Merge branch 'master' of git://git.denx.de/u-boot-blackfin

33 files changed, 269 insertions, 1778 deletions

diff --git a/board/bf518f-ezbrd/bf518f-ezbrd.c b/board/bf518f-ezbrd/bf518f-ezbrd.c
index 85b350f..ff1ac4c 100644
--- a/board/bf518f-ezbrd/bf518f-ezbrd.c
+++ b/board/bf518f-ezbrd/bf518f-ezbrd.c
@@ -14,6 +14,7 @@
 #include <spi.h>
 #include <asm/blackfin.h>
 #include <asm/net.h>
+#include <asm/portmux.h>
 #include <asm/mach-common/bits/otp.h>
 #include <asm/sdh.h>
 
@@ -61,6 +62,7 @@ static void board_init_enetaddr(uchar *mac_addr)
 #define KSZ_WRITE     0x02
 #define KSZ_READ      0x03
 
+#define KSZ_REG_CHID  0x00	/* Register 0: Chip ID0 */
 #define KSZ_REG_STPID 0x01	/* Register 1: Chip ID1 / Start Switch */
 #define KSZ_REG_GC9   0x0b	/* Register 11: Global Control 9 */
 #define KSZ_REG_P3C0  0x30	/* Register 48: Port 3 Control 0 */
@@ -78,15 +80,17 @@ static int ksz8893m_reg_set(struct spi_slave *slave, uchar reg, uchar data)
 	return ksz8893m_transfer(slave, KSZ_WRITE, reg, data, din);
 }
 
-static int ksz8893m_reg_clear(struct spi_slave *slave, uchar reg, uchar mask)
+static int ksz8893m_reg_read(struct spi_slave *slave, uchar reg)
 {
-	int ret = 0;
+	int ret;
 	unsigned char din[3];
+	ret = ksz8893m_transfer(slave, KSZ_READ, reg, 0, din);
+	return ret ? ret : din[2];
+}
 
-	ret |= ksz8893m_transfer(slave, KSZ_READ, reg, 0, din);
-	ret |= ksz8893m_reg_set(slave, reg, din[2] & mask);
-
-	return ret;
+static int ksz8893m_reg_clear(struct spi_slave *slave, uchar reg, uchar mask)
+{
+	return ksz8893m_reg_set(slave, reg, ksz8893m_reg_read(slave, reg) & mask);
 }
 
 static int ksz8893m_reset(struct spi_slave *slave)
@@ -107,16 +111,16 @@ static int ksz8893m_reset(struct spi_slave *slave)
 
 int board_eth_init(bd_t *bis)
 {
-	static bool switch_is_alive = false;
+	static bool switch_is_alive = false, phy_is_ksz = true;
 	int ret;
 
 	if (!switch_is_alive) {
 		struct spi_slave *slave = spi_setup_slave(0, 1, KSZ_MAX_HZ, SPI_MODE_3);
 		if (slave) {
 			if (!spi_claim_bus(slave)) {
-				ret = ksz8893m_reset(slave);
-				if (!ret)
-					switch_is_alive = true;
+				phy_is_ksz = (ksz8893m_reg_read(slave, KSZ_REG_CHID) == 0x88);
+				ret = phy_is_ksz ? ksz8893m_reset(slave) : 0;
+				switch_is_alive = (ret == 0);
 				spi_release_bus(slave);
 			}
 			spi_free_slave(slave);
@@ -143,18 +147,11 @@ int misc_init_r(void)
 
 int board_early_init_f(void)
 {
-#if !defined(CONFIG_SYS_NO_FLASH)
-	/* setup BF518-EZBRD GPIO pin PG11 to AMS2. */
-	bfin_write_PORTG_MUX((bfin_read_PORTG_MUX() & ~PORT_x_MUX_6_MASK) | PORT_x_MUX_6_FUNC_2);
-	bfin_write_PORTG_FER(bfin_read_PORTG_FER() | PG11);
-
-# if !defined(CONFIG_BFIN_SPI)
-	/* setup BF518-EZBRD GPIO pin PG15 to AMS3. */
-	bfin_write_PORTG_MUX((bfin_read_PORTG_MUX() & ~PORT_x_MUX_7_MASK) | PORT_x_MUX_7_FUNC_3);
-	bfin_write_PORTG_FER(bfin_read_PORTG_FER() | PG15);
-# endif
-#endif
-	return 0;
+	/* connect async banks by default */
+	const unsigned short pins[] = {
+		P_AMS2, P_AMS3, 0,
+	};
+	return peripheral_request_list(pins, "async");
 }
 
 #ifdef CONFIG_BFIN_SDH
diff --git a/board/bf526-ezbrd/Makefile b/board/bf526-ezbrd/Makefile
index a9ff760..f2bd2c2 100644
--- a/board/bf526-ezbrd/Makefile
+++ b/board/bf526-ezbrd/Makefile
@@ -30,7 +30,6 @@ 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))
diff --git a/board/bf526-ezbrd/status-led.c b/board/bf526-ezbrd/status-led.c
deleted file mode 100644
index 6327022..0000000
--- a/board/bf526-ezbrd/status-led.c
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * 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/bf527-ad7160-eval/Makefile b/board/bf527-ad7160-eval/Makefile
new file mode 100644
index 0000000..f2bd2c2
--- /dev/null
+++ b/board/bf527-ad7160-eval/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
+
+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/bf527-ad7160-eval/bf527-ad7160-eval.c b/board/bf527-ad7160-eval/bf527-ad7160-eval.c
new file mode 100644
index 0000000..b06d5ab
--- /dev/null
+++ b/board/bf527-ad7160-eval/bf527-ad7160-eval.c
@@ -0,0 +1,25 @@
+/*
+ * U-boot - main board file
+ *
+ * Copyright (c) 2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <common.h>
+#include <asm/blackfin.h>
+#include <asm/mach-common/bits/pll.h>
+
+int checkboard(void)
+{
+	printf("Board: ADI BF527 AD7160-EVAL board\n");
+	printf("       Support: http://blackfin.uclinux.org/\n");
+	return 0;
+}
+
+int misc_init_r(void)
+{
+	/* CLKIN Buffer Output Enable */
+	*pVR_CTL |= CLKBUFOE;
+	return 0;
+}
diff --git a/board/bf527-ad7160-eval/config.mk b/board/bf527-ad7160-eval/config.mk
new file mode 100644
index 0000000..f85bef5
--- /dev/null
+++ b/board/bf527-ad7160-eval/config.mk
@@ -0,0 +1,33 @@
+#
+# 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 += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE))
diff --git a/board/bf527-ezkit/bf527-ezkit.c b/board/bf527-ezkit/bf527-ezkit.c
index a911880..211cf24 100644
--- a/board/bf527-ezkit/bf527-ezkit.c
+++ b/board/bf527-ezkit/bf527-ezkit.c
@@ -12,6 +12,7 @@
 #include <net.h>
 #include <netdev.h>
 #include <asm/blackfin.h>
+#include <asm/gpio.h>
 #include <asm/net.h>
 #include <asm/mach-common/bits/otp.h>
 
@@ -75,9 +76,7 @@ void board_musb_init(void)
 	/*
 	 * BF527 EZ-KITs require PG13 to be high for HOST mode
 	 */
-	bfin_write_PORTG_FER(bfin_read_PORTG_FER() & ~PG13);
-	bfin_write_PORTGIO_DIR(bfin_read_PORTGIO_DIR() | PG13);
-	bfin_write_PORTGIO_SET(PG13);
-	SSYNC();
+	gpio_request(GPIO_PG13, "musb-vbus");
+	gpio_direction_output(GPIO_PG13, 1);
 }
 #endif
diff --git a/board/bf527-ezkit/video.c b/board/bf527-ezkit/video.c
index 8f6ea23..891070b 100644
--- a/board/bf527-ezkit/video.c
+++ b/board/bf527-ezkit/video.c
@@ -11,6 +11,7 @@
 #include <config.h>
 #include <malloc.h>
 #include <asm/blackfin.h>
+#include <asm/portmux.h>
 #include <asm/mach-common/bits/dma.h>
 #include <spi.h>
 #include <linux/types.h>
@@ -171,13 +172,11 @@ void DisablePPI(void)
 
 void Init_Ports(void)
 {
-	*pPORTF_MUX &= ~PORT_x_MUX_0_MASK;
-	*pPORTF_MUX |= PORT_x_MUX_0_FUNC_1;
-	*pPORTF_FER |= PF0 | PF1 | PF2 | PF3 | PF4 | PF5 | PF6 | PF7;
-
-	*pPORTG_MUX &= ~PORT_x_MUX_1_MASK;
-	*pPORTG_MUX |= PORT_x_MUX_1_FUNC_1;
-	*pPORTG_FER |= PG5;
+	const unsigned short pins[] = {
+		P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3, P_PPI0_D4,
+		P_PPI0_D5, P_PPI0_D6, P_PPI0_D7, P_PPI0_FS2, 0,
+	};
+	peripheral_request_list(pins, "lcd");
 }
 
 void Init_PPI(void)
diff --git a/board/bf533-stamp/bf533-stamp.c b/board/bf533-stamp/bf533-stamp.c
index 4abad08..935aad2 100644
--- a/board/bf533-stamp/bf533-stamp.c
+++ b/board/bf533-stamp/bf533-stamp.c
@@ -27,8 +27,7 @@
 
 #include <common.h>
 #include <netdev.h>
-#include <asm/io.h>
-#include "bf533-stamp.h"
+#include <asm/gpio.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -46,15 +45,10 @@ int checkboard(void)
  */
 void swap_to(int device_id)
 {
-	bfin_write_FIO_DIR(bfin_read_FIO_DIR() | PF1 | PF0);
-	SSYNC();
-	bfin_write_FIO_FLAG_C(PF1);
-	if (device_id == ETHERNET)
-		bfin_write_FIO_FLAG_S(PF0);
-	else if (device_id == FLASH)
-		bfin_write_FIO_FLAG_C(PF0);
-	else
-		printf("Unknown device to switch\n");
+	gpio_request(GPIO_PF0, "eth_flash_swap");
+	gpio_request(GPIO_PF1, "eth_flash_swap");
+	gpio_direction_output(GPIO_PF0, device_id == ETHERNET);
+	gpio_direction_output(GPIO_PF1, 0);
 	SSYNC();
 }
 
@@ -75,24 +69,23 @@ int misc_init_r(void)
 #define STATUS_LED_OFF 0
 #define STATUS_LED_ON  1
 
+static int gpio_setup;
+
 static void stamp_led_set(int LED1, int LED2, int LED3)
 {
-	bfin_write_FIO_INEN(bfin_read_FIO_INEN() & ~(PF2 | PF3 | PF4));
-	bfin_write_FIO_DIR(bfin_read_FIO_DIR() | (PF2 | PF3 | PF4));
-
-	if (LED1 == STATUS_LED_OFF)
-		*pFIO_FLAG_S = PF2;
-	else
-		*pFIO_FLAG_C = PF2;
-	if (LED2 == STATUS_LED_OFF)
-		*pFIO_FLAG_S = PF3;
-	else
-		*pFIO_FLAG_C = PF3;
-	if (LED3 == STATUS_LED_OFF)
-		*pFIO_FLAG_S = PF4;
-	else
-		*pFIO_FLAG_C = PF4;
-	SSYNC();
+	if (!gpio_setup) {
+		gpio_request(GPIO_PF2, "boot_progress");
+		gpio_request(GPIO_PF3, "boot_progress");
+		gpio_request(GPIO_PF4, "boot_progress");
+		gpio_direction_output(GPIO_PF2, LED1);
+		gpio_direction_output(GPIO_PF3, LED2);
+		gpio_direction_output(GPIO_PF4, LED3);
+		gpio_setup = 1;
+	} else {
+		gpio_set_value(GPIO_PF2, LED1);
+		gpio_set_value(GPIO_PF3, LED2);
+		gpio_set_value(GPIO_PF4, LED3);
+	}
 }
 
 void show_boot_progress(int status)
@@ -134,43 +127,6 @@ void show_boot_progress(int status)
 }
 #endif
 
-#ifdef CONFIG_STATUS_LED
-#include <status_led.h>
-
-static void set_led(int pf, int state)
-{
-	switch (state) {
-		case STATUS_LED_OFF:      bfin_write_FIO_FLAG_S(pf); break;
-		case STATUS_LED_BLINKING: bfin_write_FIO_FLAG_T(pf); break;
-		case STATUS_LED_ON:       bfin_write_FIO_FLAG_C(pf); break;
-	}
-}
-
-static void set_leds(led_id_t mask, int state)
-{
-	if (mask & 0x1) set_led(PF2, state);
-	if (mask & 0x2) set_led(PF3, state);
-	if (mask & 0x4) set_led(PF4, state);
-}
-
-void __led_init(led_id_t mask, int state)
-{
-	bfin_write_FIO_INEN(bfin_read_FIO_INEN() & ~(PF2 | PF3 | PF4));
-	bfin_write_FIO_DIR(bfin_read_FIO_DIR() | (PF2 | PF3 | PF4));
-}
-
-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);
-}
-
-#endif
-
 #ifdef CONFIG_SMC91111
 int board_eth_init(bd_t *bis)
 {
diff --git a/board/bf533-stamp/bf533-stamp.h b/board/bf533-stamp/bf533-stamp.h
deleted file mode 100644
index ebd39c7..0000000
--- a/board/bf533-stamp/bf533-stamp.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * U-boot - stamp.h
- *
- * Copyright (c) 2005-2007 Analog Devices 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., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
- */
-
-#ifndef __STAMP_H__
-#define __STAMP_H__
-
-extern void init_Flags(void);
-
-extern volatile unsigned long *ambctl0;
-extern volatile unsigned long *ambctl1;
-extern volatile unsigned long *amgctl;
-
-/* Definitions used in  Compact Flash Boot support */
-#define FIO_EDGE_CF_BITS	0x0000
-#define FIO_POLAR_CF_BITS	0x0000
-#define	FIO_EDGE_BITS		0x1E0
-#define	FIO_POLAR_BITS		0x160
-
-/* Compact flash status bits in status register */
-#define CF_STAT_BITS		0x00000060
-
-/* CF Flags used to switch between expansion and external
- * memory banks
- */
-#define CF_PF0			0x0001
-#define CF_PF1			0x0002
-#define CF_PF1_PF0		0x0003
-
-#endif
diff --git a/board/bf533-stamp/ide-cf.c b/board/bf533-stamp/ide-cf.c
index 23e786b..3e4080e 100644
--- a/board/bf533-stamp/ide-cf.c
+++ b/board/bf533-stamp/ide-cf.c
@@ -11,7 +11,6 @@
 #include <common.h>
 #include <config.h>
 #include <asm/blackfin.h>
-#include "bf533-stamp.h"
 
 void cf_outb(unsigned char val, volatile unsigned char *addr)
 {
@@ -66,6 +65,15 @@ void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
 	swap_to(FLASH);
 }
 
+/* Definitions used in  Compact Flash Boot support */
+#define FIO_EDGE_CF_BITS	0x0000
+#define FIO_POLAR_CF_BITS	0x0000
+#define FIO_EDGE_BITS		0x1E0
+#define FIO_POLAR_BITS		0x160
+
+/* Compact flash status bits in status register */
+#define CF_STAT_BITS	0x00000060
+
 void cf_ide_init(void)
 {
 	int i, cf_stat;
diff --git a/board/bf537-stamp/Makefile b/board/bf537-stamp/Makefile
index f728e2c..4f8985b 100644
--- a/board/bf537-stamp/Makefile
+++ b/board/bf537-stamp/Makefile
@@ -29,9 +29,8 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(BOARD).a
 
-COBJS-y	:= $(BOARD).o cmd_bf537led.o
+COBJS-y	:= $(BOARD).o
 COBJS-$(CONFIG_BFIN_IDE)   += ide-cf.o
-COBJS-$(CONFIG_CMD_EEPROM) += spi_flash.o
 COBJS-$(CONFIG_POST)       += post.o post-memory.o
 
 SRCS	:= $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
diff --git a/board/bf537-stamp/bf537-stamp.c b/board/bf537-stamp/bf537-stamp.c
index 3911be6..ec888d4 100644
--- a/board/bf537-stamp/bf537-stamp.c
+++ b/board/bf537-stamp/bf537-stamp.c
@@ -46,11 +46,8 @@ int checkboard(void)
 void board_reset(void)
 {
 	/* workaround for weak pull ups on ssel */
-	if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER) {
-		bfin_write_PORTF_FER(bfin_read_PORTF_FER() & ~PF10);
-		bfin_write_PORTFIO_SET(PF10);
-		udelay(1);
-	}
+	if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
+		bfin_reset_boot_spi_cs(GPIO_PF10);
 }
 
 #ifdef CONFIG_BFIN_MAC
diff --git a/board/bf537-stamp/cmd_bf537led.c b/board/bf537-stamp/cmd_bf537led.c
deleted file mode 100644
index 7d8f3ea..0000000
--- a/board/bf537-stamp/cmd_bf537led.c
+++ /dev/null
@@ -1,201 +0,0 @@
-/*
- * U-boot - cmd_bf537led.c
- *
- * Copyright (C) 2006 Aaron Gage, Ocean Optics Inc.
- *
- * 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 <config.h>
-#include <command.h>
-#include <asm/blackfin.h>
-#include <asm/string.h>
-#ifdef CONFIG_BF537_STAMP_LEDCMD
-
-/* Define the command usage in a reusable way */
-#define USAGE_LONG \
-	"led <number> <action>\n" \
-	"    <number>  - Index (0-5) of LED to change, or \"all\"\n" \
-	"    <action>  - Must be one of:\n" \
-	"		on off toggle"
-
-/* Number of LEDs supported by the board */
-#define NUMBER_LEDS     6
-/* The BF537 stamp has 6 LEDs.  This mask indicates that all should be lit. */
-#define LED_ALL_MASK    0x003F
-
-void show_cmd_usage(void);
-void set_led_state(int index, int state);
-void configure_GPIO_to_output(int index);
-
-/* Map of LEDs according to their GPIO ports.  This can be rearranged or
- * otherwise changed to account for different GPIO configurations.
- */
-int led_ports[] = { PF6, PF7, PF8, PF9, PF10, PF11 };
-
-#define ACTION_TOGGLE   -1
-#define ACTION_OFF      0
-#define ACTION_ON       1
-
-#define LED_STATE_OFF   0
-#define LED_STATE_ON    1
-
-/* This is a trivial atoi implementation since we don't have one available */
-int atoi(char *string)
-{
-	int length;
-	int retval = 0;
-	int i;
-	int sign = 1;
-
-	length = strlen(string);
-	for (i = 0; i < length; i++) {
-		if (0 == i && string[0] == '-') {
-			sign = -1;
-			continue;
-		}
-		if (string[i] > '9' || string[i] < '0') {
-			break;
-		}
-		retval *= 10;
-		retval += string[i] - '0';
-	}
-	retval *= sign;
-	return retval;
-}
-
-int do_bf537led(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
-{
-	int led_mask = 0;
-	int led_current_state = 0;
-	int action = ACTION_OFF;
-	int temp;
-
-	if (3 != argc) {
-		/* Not enough arguments, so just show usage information */
-		show_cmd_usage();
-		return 1;
-	}
-
-	if (strcmp(argv[1], "all") == 0) {
-		led_mask = LED_ALL_MASK;
-	} else {
-		temp = atoi(argv[1]);
-		if (temp < 0 || temp >= NUMBER_LEDS) {
-			printf("Invalid LED number [%s]\n", argv[1]);
-			show_cmd_usage();
-			return 2;
-		}
-		led_mask |= (1 << temp);
-	}
-
-	if (strcmp(argv[2], "off") == 0) {
-		action = ACTION_OFF;
-	} else if (strcmp(argv[2], "on") == 0) {
-		action = ACTION_ON;
-	} else if (strcmp(argv[2], "toggle") == 0) {
-		action = ACTION_TOGGLE;
-	} else {
-		printf("Invalid action [%s]\n", argv[2]);
-		show_cmd_usage();
-		return 3;
-	}
-
-	for (temp = 0; temp < NUMBER_LEDS; temp++) {
-		if ((led_mask & (1 << temp)) > 0) {
-			/*
-			 * It is possible that the user has wired one of PF6-PF11 to
-			 * something other than an LED, so this will only change a pin
-			 * to output if the user has indicated a state change.  This may
-			 * happen a lot, but this way is safer than just setting all pins
-			 * to output.
-			 */
-			configure_GPIO_to_output(temp);
-
-			led_current_state =
-			    ((*pPORTFIO & led_ports[temp]) >
-			     0) ? LED_STATE_ON : LED_STATE_OFF;
-	/*
-		printf("LED state for index %d (%x) is %d\n", temp, led_ports[temp],
-			led_current_state);
-		printf("*pPORTFIO is %x\n", *pPORTFIO);
-	*/
-			if (ACTION_ON == action
-			    || (ACTION_TOGGLE == action
-				&& 0 == led_current_state)) {
-				printf("Turning LED %d on\n", temp);
-				set_led_state(temp, LED_STATE_ON);
-			} else {
-				printf("Turning LED %d off\n", temp);
-				set_led_state(temp, LED_STATE_OFF);
-			}
-		}
-	}
-
-	return 0;
-}
-
-/*
- * The GPIO pins that go to the LEDs on the BF537 stamp must be configured
- * as output.  This function simply configures them that way.  This could
- * be done to all of the GPIO lines at once, but if a user is using a
- * custom board, this will try to be nice and only change the GPIO lines
- * that the user specifically names.
- */
-void configure_GPIO_to_output(int index)
-{
-	int port;
-
-	port = led_ports[index];
-
-	/* Clear the Port F Function Enable Register */
-	*pPORTF_FER &= ~port;
-	/* Set the Port F I/O direction register */
-	*pPORTFIO_DIR |= port;
-	/* Clear the Port F I/O Input Enable Register */
-	*pPORTFIO_INEN &= ~port;
-}
-
-/* Enforce the given state on the GPIO line for the indicated LED */
-void set_led_state(int index, int state)
-{
-	int port;
-
-	port = led_ports[index];
-
-	if (LED_STATE_OFF == state) {
-		/* Clear the bit to turn off the LED */
-		*pPORTFIO &= ~port;
-	} else {
-		/* Set the bit to turn on the LED */
-		*pPORTFIO |= port;
-	}
-}
-
-/* Display usage information */
-void show_cmd_usage()
-{
-	printf("Usage:\n%s\n", USAGE_LONG);
-}
-
-/* Register information for u-boot to find this command */
-U_BOOT_CMD(led, 3, 1, do_bf537led,
-	   "Control BF537 stamp LEDs", USAGE_LONG);
-
-#endif
diff --git a/board/bf537-stamp/spi_flash.c b/board/bf537-stamp/spi_flash.c
deleted file mode 100644
index 7b753ad..0000000
--- a/board/bf537-stamp/spi_flash.c
+++ /dev/null
@@ -1,996 +0,0 @@
-/*
- * SPI flash driver
- *
- * Enter bugs at http://blackfin.uclinux.org/
- *
- * Copyright (c) 2005-2008 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-/* Configuration options:
- * CONFIG_SPI_BAUD - value to load into SPI_BAUD (divisor of SCLK to get SPI CLK)
- * CONFIG_SPI_FLASH_SLOW_READ - force usage of the slower read
- *		WARNING: make sure your SCLK + SPI_BAUD is slow enough
- */
-
-#include <common.h>
-#include <malloc.h>
-#include <asm/io.h>
-#include <asm/mach-common/bits/spi.h>
-#include <asm/mach-common/bits/dma.h>
-
-/* Forcibly phase out these */
-#ifdef CONFIG_SPI_FLASH_NUM_SECTORS
-# error do not set CONFIG_SPI_FLASH_NUM_SECTORS
-#endif
-#ifdef CONFIG_SPI_FLASH_SECTOR_SIZE
-# error do not set CONFIG_SPI_FLASH_SECTOR_SIZE
-#endif
-
-#if defined(CONFIG_SPI)
-
-struct flash_info {
-	char     *name;
-	uint16_t id;
-	uint16_t ext_id;
-	unsigned sector_size;
-	unsigned num_sectors;
-};
-
-/* SPI Speeds: 50 MHz / 33 MHz */
-static struct flash_info flash_spansion_serial_flash[] = {
-	{ "S25FL016", 0x0215, 0, 64 * 1024, 32 },
-	{ "S25FL032", 0x0216, 0, 64 * 1024, 64 },
-	{ "S25FL064", 0x0217, 0, 64 * 1024, 128 },
-	{ "S25FL128-00", 0x2018, 0x0301, 64 * 1024, 256 },    /* Package marking FL128PIF */
-	{ "S25FL128-01", 0x2018, 0x0300, 128 * 1024, 64 },    /* Package marking FL128PIFL */
-	{ NULL, 0, 0, 0, 0 }
-};
-
-/* SPI Speeds: 50 MHz / 20 MHz */
-static struct flash_info flash_st_serial_flash[] = {
-	{ "m25p05", 0x2010, 0, 32 * 1024, 2 },
-	{ "m25p10", 0x2011, 0, 32 * 1024, 4 },
-	{ "m25p20", 0x2012, 0, 64 * 1024, 4 },
-	{ "m25p40", 0x2013, 0, 64 * 1024, 8 },
-	{ "m25p80", 0x20FF, 0, 64 * 1024, 16 },
-	{ "m25p16", 0x2015, 0, 64 * 1024, 32 },
-	{ "m25p32", 0x2016, 0, 64 * 1024, 64 },
-	{ "m25p64", 0x2017, 0, 64 * 1024, 128 },
-	{ "m25p128", 0x2018, 0, 256 * 1024, 64 },
-	{ NULL, 0, 0, 0, 0 }
-};
-
-/* SPI Speeds: 20 MHz / 40 MHz */
-static struct flash_info flash_sst_serial_flash[] = {
-	{ "SST25WF512", 0x2501, 0, 4 * 1024, 128 },
-	{ "SST25WF010", 0x2502, 0, 4 * 1024, 256 },
-	{ "SST25WF020", 0x2503, 0, 4 * 1024, 512 },
-	{ "SST25WF040", 0x2504, 0, 4 * 1024, 1024 },
-	{ NULL, 0, 0, 0, 0 }
-};
-
-/* SPI Speeds: 66 MHz / 33 MHz */
-static struct flash_info flash_atmel_dataflash[] = {
-	{ "AT45DB011x", 0x0c, 0, 264, 512 },
-	{ "AT45DB021x", 0x14, 0, 264, 1025 },
-	{ "AT45DB041x", 0x1c, 0, 264, 2048 },
-	{ "AT45DB081x", 0x24, 0, 264, 4096 },
-	{ "AT45DB161x", 0x2c, 0, 528, 4096 },
-	{ "AT45DB321x", 0x34, 0, 528, 8192 },
-	{ "AT45DB642x", 0x3c, 0, 1056, 8192 },
-	{ NULL, 0, 0, 0, 0 }
-};
-
-/* SPI Speed: 50 MHz / 25 MHz or 40 MHz / 20 MHz */
-static struct flash_info flash_winbond_serial_flash[] = {
-	{ "W25X10", 0x3011, 0, 16 * 256, 32 },
-	{ "W25X20", 0x3012, 0, 16 * 256, 64 },
-	{ "W25X40", 0x3013, 0, 16 * 256, 128 },
-	{ "W25X80", 0x3014, 0, 16 * 256, 256 },
-	{ "W25P80", 0x2014, 0, 256 * 256, 16 },
-	{ "W25P16", 0x2015, 0, 256 * 256, 32 },
-	{ NULL, 0, 0, 0, 0 }
-};
-
-struct flash_ops {
-	uint8_t read, write, erase, status;
-};
-
-#ifdef CONFIG_SPI_FLASH_SLOW_READ
-# define OP_READ 0x03
-#else
-# define OP_READ 0x0B
-#endif
-static struct flash_ops flash_st_ops = {
-	.read = OP_READ,
-	.write = 0x02,
-	.erase = 0xD8,
-	.status = 0x05,
-};
-
-static struct flash_ops flash_sst_ops = {
-	.read = OP_READ,
-	.write = 0x02,
-	.erase = 0x20,
-	.status = 0x05,
-};
-
-static struct flash_ops flash_atmel_ops = {
-	.read = OP_READ,
-	.write = 0x82,
-	.erase = 0x81,
-	.status = 0xD7,
-};
-
-static struct flash_ops flash_winbond_ops = {
-	.read = OP_READ,
-	.write = 0x02,
-	.erase = 0x20,
-	.status = 0x05,
-};
-
-struct manufacturer_info {
-	const char *name;
-	uint8_t id;
-	struct flash_info *flashes;
-	struct flash_ops *ops;
-};
-
-static struct {
-	struct manufacturer_info *manufacturer;
-	struct flash_info *flash;
-	struct flash_ops *ops;
-	uint8_t manufacturer_id, device_id1, device_id2, device_extid1, device_extid2;
-	unsigned int write_length;
-	unsigned long sector_size, num_sectors;
-} flash;
-
-enum {
-	JED_MANU_SPANSION = 0x01,
-	JED_MANU_ST       = 0x20,
-	JED_MANU_SST      = 0xBF,
-	JED_MANU_ATMEL    = 0x1F,
-	JED_MANU_WINBOND  = 0xEF,
-};
-
-static struct manufacturer_info flash_manufacturers[] = {
-	{
-		.name = "Spansion",
-		.id = JED_MANU_SPANSION,
-		.flashes = flash_spansion_serial_flash,
-		.ops = &flash_st_ops,
-	},
-	{
-		.name = "ST",
-		.id = JED_MANU_ST,
-		.flashes = flash_st_serial_flash,
-		.ops = &flash_st_ops,
-	},
-	{
-		.name = "SST",
-		.id = JED_MANU_SST,
-		.flashes = flash_sst_serial_flash,
-		.ops = &flash_sst_ops,
-	},
-	{
-		.name = "Atmel",
-		.id = JED_MANU_ATMEL,
-		.flashes = flash_atmel_dataflash,
-		.ops = &flash_atmel_ops,
-	},
-	{
-		.name = "Winbond",
-		.id = JED_MANU_WINBOND,
-		.flashes = flash_winbond_serial_flash,
-		.ops = &flash_winbond_ops,
-	},
-};
-
-#define TIMEOUT	5000	/* timeout of 5 seconds */
-
-/* If part has multiple SPI flashes, assume SPI0 as that is
- * the one we can boot off of ...
- */
-#ifndef pSPI_CTL
-# define pSPI_CTL  pSPI0_CTL
-# define pSPI_BAUD pSPI0_BAUD
-# define pSPI_FLG  pSPI0_FLG
-# define pSPI_RDBR pSPI0_RDBR
-# define pSPI_STAT pSPI0_STAT
-# define pSPI_TDBR pSPI0_TDBR
-#endif
-
-/* Default to the SPI SSEL that we boot off of:
- *	BF54x, BF537, (everything new?): SSEL1
- *	BF51x, BF533, BF561: SSEL2
- */
-#ifndef CONFIG_SPI_FLASH_SSEL
-# define CONFIG_SPI_FLASH_SSEL BFIN_BOOT_SPI_SSEL
-#endif
-#define SSEL_MASK (1 << CONFIG_SPI_FLASH_SSEL)
-
-static void SPI_INIT(void)
-{
-	/* [#3541] This delay appears to be necessary, but not sure
-	 * exactly why as the history behind it is non-existant.
-	 */
-	*pSPI_CTL = 0;
-	udelay(CONFIG_CCLK_HZ / 25000000);
-
-	/* enable SPI pins: SSEL, MOSI, MISO, SCK */
-#ifdef __ADSPBF54x__
-	*pPORTE_FER |= (PE0 | PE1 | PE2 | PE4);
-#elif defined(__ADSPBF534__) || defined(__ADSPBF536__) || defined(__ADSPBF537__)
-	*pPORTF_FER |= (PF10 | PF11 | PF12 | PF13);
-#elif defined(__ADSPBF52x__)
-	bfin_write_PORTG_MUX((bfin_read_PORTG_MUX() & ~PORT_x_MUX_0_MASK) | PORT_x_MUX_0_FUNC_3);
-	bfin_write_PORTG_FER(bfin_read_PORTG_FER() | PG1 | PG2 | PG3 | PG4);
-#elif defined(__ADSPBF51x__)
-	bfin_write_PORTG_MUX((bfin_read_PORTG_MUX() & ~PORT_x_MUX_7_MASK) | PORT_x_MUX_7_FUNC_1);
-	bfin_write_PORTG_FER(bfin_read_PORTG_FER() | PG12 | PG13 | PG14 | PG15);
-#endif
-
-	/* initate communication upon write of TDBR */
-	*pSPI_CTL = (SPE | MSTR | CPHA | CPOL | TDBR_CORE);
-	*pSPI_BAUD = CONFIG_SPI_BAUD;
-}
-
-static void SPI_DEINIT(void)
-{
-	*pSPI_CTL = 0;
-	*pSPI_BAUD = 0;
-	SSYNC();
-}
-
-static void SPI_ON(void)
-{
-	/* toggle SSEL to reset the device so it'll take a new command */
-	*pSPI_FLG = 0xFF00 | SSEL_MASK;
-	SSYNC();
-
-	*pSPI_FLG = ((0xFF & ~SSEL_MASK) << 8) | SSEL_MASK;
-	SSYNC();
-}
-
-static void SPI_OFF(void)
-{
-	/* put SPI settings back to reset state */
-	*pSPI_FLG = 0xFF00;
-	SSYNC();
-}
-
-static uint8_t spi_write_read_byte(uint8_t transmit)
-{
-	*pSPI_TDBR = transmit;
-	SSYNC();
-
-	while ((*pSPI_STAT & TXS))
-		if (ctrlc())
-			break;
-	while (!(*pSPI_STAT & SPIF))
-		if (ctrlc())
-			break;
-	while (!(*pSPI_STAT & RXS))
-		if (ctrlc())
-			break;
-
-	/* Read dummy to empty the receive register */
-	return *pSPI_RDBR;
-}
-
-static uint8_t read_status_register(void)
-{
-	uint8_t status_register;
-
-	/* send instruction to read status register */
-	SPI_ON();
-	spi_write_read_byte(flash.ops->status);
-	/* send dummy to receive the status register */
-	status_register = spi_write_read_byte(0);
-	SPI_OFF();
-
-	return status_register;
-}
-
-static int wait_for_ready_status(void)
-{
-	ulong start = get_timer(0);
-
-	while (get_timer(0) - start < TIMEOUT) {
-		switch (flash.manufacturer_id) {
-		case JED_MANU_SPANSION:
-		case JED_MANU_ST:
-		case JED_MANU_SST:
-		case JED_MANU_WINBOND:
-			if (!(read_status_register() & 0x01))
-				return 0;
-			break;
-
-		case JED_MANU_ATMEL:
-			if (read_status_register() & 0x80)
-				return 0;
-			break;
-		}
-
-		if (ctrlc()) {
-			puts("\nAbort\n");
-			return -1;
-		}
-	}
-
-	puts("Timeout\n");
-	return -1;
-}
-
-static int enable_writing(void)
-{
-	ulong start;
-
-	if (flash.manufacturer_id == JED_MANU_ATMEL)
-		return 0;
-
-	/* A write enable instruction must previously have been executed */
-	SPI_ON();
-	spi_write_read_byte(0x06);
-	SPI_OFF();
-
-	/* The status register will be polled to check the write enable latch "WREN" */
-	start = get_timer(0);
-	while (get_timer(0) - start < TIMEOUT) {
-		if (read_status_register() & 0x02)
-			return 0;
-
-		if (ctrlc()) {
-			puts("\nAbort\n");
-			return -1;
-		}
-	}
-
-	puts("Timeout\n");
-	return -1;
-}
-
-static void write_status_register(uint8_t val)
-{
-	if (flash.manufacturer_id != JED_MANU_SST)
-		hang();
-
-	if (enable_writing())
-		return;
-
-	/* send instruction to write status register */
-	SPI_ON();
-	spi_write_read_byte(0x01);
-	/* and clear it! */
-	spi_write_read_byte(val);
-	SPI_OFF();
-}
-
-/* Request and read the manufacturer and device id of parts which
- * are compatible with the JEDEC standard (JEP106) and use that to
- * setup other operating conditions.
- */
-static int spi_detect_part(void)
-{
-	uint16_t dev_id, dev_extid;
-	size_t i;
-
-	static char called_init;
-	if (called_init)
-		return 0;
-
-#ifdef CONFIG_SPI_FLASH_M25P80
-	flash.manufacturer_id = JED_MANU_ST;
-	flash.device_id1 = 0x20;
-	flash.device_id2 = 0xFF;
-#else
-	SPI_ON();
-
-	/* Send the request for the part identification */
-	spi_write_read_byte(0x9F);
-
-	/* Now read in the manufacturer id bytes */
-	do {
-		flash.manufacturer_id = spi_write_read_byte(0);
-		if (flash.manufacturer_id == 0x7F)
-			puts("Warning: unhandled manufacturer continuation byte!\n");
-	} while (flash.manufacturer_id == 0x7F);
-
-	/* Now read in the first device id byte */
-	flash.device_id1 = spi_write_read_byte(0);
-
-	/* Now read in the second device id byte */
-	flash.device_id2 = spi_write_read_byte(0);
-
-	/* Read extended device ids */
-	flash.device_extid1 = spi_write_read_byte(0);
-	flash.device_extid2 = spi_write_read_byte(0);
-
-	SPI_OFF();
-#endif
-
-	dev_id = (flash.device_id1 << 8) | flash.device_id2;
-	dev_extid = (flash.device_extid1 << 8) | flash.device_extid2;
-
-	for (i = 0; i < ARRAY_SIZE(flash_manufacturers); ++i) {
-		if (flash.manufacturer_id == flash_manufacturers[i].id)
-			break;
-	}
-	if (i == ARRAY_SIZE(flash_manufacturers))
-		goto unknown;
-
-	flash.manufacturer = &flash_manufacturers[i];
-	flash.ops = flash_manufacturers[i].ops;
-
-	switch (flash.manufacturer_id) {
-	case JED_MANU_SPANSION:
-	case JED_MANU_ST:
-	case JED_MANU_SST:
-	case JED_MANU_WINBOND:
-		for (i = 0; flash.manufacturer->flashes[i].name; ++i) {
-			if (dev_id == flash.manufacturer->flashes[i].id &&
-			    (flash.manufacturer->flashes[i].ext_id == 0 ||
-			     flash.manufacturer->flashes[i].ext_id == dev_extid))
-				break;
-		}
-		if (!flash.manufacturer->flashes[i].name)
-			goto unknown;
-
-		flash.flash = &flash.manufacturer->flashes[i];
-		flash.sector_size = flash.flash->sector_size;
-		flash.num_sectors = flash.flash->num_sectors;
-
-		if (flash.manufacturer_id == JED_MANU_SST)
-			flash.write_length = 1; /* pwnt :( */
-		else
-			flash.write_length = 256;
-		break;
-
-	case JED_MANU_ATMEL: {
-		uint8_t status = read_status_register();
-
-		for (i = 0; flash.manufacturer->flashes[i].name; ++i) {
-			if ((status & 0x3c) == flash.manufacturer->flashes[i].id)
-				break;
-		}
-		if (!flash.manufacturer->flashes[i].name)
-			goto unknown;
-
-		flash.flash = &flash.manufacturer->flashes[i];
-		flash.sector_size = flash.flash->sector_size;
-		flash.num_sectors = flash.flash->num_sectors;
-
-		/* see if flash is in "power of 2" mode */
-		if (status & 0x1)
-			flash.sector_size &= ~(1 << (ffs(flash.sector_size) - 1));
-
-		flash.write_length = flash.sector_size;
-		break;
-	}
-	}
-
-	/* the SST parts power up with software protection enabled by default */
-	if (flash.manufacturer_id == JED_MANU_SST)
-		write_status_register(0);
-
-	called_init = 1;
-	return 0;
-
- unknown:
-	printf("Unknown SPI device: 0x%02X 0x%02X 0x%02X\n",
-		flash.manufacturer_id, flash.device_id1, flash.device_id2);
-	return 1;
-}
-
-/*
- * Function:    spi_init_f
- * Description: Init SPI-Controller (ROM part)
- * return:      ---
- */
-void spi_init_f(void)
-{
-}
-
-/*
- * Function:    spi_init_r
- * Description: Init SPI-Controller (RAM part) -
- *		 The malloc engine is ready and we can move our buffers to
- *		 normal RAM
- *  return:      ---
- */
-void spi_init_r(void)
-{
-#if defined(CONFIG_POST) && (CONFIG_POST & CONFIG_SYS_POST_SPI)
-	/* Our testing strategy here is pretty basic:
-	 *  - fill src memory with an 8-bit pattern
-	 *  - write the src memory to the SPI flash
-	 *  - read the SPI flash into the dst memory
-	 *  - compare src and dst memory regions
-	 *  - repeat a few times
-	 * The variations we test for:
-	 *  - change the 8-bit pattern a bit
-	 *  - change the read/write block size so we know:
-	 *    - writes smaller/equal/larger than the buffer work
-	 *    - writes smaller/equal/larger than the sector work
-	 *  - change the SPI offsets so we know:
-	 *    - writing partial sectors works
-	 */
-	uint8_t *mem_src, *mem_dst;
-	size_t i, c, l, o;
-	size_t test_count, errors;
-	uint8_t pattern;
-
-	SPI_INIT();
-
-	if (spi_detect_part())
-		goto out;
-	eeprom_info();
-
-	ulong lengths[] = {
-		flash.write_length,
-		flash.write_length * 2,
-		flash.write_length / 2,
-		flash.sector_size,
-		flash.sector_size * 2,
-		flash.sector_size / 2
-	};
-	ulong offsets[] = {
-		0,
-		flash.write_length,
-		flash.write_length * 2,
-		flash.write_length / 2,
-		flash.write_length / 4,
-		flash.sector_size,
-		flash.sector_size * 2,
-		flash.sector_size / 2,
-		flash.sector_size / 4,
-	};
-
-	/* the exact addresses are arbitrary ... they just need to not overlap */
-	mem_src = (void *)(0);
-	mem_dst = (void *)(max(flash.write_length, flash.sector_size) * 2);
-
-	test_count = 0;
-	errors = 0;
-	pattern = 0x00;
-
-	for (i = 0; i < 16; ++i) {	/* 16 = 8 bits * 2 iterations */
-		for (l = 0; l < ARRAY_SIZE(lengths); ++l) {
-			for (o = 0; o < ARRAY_SIZE(offsets); ++o) {
-				ulong len = lengths[l];
-				ulong off = offsets[o];
-
-				printf("Testing pattern 0x%02X of length %5lu and offset %5lu: ", pattern, len, off);
-
-				/* setup the source memory region */
-				memset(mem_src, pattern, len);
-
-				test_count += 4;
-				for (c = 0; c < 4; ++c) {	/* 4 is just a random repeat count */
-					if (ctrlc()) {
-						puts("\nAbort\n");
-						goto out;
-					}
-
-					/* make sure background fill pattern != pattern */
-					memset(mem_dst, pattern ^ 0xFF, len);
-
-					/* write out the source memory and then read it back and compare */
-					eeprom_write(0, off, mem_src, len);
-					eeprom_read(0, off, mem_dst, len);
-
-					if (memcmp(mem_src, mem_dst, len)) {
-						for (c = 0; c < len; ++c)
-							if (mem_src[c] != mem_dst[c])
-								break;
-						printf(" FAIL @ offset %u, skipping repeats ", c);
-						++errors;
-						break;
-					}
-
-					/* XXX: should shrink write region here to test with
-					 * leading/trailing canaries so we know surrounding
-					 * bytes don't get screwed.
-					 */
-				}
-				puts("\n");
-			}
-		}
-
-		/* invert the pattern every other run and shift out bits slowly */
-		pattern ^= 0xFF;
-		if (i % 2)
-			pattern = (pattern | 0x01) << 1;
-	}
-
-	if (errors)
-		printf("SPI FAIL: Out of %i tests, there were %i errors ;(\n", test_count, errors);
-	else
-		printf("SPI PASS: %i tests worked!\n", test_count);
-
- out:
-	SPI_DEINIT();
-
-#endif
-}
-
-static void transmit_address(uint32_t addr)
-{
-	/* Send the highest byte of the 24 bit address at first */
-	spi_write_read_byte(addr >> 16);
-	/* Send the middle byte of the 24 bit address  at second */
-	spi_write_read_byte(addr >> 8);
-	/* Send the lowest byte of the 24 bit address finally */
-	spi_write_read_byte(addr);
-}
-
-/*
- * Read a value from flash for verify purpose
- * Inputs:	unsigned long ulStart - holds the SPI start address
- *			int pnData - pointer to store value read from flash
- *			long lCount - number of elements to read
- */
-#ifdef CONFIG_SPI_READFLASH_NODMA
-static int read_flash(unsigned long address, long count, uchar *buffer)
-{
-	size_t i, j;
-
-	/* Send the read command to SPI device */
-	SPI_ON();
-	spi_write_read_byte(flash.ops->read);
-	transmit_address(address);
-
-#ifndef CONFIG_SPI_FLASH_SLOW_READ
-	/* Send dummy byte when doing SPI fast reads */
-	spi_write_read_byte(0);
-#endif
-
-	/* After the SPI device address has been placed on the MOSI pin the data can be */
-	/* received on the MISO pin. */
-	j = flash.sector_size << 1;
-	for (i = 1; i <= count; ++i) {
-		*buffer++ = spi_write_read_byte(0);
-		if (!j--) {
-			puts(".");
-			j = flash.sector_size;
-		}
-	}
-
-	SPI_OFF();
-
-	return 0;
-}
-#else
-
-#ifdef __ADSPBF54x__
-#define bfin_write_DMA_SPI_IRQ_STATUS     bfin_write_DMA4_IRQ_STATUS
-#define bfin_read_DMA_SPI_IRQ_STATUS      bfin_read_DMA4_IRQ_STATUS
-#define bfin_write_DMA_SPI_CURR_DESC_PTR  bfin_write_DMA4_CURR_DESC_PTR
-#define bfin_write_DMA_SPI_CONFIG         bfin_write_DMA4_CONFIG
-#elif defined(__ADSPBF533__) || defined(__ADSPBF532__) || defined(__ADSPBF531__) || \
-      defined(__ADSPBF538__) || defined(__ADSPBF539__)
-#define bfin_write_DMA_SPI_IRQ_STATUS     bfin_write_DMA5_IRQ_STATUS
-#define bfin_read_DMA_SPI_IRQ_STATUS      bfin_read_DMA5_IRQ_STATUS
-#define bfin_write_DMA_SPI_CURR_DESC_PTR  bfin_write_DMA5_CURR_DESC_PTR
-#define bfin_write_DMA_SPI_CONFIG         bfin_write_DMA5_CONFIG
-#elif defined(__ADSPBF561__)
-#define bfin_write_DMA_SPI_IRQ_STATUS     bfin_write_DMA16_IRQ_STATUS
-#define bfin_read_DMA_SPI_IRQ_STATUS      bfin_read_DMA16_IRQ_STATUS
-#define bfin_write_DMA_SPI_CURR_DESC_PTR  bfin_write_DMA16_CURR_DESC_PTR
-#define bfin_write_DMA_SPI_CONFIG         bfin_write_DMA16_CONFIG
-#elif defined(__ADSPBF537__) || defined(__ADSPBF536__) || defined(__ADSPBF534__) || \
-      defined(__ADSPBF52x__) || defined(__ADSPBF51x__)
-#define bfin_write_DMA_SPI_IRQ_STATUS     bfin_write_DMA7_IRQ_STATUS
-#define bfin_read_DMA_SPI_IRQ_STATUS      bfin_read_DMA7_IRQ_STATUS
-#define bfin_write_DMA_SPI_CURR_DESC_PTR  bfin_write_DMA7_CURR_DESC_PTR
-#define bfin_write_DMA_SPI_CONFIG         bfin_write_DMA7_CONFIG
-#else
-#error "Please provide SPI DMA channel defines"
-#endif
-
-struct dmadesc_array {
-	unsigned long start_addr;
-	unsigned short cfg;
-	unsigned short x_count;
-	short x_modify;
-	unsigned short y_count;
-	short y_modify;
-} __attribute__((packed));
-
-/*
- * Read a value from flash for verify purpose
- * Inputs:	unsigned long ulStart - holds the SPI start address
- *			int pnData - pointer to store value read from flash
- *			long lCount - number of elements to read
- */
-
-static int read_flash(unsigned long address, long count, uchar *buffer)
-{
-	unsigned int ndsize;
-	struct dmadesc_array dma[2];
-	/* Send the read command to SPI device */
-
-	if (!count)
-		return 0;
-
-	dma[0].start_addr = (unsigned long)buffer;
-	dma[0].x_modify = 1;
-	if (count <= 65536) {
-		blackfin_dcache_flush_invalidate_range(buffer, buffer + count);
-		ndsize = NDSIZE_5;
-		dma[0].cfg = NDSIZE_0 | WNR | WDSIZE_8 | FLOW_STOP | DMAEN | DI_EN;
-		dma[0].x_count = count;
-	} else {
-		blackfin_dcache_flush_invalidate_range(buffer, buffer + 65536 - 1);
-		ndsize = NDSIZE_7;
-		dma[0].cfg = NDSIZE_5 | WNR | WDSIZE_8 | FLOW_ARRAY | DMAEN | DMA2D;
-		dma[0].x_count = 0;	/* 2^16 */
-		dma[0].y_count = count >> 16;	/* count / 2^16 */
-		dma[0].y_modify = 1;
-		dma[1].start_addr = (unsigned long)(buffer + (count & ~0xFFFF));
-		dma[1].cfg = NDSIZE_0 | WNR | WDSIZE_8 | FLOW_STOP | DMAEN | DI_EN;
-		dma[1].x_count = count & 0xFFFF; /* count % 2^16 */
-		dma[1].x_modify = 1;
-	}
-
-	bfin_write_DMA_SPI_CONFIG(0);
-	bfin_write_DMA_SPI_IRQ_STATUS(DMA_DONE | DMA_ERR);
-	bfin_write_DMA_SPI_CURR_DESC_PTR(dma);
-
-	SPI_ON();
-
-	spi_write_read_byte(flash.ops->read);
-	transmit_address(address);
-
-#ifndef CONFIG_SPI_FLASH_SLOW_READ
-	/* Send dummy byte when doing SPI fast reads */
-	spi_write_read_byte(0);
-#endif
-
-	bfin_write_DMA_SPI_CONFIG(ndsize | FLOW_ARRAY | DMAEN);
-	*pSPI_CTL = (MSTR | CPHA | CPOL | RDBR_DMA | SPE | SZ);
-	SSYNC();
-
-	/*
-	 * We already invalidated the first 64k,
-	 * now while we just wait invalidate the remaining part.
-	 * Its not likely that the DMA is going to overtake
-	 */
-	if (count > 65536)
-		blackfin_dcache_flush_invalidate_range(buffer + 65536,
-							 buffer + count);
-
-	while (!(bfin_read_DMA_SPI_IRQ_STATUS() & DMA_DONE))
-		if (ctrlc())
-			break;
-
-	SPI_OFF();
-
-	*pSPI_CTL = 0;
-
-	bfin_write_DMA_SPI_CONFIG(0);
-
-	*pSPI_CTL = (SPE | MSTR | CPHA | CPOL | TDBR_CORE);
-
-	return 0;
-}
-#endif
-
-static long address_to_sector(unsigned long address)
-{
-	if (address > (flash.num_sectors * flash.sector_size) - 1)
-		return -1;
-	return address / flash.sector_size;
-}
-
-static int erase_sector(int address)
-{
-	/* sector gets checked in higher function, so assume it's valid
-	 * here and figure out the offset of the sector in flash
-	 */
-	if (enable_writing())
-		return -1;
-
-	/*
-	 * Send the erase block command to the flash followed by the 24 address
-	 * to point to the start of a sector
-	 */
-	SPI_ON();
-	spi_write_read_byte(flash.ops->erase);
-	transmit_address(address);
-	SPI_OFF();
-
-	return wait_for_ready_status();
-}
-
-/* Write [count] bytes out of [buffer] into the given SPI [address] */
-static long write_flash(unsigned long address, long count, uchar *buffer)
-{
-	long i, write_buffer_size;
-
-	if (enable_writing())
-		return -1;
-
-	/* Send write command followed by the 24 bit address */
-	SPI_ON();
-	spi_write_read_byte(flash.ops->write);
-	transmit_address(address);
-
-	/* Shoot out a single write buffer */
-	write_buffer_size = min(count, flash.write_length);
-	for (i = 0; i < write_buffer_size; ++i)
-		spi_write_read_byte(buffer[i]);
-
-	SPI_OFF();
-
-	/* Wait for the flash to do its thing */
-	if (wait_for_ready_status()) {
-		puts("SPI Program Time out! ");
-		return -1;
-	}
-
-	return i;
-}
-
-/* Write [count] bytes out of [buffer] into the given SPI [address] */
-static int write_sector(unsigned long address, long count, uchar *buffer)
-{
-	long write_cnt;
-
-	while (count != 0) {
-		write_cnt = write_flash(address, count, buffer);
-		if (write_cnt == -1)
-			return -1;
-
-		/* Now that we've sent some bytes out to the flash, update
-		 * our counters a bit
-		 */
-		count -= write_cnt;
-		address += write_cnt;
-		buffer += write_cnt;
-	}
-
-	/* return the appropriate error code */
-	return 0;
-}
-
-/*
- * Function:    spi_write
- */
-ssize_t spi_write(uchar *addr, int alen, uchar *buffer, int len)
-{
-	unsigned long offset;
-	int start_sector, end_sector;
-	int start_byte, end_byte;
-	uchar *temp = NULL;
-	int num, ret = 0;
-
-	SPI_INIT();
-
-	if (spi_detect_part())
-		goto out;
-
-	offset = addr[0] << 16 | addr[1] << 8 | addr[2];
-
-	/* Get the start block number */
-	start_sector = address_to_sector(offset);
-	if (start_sector == -1) {
-		puts("Invalid sector! ");
-		goto out;
-	}
-	end_sector = address_to_sector(offset + len - 1);
-	if (end_sector == -1) {
-		puts("Invalid sector! ");
-		goto out;
-	}
-
-	/* Since flashes operate in sector units but the eeprom command
-	 * operates as a continuous stream of bytes, we need to emulate
-	 * the eeprom behavior.  So here we read in the sector, overlay
-	 * any bytes we're actually modifying, erase the sector, and
-	 * then write back out the new sector.
-	 */
-	temp = malloc(flash.sector_size);
-	if (!temp) {
-		puts("Malloc for sector failed! ");
-		goto out;
-	}
-
-	for (num = start_sector; num <= end_sector; num++) {
-		unsigned long address = num * flash.sector_size;
-
-		/* XXX: should add an optimization when spanning sectors:
-		 * No point in reading in a sector if we're going to be
-		 * clobbering the whole thing.  Need to also add a test
-		 * case to make sure the optimization is correct.
-		 */
-		if (read_flash(address, flash.sector_size, temp)) {
-			puts("Read sector failed! ");
-			len = 0;
-			break;
-		}
-
-		start_byte = max(address, offset);
-		end_byte = address + flash.sector_size - 1;
-		if (end_byte > (offset + len))
-			end_byte = (offset + len - 1);
-
-		memcpy(temp + start_byte - address,
-			buffer + start_byte - offset,
-			end_byte - start_byte + 1);
-
-		if (erase_sector(address)) {
-			puts("Erase sector failed! ");
-			goto out;
-		}
-
-		if (write_sector(address, flash.sector_size, temp)) {
-			puts("Write sector failed! ");
-			goto out;
-		}
-
-		puts(".");
-	}
-
-	ret = len;
-
- out:
-	free(temp);
-
-	SPI_DEINIT();
-
-	return ret;
-}
-
-/*
- * Function: spi_read
- */
-ssize_t spi_read(uchar *addr, int alen, uchar *buffer, int len)
-{
-	unsigned long offset;
-
-	SPI_INIT();
-
-	if (spi_detect_part())
-		len = 0;
-	else {
-		offset = addr[0] << 16 | addr[1] << 8 | addr[2];
-		read_flash(offset, len, buffer);
-	}
-
-	SPI_DEINIT();
-
-	return len;
-}
-
-/*
- *	Spit out some useful information about the SPI eeprom
- */
-int eeprom_info(void)
-{
-	int ret = 0;
-
-	SPI_INIT();
-
-	if (spi_detect_part())
-		ret = 1;
-	else
-		printf("SPI Device: %s 0x%02X (%s) 0x%02X 0x%02X\n"
-			"Parameters: num sectors = %lu, sector size = %lu, write size = %i\n"
-			"Flash Size: %lu mbit (%lu mbyte)\n"
-			"Status: 0x%02X\n",
-			flash.flash->name, flash.manufacturer_id, flash.manufacturer->name,
-			flash.device_id1, flash.device_id2, flash.num_sectors,
-			flash.sector_size, flash.write_length,
-			(flash.num_sectors * flash.sector_size) >> 17,
-			(flash.num_sectors * flash.sector_size) >> 20,
-			read_status_register());
-
-	SPI_DEINIT();
-
-	return ret;
-}
-
-#endif
diff --git a/board/bf548-ezkit/bf548-ezkit.c b/board/bf548-ezkit/bf548-ezkit.c
index 65fb81a..cb9ee86 100644
--- a/board/bf548-ezkit/bf548-ezkit.c
+++ b/board/bf548-ezkit/bf548-ezkit.c
@@ -7,10 +7,12 @@
  */
 
 #include <common.h>
-#include <netdev.h>
 #include <config.h>
 #include <command.h>
+#include <netdev.h>
 #include <asm/blackfin.h>
+#include <asm/gpio.h>
+#include <asm/portmux.h>
 #include <asm/sdh.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -24,53 +26,13 @@ int checkboard(void)
 
 int board_early_init_f(void)
 {
-	/* Port H: PH8 - PH13 == A4 - A9
-	 * address lines of the parallel asynchronous memory interface
-	 */
-
-	/************************************************
-	* configure GPIO 				*
-	* set port H function enable register		*
-	*  configure PH8-PH13 as peripheral (not GPIO) 	*
-	*************************************************/
-	bfin_write_PORTH_FER(0x3F03);
-
-	/************************************************
-	* set port H MUX to configure PH8-PH13		*
-	*  1st Function (MUX = 00) (bits 16-27 == 0)	*
-	*  Set to address signals A4-A9 		*
-	*************************************************/
-	bfin_write_PORTH_MUX(0);
-
-	/************************************************
-	* set port H direction register			*
-	*  enable PH8-PH13 as outputs			*
-	*************************************************/
-	bfin_write_PORTH_DIR_SET(0x3F00);
-
-	/* Port I: PI0 - PH14 == A10 - A24
-	 * address lines of the parallel asynchronous memory interface
-	 */
-
-	/************************************************
-	* set port I function enable register		*
-	*  configure PI0-PI14 as peripheral (not GPIO) 	*
-	*************************************************/
-	bfin_write_PORTI_FER(0x7fff);
-
-	/**************************************************
-	* set PORT I MUX to configure PI14-PI0 as	  *
-	* 1st Function (MUX=00) - address signals A10-A24 *
-	***************************************************/
-	bfin_write_PORTI_MUX(0);
-
-	/****************************************
-	* set PORT I direction register		*
-	*  enable PI0 - PI14 as outputs		*
-	*****************************************/
-	bfin_write_PORTI_DIR_SET(0x7fff);
-
-	return 0;
+	/* Set async addr lines as peripheral */
+	const unsigned short pins[] = {
+		P_A4, P_A5, P_A6, P_A7, P_A8, P_A9, P_A10, P_A11, P_A12,
+		P_A13, P_A14, P_A15, P_A16, P_A17, P_A18, P_A19, P_A20,
+		P_A21, P_A22, P_A23, P_A24, 0
+	};
+	return peripheral_request_list(pins, "async");
 }
 
 #ifdef CONFIG_SMC911X
@@ -96,9 +58,7 @@ void board_musb_init(void)
 	 * be low for device mode and high for host mode.  We set it high
 	 * here because we are in host mode.
 	 */
-	bfin_write_PORTE_FER(bfin_read_PORTE_FER() & ~PE7);
-	bfin_write_PORTE_DIR_SET(PE7);
-	bfin_write_PORTE_SET(PE7);
-	SSYNC();
+	gpio_request(GPIO_PE7, "musb-vbus");
+	gpio_direction_output(GPIO_PE7, 1);
 }
 #endif
diff --git a/board/bf548-ezkit/video.c b/board/bf548-ezkit/video.c
index 10b08e2..af3d58b 100644
--- a/board/bf548-ezkit/video.c
+++ b/board/bf548-ezkit/video.c
@@ -11,6 +11,8 @@
 #include <config.h>
 #include <malloc.h>
 #include <asm/blackfin.h>
+#include <asm/gpio.h>
+#include <asm/portmux.h>
 #include <asm/mach-common/bits/dma.h>
 #include <i2c.h>
 #include <linux/types.h>
@@ -173,22 +175,21 @@ void Init_DMA(void *dst)
 
 void Init_Ports(void)
 {
-	*pPORTF_MUX = 0x00000000;
-	*pPORTF_FER |= 0xFFFF; /* PPI0..15 */
-
-	*pPORTG_MUX &= ~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK | PORT_x_MUX_2_MASK | PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK);
-	*pPORTG_FER |= PG0 | PG1 | PG2 | PG3 | PG4; /* CLK, FS1, FS2, PPI16..17  */
-
+	const unsigned short pins[] = {
+		P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3, P_PPI0_D4,
+		P_PPI0_D5, P_PPI0_D6, P_PPI0_D7, P_PPI0_D8, P_PPI0_D9,
+		P_PPI0_D10, P_PPI0_D11, P_PPI0_D12, P_PPI0_D13, P_PPI0_D14,
+		P_PPI0_D15, P_PPI0_D16, P_PPI0_D17,
 #if !defined(CONFIG_VIDEO_RGB666)
-	*pPORTD_MUX &= ~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK | PORT_x_MUX_2_MASK | PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK | PORT_x_MUX_5_MASK);
-	*pPORTD_MUX |= (PORT_x_MUX_0_FUNC_4 | PORT_x_MUX_1_FUNC_4 | PORT_x_MUX_2_FUNC_4 | PORT_x_MUX_3_FUNC_4 | PORT_x_MUX_4_FUNC_4 | PORT_x_MUX_5_FUNC_4);
-	*pPORTD_FER |= PD0 | PD1 | PD2 | PD3 | PD4 | PD5; /* PPI18..23  */
+		P_PPI0_D18, P_PPI0_D19, P_PPI0_D20, P_PPI0_D21, P_PPI0_D22,
+		P_PPI0_D23,
 #endif
+		P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2, 0,
+	};
+	peripheral_request_list(pins, "lcd");
 
-	*pPORTE_FER &= ~PE3; /* DISP */
-	*pPORTE_DIR_SET = PE3;
-	*pPORTE_SET  = PE3;
-
+	gpio_request(GPIO_PE3, "lcd-disp");
+	gpio_direction_output(GPIO_PE3, 1);
 }
 
 void EnableDMA(void)
diff --git a/board/blackstamp/blackstamp.c b/board/blackstamp/blackstamp.c
index 6355c10..06d004a 100644
--- a/board/blackstamp/blackstamp.c
+++ b/board/blackstamp/blackstamp.c
@@ -13,7 +13,7 @@
 
 #include <common.h>
 #include <netdev.h>
-#include <asm/io.h>
+#include <asm/gpio.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -27,14 +27,8 @@ int checkboard(void)
 #ifdef SHARED_RESOURCES
 void swap_to(int device_id)
 {
-	bfin_write_FIO_DIR(bfin_read_FIO_DIR() | PF0);
-	SSYNC();
-	if (device_id == ETHERNET)
-		bfin_write_FIO_FLAG_S(PF0);
-	else if (device_id == FLASH)
-		bfin_write_FIO_FLAG_C(PF0);
-	else
-		printf("Unknown device to switch\n");
+	gpio_request(GPIO_PF0, "eth_flash_swap");
+	gpio_direction_output(GPIO_PF0, device_id == ETHERNET);
 	SSYNC();
 }
 #endif
diff --git a/board/cm-bf527/Makefile b/board/cm-bf527/Makefile
index c2cd244..bad018a 100644
--- a/board/cm-bf527/Makefile
+++ b/board/cm-bf527/Makefile
@@ -29,7 +29,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(BOARD).a
 
-COBJS-y	:= $(BOARD).o gpio.o gpio_cfi_flash.o
+COBJS-y	:= $(BOARD).o gpio_cfi_flash.o
 
 SRCS	:= $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS-y))
diff --git a/board/cm-bf527/gpio.c b/board/cm-bf527/gpio.c
deleted file mode 100644
index 7e0babe..0000000
--- a/board/cm-bf527/gpio.c
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Control GPIO pins on the fly
- *
- * Copyright (c) 2008 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <common.h>
-#include <command.h>
-
-#include <asm/blackfin.h>
-
-int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
-	if (argc != 3) {
- show_usage:
-		printf("Usage:\n%s\n", cmdtp->usage);
-		return 1;
-	}
-
-	/* parse the behavior */
-	ulong port_cmd = 0;
-	switch (argv[1][0]) {
-		case 'i': break;
-		case 's': port_cmd = (PORTFIO_SET - PORTFIO); break;
-		case 'c': port_cmd = (PORTFIO_CLEAR - PORTFIO); break;
-		case 't': port_cmd = (PORTFIO_TOGGLE - PORTFIO); break;
-		default:  goto show_usage;
-	}
-
-	/* parse the pin with format: [p]<fgh><#> */
-	const char *str_pin = argv[2];
-
-	/* grab the [p]<fgh> portion */
-	ulong port_base;
-	if (*str_pin == 'p') ++str_pin;
-	switch (*str_pin) {
-		case 'f': port_base = PORTFIO; break;
-		case 'g': port_base = PORTGIO; break;
-		case 'h': port_base = PORTHIO; break;
-		default:  goto show_usage;
-	}
-
-	/* grab the <#> portion */
-	ulong pin = simple_strtoul(str_pin+1, NULL, 10);
-	ulong pin_mask = (1 << pin);
-	if (pin > 15)
-		goto show_usage;
-
-	/* finally, let's do it: set direction and exec command */
-	switch (*str_pin) {
-		case 'f': bfin_write_PORTF_FER(bfin_read_PORTF_FER() & ~pin_mask); break;
-		case 'g': bfin_write_PORTG_FER(bfin_read_PORTG_FER() & ~pin_mask); break;
-		case 'h': bfin_write_PORTH_FER(bfin_read_PORTH_FER() & ~pin_mask); break;
-	}
-
-	ulong port_dir = port_base + (PORTFIO_DIR - PORTFIO);
-	if (argv[1][0] == 'i')
-		bfin_write16(port_dir, bfin_read16(port_dir) & ~pin_mask);
-	else {
-		bfin_write16(port_dir, bfin_read16(port_dir) | pin_mask);
-		bfin_write16(port_base + port_cmd, pin_mask);
-	}
-
-	printf("gpio: pin %li on port %c has been %c\n", pin, *str_pin, argv[1][0]);
-
-	return 0;
-}
-
-U_BOOT_CMD(gpio, 3, 0, do_gpio,
-	"gpio    - set/clear/toggle gpio output pins\n",
-	"<s|c|t> <port><pin>\n"
-	"    - set/clear/toggle the specified pin\n");
diff --git a/board/cm-bf527/gpio_cfi_flash.c b/board/cm-bf527/gpio_cfi_flash.c
index 7167680..f8ccc07 100644
--- a/board/cm-bf527/gpio_cfi_flash.c
+++ b/board/cm-bf527/gpio_cfi_flash.c
@@ -8,12 +8,13 @@
 
 #include <common.h>
 #include <asm/blackfin.h>
+#include <asm/gpio.h>
 #include <asm/io.h>
 #include "gpio_cfi_flash.h"
 
-#define GPIO_PIN_1  PH9
+#define GPIO_PIN_1  GPIO_PH9
 #define GPIO_MASK_1 (1 << 21)
-#define GPIO_PIN_2  PG11
+#define GPIO_PIN_2  GPIO_PG11
 #define GPIO_MASK_2 (1 << 22)
 #define GPIO_MASK   (GPIO_MASK_1 | GPIO_MASK_2)
 
@@ -21,16 +22,10 @@ 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);
+	gpio_set_value(GPIO_PIN_1, addr & GPIO_MASK_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);
+	gpio_set_value(GPIO_PIN_2, addr & GPIO_MASK_2);
 #endif
 
 	SSYNC();
@@ -57,7 +52,9 @@ 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);
-	bfin_write_PORTGIO_DIR(bfin_read_PORTGIO_DIR() | GPIO_PIN_2);
+	gpio_request(GPIO_PIN_1, "gpio_cfi_flash");
+#ifdef GPIO_MASK_2
+	gpio_request(GPIO_PIN_2, "gpio_cfi_flash");
+#endif
 	gpio_cfi_flash_swizzle((void *)CONFIG_SYS_FLASH_BASE);
 }
diff --git a/board/cm-bf537e/Makefile b/board/cm-bf537e/Makefile
index 3812ba1..bad018a 100644
--- a/board/cm-bf537e/Makefile
+++ b/board/cm-bf537e/Makefile
@@ -29,7 +29,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(BOARD).a
 
-COBJS-y	:= $(BOARD).o flash.o gpio_cfi_flash.o
+COBJS-y	:= $(BOARD).o gpio_cfi_flash.o
 
 SRCS	:= $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS-y))
diff --git a/board/cm-bf537e/flash.c b/board/cm-bf537e/flash.c
deleted file mode 100644
index a4c1ec0..0000000
--- a/board/cm-bf537e/flash.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * 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 * const 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
index a9e69cf..79ee844 100644
--- a/board/cm-bf537e/gpio_cfi_flash.c
+++ b/board/cm-bf537e/gpio_cfi_flash.c
@@ -8,10 +8,11 @@
 
 #include <common.h>
 #include <asm/blackfin.h>
+#include <asm/gpio.h>
 #include <asm/io.h>
 #include "gpio_cfi_flash.h"
 
-#define GPIO_PIN_1  PF4
+#define GPIO_PIN_1  GPIO_PF4
 #define GPIO_MASK_1 (1 << 21)
 #define GPIO_MASK   (GPIO_MASK_1)
 
@@ -19,16 +20,10 @@ 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);
+	gpio_set_value(GPIO_PIN_1, addr & GPIO_MASK_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);
+	gpio_set_value(GPIO_PIN_2, addr & GPIO_MASK_2);
 #endif
 
 	SSYNC();
@@ -55,6 +50,9 @@ MAKE_FLASH(64, q) /* flash_write64() flash_read64() */
 
 void gpio_cfi_flash_init(void)
 {
-	bfin_write_PORTFIO_DIR(bfin_read_PORTFIO_DIR() | GPIO_PIN_1);
+	gpio_request(GPIO_PIN_1, "gpio_cfi_flash");
+#ifdef GPIO_MASK_2
+	gpio_request(GPIO_PIN_2, "gpio_cfi_flash");
+#endif
 	gpio_cfi_flash_swizzle((void *)CONFIG_SYS_FLASH_BASE);
 }
diff --git a/board/cm-bf537u/Makefile b/board/cm-bf537u/Makefile
index 3812ba1..bad018a 100644
--- a/board/cm-bf537u/Makefile
+++ b/board/cm-bf537u/Makefile
@@ -29,7 +29,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(BOARD).a
 
-COBJS-y	:= $(BOARD).o flash.o gpio_cfi_flash.o
+COBJS-y	:= $(BOARD).o gpio_cfi_flash.o
 
 SRCS	:= $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS-y))
diff --git a/board/cm-bf537u/flash.c b/board/cm-bf537u/flash.c
deleted file mode 100644
index 52abe79..0000000
--- a/board/cm-bf537u/flash.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * 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 * const 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
index 68633ec..416c689 100644
--- a/board/cm-bf537u/gpio_cfi_flash.c
+++ b/board/cm-bf537u/gpio_cfi_flash.c
@@ -8,10 +8,11 @@
 
 #include <common.h>
 #include <asm/blackfin.h>
+#include <asm/gpio.h>
 #include <asm/io.h>
 #include "gpio_cfi_flash.h"
 
-#define GPIO_PIN_1  PH0
+#define GPIO_PIN_1  GPIO_PH0
 #define GPIO_MASK_1 (1 << 21)
 #define GPIO_MASK   (GPIO_MASK_1)
 
@@ -19,16 +20,10 @@ 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);
+	gpio_set_value(GPIO_PIN_1, addr & GPIO_MASK_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);
+	gpio_set_value(GPIO_PIN_2, addr & GPIO_MASK_2);
 #endif
 
 	SSYNC();
@@ -55,6 +50,9 @@ 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_request(GPIO_PIN_1, "gpio_cfi_flash");
+#ifdef GPIO_MASK_2
+	gpio_request(GPIO_PIN_2, "gpio_cfi_flash");
+#endif
 	gpio_cfi_flash_swizzle((void *)CONFIG_SYS_FLASH_BASE);
 }
diff --git a/board/cm-bf548/cm-bf548.c b/board/cm-bf548/cm-bf548.c
index 3627586..90ce4c3 100644
--- a/board/cm-bf548/cm-bf548.c
+++ b/board/cm-bf548/cm-bf548.c
@@ -11,6 +11,7 @@
 #include <command.h>
 #include <netdev.h>
 #include <asm/blackfin.h>
+#include <asm/portmux.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -23,53 +24,13 @@ int checkboard(void)
 
 int board_early_init_f(void)
 {
-	/* Port H: PH8 - PH13 == A4 - A9
-	 * address lines of the parallel asynchronous memory interface
-	 */
-
-	/************************************************
-	* configure GPIO 				*
-	* set port H function enable register		*
-	*  configure PH8-PH13 as peripheral (not GPIO) 	*
-	*************************************************/
-	bfin_write_PORTH_FER(0x3F03);
-
-	/************************************************
-	* set port H MUX to configure PH8-PH13		*
-	*  1st Function (MUX = 00) (bits 16-27 == 0)	*
-	*  Set to address signals A4-A9 		*
-	*************************************************/
-	bfin_write_PORTH_MUX(0);
-
-	/************************************************
-	* set port H direction register			*
-	*  enable PH8-PH13 as outputs			*
-	*************************************************/
-	bfin_write_PORTH_DIR_SET(0x3F00);
-
-	/* Port I: PI0 - PH14 == A10 - A24
-	 * address lines of the parallel asynchronous memory interface
-	 */
-
-	/************************************************
-	* set port I function enable register		*
-	*  configure PI0-PI14 as peripheral (not GPIO) 	*
-	*************************************************/
-	bfin_write_PORTI_FER(0x7fff);
-
-	/**************************************************
-	* set PORT I MUX to configure PI14-PI0 as	  *
-	* 1st Function (MUX=00) - address signals A10-A24 *
-	***************************************************/
-	bfin_write_PORTI_MUX(0);
-
-	/****************************************
-	* set PORT I direction register		*
-	*  enable PI0 - PI14 as outputs		*
-	*****************************************/
-	bfin_write_PORTI_DIR_SET(0x7fff);
-
-	return 0;
+	/* Set async addr lines as peripheral */
+	const unsigned short pins[] = {
+		P_A4, P_A5, P_A6, P_A7, P_A8, P_A9, P_A10, P_A11, P_A12,
+		P_A13, P_A14, P_A15, P_A16, P_A17, P_A18, P_A19, P_A20,
+		P_A21, P_A22, P_A23, P_A24, 0
+	};
+	return peripheral_request_list(pins, "async");
 }
 
 int board_eth_init(bd_t *bis)
diff --git a/board/cm-bf548/video.c b/board/cm-bf548/video.c
index 4097f09..d43f5a1 100644
--- a/board/cm-bf548/video.c
+++ b/board/cm-bf548/video.c
@@ -11,6 +11,8 @@
 #include <config.h>
 #include <malloc.h>
 #include <asm/blackfin.h>
+#include <asm/gpio.h>
+#include <asm/portmux.h>
 #include <asm/mach-common/bits/dma.h>
 #include <i2c.h>
 #include <linux/types.h>
@@ -174,28 +176,21 @@ void Init_DMA(void *dst)
 
 void Init_Ports(void)
 {
-	*pPORTF_MUX = 0x00000000;
-	*pPORTF_FER |= 0xFFFF;	/* PPI0..15 */
-
-	*pPORTG_MUX &=
-	    ~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK | PORT_x_MUX_2_MASK |
-	      PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK);
-	*pPORTG_FER |= PG0 | PG1 | PG2 | PG3 | PG4;	/* CLK, FS1, FS2, PPI16..17  */
-
+	const unsigned short pins[] = {
+		P_PPI0_D0, P_PPI0_D1, P_PPI0_D2, P_PPI0_D3, P_PPI0_D4,
+		P_PPI0_D5, P_PPI0_D6, P_PPI0_D7, P_PPI0_D8, P_PPI0_D9,
+		P_PPI0_D10, P_PPI0_D11, P_PPI0_D12, P_PPI0_D13, P_PPI0_D14,
+		P_PPI0_D15, P_PPI0_D16, P_PPI0_D17,
 #if !defined(CONFIG_VIDEO_RGB666)
-	*pPORTD_MUX &=
-	    ~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK | PORT_x_MUX_2_MASK |
-	      PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK | PORT_x_MUX_5_MASK);
-	*pPORTD_MUX |=
-	    (PORT_x_MUX_0_FUNC_4 | PORT_x_MUX_1_FUNC_4 | PORT_x_MUX_2_FUNC_4 |
-	     PORT_x_MUX_3_FUNC_4 | PORT_x_MUX_4_FUNC_4 | PORT_x_MUX_5_FUNC_4);
-	*pPORTD_FER |= PD0 | PD1 | PD2 | PD3 | PD4 | PD5;	/* PPI18..23  */
+		P_PPI0_D18, P_PPI0_D19, P_PPI0_D20, P_PPI0_D21, P_PPI0_D22,
+		P_PPI0_D23,
 #endif
+		P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2, 0,
+	};
+	peripheral_request_list(pins, "lcd");
 
-	*pPORTE_FER &= ~PE3;	/* DISP */
-	*pPORTE_DIR_SET = PE3;
-	*pPORTE_SET = PE3;
-
+	gpio_request(GPIO_PE3, "lcd-disp");
+	gpio_direction_output(GPIO_PE3, 1);
 }
 
 void EnableDMA(void)
diff --git a/board/ibf-dsp561/ibf-dsp561.c b/board/ibf-dsp561/ibf-dsp561.c
index b5bebd4..d2ac7a5 100644
--- a/board/ibf-dsp561/ibf-dsp561.c
+++ b/board/ibf-dsp561/ibf-dsp561.c
@@ -7,6 +7,7 @@
  */
 
 #include <common.h>
+#include <netdev.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -16,3 +17,10 @@ int checkboard(void)
 	printf("       Support: http://www.i-syst.com/\n");
 	return 0;
 }
+
+#ifdef CONFIG_DRIVER_AX88180
+int board_eth_init(bd_t *bis)
+{
+	return ax88180_initialize(bis);
+}
+#endif
diff --git a/board/tcm-bf537/Makefile b/board/tcm-bf537/Makefile
index 3812ba1..bad018a 100644
--- a/board/tcm-bf537/Makefile
+++ b/board/tcm-bf537/Makefile
@@ -29,7 +29,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(BOARD).a
 
-COBJS-y	:= $(BOARD).o flash.o gpio_cfi_flash.o
+COBJS-y	:= $(BOARD).o gpio_cfi_flash.o
 
 SRCS	:= $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS-y))
diff --git a/board/tcm-bf537/flash.c b/board/tcm-bf537/flash.c
deleted file mode 100644
index 14055c6..0000000
--- a/board/tcm-bf537/flash.c
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * 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 * const 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
index ac8587c..08ea7af 100644
--- a/board/tcm-bf537/gpio_cfi_flash.c
+++ b/board/tcm-bf537/gpio_cfi_flash.c
@@ -8,12 +8,13 @@
 
 #include <common.h>
 #include <asm/blackfin.h>
+#include <asm/gpio.h>
 #include <asm/io.h>
 #include "gpio_cfi_flash.h"
 
-#define GPIO_PIN_1  PF4
+#define GPIO_PIN_1  GPIO_PF4
 #define GPIO_MASK_1 (1 << 21)
-#define GPIO_PIN_2  PF5
+#define GPIO_PIN_2  GPIO_PF5
 #define GPIO_MASK_2 (1 << 22)
 #define GPIO_MASK   (GPIO_MASK_1 | GPIO_MASK_2)
 
@@ -21,16 +22,10 @@ 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);
+	gpio_set_value(GPIO_PIN_1, addr & GPIO_MASK_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);
+	gpio_set_value(GPIO_PIN_2, addr & GPIO_MASK_2);
 #endif
 
 	SSYNC();
@@ -57,6 +52,9 @@ MAKE_FLASH(64, q) /* flash_write64() flash_read64() */
 
 void gpio_cfi_flash_init(void)
 {
-	bfin_write_PORTFIO_DIR(bfin_read_PORTFIO_DIR() | GPIO_PIN_1 | GPIO_PIN_2);
+	gpio_request(GPIO_PIN_1, "gpio_cfi_flash");
+#ifdef GPIO_MASK_2
+	gpio_request(GPIO_PIN_2, "gpio_cfi_flash");
+#endif
 	gpio_cfi_flash_swizzle((void *)CONFIG_SYS_FLASH_BASE);
 }