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authorHarald Krapfenbauer <Harald.Krapfenbauer@bluetechnix.at>2009-08-20 19:20:41 -0400
committerMike Frysinger <vapier@gentoo.org>2009-09-02 05:58:37 -0400
commit4640c2b8699bcdd2346a2c633486f07f061a2939 (patch)
treee735ff79394a06394c38c6be29f5949b631ea1e4
parentc4db335c2e0805e1ce4c33d278b77492c0812353 (diff)
downloadu-boot-linaro-stable-4640c2b8699bcdd2346a2c633486f07f061a2939.tar.gz
Blackfin: cm-bf537u: new board port
The CM-BF537U is similar to the CM-BF537E module, but enough to need its own board port. Signed-off-by: Harald Krapfenbauer <Harald.Krapfenbauer@bluetechnix.at> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
-rw-r--r--MAINTAINERS1
-rwxr-xr-xMAKEALL1
-rw-r--r--Makefile2
-rw-r--r--board/cm-bf537u/Makefile54
-rw-r--r--board/cm-bf537u/cm-bf537u.c66
-rw-r--r--board/cm-bf537u/config.mk34
-rw-r--r--board/cm-bf537u/flash.c34
-rw-r--r--board/cm-bf537u/gpio_cfi_flash.c60
-rw-r--r--board/cm-bf537u/gpio_cfi_flash.h10
-rw-r--r--include/configs/cm-bf537u.h150
10 files changed, 411 insertions, 1 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index f99eae596..d6747534c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -917,6 +917,7 @@ Blackfin Team <u-boot-devel@blackfin.uclinux.org>
CM-BF527 BF527
CM-BF533 BF533
CM-BF537E BF537
+ CM-BF537U BF537
CM-BF548 BF548
CM-BF561 BF561
TCM-BF537 BF537
diff --git a/MAKEALL b/MAKEALL
index c8a1f37d1..85f99ef6d 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -838,6 +838,7 @@ LIST_blackfin=" \
cm-bf527 \
cm-bf533 \
cm-bf537e \
+ cm-bf537u \
cm-bf548 \
cm-bf561 \
ibf-dsp561 \
diff --git a/Makefile b/Makefile
index c9727f8da..dd01b6642 100644
--- a/Makefile
+++ b/Makefile
@@ -3525,7 +3525,7 @@ BFIN_BOARDS = bf518f-ezbrd bf526-ezbrd bf527-ezkit bf533-ezkit bf533-stamp \
bf537-pnav bf537-stamp bf538f-ezkit bf548-ezkit bf561-ezkit
# Bluetechnix tinyboards
-BFIN_BOARDS += cm-bf527 cm-bf533 cm-bf537e cm-bf548 cm-bf561 tcm-bf537
+BFIN_BOARDS += cm-bf527 cm-bf533 cm-bf537e cm-bf537u cm-bf548 cm-bf561 tcm-bf537
# Misc third party boards
BFIN_BOARDS += bf537-minotaur bf537-srv1 blackstamp
diff --git a/board/cm-bf537u/Makefile b/board/cm-bf537u/Makefile
new file mode 100644
index 000000000..3812ba1e7
--- /dev/null
+++ b/board/cm-bf537u/Makefile
@@ -0,0 +1,54 @@
+#
+# U-boot - Makefile
+#
+# Copyright (c) 2005-2008 Analog Device Inc.
+#
+# (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).a
+
+COBJS-y := $(BOARD).o flash.o gpio_cfi_flash.o
+
+SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS-y))
+SOBJS := $(addprefix $(obj),$(SOBJS-y))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/cm-bf537u/cm-bf537u.c b/board/cm-bf537u/cm-bf537u.c
new file mode 100644
index 000000000..9628e0f94
--- /dev/null
+++ b/board/cm-bf537u/cm-bf537u.c
@@ -0,0 +1,66 @@
+/*
+ * U-boot - main board file
+ *
+ * Copyright (c) 2005-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <common.h>
+#include <config.h>
+#include <command.h>
+#include <net.h>
+#include <netdev.h>
+#include <asm/blackfin.h>
+#include <asm/net.h>
+#include "gpio_cfi_flash.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int checkboard(void)
+{
+ printf("Board: Bluetechnix CM-BF537U board\n");
+ printf(" Support: http://www.bluetechnix.at/\n");
+ return 0;
+}
+
+phys_size_t initdram(int board_type)
+{
+ gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
+ gd->bd->bi_memsize = CONFIG_SYS_MAX_RAM_SIZE;
+ return gd->bd->bi_memsize;
+}
+
+#ifdef CONFIG_BFIN_MAC
+static void board_init_enetaddr(uchar *mac_addr)
+{
+ puts("Warning: Generating 'random' MAC address\n");
+ bfin_gen_rand_mac(mac_addr);
+ eth_setenv_enetaddr("ethaddr", mac_addr);
+}
+
+int board_eth_init(bd_t *bis)
+{
+ return bfin_EMAC_initialize(bis);
+}
+#endif
+
+#ifdef CONFIG_SMC911X
+int board_eth_init(bd_t *bis)
+{
+ return smc911x_initialize(0, CONFIG_SMC911X_BASE);
+}
+#endif
+
+int misc_init_r(void)
+{
+#ifdef CONFIG_BFIN_MAC
+ uchar enetaddr[6];
+ if (!eth_getenv_enetaddr("ethaddr", enetaddr))
+ board_init_enetaddr(enetaddr);
+#endif
+
+ gpio_cfi_flash_init();
+
+ return 0;
+}
diff --git a/board/cm-bf537u/config.mk b/board/cm-bf537u/config.mk
new file mode 100644
index 000000000..3c0b46f72
--- /dev/null
+++ b/board/cm-bf537u/config.mk
@@ -0,0 +1,34 @@
+#
+# Copyright (c) 2005-2008 Analog Device Inc.
+#
+# (C) Copyright 2001
+# 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
+#
+
+# This is not actually used for Blackfin boards so do not change it
+#TEXT_BASE = do-not-use-me
+
+CFLAGS_lib_generic += -O2
+CFLAGS_lzma += -O2
+
+# Set some default LDR flags based on boot mode.
+LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 8
+LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/cm-bf537u/flash.c b/board/cm-bf537u/flash.c
new file mode 100644
index 000000000..ebe17b653
--- /dev/null
+++ b/board/cm-bf537u/flash.c
@@ -0,0 +1,34 @@
+/*
+ * flash.c - helper commands for working with GPIO-assisted flash
+ *
+ * Copyright (c) 2005-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/blackfin.h>
+#include "gpio_cfi_flash.h"
+
+int do_ph(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ ulong faddr = CONFIG_SYS_FLASH_BASE;
+ ushort data;
+ ulong dflg;
+
+ if (argc > 1) {
+ dflg = simple_strtoul(argv[1], NULL, 16);
+ faddr |= (dflg << 21);
+ gpio_cfi_flash_swizzle((void *)faddr);
+ } else {
+ data = bfin_read_PORTHIO();
+ printf("Port H data %04x (PH0:%i)\n", data, !!(data & PH0));
+ }
+
+ return 0;
+}
+
+U_BOOT_CMD(ph, 3, 0, do_ph,
+ "set/clear PH0 GPIO flash bank switch\n",
+ "<ph0> - set PH0 GPIO pin state\n");
diff --git a/board/cm-bf537u/gpio_cfi_flash.c b/board/cm-bf537u/gpio_cfi_flash.c
new file mode 100644
index 000000000..68633ec78
--- /dev/null
+++ b/board/cm-bf537u/gpio_cfi_flash.c
@@ -0,0 +1,60 @@
+/*
+ * gpio_cfi_flash.c - GPIO-assisted Flash Chip Support
+ *
+ * Copyright (c) 2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <common.h>
+#include <asm/blackfin.h>
+#include <asm/io.h>
+#include "gpio_cfi_flash.h"
+
+#define GPIO_PIN_1 PH0
+#define GPIO_MASK_1 (1 << 21)
+#define GPIO_MASK (GPIO_MASK_1)
+
+void *gpio_cfi_flash_swizzle(void *vaddr)
+{
+ unsigned long addr = (unsigned long)vaddr;
+
+ if (addr & GPIO_MASK_1)
+ bfin_write_PORTHIO_SET(GPIO_PIN_1);
+ else
+ bfin_write_PORTHIO_CLEAR(GPIO_PIN_1);
+
+#ifdef GPIO_MASK_2
+ if (addr & GPIO_MASK_2)
+ bfin_write_PORTGIO_SET(GPIO_PIN_2);
+ else
+ bfin_write_PORTGIO_CLEAR(GPIO_PIN_2);
+#endif
+
+ SSYNC();
+
+ return (void *)(addr & ~GPIO_MASK);
+}
+
+#define __raw_writeq(value, addr) *(volatile u64 *)addr = value
+#define __raw_readq(addr) *(volatile u64 *)addr
+
+#define MAKE_FLASH(size, sfx) \
+void flash_write##size(u##size value, void *addr) \
+{ \
+ __raw_write##sfx(value, gpio_cfi_flash_swizzle(addr)); \
+} \
+u##size flash_read##size(void *addr) \
+{ \
+ return __raw_read##sfx(gpio_cfi_flash_swizzle(addr)); \
+}
+MAKE_FLASH(8, b) /* flash_write8() flash_read8() */
+MAKE_FLASH(16, w) /* flash_write16() flash_read16() */
+MAKE_FLASH(32, l) /* flash_write32() flash_read32() */
+MAKE_FLASH(64, q) /* flash_write64() flash_read64() */
+
+void gpio_cfi_flash_init(void)
+{
+ bfin_write_PORTHIO_DIR(bfin_read_PORTHIO_DIR() | GPIO_PIN_1);
+ gpio_cfi_flash_swizzle((void *)CONFIG_SYS_FLASH_BASE);
+}
diff --git a/board/cm-bf537u/gpio_cfi_flash.h b/board/cm-bf537u/gpio_cfi_flash.h
new file mode 100644
index 000000000..5211e972a
--- /dev/null
+++ b/board/cm-bf537u/gpio_cfi_flash.h
@@ -0,0 +1,10 @@
+/*
+ * gpio_cfi_flash.c - GPIO-assisted Flash Chip Support
+ *
+ * Copyright (c) 2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+void *gpio_cfi_flash_swizzle(void *vaddr);
+void gpio_cfi_flash_init(void);
diff --git a/include/configs/cm-bf537u.h b/include/configs/cm-bf537u.h
new file mode 100644
index 000000000..d1870a896
--- /dev/null
+++ b/include/configs/cm-bf537u.h
@@ -0,0 +1,150 @@
+/*
+ * U-boot - Configuration file for CM-BF537U board
+ */
+
+#ifndef __CONFIG_CM_BF537U_H__
+#define __CONFIG_CM_BF537U_H__
+
+#include <asm/config-pre.h>
+
+
+/*
+ * Processor Settings
+ */
+#define CONFIG_BFIN_CPU bf537-0.2
+#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_BYPASS
+
+
+/*
+ * Clock Settings
+ * CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
+ * SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
+ */
+/* CONFIG_CLKIN_HZ is any value in Hz */
+#define CONFIG_CLKIN_HZ 30000000
+/* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */
+/* 1 = CLKIN / 2 */
+#define CONFIG_CLKIN_HALF 0
+/* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */
+/* 1 = bypass PLL */
+#define CONFIG_PLL_BYPASS 0
+/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */
+/* Values can range from 0-63 (where 0 means 64) */
+#define CONFIG_VCO_MULT 18
+/* CCLK_DIV controls the core clock divider */
+/* Values can be 1, 2, 4, or 8 ONLY */
+#define CONFIG_CCLK_DIV 1
+/* SCLK_DIV controls the system clock divider */
+/* Values can range from 1-15 */
+#define CONFIG_SCLK_DIV 5
+/* Core voltage */
+#define CONFIG_VR_CTL_VAL (VLEV_110 | GAIN_20 | FREQ_1000)
+
+
+/*
+ * Memory Settings
+ */
+#define CONFIG_MEM_ADD_WDTH 9
+#define CONFIG_MEM_SIZE 32
+
+#define CONFIG_EBIU_SDRRC_VAL 0x3f8
+#define CONFIG_EBIU_SDGCTL_VAL 0x9111cd
+
+#define CONFIG_EBIU_AMGCTL_VAL (AMBEN_ALL)
+#define CONFIG_EBIU_AMBCTL0_VAL (B1WAT_7 | B1RAT_11 | B1HT_2 | B1ST_3 | B0WAT_7 | B0RAT_11 | B0HT_2 | B0ST_3)
+#define CONFIG_EBIU_AMBCTL1_VAL (B3WAT_7 | B3RAT_11 | B3HT_2 | B3ST_3 | B2WAT_7 | B2RAT_11 | B2HT_2 | B2ST_3)
+
+#define CONFIG_SYS_MONITOR_LEN (256 * 1024)
+#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
+
+
+/*
+ * Network Settings
+ */
+#ifndef __ADSPBF534__
+#define ADI_CMDS_NETWORK 1
+#define CONFIG_NET_MULTI
+/* The next 3 lines are for use with SMSC on EXT-BF5xx-USB-ETH2 */
+#define CONFIG_SMC911X 1
+#define CONFIG_SMC911X_BASE 0x24000000
+#define CONFIG_SMC911X_16_BIT
+#endif
+#define CONFIG_HOSTNAME cm-bf537u
+/* Uncomment next line to use fixed MAC address */
+/* #define CONFIG_ETHADDR 02:80:ad:20:31:e8 */
+
+
+/*
+ * Flash Settings
+ */
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_CFI_FLASH_USE_WEAK_ACCESSORS
+#define CONFIG_SYS_FLASH_BASE 0x20000000
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_SYS_FLASH_PROTECTION
+#define CONFIG_SYS_MAX_FLASH_BANKS 1
+#define CONFIG_SYS_MAX_FLASH_SECT 35
+
+
+/*
+ * Env Storage Settings
+ */
+#define CONFIG_ENV_IS_IN_FLASH 1
+#define CONFIG_ENV_OFFSET 0x4000
+#define CONFIG_ENV_SIZE 0x2000
+#define CONFIG_ENV_SECT_SIZE 0x20000
+#if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_BYPASS)
+#define ENV_IS_EMBEDDED
+#else
+#define ENV_IS_EMBEDDED_CUSTOM
+#endif
+#ifdef ENV_IS_EMBEDDED
+/* WARNING - the following is hand-optimized to fit within
+ * the sector before the environment sector. If it throws
+ * an error during compilation remove an object here to get
+ * it linked after the configuration sector.
+ */
+# define LDS_BOARD_TEXT \
+ cpu/blackfin/traps.o (.text .text.*); \
+ cpu/blackfin/interrupt.o (.text .text.*); \
+ cpu/blackfin/serial.o (.text .text.*); \
+ common/dlmalloc.o (.text .text.*); \
+ lib_generic/crc32.o (.text .text.*); \
+ . = DEFINED(env_offset) ? env_offset : .; \
+ common/env_embedded.o (.text .text.*);
+#endif
+
+
+/*
+ * I2C Settings
+ */
+#define CONFIG_BFIN_TWI_I2C 1
+#define CONFIG_HARD_I2C 1
+#define CONFIG_SYS_I2C_SPEED 50000
+#define CONFIG_SYS_I2C_SLAVE 0
+
+
+/*
+ * Misc Settings
+ */
+#define CONFIG_BAUDRATE 115200
+#define CONFIG_MISC_INIT_R
+#define CONFIG_RTC_BFIN
+#define CONFIG_UART_CONSOLE 0
+
+
+/*
+ * Pull in common ADI header for remaining command/environment setup
+ */
+#include <configs/bfin_adi_common.h>
+
+#undef CONFIG_BOOTCOMMAND
+#define CONFIG_BOOTCOMMAND "run flashboot"
+
+#undef CONFIG_EXTRA_ENV_SETTINGS
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ NAND_ENV_SETTINGS \
+ NETWORK_ENV_SETTINGS \
+ "flashboot=flread 20040000 1000000 280000; bootm 0x1000000\0"
+
+#endif