Blackfin: bf526-ezbrd: new board port

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

10 files changed, 543 insertions, 3 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 9eab566..c3db24d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -854,6 +854,7 @@ Yusuke Goda <goda.yusuke@renesas.com>
 Mike Frysinger <vapier@gentoo.org>
 Blackfin Team <u-boot-devel@blackfin.uclinux.org>
 
+	BF526-EZBRD	BF526
 	BF527-EZKIT	BF527
 	BF533-EZKIT	BF533
 	BF533-STAMP	BF533
diff --git a/MAKEALL b/MAKEALL
index 811556c..982b7fb 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -788,6 +788,7 @@ LIST_avr32="		\
 #########################################################################
 
 LIST_blackfin="		\
+	bf526-ezbrd	\
 	bf527-ezkit	\
 	bf533-ezkit	\
 	bf533-stamp	\
diff --git a/Makefile b/Makefile
index f70e1d9..ffd516b 100644
--- a/Makefile
+++ b/Makefile
@@ -3336,8 +3336,8 @@ suzaku_config:	unconfig
 #========================================================================
 
 # Analog Devices boards
-BFIN_BOARDS = bf527-ezkit bf533-ezkit bf533-stamp bf537-stamp bf538f-ezkit \
-	bf548-ezkit bf561-ezkit
+BFIN_BOARDS = bf526-ezbrd bf527-ezkit bf533-ezkit bf533-stamp bf537-stamp \
+	bf538f-ezkit bf548-ezkit bf561-ezkit
 
 $(BFIN_BOARDS:%=%_config)	: unconfig
 	@$(MKCONFIG) $(@:_config=) blackfin blackfin $(@:_config=)
@@ -3511,7 +3511,7 @@ clean:
 	       $(obj)board/netstar/{eeprom,crcek,crcit,*.srec,*.bin}	  \
 	       $(obj)board/trab/trab_fkt   $(obj)board/voiceblue/eeprom   \
 	       $(obj)board/armltd/{integratorap,integratorcp}/u-boot.lds  \
-	       $(obj)board/bf5{27,33,38f,48,61}-ezkit/u-boot.lds	  \
+	       $(obj)board/bf5{26,27,33,38f,48,61}-ez{brd,kit}/u-boot.lds \
 	       $(obj)board/bf5{33,37}-stamp/u-boot.lds			  \
 	       $(obj)cpu/blackfin/bootrom-asm-offsets.[chs]
 	@rm -f $(obj)include/bmp_logo.h
diff --git a/board/bf526-ezbrd/.gitignore b/board/bf526-ezbrd/.gitignore
new file mode 100644
index 0000000..945f324
--- /dev/null
+++ b/board/bf526-ezbrd/.gitignore
@@ -0,0 +1 @@
+/u-boot.lds
diff --git a/board/bf526-ezbrd/Makefile b/board/bf526-ezbrd/Makefile
new file mode 100644
index 0000000..88846ba
--- /dev/null
+++ b/board/bf526-ezbrd/Makefile
@@ -0,0 +1,58 @@
+#
+# 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	:= $(BOARD).o
+COBJS-$(CONFIG_STATUS_LED) += status-led.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/bf526-ezbrd/bf526-ezbrd.c b/board/bf526-ezbrd/bf526-ezbrd.c
new file mode 100644
index 0000000..1666bf6
--- /dev/null
+++ b/board/bf526-ezbrd/bf526-ezbrd.c
@@ -0,0 +1,77 @@
+/*
+ * 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 <asm/mach-common/bits/otp.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int checkboard(void)
+{
+	printf("Board: ADI BF526 EZ-Board board\n");
+	printf("       Support: http://blackfin.uclinux.org/\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)
+{
+	bool valid_mac = false;
+
+	/* the MAC is stored in OTP memory page 0xDF */
+	uint32_t ret;
+	uint64_t otp_mac;
+
+	ret = bfrom_OtpRead(0xDF, OTP_LOWER_HALF, &otp_mac);
+	if (!(ret & OTP_MASTER_ERROR)) {
+		uchar *otp_mac_p = (uchar *)&otp_mac;
+
+		for (ret = 0; ret < 6; ++ret)
+			mac_addr[ret] = otp_mac_p[5 - ret];
+
+		if (is_valid_ether_addr(mac_addr))
+			valid_mac = true;
+	}
+
+	if (!valid_mac) {
+		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
+
+	return 0;
+}
diff --git a/board/bf526-ezbrd/config.mk b/board/bf526-ezbrd/config.mk
new file mode 100644
index 0000000..f4a5a80
--- /dev/null
+++ b/board/bf526-ezbrd/config.mk
@@ -0,0 +1,32 @@
+#
+# 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
+
+LDSCRIPT = $(obj)board/$(BOARDDIR)/u-boot.lds
+
+# Set some default LDR flags based on boot mode.
+LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/bf526-ezbrd/status-led.c b/board/bf526-ezbrd/status-led.c
new file mode 100644
index 0000000..6327022
--- /dev/null
+++ b/board/bf526-ezbrd/status-led.c
@@ -0,0 +1,56 @@
+/*
+ * U-boot - status leds
+ *
+ * Copyright (c) 2005-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <common.h>
+#include <config.h>
+#include <command.h>
+#include <status_led.h>
+
+static void set_led_f(int pf, int state)
+{
+	switch (state) {
+		case STATUS_LED_OFF:      bfin_write_PORTFIO_CLEAR(pf);  break;
+		case STATUS_LED_BLINKING: bfin_write_PORTFIO_TOGGLE(pf); break;
+		case STATUS_LED_ON:       bfin_write_PORTFIO_SET(pf);    break;
+	}
+}
+static void set_led_g(int pf, int state)
+{
+	switch (state) {
+		case STATUS_LED_OFF:      bfin_write_PORTGIO_CLEAR(pf);  break;
+		case STATUS_LED_BLINKING: bfin_write_PORTGIO_TOGGLE(pf); break;
+		case STATUS_LED_ON:       bfin_write_PORTGIO_SET(pf);    break;
+	}
+}
+
+static void set_leds(led_id_t mask, int state)
+{
+	if (mask & 0x1) set_led_f(PF8, state);
+	if (mask & 0x2) set_led_g(PG11, state);
+	if (mask & 0x4) set_led_g(PG12, state);
+}
+
+void __led_init(led_id_t mask, int state)
+{
+	bfin_write_PORTF_FER(bfin_read_PORTF_FER() & ~(PF8));
+	bfin_write_PORTG_FER(bfin_read_PORTG_FER() & ~(PG11 | PG12));
+	bfin_write_PORTFIO_INEN(bfin_read_PORTFIO_INEN() & ~(PF8));
+	bfin_write_PORTGIO_INEN(bfin_read_PORTGIO_INEN() & ~(PG11 | PG12));
+	bfin_write_PORTFIO_DIR(bfin_read_PORTFIO_DIR() | (PF8));
+	bfin_write_PORTGIO_DIR(bfin_read_PORTGIO_DIR() | (PG11 | PG12));
+}
+
+void __led_set(led_id_t mask, int state)
+{
+	set_leds(mask, state);
+}
+
+void __led_toggle(led_id_t mask)
+{
+	set_leds(mask, STATUS_LED_BLINKING);
+}
diff --git a/board/bf526-ezbrd/u-boot.lds.S b/board/bf526-ezbrd/u-boot.lds.S
new file mode 100644
index 0000000..3e8be35
--- /dev/null
+++ b/board/bf526-ezbrd/u-boot.lds.S
@@ -0,0 +1,124 @@
+/*
+ * U-boot - u-boot.lds.S
+ *
+ * Copyright (c) 2005-2008 Analog Device Inc.
+ *
+ * (C) Copyright 2000-2004
+ * 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 <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.*)
+		__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/bf526-ezbrd.h b/include/configs/bf526-ezbrd.h
new file mode 100644
index 0000000..afd9bb2
--- /dev/null
+++ b/include/configs/bf526-ezbrd.h
@@ -0,0 +1,190 @@
+/*
+ * U-boot - Configuration file for BF526 EZBrd board
+ */
+
+#ifndef __CONFIG_BF526_EZBRD_H__
+#define __CONFIG_BF526_EZBRD_H__
+
+#include <asm/blackfin-config-pre.h>
+
+
+/*
+ * Processor Settings
+ */
+#define CONFIG_BFIN_CPU             bf526-0.0
+#define CONFIG_BFIN_BOOT_MODE       BFIN_BOOT_PARA
+
+
+/*
+ * 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			16
+/* 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
+
+
+/*
+ * Memory Settings
+ */
+/* This board has a 64meg MT48H32M16 */
+#define CONFIG_MEM_ADD_WDTH	10
+#define CONFIG_MEM_SIZE		64
+
+#define CONFIG_EBIU_SDRRC_VAL	0x0267
+#define CONFIG_EBIU_SDGCTL_VAL	(SCTLE | CL_2 | PASR_ALL | TRAS_6 | TRP_4 | TRCD_2 | TWR_2 | PSS)
+
+#define CONFIG_EBIU_AMGCTL_VAL	(AMCKEN | AMBEN_ALL)
+#define CONFIG_EBIU_AMBCTL0_VAL	(B1WAT_15 | B1RAT_15 | B1HT_3 | B1RDYPOL | B0WAT_15 | B0RAT_15 | B0HT_3 | B0RDYPOL)
+#define CONFIG_EBIU_AMBCTL1_VAL	(B3WAT_15 | B3RAT_15 | B3HT_3 | B3RDYPOL | B2WAT_15 | B2RAT_15 | B2HT_3 | B2RDYPOL)
+
+#define CONFIG_SYS_MONITOR_LEN	(512 * 1024)
+#define CONFIG_SYS_MALLOC_LEN	(512 * 1024)
+
+
+/*
+ * NAND Settings
+ * (can't be used same time as ethernet)
+ */
+#if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_NAND)
+#define CONFIG_BFIN_NFC
+#endif
+#ifdef CONFIG_BFIN_NFC
+#define CONFIG_BFIN_NFC_CTL_VAL	0x0033
+#define CONFIG_DRIVER_NAND_BFIN
+#define CONFIG_SYS_NAND_BASE		0 /* not actually used */
+#define CONFIG_SYS_MAX_NAND_DEVICE	1
+#define NAND_MAX_CHIPS		1
+#define CONFIG_CMD_NAND
+#endif
+
+
+/*
+ * Network Settings
+ */
+#if !defined(__ADSPBF522__) && !defined(__ADSPBF523__) && \
+    !defined(__ADSPBF524__) && !defined(__ADSPBF525__) && !defined(CONFIG_BFIN_NFC)
+#define ADI_CMDS_NETWORK	1
+#define CONFIG_BFIN_MAC
+#define CONFIG_RMII
+#define CONFIG_NETCONSOLE	1
+#define CONFIG_NET_MULTI	1
+#endif
+#define CONFIG_HOSTNAME		bf526-ezbrd
+/* 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_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	71
+
+
+/*
+ * SPI Settings
+ */
+#define CONFIG_BFIN_SPI
+#define CONFIG_ENV_SPI_MAX_HZ	30000000
+#define CONFIG_SF_DEFAULT_HZ	30000000
+#define CONFIG_SPI_FLASH
+#define CONFIG_SPI_FLASH_SST
+
+
+/*
+ * Env Storage Settings
+ */
+#if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_OFFSET	0x4000
+#define CONFIG_ENV_SIZE		0x2000
+#define CONFIG_ENV_SECT_SIZE	0x2000
+#else
+#define CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_OFFSET	0x4000
+#define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE + CONFIG_ENV_OFFSET)
+#define CONFIG_ENV_SIZE		0x2000
+#define CONFIG_ENV_SECT_SIZE	0x2000
+#endif
+#define ENV_IS_EMBEDDED_CUSTOM
+
+
+/*
+ * 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
+
+
+/*
+ * USB Settings
+ */
+#if !defined(__ADSPBF522__) && !defined(__ADSPBF523__)
+#define CONFIG_USB
+#define CONFIG_MUSB_HCD
+#define CONFIG_USB_BLACKFIN
+#define CONFIG_USB_STORAGE
+#define CONFIG_MUSB_TIMEOUT 100000
+#endif
+
+
+/*
+ * Misc Settings
+ */
+#define CONFIG_MISC_INIT_R
+#define CONFIG_RTC_BFIN
+#define CONFIG_UART_CONSOLE	1
+
+/* define to enable run status via led */
+/* #define CONFIG_STATUS_LED */
+#ifdef CONFIG_STATUS_LED
+#define CONFIG_BOARD_SPECIFIC_LED
+#ifndef __ASSEMBLY__
+typedef unsigned int led_id_t;
+void __led_init(led_id_t mask, int state);
+void __led_set(led_id_t mask, int state);
+void __led_toggle(led_id_t mask);
+#endif
+/* use LED0 to indicate booting/alive */
+#define STATUS_LED_BOOT 0
+#define STATUS_LED_BIT 1
+#define STATUS_LED_STATE STATUS_LED_ON
+#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 4)
+/* use LED1 to indicate crash */
+#define STATUS_LED_CRASH 1
+#define STATUS_LED_BIT1 2
+#define STATUS_LED_STATE1 STATUS_LED_ON
+#define STATUS_LED_PERIOD1 (CONFIG_SYS_HZ / 2)
+#endif
+
+
+/*
+ * Pull in common ADI header for remaining command/environment setup
+ */
+#include <configs/bfin_adi_common.h>
+
+#include <asm/blackfin-config-post.h>
+
+#endif