[U-Boot] [PATCH] add initial support for bluegiga apx4devkit
Veli-Pekka Peltola
veli-pekka.peltola at bluegiga.com
Tue Dec 13 15:54:32 CET 2011
Add initial support for Bluegiga APX4 CoM and development kit.
Signed-off-by: Veli-Pekka Peltola <veli-pekka.peltola at bluegiga.com>
Cc: Stefano Babic <sbabic at 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 at 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 at bluegiga.com>
+ *
+ * Based on m28evk.c and spl_boot.c:
+ * Copyright (C) 2011 Marek Vasut <marek.vasut at 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 at bluegiga.com>
+ *
+ * Based on m28evk.h:
+ * Copyright (C) 2011 Marek Vasut <marek.vasut at 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__ */
--
1.7.5.4
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