MIPS: Alchemy: Move development board code to common subdirectory

This should ease sharing of common devboard code.

Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

26 files changed, 1717 insertions, 0 deletions

diff --git a/arch/mips/alchemy/devboards/Makefile b/arch/mips/alchemy/devboards/Makefile
new file mode 100644
index 00000000000..a98126bf147
--- /dev/null
+++ b/arch/mips/alchemy/devboards/Makefile
@@ -0,0 +1,16 @@
+#
+# Alchemy Develboards
+#
+
+obj-$(CONFIG_MIPS_PB1000)	+= pb1000/
+obj-$(CONFIG_MIPS_PB1100)	+= pb1100/
+obj-$(CONFIG_MIPS_PB1200)	+= pb1200/
+obj-$(CONFIG_MIPS_PB1500)	+= pb1500/
+obj-$(CONFIG_MIPS_PB1550)	+= pb1550/
+obj-$(CONFIG_MIPS_DB1000)	+= db1x00/
+obj-$(CONFIG_MIPS_DB1100)	+= db1x00/
+obj-$(CONFIG_MIPS_DB1200)	+= pb1200/
+obj-$(CONFIG_MIPS_DB1500)	+= db1x00/
+obj-$(CONFIG_MIPS_DB1550)	+= db1x00/
+obj-$(CONFIG_MIPS_BOSPORUS)	+= db1x00/
+obj-$(CONFIG_MIPS_MIRAGE)	+= db1x00/
diff --git a/arch/mips/alchemy/devboards/db1x00/Makefile b/arch/mips/alchemy/devboards/db1x00/Makefile
new file mode 100644
index 00000000000..274db3b55d8
--- /dev/null
+++ b/arch/mips/alchemy/devboards/db1x00/Makefile
@@ -0,0 +1,8 @@
+#
+#  Copyright 2000, 2008 MontaVista Software Inc.
+#  Author: MontaVista Software, Inc. <source@mvista.com>
+#
+# Makefile for the Alchemy Semiconductor DBAu1xx0 boards.
+#
+
+lib-y := init.o board_setup.o irqmap.o
diff --git a/arch/mips/alchemy/devboards/db1x00/board_setup.c b/arch/mips/alchemy/devboards/db1x00/board_setup.c
new file mode 100644
index 00000000000..9e5ccbbfced
--- /dev/null
+++ b/arch/mips/alchemy/devboards/db1x00/board_setup.c
@@ -0,0 +1,108 @@
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	Alchemy Db1x00 board setup.
+ *
+ * Copyright 2000, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+
+#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-db1x00/db1x00.h>
+
+static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
+
+void board_reset(void)
+{
+	/* Hit BCSR.SW_RESET[RESET] */
+	bcsr->swreset = 0x0000;
+}
+
+void __init board_setup(void)
+{
+	u32 pin_func = 0;
+
+	/* Not valid for Au1550 */
+#if defined(CONFIG_IRDA) && \
+   (defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1100))
+	/* Set IRFIRSEL instead of GPIO15 */
+	pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF;
+	au_writel(pin_func, SYS_PINFUNC);
+	/* Power off until the driver is in use */
+	bcsr->resets &= ~BCSR_RESETS_IRDA_MODE_MASK;
+	bcsr->resets |=  BCSR_RESETS_IRDA_MODE_OFF;
+	au_sync();
+#endif
+	bcsr->pcmcia = 0x0000; /* turn off PCMCIA power */
+
+#ifdef CONFIG_MIPS_MIRAGE
+	/* Enable GPIO[31:0] inputs */
+	au_writel(0, SYS_PININPUTEN);
+
+	/* GPIO[20] is output, tristate the other input primary GPIOs */
+	au_writel(~(1 << 20), SYS_TRIOUTCLR);
+
+	/* Set GPIO[210:208] instead of SSI_0 */
+	pin_func = au_readl(SYS_PINFUNC) | SYS_PF_S0;
+
+	/* Set GPIO[215:211] for LEDs */
+	pin_func |= 5 << 2;
+
+	/* Set GPIO[214:213] for more LEDs */
+	pin_func |= 5 << 12;
+
+	/* Set GPIO[207:200] instead of PCMCIA/LCD */
+	pin_func |= SYS_PF_LCD | SYS_PF_PC;
+	au_writel(pin_func, SYS_PINFUNC);
+
+	/*
+	 * Enable speaker amplifier.  This should
+	 * be part of the audio driver.
+	 */
+	au_writel(au_readl(GPIO2_DIR) | 0x200, GPIO2_DIR);
+	au_writel(0x02000200, GPIO2_OUTPUT);
+#endif
+
+	au_sync();
+
+#ifdef CONFIG_MIPS_DB1000
+	printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n");
+#endif
+#ifdef CONFIG_MIPS_DB1500
+	printk(KERN_INFO "AMD Alchemy Au1500/Db1500 Board\n");
+#endif
+#ifdef CONFIG_MIPS_DB1100
+	printk(KERN_INFO "AMD Alchemy Au1100/Db1100 Board\n");
+#endif
+#ifdef CONFIG_MIPS_BOSPORUS
+	printk(KERN_INFO "AMD Alchemy Bosporus Board\n");
+#endif
+#ifdef CONFIG_MIPS_MIRAGE
+	printk(KERN_INFO "AMD Alchemy Mirage Board\n");
+#endif
+#ifdef CONFIG_MIPS_DB1550
+	printk(KERN_INFO "AMD Alchemy Au1550/Db1550 Board\n");
+#endif
+}
diff --git a/arch/mips/alchemy/devboards/db1x00/init.c b/arch/mips/alchemy/devboards/db1x00/init.c
new file mode 100644
index 00000000000..d91d334797c
--- /dev/null
+++ b/arch/mips/alchemy/devboards/db1x00/init.c
@@ -0,0 +1,62 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *	PB1000 board setup
+ *
+ * Copyright 2001, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+
+#include <asm/bootinfo.h>
+
+#include <prom.h>
+
+const char *get_system_type(void)
+{
+#ifdef CONFIG_MIPS_BOSPORUS
+	return "Alchemy Bosporus Gateway Reference";
+#else
+	return "Alchemy Db1x00";
+#endif
+}
+
+void __init prom_init(void)
+{
+	unsigned char *memsize_str;
+	unsigned long memsize;
+
+	prom_argc = fw_arg0;
+	prom_argv = (char **)fw_arg1;
+	prom_envp = (char **)fw_arg2;
+
+	prom_init_cmdline();
+
+	memsize_str = prom_getenv("memsize");
+	if (!memsize_str)
+		memsize = 0x04000000;
+	else
+		strict_strtoul(memsize_str, 0, &memsize);
+	add_memory_region(0, memsize, BOOT_MEM_RAM);
+}
diff --git a/arch/mips/alchemy/devboards/db1x00/irqmap.c b/arch/mips/alchemy/devboards/db1x00/irqmap.c
new file mode 100644
index 00000000000..94c090e8bf7
--- /dev/null
+++ b/arch/mips/alchemy/devboards/db1x00/irqmap.c
@@ -0,0 +1,86 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *	Au1xxx irq map table
+ *
+ * Copyright 2003 Embedded Edge, LLC
+ *		dan@embeddededge.com
+ *
+ *  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  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
+ *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
+ *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+
+#include <asm/mach-au1x00/au1000.h>
+
+#ifdef CONFIG_MIPS_DB1500
+char irq_tab_alchemy[][5] __initdata = {
+	[12] = { -1, INTA, INTX, INTX, INTX }, /* IDSEL 12 - HPT371   */
+	[13] = { -1, INTA, INTB, INTC, INTD }, /* IDSEL 13 - PCI slot */
+};
+#endif
+
+#ifdef CONFIG_MIPS_BOSPORUS
+char irq_tab_alchemy[][5] __initdata = {
+	[11] = { -1, INTA, INTB, INTX, INTX }, /* IDSEL 11 - miniPCI  */
+	[12] = { -1, INTA, INTX, INTX, INTX }, /* IDSEL 12 - SN1741   */
+	[13] = { -1, INTA, INTB, INTC, INTD }, /* IDSEL 13 - PCI slot */
+};
+#endif
+
+#ifdef CONFIG_MIPS_MIRAGE
+char irq_tab_alchemy[][5] __initdata = {
+	[11] = { -1, INTD, INTX, INTX, INTX }, /* IDSEL 11 - SMI VGX */
+	[12] = { -1, INTX, INTX, INTC, INTX }, /* IDSEL 12 - PNX1300 */
+	[13] = { -1, INTA, INTB, INTX, INTX }, /* IDSEL 13 - miniPCI */
+};
+#endif
+
+#ifdef CONFIG_MIPS_DB1550
+char irq_tab_alchemy[][5] __initdata = {
+	[11] = { -1, INTC, INTX, INTX, INTX }, /* IDSEL 11 - on-board HPT371 */
+	[12] = { -1, INTB, INTC, INTD, INTA }, /* IDSEL 12 - PCI slot 2 (left) */
+	[13] = { -1, INTA, INTB, INTC, INTD }, /* IDSEL 13 - PCI slot 1 (right) */
+};
+#endif
+
+
+struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
+
+#ifndef CONFIG_MIPS_MIRAGE
+#ifdef CONFIG_MIPS_DB1550
+	{ AU1000_GPIO_3, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card 0 IRQ# */
+	{ AU1000_GPIO_5, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card 1 IRQ# */
+#else
+	{ AU1000_GPIO_0, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card 0 Fully_Interted# */
+	{ AU1000_GPIO_1, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card 0 STSCHG# */
+	{ AU1000_GPIO_2, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card 0 IRQ# */
+
+	{ AU1000_GPIO_3, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card 1 Fully_Interted# */
+	{ AU1000_GPIO_4, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card 1 STSCHG# */
+	{ AU1000_GPIO_5, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card 1 IRQ# */
+#endif
+#else
+	{ AU1000_GPIO_7, INTC_INT_RISE_EDGE, 0 }, /* touchscreen pen down */
+#endif
+
+};
+
+int __initdata au1xxx_nr_irqs = ARRAY_SIZE(au1xxx_irq_map);
diff --git a/arch/mips/alchemy/devboards/pb1000/Makefile b/arch/mips/alchemy/devboards/pb1000/Makefile
new file mode 100644
index 00000000000..99bbec0ca41
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1000/Makefile
@@ -0,0 +1,8 @@
+#
+#  Copyright 2000, 2008 MontaVista Software Inc.
+#  Author: MontaVista Software, Inc. <source@mvista.com>
+#
+# Makefile for the Alchemy Semiconductor Pb1000 board.
+#
+
+lib-y := init.o board_setup.o irqmap.o
diff --git a/arch/mips/alchemy/devboards/pb1000/board_setup.c b/arch/mips/alchemy/devboards/pb1000/board_setup.c
new file mode 100644
index 00000000000..25df167a95b
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1000/board_setup.c
@@ -0,0 +1,165 @@
+/*
+ * Copyright 2000, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/delay.h>
+
+#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-pb1x00/pb1000.h>
+
+void board_reset(void)
+{
+}
+
+void __init board_setup(void)
+{
+	u32 pin_func, static_cfg0;
+	u32 sys_freqctrl, sys_clksrc;
+	u32 prid = read_c0_prid();
+
+	/* Set AUX clock to 12 MHz * 8 = 96 MHz */
+	au_writel(8, SYS_AUXPLL);
+	au_writel(0, SYS_PINSTATERD);
+	udelay(100);
+
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+	/* Zero and disable FREQ2 */
+	sys_freqctrl = au_readl(SYS_FREQCTRL0);
+	sys_freqctrl &= ~0xFFF00000;
+	au_writel(sys_freqctrl, SYS_FREQCTRL0);
+
+	/* Zero and disable USBH/USBD clocks */
+	sys_clksrc = au_readl(SYS_CLKSRC);
+	sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK |
+		        SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK);
+	au_writel(sys_clksrc, SYS_CLKSRC);
+
+	sys_freqctrl = au_readl(SYS_FREQCTRL0);
+	sys_freqctrl &= ~0xFFF00000;
+
+	sys_clksrc = au_readl(SYS_CLKSRC);
+	sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK |
+		        SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK);
+
+	switch (prid & 0x000000FF) {
+	case 0x00: /* DA */
+	case 0x01: /* HA */
+	case 0x02: /* HB */
+		/* CPU core freq to 48 MHz to slow it way down... */
+		au_writel(4, SYS_CPUPLL);
+
+		/*
+		 * Setup 48 MHz FREQ2 from CPUPLL for USB Host
+		 * FRDIV2 = 3 -> div by 8 of 384 MHz -> 48 MHz
+		 */
+		sys_freqctrl |= (3 << SYS_FC_FRDIV2_BIT) | SYS_FC_FE2;
+		au_writel(sys_freqctrl, SYS_FREQCTRL0);
+
+		/* CPU core freq to 384 MHz */
+		au_writel(0x20, SYS_CPUPLL);
+
+		printk(KERN_INFO "Au1000: 48 MHz OHCI workaround enabled\n");
+		break;
+
+	default: /* HC and newer */
+		/* FREQ2 = aux / 2 = 48 MHz */
+		sys_freqctrl |= (0 << SYS_FC_FRDIV2_BIT) |
+				 SYS_FC_FE2 | SYS_FC_FS2;
+		au_writel(sys_freqctrl, SYS_FREQCTRL0);
+		break;
+	}
+
+	/*
+	 * Route 48 MHz FREQ2 into USB Host and/or Device
+	 */
+	sys_clksrc |= SYS_CS_MUX_FQ2 << SYS_CS_MUH_BIT;
+	au_writel(sys_clksrc, SYS_CLKSRC);
+
+	/* Configure pins GPIO[14:9] as GPIO */
+	pin_func = au_readl(SYS_PINFUNC) & ~(SYS_PF_UR3 | SYS_PF_USB);
+
+	/* 2nd USB port is USB host */
+	pin_func |= SYS_PF_USB;
+
+	au_writel(pin_func, SYS_PINFUNC);
+	au_writel(0x2800, SYS_TRIOUTCLR);
+	au_writel(0x0030, SYS_OUTPUTCLR);
+#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
+
+	/* Make GPIO 15 an input (for interrupt line) */
+	pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_IRF;
+	/* We don't need I2S, so make it available for GPIO[31:29] */
+	pin_func |= SYS_PF_I2S;
+	au_writel(pin_func, SYS_PINFUNC);
+
+	au_writel(0x8000, SYS_TRIOUTCLR);
+
+	static_cfg0 = au_readl(MEM_STCFG0) & ~0xc00;
+	au_writel(static_cfg0, MEM_STCFG0);
+
+	/* configure RCE2* for LCD */
+	au_writel(0x00000004, MEM_STCFG2);
+
+	/* MEM_STTIME2 */
+	au_writel(0x09000000, MEM_STTIME2);
+
+	/* Set 32-bit base address decoding for RCE2* */
+	au_writel(0x10003ff0, MEM_STADDR2);
+
+	/*
+	 * PCI CPLD setup
+	 * Expand CE0 to cover PCI
+	 */
+	au_writel(0x11803e40, MEM_STADDR1);
+
+	/* Burst visibility on */
+	au_writel(au_readl(MEM_STCFG0) | 0x1000, MEM_STCFG0);
+
+	au_writel(0x83, MEM_STCFG1);	     /* ewait enabled, flash timing */
+	au_writel(0x33030a10, MEM_STTIME1);  /* slower timing for FPGA */
+
+	/* Setup the static bus controller */
+	au_writel(0x00000002, MEM_STCFG3);  /* type = PCMCIA */
+	au_writel(0x280E3D07, MEM_STTIME3); /* 250ns cycle time */
+	au_writel(0x10000000, MEM_STADDR3); /* any PCMCIA select */
+
+	/*
+	 * Enable Au1000 BCLK switching - note: sed1356 must not use
+	 * its BCLK (Au1000 LCLK) for any timings
+	 */
+	switch (prid & 0x000000FF) {
+	case 0x00: /* DA */
+	case 0x01: /* HA */
+	case 0x02: /* HB */
+		break;
+	default:  /* HC and newer */
+		/*
+		 * Enable sys bus clock divider when IDLE state or no bus
+		 * activity.
+		 */
+		au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL);
+		break;
+	}
+}
diff --git a/arch/mips/alchemy/devboards/pb1000/init.c b/arch/mips/alchemy/devboards/pb1000/init.c
new file mode 100644
index 00000000000..640055b8ac6
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1000/init.c
@@ -0,0 +1,57 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *	Pb1000 board setup
+ *
+ * Copyright 2001, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+
+#include <asm/bootinfo.h>
+
+#include <prom.h>
+
+const char *get_system_type(void)
+{
+	return "Alchemy Pb1000";
+}
+
+void __init prom_init(void)
+{
+	unsigned char *memsize_str;
+	unsigned long memsize;
+
+	prom_argc = (int)fw_arg0;
+	prom_argv = (char **)fw_arg1;
+	prom_envp = (char **)fw_arg2;
+
+	prom_init_cmdline();
+	memsize_str = prom_getenv("memsize");
+	if (!memsize_str)
+		memsize = 0x04000000;
+	else
+		strict_strtoul(memsize_str, 0, &memsize);
+	add_memory_region(0, memsize, BOOT_MEM_RAM);
+}
diff --git a/arch/mips/alchemy/devboards/pb1000/irqmap.c b/arch/mips/alchemy/devboards/pb1000/irqmap.c
new file mode 100644
index 00000000000..b3d56b0af32
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1000/irqmap.c
@@ -0,0 +1,38 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *	Au1xxx irq map table
+ *
+ * Copyright 2003 Embedded Edge, LLC
+ *		dan@embeddededge.com
+ *
+ *  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  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
+ *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
+ *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/interrupt.h>
+
+#include <asm/mach-au1x00/au1000.h>
+
+struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
+	{ AU1000_GPIO_15, INTC_INT_LOW_LEVEL, 0 },
+};
+
+int __initdata au1xxx_nr_irqs = ARRAY_SIZE(au1xxx_irq_map);
diff --git a/arch/mips/alchemy/devboards/pb1100/Makefile b/arch/mips/alchemy/devboards/pb1100/Makefile
new file mode 100644
index 00000000000..793e97c49e4
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1100/Makefile
@@ -0,0 +1,8 @@
+#
+#  Copyright 2000, 2001, 2008 MontaVista Software Inc.
+#  Author: MontaVista Software, Inc. <source@mvista.com>
+#
+# Makefile for the Alchemy Semiconductor Pb1100 board.
+#
+
+lib-y := init.o board_setup.o irqmap.o
diff --git a/arch/mips/alchemy/devboards/pb1100/board_setup.c b/arch/mips/alchemy/devboards/pb1100/board_setup.c
new file mode 100644
index 00000000000..c0bfd59a7a3
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1100/board_setup.c
@@ -0,0 +1,109 @@
+/*
+ * Copyright 2002, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/delay.h>
+
+#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-pb1x00/pb1100.h>
+
+void board_reset(void)
+{
+	/* Hit BCSR.RST_VDDI[SOFT_RESET] */
+	au_writel(0x00000000, PB1100_RST_VDDI);
+}
+
+void __init board_setup(void)
+{
+	volatile void __iomem *base = (volatile void __iomem *)0xac000000UL;
+
+	/* Set AUX clock to 12 MHz * 8 = 96 MHz */
+	au_writel(8, SYS_AUXPLL);
+	au_writel(0, SYS_PININPUTEN);
+	udelay(100);
+
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+	{
+		u32 pin_func, sys_freqctrl, sys_clksrc;
+
+		/* Configure pins GPIO[14:9] as GPIO */
+		pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3;
+
+		/* Zero and disable FREQ2 */
+		sys_freqctrl = au_readl(SYS_FREQCTRL0);
+		sys_freqctrl &= ~0xFFF00000;
+		au_writel(sys_freqctrl, SYS_FREQCTRL0);
+
+		/* Zero and disable USBH/USBD/IrDA clock */
+		sys_clksrc = au_readl(SYS_CLKSRC);
+		sys_clksrc &= ~(SYS_CS_CIR | SYS_CS_DIR | SYS_CS_MIR_MASK);
+		au_writel(sys_clksrc, SYS_CLKSRC);
+
+		sys_freqctrl = au_readl(SYS_FREQCTRL0);
+		sys_freqctrl &= ~0xFFF00000;
+
+		sys_clksrc = au_readl(SYS_CLKSRC);
+		sys_clksrc &= ~(SYS_CS_CIR | SYS_CS_DIR | SYS_CS_MIR_MASK);
+
+		/* FREQ2 = aux / 2 = 48 MHz */
+		sys_freqctrl |= (0 << SYS_FC_FRDIV2_BIT) |
+				SYS_FC_FE2 | SYS_FC_FS2;
+		au_writel(sys_freqctrl, SYS_FREQCTRL0);
+
+		/*
+		 * Route 48 MHz FREQ2 into USBH/USBD/IrDA
+		 */
+		sys_clksrc |= SYS_CS_MUX_FQ2 << SYS_CS_MIR_BIT;
+		au_writel(sys_clksrc, SYS_CLKSRC);
+
+		/* Setup the static bus controller */
+		au_writel(0x00000002, MEM_STCFG3);  /* type = PCMCIA */
+		au_writel(0x280E3D07, MEM_STTIME3); /* 250ns cycle time */
+		au_writel(0x10000000, MEM_STADDR3); /* any PCMCIA select */
+
+		/*
+		 * Get USB Functionality pin state (device vs host drive pins).
+		 */
+		pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_USB;
+		/* 2nd USB port is USB host. */
+		pin_func |= SYS_PF_USB;
+		au_writel(pin_func, SYS_PINFUNC);
+	}
+#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
+
+	/* Enable sys bus clock divider when IDLE state or no bus activity. */
+	au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL);
+
+	/* Enable the RTC if not already enabled. */
+	if (!(readb(base + 0x28) & 0x20)) {
+		writeb(readb(base + 0x28) | 0x20, base + 0x28);
+		au_sync();
+	}
+	/* Put the clock in BCD mode. */
+	if (readb(base + 0x2C) & 0x4) { /* reg B */
+		writeb(readb(base + 0x2c) & ~0x4, base + 0x2c);
+		au_sync();
+	}
+}
diff --git a/arch/mips/alchemy/devboards/pb1100/init.c b/arch/mips/alchemy/devboards/pb1100/init.c
new file mode 100644
index 00000000000..d34fbd8cc93
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1100/init.c
@@ -0,0 +1,60 @@
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	Pb1100 board setup
+ *
+ * Copyright 2002, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+
+#include <asm/bootinfo.h>
+
+#include <prom.h>
+
+const char *get_system_type(void)
+{
+	return "Alchemy Pb1100";
+}
+
+void __init prom_init(void)
+{
+	unsigned char *memsize_str;
+	unsigned long memsize;
+
+	prom_argc = fw_arg0;
+	prom_argv = (char **)fw_arg1;
+	prom_envp = (char **)fw_arg3;
+
+	prom_init_cmdline();
+
+	memsize_str = prom_getenv("memsize");
+	if (!memsize_str)
+		memsize = 0x04000000;
+	else
+		strict_strtoul(memsize_str, 0, &memsize);
+
+	add_memory_region(0, memsize, BOOT_MEM_RAM);
+}
diff --git a/arch/mips/alchemy/devboards/pb1100/irqmap.c b/arch/mips/alchemy/devboards/pb1100/irqmap.c
new file mode 100644
index 00000000000..9b7dd8b4128
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1100/irqmap.c
@@ -0,0 +1,40 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *	Au1xx0 IRQ map table
+ *
+ * Copyright 2003 Embedded Edge, LLC
+ *		dan@embeddededge.com
+ *
+ *  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  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
+ *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
+ *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+
+#include <asm/mach-au1x00/au1000.h>
+
+struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
+	{ AU1000_GPIO_9,  INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card Fully_Inserted# */
+	{ AU1000_GPIO_10, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card STSCHG# */
+	{ AU1000_GPIO_11, INTC_INT_LOW_LEVEL, 0 }, /* PCMCIA Card IRQ# */
+	{ AU1000_GPIO_13, INTC_INT_LOW_LEVEL, 0 }, /* DC_IRQ# */
+};
+
+int __initdata au1xxx_nr_irqs = ARRAY_SIZE(au1xxx_irq_map);
diff --git a/arch/mips/alchemy/devboards/pb1200/Makefile b/arch/mips/alchemy/devboards/pb1200/Makefile
new file mode 100644
index 00000000000..d678adf7ce8
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1200/Makefile
@@ -0,0 +1,8 @@
+#
+# Makefile for the Alchemy Semiconductor Pb1200/DBAu1200 boards.
+#
+
+lib-y := init.o board_setup.o irqmap.o
+obj-y += platform.o
+
+EXTRA_CFLAGS += -Werror
diff --git a/arch/mips/alchemy/devboards/pb1200/board_setup.c b/arch/mips/alchemy/devboards/pb1200/board_setup.c
new file mode 100644
index 00000000000..6cb2115059a
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1200/board_setup.c
@@ -0,0 +1,162 @@
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	Alchemy Pb1200/Db1200 board setup.
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/sched.h>
+
+#include <prom.h>
+#include <au1xxx.h>
+
+extern void _board_init_irq(void);
+extern void (*board_init_irq)(void);
+
+void board_reset(void)
+{
+	bcsr->resets = 0;
+	bcsr->system = 0;
+}
+
+void __init board_setup(void)
+{
+	char *argptr = NULL;
+
+#if 0
+	{
+		u32 pin_func;
+
+		/*
+		 * Enable PSC1 SYNC for AC97.  Normaly done in audio driver,
+		 * but it is board specific code, so put it here.
+		 */
+		pin_func = au_readl(SYS_PINFUNC);
+		au_sync();
+		pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
+		au_writel(pin_func, SYS_PINFUNC);
+
+		au_writel(0, (u32)bcsr | 0x10); /* turn off PCMCIA power */
+		au_sync();
+	}
+#endif
+
+#if defined(CONFIG_I2C_AU1550)
+	{
+		u32 freq0, clksrc;
+		u32 pin_func;
+
+		/* Select SMBus in CPLD */
+		bcsr->resets &= ~BCSR_RESETS_PCS0MUX;
+
+		pin_func = au_readl(SYS_PINFUNC);
+		au_sync();
+		pin_func &= ~(SYS_PINFUNC_P0A | SYS_PINFUNC_P0B);
+		/* Set GPIOs correctly */
+		pin_func |= 2 << 17;
+		au_writel(pin_func, SYS_PINFUNC);
+		au_sync();
+
+		/* The I2C driver depends on 50 MHz clock */
+		freq0 = au_readl(SYS_FREQCTRL0);
+		au_sync();
+		freq0 &= ~(SYS_FC_FRDIV1_MASK | SYS_FC_FS1 | SYS_FC_FE1);
+		freq0 |= 3 << SYS_FC_FRDIV1_BIT;
+		/* 396 MHz / (3 + 1) * 2 == 49.5 MHz */
+		au_writel(freq0, SYS_FREQCTRL0);
+		au_sync();
+		freq0 |= SYS_FC_FE1;
+		au_writel(freq0, SYS_FREQCTRL0);
+		au_sync();
+
+		clksrc = au_readl(SYS_CLKSRC);
+		au_sync();
+		clksrc &= ~(SYS_CS_CE0 | SYS_CS_DE0 | SYS_CS_ME0_MASK);
+		/* Bit 22 is EXTCLK0 for PSC0 */
+		clksrc |= SYS_CS_MUX_FQ1 << SYS_CS_ME0_BIT;
+		au_writel(clksrc, SYS_CLKSRC);
+		au_sync();
+	}
+#endif
+
+#ifdef CONFIG_FB_AU1200
+	argptr = prom_getcmdline();
+#ifdef CONFIG_MIPS_PB1200
+	strcat(argptr, " video=au1200fb:panel:bs");
+#endif
+#ifdef CONFIG_MIPS_DB1200
+	strcat(argptr, " video=au1200fb:panel:bs");
+#endif
+#endif
+
+	/*
+	 * The Pb1200 development board uses external MUX for PSC0 to
+	 * support SMB/SPI. bcsr->resets bit 12: 0=SMB 1=SPI
+	 */
+#ifdef CONFIG_I2C_AU1550
+	bcsr->resets &= ~BCSR_RESETS_PCS0MUX;
+#endif
+	au_sync();
+
+#ifdef CONFIG_MIPS_PB1200
+	printk(KERN_INFO "AMD Alchemy Pb1200 Board\n");
+#endif
+#ifdef CONFIG_MIPS_DB1200
+	printk(KERN_INFO "AMD Alchemy Db1200 Board\n");
+#endif
+
+	/* Setup Pb1200 External Interrupt Controller */
+	board_init_irq = _board_init_irq;
+}
+
+int board_au1200fb_panel(void)
+{
+	BCSR *bcsr = (BCSR *)BCSR_KSEG1_ADDR;
+	int p;
+
+	p = bcsr->switches;
+	p >>= 8;
+	p &= 0x0F;
+	return p;
+}
+
+int board_au1200fb_panel_init(void)
+{
+	/* Apply power */
+	BCSR *bcsr = (BCSR *)BCSR_KSEG1_ADDR;
+
+	bcsr->board |= BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | BCSR_BOARD_LCDBL;
+	/* printk(KERN_DEBUG "board_au1200fb_panel_init()\n"); */
+	return 0;
+}
+
+int board_au1200fb_panel_shutdown(void)
+{
+	/* Remove power */
+	BCSR *bcsr = (BCSR *)BCSR_KSEG1_ADDR;
+
+	bcsr->board &= ~(BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |
+			 BCSR_BOARD_LCDBL);
+	/* printk(KERN_DEBUG "board_au1200fb_panel_shutdown()\n"); */
+	return 0;
+}
diff --git a/arch/mips/alchemy/devboards/pb1200/init.c b/arch/mips/alchemy/devboards/pb1200/init.c
new file mode 100644
index 00000000000..edd9425fa32
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1200/init.c
@@ -0,0 +1,58 @@
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	PB1200 board setup
+ *
+ * Copyright 2001, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+
+#include <asm/bootinfo.h>
+
+#include <prom.h>
+
+const char *get_system_type(void)
+{
+	return "Alchemy Pb1200";
+}
+
+void __init prom_init(void)
+{
+	unsigned char *memsize_str;
+	unsigned long memsize;
+
+	prom_argc = (int)fw_arg0;
+	prom_argv = (char **)fw_arg1;
+	prom_envp = (char **)fw_arg2;
+
+	prom_init_cmdline();
+	memsize_str = prom_getenv("memsize");
+	if (!memsize_str)
+		memsize = 0x08000000;
+	else
+		strict_strtoul(memsize_str, 0, &memsize);
+	add_memory_region(0, memsize, BOOT_MEM_RAM);
+}
diff --git a/arch/mips/alchemy/devboards/pb1200/irqmap.c b/arch/mips/alchemy/devboards/pb1200/irqmap.c
new file mode 100644
index 00000000000..2a505ad8715
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1200/irqmap.c
@@ -0,0 +1,160 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *	Au1xxx irq map table
+ *
+ *  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  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
+ *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
+ *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/interrupt.h>
+
+#include <asm/mach-au1x00/au1000.h>
+
+#ifdef CONFIG_MIPS_PB1200
+#include <asm/mach-pb1x00/pb1200.h>
+#endif
+
+#ifdef CONFIG_MIPS_DB1200
+#include <asm/mach-db1x00/db1200.h>
+#define PB1200_INT_BEGIN DB1200_INT_BEGIN
+#define PB1200_INT_END DB1200_INT_END
+#endif
+
+struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
+	/* This is external interrupt cascade */
+	{ AU1000_GPIO_7, INTC_INT_LOW_LEVEL, 0 },
+};
+
+int __initdata au1xxx_nr_irqs = ARRAY_SIZE(au1xxx_irq_map);
+
+/*
+ * Support for External interrupts on the Pb1200 Development platform.
+ */
+static volatile int pb1200_cascade_en;
+
+irqreturn_t pb1200_cascade_handler(int irq, void *dev_id)
+{
+	unsigned short bisr = bcsr->int_status;
+	int extirq_nr = 0;
+
+	/* Clear all the edge interrupts. This has no effect on level. */
+	bcsr->int_status = bisr;
+	for ( ; bisr; bisr &= bisr - 1) {
+		extirq_nr = PB1200_INT_BEGIN + __ffs(bisr);
+		/* Ack and dispatch IRQ */
+		do_IRQ(extirq_nr);
+	}
+
+	return IRQ_RETVAL(1);
+}
+
+inline void pb1200_enable_irq(unsigned int irq_nr)
+{
+	bcsr->intset_mask = 1 << (irq_nr - PB1200_INT_BEGIN);
+	bcsr->intset = 1 << (irq_nr - PB1200_INT_BEGIN);
+}
+
+inline void pb1200_disable_irq(unsigned int irq_nr)
+{
+	bcsr->intclr_mask = 1 << (irq_nr - PB1200_INT_BEGIN);
+	bcsr->intclr = 1 << (irq_nr - PB1200_INT_BEGIN);
+}
+
+static unsigned int pb1200_setup_cascade(void)
+{
+	return request_irq(AU1000_GPIO_7, &pb1200_cascade_handler,
+			   0, "Pb1200 Cascade", &pb1200_cascade_handler);
+}
+
+static unsigned int pb1200_startup_irq(unsigned int irq)
+{
+	if (++pb1200_cascade_en == 1) {
+		int res;
+
+		res = pb1200_setup_cascade();
+		if (res)
+			return res;
+	}
+
+	pb1200_enable_irq(irq);
+
+	return 0;
+}
+
+static void pb1200_shutdown_irq(unsigned int irq)
+{
+	pb1200_disable_irq(irq);
+	if (--pb1200_cascade_en == 0)
+		free_irq(AU1000_GPIO_7, &pb1200_cascade_handler);
+}
+
+static struct irq_chip external_irq_type = {
+#ifdef CONFIG_MIPS_PB1200
+	.name = "Pb1200 Ext",
+#endif
+#ifdef CONFIG_MIPS_DB1200
+	.name = "Db1200 Ext",
+#endif
+	.startup  = pb1200_startup_irq,
+	.shutdown = pb1200_shutdown_irq,
+	.ack      = pb1200_disable_irq,
+	.mask     = pb1200_disable_irq,
+	.mask_ack = pb1200_disable_irq,
+	.unmask   = pb1200_enable_irq,
+};
+
+void _board_init_irq(void)
+{
+	unsigned int irq;
+
+#ifdef CONFIG_MIPS_PB1200
+	/* We have a problem with CPLD rev 3. */
+	if (((bcsr->whoami & BCSR_WHOAMI_CPLD) >> 4) <= 3) {
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "Pb1200 must be at CPLD rev 4. Please have Pb1200\n");
+		printk(KERN_ERR "updated to latest revision. This software will\n");
+		printk(KERN_ERR "not work on anything less than CPLD rev 4.\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		printk(KERN_ERR "WARNING!!!\n");
+		panic("Game over.  Your score is 0.");
+	}
+#endif
+
+	for (irq = PB1200_INT_BEGIN; irq <= PB1200_INT_END; irq++) {
+		set_irq_chip_and_handler(irq, &external_irq_type,
+					 handle_level_irq);
+		pb1200_disable_irq(irq);
+	}
+
+	/*
+	 * GPIO_7 can not be hooked here, so it is hooked upon first
+	 * request of any source attached to the cascade.
+	 */
+}
diff --git a/arch/mips/alchemy/devboards/pb1200/platform.c b/arch/mips/alchemy/devboards/pb1200/platform.c
new file mode 100644
index 00000000000..95303297c53
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1200/platform.c
@@ -0,0 +1,166 @@
+/*
+ * Pb1200/DBAu1200 board platform device registration
+ *
+ * Copyright (C) 2008 MontaVista Software Inc. <source@mvista.com>
+ *
+ * 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
+ */
+
+#include <linux/dma-mapping.h>
+#include <linux/init.h>
+#include <linux/leds.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach-au1x00/au1xxx.h>
+#include <asm/mach-au1x00/au1100_mmc.h>
+
+static int mmc_activity;
+
+static void pb1200mmc0_set_power(void *mmc_host, int state)
+{
+	if (state)
+		bcsr->board |= BCSR_BOARD_SD0PWR;
+	else
+		bcsr->board &= ~BCSR_BOARD_SD0PWR;
+
+	au_sync_delay(1);
+}
+
+static int pb1200mmc0_card_readonly(void *mmc_host)
+{
+	return (bcsr->status & BCSR_STATUS_SD0WP) ? 1 : 0;
+}
+
+static int pb1200mmc0_card_inserted(void *mmc_host)
+{
+	return (bcsr->sig_status & BCSR_INT_SD0INSERT) ? 1 : 0;
+}
+
+static void pb1200_mmcled_set(struct led_classdev *led,
+			enum led_brightness brightness)
+{
+	if (brightness != LED_OFF) {
+		if (++mmc_activity == 1)
+			bcsr->disk_leds &= ~(1 << 8);
+	} else {
+		if (--mmc_activity == 0)
+			bcsr->disk_leds |= (1 << 8);
+	}
+}
+
+static struct led_classdev pb1200mmc_led = {
+	.brightness_set	= pb1200_mmcled_set,
+};
+
+#ifndef CONFIG_MIPS_DB1200
+static void pb1200mmc1_set_power(void *mmc_host, int state)
+{
+	if (state)
+		bcsr->board |= BCSR_BOARD_SD1PWR;
+	else
+		bcsr->board &= ~BCSR_BOARD_SD1PWR;
+
+	au_sync_delay(1);
+}
+
+static int pb1200mmc1_card_readonly(void *mmc_host)
+{
+	return (bcsr->status & BCSR_STATUS_SD1WP) ? 1 : 0;
+}
+
+static int pb1200mmc1_card_inserted(void *mmc_host)
+{
+	return (bcsr->sig_status & BCSR_INT_SD1INSERT) ? 1 : 0;
+}
+#endif
+
+const struct au1xmmc_platform_data au1xmmc_platdata[2] = {
+	[0] = {
+		.set_power	= pb1200mmc0_set_power,
+		.card_inserted	= pb1200mmc0_card_inserted,
+		.card_readonly	= pb1200mmc0_card_readonly,
+		.cd_setup	= NULL,		/* use poll-timer in driver */
+		.led		= &pb1200mmc_led,
+	},
+#ifndef CONFIG_MIPS_DB1200
+	[1] = {
+		.set_power	= pb1200mmc1_set_power,
+		.card_inserted	= pb1200mmc1_card_inserted,
+		.card_readonly	= pb1200mmc1_card_readonly,
+		.cd_setup	= NULL,		/* use poll-timer in driver */
+		.led		= &pb1200mmc_led,
+	},
+#endif
+};
+
+static struct resource ide_resources[] = {
+	[0] = {
+		.start	= IDE_PHYS_ADDR,
+		.end 	= IDE_PHYS_ADDR + IDE_PHYS_LEN - 1,
+		.flags	= IORESOURCE_MEM
+	},
+	[1] = {
+		.start	= IDE_INT,
+		.end	= IDE_INT,
+		.flags	= IORESOURCE_IRQ
+	}
+};
+
+static u64 ide_dmamask = DMA_32BIT_MASK;
+
+static struct platform_device ide_device = {
+	.name		= "au1200-ide",
+	.id		= 0,
+	.dev = {
+		.dma_mask 		= &ide_dmamask,
+		.coherent_dma_mask	= DMA_32BIT_MASK,
+	},
+	.num_resources	= ARRAY_SIZE(ide_resources),
+	.resource	= ide_resources
+};
+
+static struct resource smc91c111_resources[] = {
+	[0] = {
+		.name	= "smc91x-regs",
+		.start	= SMC91C111_PHYS_ADDR,
+		.end	= SMC91C111_PHYS_ADDR + 0xf,
+		.flags	= IORESOURCE_MEM
+	},
+	[1] = {
+		.start	= SMC91C111_INT,
+		.end	= SMC91C111_INT,
+		.flags	= IORESOURCE_IRQ
+	},
+};
+
+static struct platform_device smc91c111_device = {
+	.name		= "smc91x",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(smc91c111_resources),
+	.resource	= smc91c111_resources
+};
+
+static struct platform_device *board_platform_devices[] __initdata = {
+	&ide_device,
+	&smc91c111_device
+};
+
+static int __init board_register_devices(void)
+{
+	return platform_add_devices(board_platform_devices,
+				    ARRAY_SIZE(board_platform_devices));
+}
+
+arch_initcall(board_register_devices);
diff --git a/arch/mips/alchemy/devboards/pb1500/Makefile b/arch/mips/alchemy/devboards/pb1500/Makefile
new file mode 100644
index 00000000000..602f38df20b
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1500/Makefile
@@ -0,0 +1,8 @@
+#
+#  Copyright 2000, 2001, 2008 MontaVista Software Inc.
+#  Author: MontaVista Software, Inc. <source@mvista.com>
+#
+# Makefile for the Alchemy Semiconductor Pb1500 board.
+#
+
+lib-y := init.o board_setup.o irqmap.o
diff --git a/arch/mips/alchemy/devboards/pb1500/board_setup.c b/arch/mips/alchemy/devboards/pb1500/board_setup.c
new file mode 100644
index 00000000000..035771c6e5b
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1500/board_setup.c
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2000, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/delay.h>
+
+#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-pb1x00/pb1500.h>
+
+void board_reset(void)
+{
+	/* Hit BCSR.RST_VDDI[SOFT_RESET] */
+	au_writel(0x00000000, PB1500_RST_VDDI);
+}
+
+void __init board_setup(void)
+{
+	u32 pin_func;
+	u32 sys_freqctrl, sys_clksrc;
+
+	sys_clksrc = sys_freqctrl = pin_func = 0;
+	/* Set AUX clock to 12 MHz * 8 = 96 MHz */
+	au_writel(8, SYS_AUXPLL);
+	au_writel(0, SYS_PINSTATERD);
+	udelay(100);
+
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+
+	/* GPIO201 is input for PCMCIA card detect */
+	/* GPIO203 is input for PCMCIA interrupt request */
+	au_writel(au_readl(GPIO2_DIR) & ~((1 << 1) | (1 << 3)), GPIO2_DIR);
+
+	/* Zero and disable FREQ2 */
+	sys_freqctrl = au_readl(SYS_FREQCTRL0);
+	sys_freqctrl &= ~0xFFF00000;
+	au_writel(sys_freqctrl, SYS_FREQCTRL0);
+
+	/* zero and disable USBH/USBD clocks */
+	sys_clksrc = au_readl(SYS_CLKSRC);
+	sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK |
+			SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK);
+	au_writel(sys_clksrc, SYS_CLKSRC);
+
+	sys_freqctrl = au_readl(SYS_FREQCTRL0);
+	sys_freqctrl &= ~0xFFF00000;
+
+	sys_clksrc = au_readl(SYS_CLKSRC);
+	sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK |
+			SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK);
+
+	/* FREQ2 = aux/2 = 48 MHz */
+	sys_freqctrl |= (0 << SYS_FC_FRDIV2_BIT) | SYS_FC_FE2 | SYS_FC_FS2;
+	au_writel(sys_freqctrl, SYS_FREQCTRL0);
+
+	/*
+	 * Route 48MHz FREQ2 into USB Host and/or Device
+	 */
+	sys_clksrc |= SYS_CS_MUX_FQ2 << SYS_CS_MUH_BIT;
+	au_writel(sys_clksrc, SYS_CLKSRC);
+
+	pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_USB;
+	/* 2nd USB port is USB host */
+	pin_func |= SYS_PF_USB;
+	au_writel(pin_func, SYS_PINFUNC);
+#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
+
+#ifdef CONFIG_PCI
+	/* Setup PCI bus controller */
+	au_writel(0, Au1500_PCI_CMEM);
+	au_writel(0x00003fff, Au1500_CFG_BASE);
+#if defined(__MIPSEB__)
+	au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG);
+#else
+	au_writel(0xf, Au1500_PCI_CFG);
+#endif
+	au_writel(0xf0000000, Au1500_PCI_MWMASK_DEV);
+	au_writel(0, Au1500_PCI_MWBASE_REV_CCL);
+	au_writel(0x02a00356, Au1500_PCI_STATCMD);
+	au_writel(0x00003c04, Au1500_PCI_HDRTYPE);
+	au_writel(0x00000008, Au1500_PCI_MBAR);
+	au_sync();
+#endif
+
+	/* Enable sys bus clock divider when IDLE state or no bus activity. */
+	au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL);
+
+	/* Enable the RTC if not already enabled */
+	if (!(au_readl(0xac000028) & 0x20)) {
+		printk(KERN_INFO "enabling clock ...\n");
+		au_writel((au_readl(0xac000028) | 0x20), 0xac000028);
+	}
+	/* Put the clock in BCD mode */
+	if (au_readl(0xac00002c) & 0x4) { /* reg B */
+		au_writel(au_readl(0xac00002c) & ~0x4, 0xac00002c);
+		au_sync();
+	}
+}
diff --git a/arch/mips/alchemy/devboards/pb1500/init.c b/arch/mips/alchemy/devboards/pb1500/init.c
new file mode 100644
index 00000000000..b73343b9dba
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1500/init.c
@@ -0,0 +1,58 @@
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	Pb1500 board setup
+ *
+ * Copyright 2001, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+
+#include <asm/bootinfo.h>
+
+#include <prom.h>
+
+const char *get_system_type(void)
+{
+	return "Alchemy Pb1500";
+}
+
+void __init prom_init(void)
+{
+	unsigned char *memsize_str;
+	unsigned long memsize;
+
+	prom_argc = (int)fw_arg0;
+	prom_argv = (char **)fw_arg1;
+	prom_envp = (char **)fw_arg2;
+
+	prom_init_cmdline();
+	memsize_str = prom_getenv("memsize");
+	if (!memsize_str)
+		memsize = 0x04000000;
+	else
+		strict_strtoul(memsize_str, 0, &memsize);
+	add_memory_region(0, memsize, BOOT_MEM_RAM);
+}
diff --git a/arch/mips/alchemy/devboards/pb1500/irqmap.c b/arch/mips/alchemy/devboards/pb1500/irqmap.c
new file mode 100644
index 00000000000..39c4682766a
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1500/irqmap.c
@@ -0,0 +1,46 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *	Au1xxx irq map table
+ *
+ * Copyright 2003 Embedded Edge, LLC
+ *		dan@embeddededge.com
+ *
+ *  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  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
+ *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
+ *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+
+#include <asm/mach-au1x00/au1000.h>
+
+char irq_tab_alchemy[][5] __initdata = {
+	[12] = { -1, INTA, INTX, INTX, INTX },   /* IDSEL 12 - HPT370	*/
+	[13] = { -1, INTA, INTB, INTC, INTD },   /* IDSEL 13 - PCI slot */
+};
+
+struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
+	{ AU1500_GPIO_204, INTC_INT_HIGH_LEVEL, 0 },
+	{ AU1500_GPIO_201, INTC_INT_LOW_LEVEL, 0 },
+	{ AU1500_GPIO_202, INTC_INT_LOW_LEVEL, 0 },
+	{ AU1500_GPIO_203, INTC_INT_LOW_LEVEL, 0 },
+	{ AU1500_GPIO_205, INTC_INT_LOW_LEVEL, 0 },
+};
+
+int __initdata au1xxx_nr_irqs = ARRAY_SIZE(au1xxx_irq_map);
diff --git a/arch/mips/alchemy/devboards/pb1550/Makefile b/arch/mips/alchemy/devboards/pb1550/Makefile
new file mode 100644
index 00000000000..7d8beca87fa
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1550/Makefile
@@ -0,0 +1,8 @@
+#
+#  Copyright 2000, 2008 MontaVista Software Inc.
+#  Author: MontaVista Software, Inc. <source@mvista.com>
+#
+# Makefile for the Alchemy Semiconductor Pb1550 board.
+#
+
+lib-y := init.o board_setup.o irqmap.o
diff --git a/arch/mips/alchemy/devboards/pb1550/board_setup.c b/arch/mips/alchemy/devboards/pb1550/board_setup.c
new file mode 100644
index 00000000000..0ed76b64b6a
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1550/board_setup.c
@@ -0,0 +1,58 @@
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	Alchemy Pb1550 board setup.
+ *
+ * Copyright 2000, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+
+#include <asm/mach-au1x00/au1000.h>
+#include <asm/mach-pb1x00/pb1550.h>
+
+void board_reset(void)
+{
+	/* Hit BCSR.SYSTEM[RESET] */
+	au_writew(au_readw(0xAF00001C) & ~BCSR_SYSTEM_RESET, 0xAF00001C);
+}
+
+void __init board_setup(void)
+{
+	u32 pin_func;
+
+	/*
+	 * Enable PSC1 SYNC for AC'97.  Normaly done in audio driver,
+	 * but it is board specific code, so put it here.
+	 */
+	pin_func = au_readl(SYS_PINFUNC);
+	au_sync();
+	pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
+	au_writel(pin_func, SYS_PINFUNC);
+
+	au_writel(0, (u32)bcsr | 0x10); /* turn off PCMCIA power */
+	au_sync();
+
+	printk(KERN_INFO "AMD Alchemy Pb1550 Board\n");
+}
diff --git a/arch/mips/alchemy/devboards/pb1550/init.c b/arch/mips/alchemy/devboards/pb1550/init.c
new file mode 100644
index 00000000000..11e7f4acd48
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1550/init.c
@@ -0,0 +1,58 @@
+/*
+ *
+ * BRIEF MODULE DESCRIPTION
+ *	Pb1550 board setup
+ *
+ * Copyright 2001, 2008 MontaVista Software Inc.
+ * Author: MontaVista Software, Inc. <source@mvista.com>
+ *
+ *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
+ *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
+ *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+
+#include <asm/bootinfo.h>
+
+#include <prom.h>
+
+const char *get_system_type(void)
+{
+	return "Alchemy Pb1550";
+}
+
+void __init prom_init(void)
+{
+	unsigned char *memsize_str;
+	unsigned long memsize;
+
+	prom_argc = (int)fw_arg0;
+	prom_argv = (char **)fw_arg1;
+	prom_envp = (char **)fw_arg2;
+
+	prom_init_cmdline();
+	memsize_str = prom_getenv("memsize");
+	if (!memsize_str)
+		memsize = 0x08000000;
+	else
+		strict_strtoul(memsize_str, 0, &memsize);
+	add_memory_region(0, memsize, BOOT_MEM_RAM);
+}
diff --git a/arch/mips/alchemy/devboards/pb1550/irqmap.c b/arch/mips/alchemy/devboards/pb1550/irqmap.c
new file mode 100644
index 00000000000..a02a4d1fa89
--- /dev/null
+++ b/arch/mips/alchemy/devboards/pb1550/irqmap.c
@@ -0,0 +1,43 @@
+/*
+ * BRIEF MODULE DESCRIPTION
+ *	Au1xx0 IRQ map table
+ *
+ * Copyright 2003 Embedded Edge, LLC
+ *		dan@embeddededge.com
+ *
+ *  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  SOFTWARE  IS PROVIDED	  ``AS	IS'' AND   ANY	EXPRESS OR IMPLIED
+ *  WARRANTIES,	  INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
+ *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
+ *  NO	EVENT  SHALL   THE AUTHOR  BE	 LIABLE FOR ANY	  DIRECT, INDIRECT,
+ *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED	  TO, PROCUREMENT OF  SUBSTITUTE GOODS	OR SERVICES; LOSS OF
+ *  USE, DATA,	OR PROFITS; OR	BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN	 CONTRACT, STRICT LIABILITY, OR TORT
+ *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  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.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+
+#include <asm/mach-au1x00/au1000.h>
+
+char irq_tab_alchemy[][5] __initdata = {
+	[12] = { -1, INTB, INTC, INTD, INTA }, /* IDSEL 12 - PCI slot 2 (left)  */
+	[13] = { -1, INTA, INTB, INTC, INTD }, /* IDSEL 13 - PCI slot 1 (right) */
+};
+
+struct au1xxx_irqmap __initdata au1xxx_irq_map[] = {
+	{ AU1000_GPIO_0, INTC_INT_LOW_LEVEL, 0 },
+	{ AU1000_GPIO_1, INTC_INT_LOW_LEVEL, 0 },
+};
+
+int __initdata au1xxx_nr_irqs = ARRAY_SIZE(au1xxx_irq_map);