Add initial support for Bluegiga APX4 CoM and development kit.
Signed-off-by: Veli-Pekka Peltola veli-pekka.peltola@bluegiga.com Cc: Stefano Babic sbabic@denx.de --- board/bluegiga/apx4devkit/Makefile | 45 +++++++ board/bluegiga/apx4devkit/apx4devkit.c | 204 ++++++++++++++++++++++++++++++++ boards.cfg | 1 + include/configs/apx4devkit.h | 176 +++++++++++++++++++++++++++ 4 files changed, 426 insertions(+), 0 deletions(-) create mode 100644 board/bluegiga/apx4devkit/Makefile create mode 100644 board/bluegiga/apx4devkit/apx4devkit.c create mode 100644 include/configs/apx4devkit.h
diff --git a/board/bluegiga/apx4devkit/Makefile b/board/bluegiga/apx4devkit/Makefile new file mode 100644 index 0000000..4fec2f0 --- /dev/null +++ b/board/bluegiga/apx4devkit/Makefile @@ -0,0 +1,45 @@ +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@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 + +COBJS := apx4devkit.o + +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/bluegiga/apx4devkit/apx4devkit.c b/board/bluegiga/apx4devkit/apx4devkit.c new file mode 100644 index 0000000..ef9e039 --- /dev/null +++ b/board/bluegiga/apx4devkit/apx4devkit.c @@ -0,0 +1,204 @@ +/* + * Bluegiga APX4 development kit + * + * Copyright (C) 2011 Veli-Pekka Peltola veli-pekka.peltola@bluegiga.com + * + * Based on m28evk.c and spl_boot.c: + * Copyright (C) 2011 Marek Vasut marek.vasut@gmail.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 <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; + +#define MUX_CONFIG_GENERIC (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP) +#define MUX_CONFIG_GPMI (MXS_PAD_3V3 | MXS_PAD_4MA | MXS_PAD_NOPULL) +#define MUX_CONFIG_GPMI_12MA (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL) + +const iomux_cfg_t iomux_setup[] = { + /* GPMI NAND */ + MX28_PAD_GPMI_D00__GPMI_D0 | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_D01__GPMI_D1 | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_D02__GPMI_D2 | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_D03__GPMI_D3 | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_D04__GPMI_D4 | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_D05__GPMI_D5 | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_D06__GPMI_D6 | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_D07__GPMI_D7 | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_ALE__GPMI_ALE | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_CLE__GPMI_CLE | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_CE0N__GPMI_CE0N | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_RDY0__GPMI_READY0 | MUX_CONFIG_GPMI, + MX28_PAD_GPMI_RDN__GPMI_RDN | MUX_CONFIG_GPMI_12MA, + MX28_PAD_GPMI_WRN__GPMI_WRN | MUX_CONFIG_GPMI_12MA, + MX28_PAD_GPMI_RESETN__GPMI_RESETN | MUX_CONFIG_GPMI_12MA, + + /* MMC0 */ + MX28_PAD_SSP0_DATA0__SSP0_D0 | MUX_CONFIG_GENERIC, + MX28_PAD_SSP0_DATA1__SSP0_D1 | MUX_CONFIG_GENERIC, + MX28_PAD_SSP0_DATA2__SSP0_D2 | MUX_CONFIG_GENERIC, + MX28_PAD_SSP0_DATA3__SSP0_D3 | MUX_CONFIG_GENERIC, + MX28_PAD_SSP0_DATA4__SSP0_D4 | MUX_CONFIG_GENERIC, + MX28_PAD_SSP0_DATA5__SSP0_D5 | MUX_CONFIG_GENERIC, + MX28_PAD_SSP0_DATA6__SSP0_D6 | MUX_CONFIG_GENERIC, + MX28_PAD_SSP0_DATA7__SSP0_D7 | MUX_CONFIG_GENERIC, + MX28_PAD_SSP0_CMD__SSP0_CMD | MUX_CONFIG_GENERIC, + MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT | + (MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_NOPULL), + MX28_PAD_SSP0_SCK__SSP0_SCK | + (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_NOPULL), + + /* FEC Ethernet */ + MX28_PAD_ENET0_MDC__ENET0_MDC | MUX_CONFIG_GENERIC, + MX28_PAD_ENET0_MDIO__ENET0_MDIO | MUX_CONFIG_GENERIC, + MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | MUX_CONFIG_GENERIC, + MX28_PAD_ENET0_TX_EN__ENET0_TX_EN | MUX_CONFIG_GENERIC, + MX28_PAD_ENET0_RXD0__ENET0_RXD0 | MUX_CONFIG_GENERIC, + MX28_PAD_ENET0_RXD1__ENET0_RXD1 | MUX_CONFIG_GENERIC, + MX28_PAD_ENET0_TXD0__ENET0_TXD0 | MUX_CONFIG_GENERIC, + MX28_PAD_ENET0_TXD1__ENET0_TXD1 | MUX_CONFIG_GENERIC, + MX28_PAD_ENET_CLK__CLKCTRL_ENET | MUX_CONFIG_GENERIC, +}; + +/* + * Functions + */ +int board_early_init_f(void) +{ + /* Setup only pads needed by U-Boot that are not initialized before */ + mxs_iomux_setup_multiple_pads(iomux_setup, ARRAY_SIZE(iomux_setup)); + /* 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); + + return 0; +} + +int board_init(void) +{ + /* Address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; + + return 0; +} + +int dram_init(void) +{ + /* dram_init must store complete ramsize in gd->ram_size */ + gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE); + + return 0; +} + +#ifdef CONFIG_CMD_MMC +int board_mmc_init(bd_t *bis) +{ + return mxsmmc_initialize(bis, 0, NULL); +} +#endif + +#ifdef CONFIG_CMD_NET + +#define MII_PHY_CTRL2 0x1f + +int fecmxc_mii_postcall(int phy) +{ + miiphy_write("FEC", 0, MII_PHY_CTRL2, 0x8180); + return 0; +} + +int board_eth_init(bd_t *bis) +{ + int ret; + struct eth_device *dev; + + ret = cpu_eth_init(bis); + + ret = fecmxc_initialize(bis); + if (ret) { + printf("FEC MXS: Unable to init FEC\n"); + return ret; + } + + dev = eth_get_dev_by_name("FEC"); + if (!dev) { + printf("FEC MXS: Unable to get FEC device entry\n"); + return -EINVAL; + } + + ret = fecmxc_register_mii_postcall(dev, fecmxc_mii_postcall); + if (ret) { + printf("FEC MXS: Unable to register FEC MII postcall\n"); + return ret; + } + + return ret; +} + +void imx_get_mac_from_fuse(char *mac) +{ + memset(mac, 0, 6); +} +#endif + +#ifdef CONFIG_SERIAL_TAG +#define MXS_OCOTP_MAX_TIMEOUT 1000000 +void get_board_serial(struct tag_serialnr *serialnr) +{ + struct mx28_ocotp_regs *ocotp_regs = + (struct mx28_ocotp_regs *)MXS_OCOTP_BASE; + + serialnr->high = 0; + serialnr->low = 0; + + writel(OCOTP_CTRL_RD_BANK_OPEN, &ocotp_regs->hw_ocotp_ctrl_set); + + if (mx28_wait_mask_clr(&ocotp_regs->hw_ocotp_ctrl_reg, OCOTP_CTRL_BUSY, + MXS_OCOTP_MAX_TIMEOUT)) { + printf("MXS: Can't get serial number from OCOTP\n"); + return; + } + + serialnr->low = readl(&ocotp_regs->hw_ocotp_cust3); +} +#endif + +#ifdef CONFIG_REVISION_TAG +u32 get_board_rev(void) +{ + if (getenv("revision#") != NULL) + return simple_strtoul(getenv("revision#"), NULL, 10); + return 0; +} +#endif diff --git a/boards.cfg b/boards.cfg index 1e5b3e0..214e22f 100644 --- a/boards.cfg +++ b/boards.cfg @@ -159,6 +159,7 @@ tx25 arm arm926ejs tx25 karo zmx25 arm arm926ejs zmx25 syteco mx25 imx27lite arm arm926ejs imx27lite logicpd mx27 magnesium arm arm926ejs imx27lite logicpd mx27 +apx4devkit arm arm926ejs - bluegiga mx28 m28evk arm arm926ejs - denx mx28 nhk8815 arm arm926ejs nhk8815 st nomadik nhk8815_onenand arm arm926ejs nhk8815 st nomadik nhk8815:BOOT_ONENAND diff --git a/include/configs/apx4devkit.h b/include/configs/apx4devkit.h new file mode 100644 index 0000000..9f731b7 --- /dev/null +++ b/include/configs/apx4devkit.h @@ -0,0 +1,176 @@ +/* + * Copyright (C) 2011 Veli-Pekka Peltola veli-pekka.peltola@bluegiga.com + * + * Based on m28evk.h: + * Copyright (C) 2011 Marek Vasut marek.vasut@gmail.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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#ifndef __CONFIG_APX4DEVKIT_H__ +#define __CONFIG_APX4DEVKIT_H__ + +#include <asm/arch/regs-base.h> + +/* SoC configuration */ +#define CONFIG_MX28 /* i.MX28 SoC */ +#define CONFIG_MXS_GPIO /* GPIO control */ +#define CONFIG_SYS_HZ 1000 /* Ticks per second */ + +/* Define APX4DEVKIT machine type by hand until mach-types gets updated */ +#define MACH_TYPE_APX4DEVKIT 3712 +#define CONFIG_MACH_TYPE MACH_TYPE_APX4DEVKIT + +#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 + +/* U-Boot Commands */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_MII +#define CONFIG_CMD_MMC +#define CONFIG_CMD_NAND +#define CONFIG_CMD_NET +#define CONFIG_CMD_PING +#define CONFIG_CMD_USB + +/* Memory configuration */ +#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ +#define PHYS_SDRAM_1 0x40000000 /* Base address */ +#define PHYS_SDRAM_1_SIZE 0x04000000 /* 64 MB */ +#define CONFIG_STACKSIZE 0x00010000 /* 128 KB stack */ +#define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */ +#define CONFIG_SYS_GBL_DATA_SIZE 128 /* Initial data */ +#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 +#define CONFIG_SYS_INIT_SP_ADDR 0x00002000 +#define CONFIG_SYS_TEXT_BASE 0x40000100 + +/* U-Boot general configuration */ +#define CONFIG_SYS_LONGHELP +#define CONFIG_SYS_PROMPT "=> " +#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 Port */ +#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 */ +#ifdef CONFIG_CMD_MMC +#define CONFIG_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_MXS_MMC +#define CONFIG_DOS_PARTITION +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_FAT +#endif + +/* NAND */ +#define CONFIG_NAND_MXS +#define CONFIG_APBH_DMA +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define CONFIG_SYS_NAND_BASE 0x60000000 +#define CONFIG_SYS_NAND_5_ADDR_CYCLE +#define NAND_MAX_CHIPS 1 + +/* Environment is in NAND */ +#define CONFIG_ENV_IS_IN_NAND +#define CONFIG_ENV_SECT_SIZE (128 * 1024) +#define CONFIG_ENV_SIZE (128 * 1024) +#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE +#define CONFIG_ENV_OFFSET 0x120000 +#define CONFIG_ENV_OFFSET_REDUND \ + (CONFIG_ENV_OFFSET + CONFIG_ENV_SECT_SIZE) + +#define CONFIG_CMD_UBI +#define CONFIG_CMD_UBIFS +#define CONFIG_CMD_MTDPARTS +#define CONFIG_RBTREE +#define CONFIG_LZO +#define CONFIG_MTD_DEVICE +#define CONFIG_MTD_PARTITIONS +#define MTDIDS_DEFAULT "nand0=gpmi-nand" +#define MTDPARTS_DEFAULT \ + "mtdparts=gpmi-nand:" \ + "128k(bootstrap)," \ + "1m(boot)," \ + "256k(env)," \ + "-(root)\0" + +/* Ethernet (FEC) */ +#ifdef CONFIG_CMD_NET +#define CONFIG_FEC_MXC +#define CONFIG_FEC_MXC_PHYADDR 0 +#define IMX_FEC_BASE MXS_ENET0_BASE +#define CONFIG_MII +#define CONFIG_FEC_XCV_TYPE RMII +#endif + +/* USB */ +#ifdef CONFIG_CMD_USB +#define CONFIG_USB_EHCI +#define CONFIG_USB_EHCI_MXS +#define CONFIG_EHCI_MXS_PORT 1 +#define CONFIG_EHCI_IS_TDI +#define CONFIG_USB_STORAGE +#endif + +/* Linux */ +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG +#define CONFIG_SERIAL_TAG +#define CONFIG_REVISION_TAG +#define CONFIG_BOOTDELAY 1 +#define CONFIG_BOOTFILE "uImage-apx4devkit.bin" +#define CONFIG_BOOTARGS \ + "console=tty0 console=ttyAMA0,115200 lpj=1130496" +#define CONFIG_BOOTCOMMAND "run bootcmd_mmc" +#define CONFIG_LOADADDR 0x42000000 +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR +#define CONFIG_EXTRA_ENV_SETTINGS \ + "mtdparts=" MTDPARTS_DEFAULT \ + "bootcmd_nand=" \ + "ubi part root 2048 && " \ + "ubifsmount rootfs && ubifsload ${loadaddr} boot/kernel && " \ + "set bootargs ${bootargs} ${mtdparts} ubi.mtd=3 " \ + "root=ubi0:rootfs rootfstype=ubifs && bootm\0" \ + "bootcmd_mmc=" \ + "mmc rescan && " \ + "ext2load mmc 0:2 ${loadaddr} boot/kernel && " \ + "set bootargs ${bootargs} ${mtdparts} root=/dev/mmcblk0p2 " \ + "rootwait && bootm\0" + +#endif /* __CONFIG_APX4DEVKIT_H__ */