,SDRAM_MB=1024
> +wandboard_dl                arm         armv7       wandboard           -              mx6

I'd use 'wandboard_dual' as this seems to be how they use it in
marketing material.

wandboard:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6dl.cfg,MX6DL,DDR_MB=1024
> +wandboard_solo              arm         armv7       wandboard           -              mx6 wandboard:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6s.cfg,MX6S,DDR_MB=512
>  cm_t35                       arm         armv7       cm_t35              -              omap3
>  omap3_overo                  arm         armv7       overo               -              omap3
>  omap3_pandora                arm         armv7       pandora             -              omap3
> diff --git a/include/configs/wandboard.h b/include/configs/wandboard.h
> new file mode 100644
> index 0000000..e14fe6e
> --- /dev/null
> +++ b/include/configs/wandboard.h
> @@ -0,0 +1,207 @@
> +/*
> + * Copyright (C) 2013 Freescale Semiconductor, Inc.
> + *
> + * Configuration settings for the Wandboard.
> + *
> + * 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.
> + */
> +
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +#define CONFIG_MX6
> +#define CONFIG_DISPLAY_CPUINFO
> +#define CONFIG_DISPLAY_BOARDINFO
> +
> +#define CONFIG_MACH_TYPE               4412
> +
> +#include <asm/arch/imx-regs.h>
> +#include <asm/imx-common/gpio.h>
> +
> +#define CONFIG_CMDLINE_TAG
> +#define CONFIG_SETUP_MEMORY_TAGS
> +#define CONFIG_INITRD_TAG
> +#define CONFIG_REVISION_TAG
> +
> +/* Size of malloc() pool */
> +#define CONFIG_SYS_MALLOC_LEN          (10 * 1024 * 1024)
> +
> +#define CONFIG_BOARD_EARLY_INIT_F
> +#define CONFIG_MXC_GPIO
> +
> +#define CONFIG_MXC_UART
> +#define CONFIG_MXC_UART_BASE           UART1_BASE
> +
> +/* allow to overwrite serial and ethaddr */
> +#define CONFIG_ENV_OVERWRITE
> +#define CONFIG_CONS_INDEX              1
> +#define CONFIG_BAUDRATE                115200
> +
> +/* Command definition */
> +#include <config_cmd_default.h>
> +
> +#undef CONFIG_CMD_IMLS
> +
> +#define CONFIG_BOOTDELAY              1
> +
> +#define CONFIG_PREBOOT                 ""
> +
> +#define CONFIG_LOADADDR                0x12000000
> +#define CONFIG_SYS_TEXT_BASE           0x17800000
> +
> +/* MMC Configuration */
> +#define CONFIG_FSL_ESDHC
> +#define CONFIG_FSL_USDHC
> +#define CONFIG_SYS_FSL_ESDHC_ADDR      0
> +#define CONFIG_SYS_FSL_USDHC_NUM       2
> +
> +#define CONFIG_MMC
> +#define CONFIG_CMD_MMC
> +#define CONFIG_GENERIC_MMC
> +#define CONFIG_BOUNCE_BUFFER
> +#define CONFIG_CMD_EXT2
> +#define CONFIG_CMD_FAT
> +#define CONFIG_DOS_PARTITION
> +
> +/* Ethernet Configuration */
> +#define CONFIG_CMD_PING
> +#define CONFIG_CMD_DHCP
> +#define CONFIG_CMD_MII
> +#define CONFIG_CMD_NET
> +#define CONFIG_FEC_MXC
> +#define CONFIG_MII
> +#define IMX_FEC_BASE                   ENET_BASE_ADDR
> +#define CONFIG_FEC_XCV_TYPE            RGMII
> +#define CONFIG_ETHPRIME                "FEC"
> +#define CONFIG_FEC_MXC_PHYADDR         1
> +#define CONFIG_PHYLIB
> +#define CONFIG_PHY_ATHEROS
> +
> +#define CONFIG_EXTRA_ENV_SETTINGS \
> +       "script=boot.scr\0" \
> +       "uimage=uImage\0" \
> +       "console=ttymxc0\0" \
> +       "fdt_high=0xffffffff\0" \
> +       "initrd_high=0xffffffff\0" \
> +       "fdt_file=imx6dl-wandboard.dtb\0" \
> +       "fdt_addr=0x11000000\0" \
> +       "boot_fdt=try\0" \
> +       "ip_dyn=yes\0" \
> +       "mmcdev=0\0" \
> +       "mmcpart=2\0" \
> +       "mmcroot=/dev/mmcblk0p3 rootwait rw\0" \
> +       "mmcargs=setenv bootargs console=${console},${baudrate} " \
> +               "root=${mmcroot}\0" \
> +       "loadbootscript=" \
> +               "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
> +       "bootscript=echo Running bootscript from mmc ...; " \
> +               "source\0" \
> +       "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
> +       "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
> +       "mmcboot=echo Booting from mmc ...; " \
> +               "run mmcargs; " \
> +               "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
> +                       "if run loadfdt; then " \
> +                               "bootm ${loadaddr} - ${fdt_addr}; " \
> +                       "else " \
> +                               "if test ${boot_fdt} = try; then " \
> +                                       "bootm; " \
> +                               "else " \
> +                                       "echo WARN: Cannot load the DT; " \
> +                               "fi; " \
> +                       "fi; " \
> +               "else " \
> +                       "bootm; " \
> +               "fi;\0" \
> +       "netargs=setenv bootargs console=${console},${baudrate} " \
> +               "root=/dev/nfs " \
> +       "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
> +               "netboot=echo Booting from net ...; " \
> +               "run netargs; " \
> +               "if test ${ip_dyn} = yes; then " \
> +                       "setenv get_cmd dhcp; " \
> +               "else " \
> +                       "setenv get_cmd tftp; " \
> +               "fi; " \
> +               "${get_cmd} ${uimage}; " \
> +               "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
> +                       "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
> +                               "bootm ${loadaddr} - ${fdt_addr}; " \
> +                       "else " \
> +                               "if test ${boot_fdt} = try; then " \
> +                                       "bootm; " \
> +                               "else " \
> +                                       "echo WARN: Cannot load the DT; " \
> +                               "fi; " \
> +                       "fi; " \
> +               "else " \
> +                       "bootm; " \
> +               "fi;\0"
> +
> +#define CONFIG_BOOTCOMMAND \
> +          "mmc dev ${mmcdev};" \
> +          "mmc dev ${mmcdev}; if mmc rescan; then " \
> +                  "if run loadbootscript; then " \
> +                          "run bootscript; " \
> +                  "else " \
> +                          "if run loaduimage; then " \
> +                                  "run mmcboot; " \
> +                          "else run netboot; " \
> +                          "fi; " \
> +                  "fi; " \
> +          "else run netboot; fi"
> +
> +/* Miscellaneous configurable options */
> +#define CONFIG_SYS_LONGHELP
> +#define CONFIG_SYS_HUSH_PARSER
> +#define CONFIG_SYS_PROMPT             "=> "
> +#define CONFIG_AUTO_COMPLETE
> +#define CONFIG_SYS_CBSIZE              256
> +
> +/* Print Buffer Size */
> +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
> +#define CONFIG_SYS_MAXARGS            16
> +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
> +
> +#define CONFIG_SYS_MEMTEST_START       0x10000000
> +#define CONFIG_SYS_MEMTEST_END         0x10010000
> +#define CONFIG_SYS_MEMTEST_SCRATCH     0x10800000
> +
> +#define CONFIG_SYS_LOAD_ADDR           CONFIG_LOADADDR
> +#define CONFIG_SYS_HZ                  1000
> +
> +#define CONFIG_CMDLINE_EDITING
> +
> +/* Physical Memory Map */
> +#define CONFIG_NR_DRAM_BANKS           1
> +#define PHYS_SDRAM                     MMDC0_ARB_BASE_ADDR
> +
> +#define CONFIG_SYS_SDRAM_BASE          PHYS_SDRAM
> +#define CONFIG_SYS_INIT_RAM_ADDR       IRAM_BASE_ADDR
> +#define CONFIG_SYS_INIT_RAM_SIZE       IRAM_SIZE
> +
> +#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)
> +
> +/* FLASH and environment organization */
> +#define CONFIG_SYS_NO_FLASH
> +
> +#define CONFIG_ENV_SIZE                (8 * 1024)
> +
> +#define CONFIG_ENV_IS_IN_MMC
> +#define CONFIG_ENV_OFFSET              (6 * 64 * 1024)
> +#define CONFIG_SYS_MMC_ENV_DEV         0
> +
> +#define CONFIG_OF_LIBFDT
> +#define CONFIG_CMD_BOOTZ
> +
> +#ifndef CONFIG_SYS_DCACHE_OFF
> +#define CONFIG_CMD_CACHE
> +#endif
> +
> +#endif                        /* __CONFIG_H * */
> --
> 1.7.9.5
>
> _______________________________________________
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-- 
Otavio Salvador                             O.S. Systems
E-mail: otavio at ossystems.com.br  http://www.ossystems.com.br
Mobile: +55 53 9981-7854              http://projetos.ossystems.com.br


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