[U-Boot] [PATCH 04/17] Blackfin: cm-bf537e: new board port
Mike Frysinger
vapier at gentoo.org
Sun Jun 14 08:28:41 CEST 2009
Signed-off-by: Mike Frysinger <vapier at gentoo.org>
---
MAINTAINERS | 1 +
MAKEALL | 1 +
Makefile | 4 +-
board/cm-bf537e/.gitignore | 1 +
board/cm-bf537e/Makefile | 57 +++++++++++++++
board/cm-bf537e/cm-bf537e.c | 59 ++++++++++++++++
board/cm-bf537e/config.mk | 33 +++++++++
board/cm-bf537e/flash.c | 34 +++++++++
board/cm-bf537e/gpio_cfi_flash.c | 60 ++++++++++++++++
board/cm-bf537e/gpio_cfi_flash.h | 10 +++
board/cm-bf537e/u-boot.lds.S | 143 ++++++++++++++++++++++++++++++++++++++
include/configs/cm-bf537e.h | 124 +++++++++++++++++++++++++++++++++
12 files changed, 525 insertions(+), 2 deletions(-)
create mode 100644 board/cm-bf537e/.gitignore
create mode 100644 board/cm-bf537e/Makefile
create mode 100644 board/cm-bf537e/cm-bf537e.c
create mode 100644 board/cm-bf537e/config.mk
create mode 100644 board/cm-bf537e/flash.c
create mode 100644 board/cm-bf537e/gpio_cfi_flash.c
create mode 100644 board/cm-bf537e/gpio_cfi_flash.h
create mode 100644 board/cm-bf537e/u-boot.lds.S
create mode 100644 include/configs/cm-bf537e.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 5e26022..52b2fd2 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -875,6 +875,7 @@ Bluetechnix Tinyboards <bluetechnix at blackfin.uclinux.org>
Blackfin Team <u-boot-devel at blackfin.uclinux.org>
CM-BF533 BF533
+ CM-BF537E BF537
#########################################################################
# End of MAINTAINERS list #
diff --git a/MAKEALL b/MAKEALL
index 513713d..c76e55b 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -805,6 +805,7 @@ LIST_blackfin=" \
bf548-ezkit \
bf561-ezkit \
cm-bf533 \
+ cm-bf537e \
"
#########################################################################
diff --git a/Makefile b/Makefile
index 5888f09..0dad9a7 100644
--- a/Makefile
+++ b/Makefile
@@ -3382,7 +3382,7 @@ BFIN_BOARDS = bf518f-ezbrd bf526-ezbrd bf527-ezkit bf533-ezkit bf533-stamp \
bf537-stamp bf538f-ezkit bf548-ezkit bf561-ezkit
# Bluetechnix tinyboards
-BFIN_BOARDS += cm-bf533
+BFIN_BOARDS += cm-bf533 cm-bf537e
$(BFIN_BOARDS:%=%_config) : unconfig
@$(MKCONFIG) $(@:_config=) blackfin blackfin $(@:_config=)
@@ -3558,7 +3558,7 @@ clean:
$(obj)board/armltd/{integratorap,integratorcp}/u-boot.lds \
$(obj)board/bf5{18f,26,27,33,38f,48,61}-ez{brd,kit}/u-boot.lds \
$(obj)board/bf5{33,37}-stamp/u-boot.lds \
- $(obj)board/cm-bf533/u-boot.lds \
+ $(obj)board/cm-bf5{33,37e}/u-boot.lds \
$(obj)cpu/blackfin/bootrom-asm-offsets.[chs]
@rm -f $(obj)include/bmp_logo.h
@rm -f $(obj)nand_spl/{u-boot-spl,u-boot-spl.map,System.map}
diff --git a/board/cm-bf537e/.gitignore b/board/cm-bf537e/.gitignore
new file mode 100644
index 0000000..945f324
--- /dev/null
+++ b/board/cm-bf537e/.gitignore
@@ -0,0 +1 @@
+/u-boot.lds
diff --git a/board/cm-bf537e/Makefile b/board/cm-bf537e/Makefile
new file mode 100644
index 0000000..f8c270e
--- /dev/null
+++ b/board/cm-bf537e/Makefile
@@ -0,0 +1,57 @@
+#
+# U-boot - Makefile
+#
+# Copyright (c) 2005-2008 Analog Device Inc.
+#
+# (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).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) $(obj)u-boot.lds
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+$(obj)u-boot.lds: u-boot.lds.S
+ $(CPP) $(CPPFLAGS) -D__ASSEMBLY__ -P $^ > $@
+
+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-bf537e/cm-bf537e.c b/board/cm-bf537e/cm-bf537e.c
new file mode 100644
index 0000000..d1ca0a4
--- /dev/null
+++ b/board/cm-bf537e/cm-bf537e.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 CM-BF537E 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;
+}
diff --git a/board/cm-bf537e/config.mk b/board/cm-bf537e/config.mk
new file mode 100644
index 0000000..c8b9fb8
--- /dev/null
+++ b/board/cm-bf537e/config.mk
@@ -0,0 +1,33 @@
+#
+# Copyright (c) 2005-2008 Analog Device Inc.
+#
+# (C) Copyright 2001
+# 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
+#
+
+# This is not actually used for Blackfin boards so do not change it
+#TEXT_BASE = do-not-use-me
+
+LDSCRIPT = $(obj)board/$(BOARDDIR)/u-boot.lds
+
+# 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-bf537e/flash.c b/board/cm-bf537e/flash.c
new file mode 100644
index 0000000..25aeed2
--- /dev/null
+++ b/board/cm-bf537e/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_pf(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_PORTFIO();
+ printf("Port F data %04x (PF4:%i)\n", data, !!(data & PF4));
+ }
+
+ return 0;
+}
+
+U_BOOT_CMD(pf, 3, 0, do_pf,
+ "set/clear PF4 GPIO flash bank switch\n",
+ "<pf4> - set PF4 GPIO pin state\n");
diff --git a/board/cm-bf537e/gpio_cfi_flash.c b/board/cm-bf537e/gpio_cfi_flash.c
new file mode 100644
index 0000000..bb35169
--- /dev/null
+++ b/board/cm-bf537e/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 PF4
+#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_PORTFIO_SET(GPIO_PIN_1);
+ else
+ bfin_write_PORTFIO_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_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_cfi_flash_swizzle((void *)CONFIG_SYS_FLASH_BASE);
+}
diff --git a/board/cm-bf537e/gpio_cfi_flash.h b/board/cm-bf537e/gpio_cfi_flash.h
new file mode 100644
index 0000000..5211e97
--- /dev/null
+++ b/board/cm-bf537e/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/cm-bf537e/u-boot.lds.S b/board/cm-bf537e/u-boot.lds.S
new file mode 100644
index 0000000..8ddfa81
--- /dev/null
+++ b/board/cm-bf537e/u-boot.lds.S
@@ -0,0 +1,143 @@
+/*
+ * U-boot - u-boot.lds.S
+ *
+ * Copyright (c) 2005-2008 Analog Device Inc.
+ *
+ * (C) Copyright 2000-2004
+ * 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 <config.h>
+#include <asm/blackfin.h>
+#undef ALIGN
+#undef ENTRY
+#undef bfin
+
+/* If we don't actually load anything into L1 data, this will avoid
+ * a syntax error. If we do actually load something into L1 data,
+ * we'll get a linker memory load error (which is what we'd want).
+ * This is here in the first place so we can quickly test building
+ * for different CPU's which may lack non-cache L1 data.
+ */
+#ifndef L1_DATA_B_SRAM
+# define L1_DATA_B_SRAM CONFIG_SYS_MONITOR_BASE
+# define L1_DATA_B_SRAM_SIZE 0
+#endif
+
+OUTPUT_ARCH(bfin)
+
+MEMORY
+{
+ ram : ORIGIN = CONFIG_SYS_MONITOR_BASE, LENGTH = CONFIG_SYS_MONITOR_LEN
+ l1_code : ORIGIN = L1_INST_SRAM, LENGTH = L1_INST_SRAM_SIZE
+ l1_data : ORIGIN = L1_DATA_B_SRAM, LENGTH = L1_DATA_B_SRAM_SIZE
+}
+
+ENTRY(_start)
+SECTIONS
+{
+ .text :
+ {
+ cpu/blackfin/start.o (.text .text.*)
+
+#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.
+ */
+
+ 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
+
+ __initcode_start = .;
+ cpu/blackfin/initcode.o (.text .text.*)
+ __initcode_end = .;
+
+ *(.text .text.*)
+ } >ram
+
+ .rodata :
+ {
+ . = ALIGN(4);
+ *(.rodata .rodata.*)
+ *(.rodata1)
+ *(.eh_frame)
+ . = ALIGN(4);
+ } >ram
+
+ .data :
+ {
+ . = ALIGN(256);
+ *(.data .data.*)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ } >ram
+
+ .u_boot_cmd :
+ {
+ ___u_boot_cmd_start = .;
+ *(.u_boot_cmd)
+ ___u_boot_cmd_end = .;
+ } >ram
+
+ .text_l1 :
+ {
+ . = ALIGN(4);
+ __stext_l1 = .;
+ *(.l1.text)
+ . = ALIGN(4);
+ __etext_l1 = .;
+ } >l1_code AT>ram
+ __stext_l1_lma = LOADADDR(.text_l1);
+
+ .data_l1 :
+ {
+ . = ALIGN(4);
+ __sdata_l1 = .;
+ *(.l1.data)
+ *(.l1.bss)
+ . = ALIGN(4);
+ __edata_l1 = .;
+ } >l1_data AT>ram
+ __sdata_l1_lma = LOADADDR(.data_l1);
+
+ .bss :
+ {
+ . = ALIGN(4);
+ __bss_start = .;
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss .bss.*)
+ *(COMMON)
+ __bss_end = .;
+ } >ram
+}
diff --git a/include/configs/cm-bf537e.h b/include/configs/cm-bf537e.h
new file mode 100644
index 0000000..798e773
--- /dev/null
+++ b/include/configs/cm-bf537e.h
@@ -0,0 +1,124 @@
+/*
+ * U-boot - Configuration file for CM-BF537E board
+ */
+
+#ifndef __CONFIG_CM_BF537E_H__
+#define __CONFIG_CM_BF537E_H__
+
+#include <asm/blackfin-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 25000000
+/* 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 21
+/* 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 4
+
+
+/*
+ * 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_BFIN_MAC
+#define CONFIG_NETCONSOLE 1
+#define CONFIG_NET_MULTI 1
+#endif
+#define CONFIG_HOSTNAME cm-bf537e
+/* 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 32
+
+
+/*
+ * 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
+
+
+/*
+ * 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>
+
+#include <asm/blackfin-config-post.h>
+
+#endif
--
1.6.3.1
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