summaryrefslogtreecommitdiff
path: root/board/tcm-bf537
diff options
context:
space:
mode:
Diffstat (limited to 'board/tcm-bf537')
-rw-r--r--board/tcm-bf537/Makefile54
-rw-r--r--board/tcm-bf537/config.mk34
-rw-r--r--board/tcm-bf537/flash.c37
-rw-r--r--board/tcm-bf537/gpio_cfi_flash.c62
-rw-r--r--board/tcm-bf537/gpio_cfi_flash.h10
-rw-r--r--board/tcm-bf537/tcm-bf537.c59
6 files changed, 256 insertions, 0 deletions
diff --git a/board/tcm-bf537/Makefile b/board/tcm-bf537/Makefile
new file mode 100644
index 0000000..3812ba1
--- /dev/null
+++ b/board/tcm-bf537/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/tcm-bf537/config.mk b/board/tcm-bf537/config.mk
new file mode 100644
index 0000000..3c0b46f
--- /dev/null
+++ b/board/tcm-bf537/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/tcm-bf537/flash.c b/board/tcm-bf537/flash.c
new file mode 100644
index 0000000..52c5bd8
--- /dev/null
+++ b/board/tcm-bf537/flash.c
@@ -0,0 +1,37 @@
+/*
+ * 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_pf(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ ulong faddr = CONFIG_SYS_FLASH_BASE;
+ ushort data;
+ ulong dflg;
+
+ if (argc == 3) {
+ dflg = simple_strtoul(argv[1], NULL, 16);
+ faddr |= (dflg << 21);
+ dflg = simple_strtoul(argv[2], NULL, 16);
+ faddr |= (dflg << 22);
+ gpio_cfi_flash_swizzle((void *)faddr);
+ } else {
+ data = bfin_read_PORTFIO();
+ printf("Port F data %04x (PF4:%i PF5:%i)\n", data,
+ !!(data & PF4), !!(data & PF5));
+ }
+
+ return 0;
+}
+
+U_BOOT_CMD(pf, 3, 0, do_pf,
+ "set/clear PF4/PF5 GPIO flash bank switch\n",
+ "<pf4> <pf5> - set PF4/PF5 GPIO pin state\n");
diff --git a/board/tcm-bf537/gpio_cfi_flash.c b/board/tcm-bf537/gpio_cfi_flash.c
new file mode 100644
index 0000000..7137d12
--- /dev/null
+++ b/board/tcm-bf537/gpio_cfi_flash.c
@@ -0,0 +1,62 @@
+/*
+ * 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 PF4
+#define GPIO_MASK_1 (1 << 21)
+#define GPIO_PIN_2 PF5
+#define GPIO_MASK_2 (1 << 22)
+#define GPIO_MASK (GPIO_MASK_1 | GPIO_MASK_2)
+
+void *gpio_cfi_flash_swizzle(void *vaddr)
+{
+ unsigned long addr = (unsigned long)vaddr;
+
+ if (addr & GPIO_MASK_1)
+ bfin_write_PORTFIO_SET(GPIO_PIN_1);
+ else
+ bfin_write_PORTFIO_CLEAR(GPIO_PIN_1);
+
+#ifdef GPIO_MASK_2
+ if (addr & GPIO_MASK_2)
+ bfin_write_PORTFIO_SET(GPIO_PIN_2);
+ else
+ bfin_write_PORTFIO_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_write16() */
+MAKE_FLASH(32, l) /* flash_write32() flash_write32() */
+MAKE_FLASH(64, q) /* flash_write64() flash_write64() */
+
+void gpio_cfi_flash_init(void)
+{
+ bfin_write_PORTFIO_DIR(bfin_read_PORTFIO_DIR() | GPIO_PIN_1 | GPIO_PIN_2);
+ gpio_cfi_flash_swizzle((void *)CONFIG_SYS_FLASH_BASE);
+}
diff --git a/board/tcm-bf537/gpio_cfi_flash.h b/board/tcm-bf537/gpio_cfi_flash.h
new file mode 100644
index 0000000..5211e97
--- /dev/null
+++ b/board/tcm-bf537/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/board/tcm-bf537/tcm-bf537.c b/board/tcm-bf537/tcm-bf537.c
new file mode 100644
index 0000000..573387d
--- /dev/null
+++ b/board/tcm-bf537/tcm-bf537.c
@@ -0,0 +1,59 @@
+/*
+ * 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 TCM-BF537 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
+
+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;
+}
generated by cgit v1.1 at 2024-12-20 09:44:30 +0000