MIPS: Alchemy: merge GPR/MTX-1/XXS1500 board code into single files

Most of these files are have more comments than real code;  merge
them all into single board-<name>.c files.
Signed-off-by: Manuel Lauss <manuel.lauss@googlemail.com>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2869/Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/alchemy/Makefile

+obj-$(CONFIG_MIPS_GPR) += board-gpr.o
+obj-$(CONFIG_MIPS_MTX1) += board-mtx1.o
+obj-$(CONFIG_MIPS_XXS1500) += board-xxs1500.o

arch/mips/alchemy/Platform

@@ -75,21 +75,21 @@ cflags-$(CONFIG_MIPS_DB1300)	+= -I$(srctree)/arch/mips/include/asm/mach-db1x00
 load-$(CONFIG_MIPS_DB1300)	+= 0xffffffff80100000
 
 #
-# 4G-Systems eval board
+# 4G-Systems MTX-1 "MeshCube" wireless router
 #
-platform-$(CONFIG_MIPS_MTX1)	+= alchemy/mtx-1/
+platform-$(CONFIG_MIPS_MTX1)	+= alchemy/
 load-$(CONFIG_MIPS_MTX1)	+= 0xffffffff80100000
 
 #
 # MyCable eval board
 #
-platform-$(CONFIG_MIPS_XXS1500)	+= alchemy/xxs1500/
+platform-$(CONFIG_MIPS_XXS1500)	+= alchemy/
 load-$(CONFIG_MIPS_XXS1500)	+= 0xffffffff80100000
 
 #
 # Trapeze ITS GRP board
 #
-platform-$(CONFIG_MIPS_GPR)	+= alchemy/gpr/
+platform-$(CONFIG_MIPS_GPR)	+= alchemy/
 load-$(CONFIG_MIPS_GPR)		+= 0xffffffff80100000
 
 # boards can specify their own <gpio.h> in one of their include dirs.

arch/mips/alchemy/gpr/platform.c → arch/mips/alchemy/board-gpr.c

 /*
- * GPR board platform device registration
+ * GPR board platform device registration (Au1550)
  *
  * Copyright (C) 2010 Wolfgang Grandegger <wg@denx.de>
  *
@@ -18,16 +18,89 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
+#include <linux/delay.h>
 #include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
 #include <linux/platform_device.h>
+#include <linux/pm.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/physmap.h>
 #include <linux/leds.h>
 #include <linux/gpio.h>
 #include <linux/i2c.h>
 #include <linux/i2c-gpio.h>
-
+#include <asm/bootinfo.h>
+#include <asm/reboot.h>
 #include <asm/mach-au1x00/au1000.h>
+#include <prom.h>
+
+const char *get_system_type(void)
+{
+	return "GPR";
+}
+
+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);
+}
+
+void prom_putchar(unsigned char c)
+{
+	alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
+}
+
+static void gpr_reset(char *c)
+{
+	/* switch System-LED to orange (red# and green# on) */
+	alchemy_gpio_direction_output(4, 0);
+	alchemy_gpio_direction_output(5, 0);
+
+	/* trigger watchdog to reset board in 200ms */
+	printk(KERN_EMERG "Triggering watchdog soft reset...\n");
+	raw_local_irq_disable();
+	alchemy_gpio_direction_output(1, 0);
+	udelay(1);
+	alchemy_gpio_set_value(1, 1);
+	while (1)
+		cpu_wait();
+}
+
+static void gpr_power_off(void)
+{
+	while (1)
+		cpu_wait();
+}
+
+void __init board_setup(void)
+{
+	printk(KERN_INFO "Trapeze ITS GPR board\n");
+
+	pm_power_off = gpr_power_off;
+	_machine_halt = gpr_power_off;
+	_machine_restart = gpr_reset;
+
+	/* Enable UART1/3 */
+	alchemy_uart_enable(AU1000_UART3_PHYS_ADDR);
+	alchemy_uart_enable(AU1000_UART1_PHYS_ADDR);
+
+	/* Take away Reset of UMTS-card */
+	alchemy_gpio_direction_output(215, 1);
+}
 
 /*
  * Watchdog
@@ -152,7 +225,7 @@ static struct i2c_gpio_platform_data gpr_i2c_data = {
 	.scl_is_open_drain	= 1,
 	.udelay			= 2,		/* ~100 kHz */
 	.timeout		= HZ,
- };
+};
 
 static struct platform_device gpr_i2c_device = {
 	.name			= "i2c-gpio",
@@ -184,7 +257,7 @@ static int gpr_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin)
 	else if ((slot == 0) && (pin == 2))
 		return AU1550_PCI_INTB;
 
-	return -1;
+	return 0xff;
 }
 
 static struct alchemy_pci_platdata gpr_pci_pd = {

arch/mips/alchemy/mtx-1/platform.c → arch/mips/alchemy/board-mtx1.c

 /*
- * MTX-1 platform devices registration
+ * MTX-1 platform devices registration (Au1500)
  *
  * Copyright (C) 2007-2009, Florian Fainelli <florian@openwrt.org>
  *
@@ -19,6 +19,8 @@
  */
 
 #include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
 #include <linux/platform_device.h>
 #include <linux/leds.h>
 #include <linux/gpio.h>
@@ -27,8 +29,85 @@
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/physmap.h>
 #include <mtd/mtd-abi.h>
-
+#include <asm/bootinfo.h>
+#include <asm/reboot.h>
+#include <asm/mach-au1x00/au1000.h>
 #include <asm/mach-au1x00/au1xxx_eth.h>
+#include <prom.h>
+
+const char *get_system_type(void)
+{
+	return "MTX-1";
+}
+
+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);
+}
+
+void prom_putchar(unsigned char c)
+{
+	alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
+}
+
+static void mtx1_reset(char *c)
+{
+	/* Jump to the reset vector */
+	__asm__ __volatile__("jr\t%0" : : "r"(0xbfc00000));
+}
+
+static void mtx1_power_off(void)
+{
+	while (1)
+		asm volatile (
+		"	.set	mips32					\n"
+		"	wait						\n"
+		"	.set	mips0					\n");
+}
+
+void __init board_setup(void)
+{
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+	/* Enable USB power switch */
+	alchemy_gpio_direction_output(204, 0);
+#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
+
+	/* Initialize sys_pinfunc */
+	au_writel(SYS_PF_NI2, SYS_PINFUNC);
+
+	/* Initialize GPIO */
+	au_writel(~0, KSEG1ADDR(AU1000_SYS_PHYS_ADDR) + SYS_TRIOUTCLR);
+	alchemy_gpio_direction_output(0, 0);	/* Disable M66EN (PCI 66MHz) */
+	alchemy_gpio_direction_output(3, 1);	/* Disable PCI CLKRUN# */
+	alchemy_gpio_direction_output(1, 1);	/* Enable EXT_IO3 */
+	alchemy_gpio_direction_output(5, 0);	/* Disable eth PHY TX_ER */
+
+	/* Enable LED and set it to green */
+	alchemy_gpio_direction_output(211, 1);	/* green on */
+	alchemy_gpio_direction_output(212, 0);	/* red off */
+
+	pm_power_off = mtx1_power_off;
+	_machine_halt = mtx1_power_off;
+	_machine_restart = mtx1_reset;
+
+	printk(KERN_INFO "4G Systems MTX-1 Board\n");
+}
+
+/******************************************************************************/
 
 static struct gpio_keys_button mtx1_gpio_button[] = {
 	{
@@ -195,7 +274,6 @@ static struct platform_device mtx1_pci_host = {
 	.resource	= alchemy_pci_host_res,
 };
 
-
 static struct __initdata platform_device * mtx1_devs[] = {
 	&mtx1_pci_host,
 	&mtx1_gpio_leds,
@@ -213,6 +291,12 @@ static int __init mtx1_register_devices(void)
 {
 	int rc;
 
+	irq_set_irq_type(AU1500_GPIO204_INT, IRQ_TYPE_LEVEL_HIGH);
+	irq_set_irq_type(AU1500_GPIO201_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO202_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO203_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO205_INT, IRQ_TYPE_LEVEL_LOW);
+
 	au1xxx_override_eth_cfg(0, &mtx1_au1000_eth0_pdata);
 
 	rc = gpio_request(mtx1_gpio_button[0].gpio,
@@ -226,5 +310,4 @@ static int __init mtx1_register_devices(void)
 out:
 	return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs));
 }
-
 arch_initcall(mtx1_register_devices);

arch/mips/alchemy/xxs1500/platform.c → arch/mips/alchemy/board-xxs1500.c

 /*
- * XXS1500 board platform device registration
+ * BRIEF MODULE DESCRIPTION
+ *	MyCable XXS1500 board support
  *
- * Copyright (C) 2009 Manuel Lauss
+ * Copyright 2003, 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
@@ -18,10 +20,85 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
+#include <linux/kernel.h>
 #include <linux/init.h>
+#include <linux/interrupt.h>
 #include <linux/platform_device.h>
-
+#include <linux/gpio.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <asm/bootinfo.h>
+#include <asm/reboot.h>
 #include <asm/mach-au1x00/au1000.h>
+#include <prom.h>
+
+const char *get_system_type(void)
+{
+	return "XXS1500";
+}
+
+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 || strict_strtoul(memsize_str, 0, &memsize))
+		memsize = 0x04000000;
+
+	add_memory_region(0, memsize, BOOT_MEM_RAM);
+}
+
+void prom_putchar(unsigned char c)
+{
+	alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
+}
+
+static void xxs1500_reset(char *c)
+{
+	/* Jump to the reset vector */
+	__asm__ __volatile__("jr\t%0" : : "r"(0xbfc00000));
+}
+
+static void xxs1500_power_off(void)
+{
+	while (1)
+		asm volatile (
+		"	.set	mips32					\n"
+		"	wait						\n"
+		"	.set	mips0					\n");
+}
+
+void __init board_setup(void)
+{
+	u32 pin_func;
+
+	pm_power_off = xxs1500_power_off;
+	_machine_halt = xxs1500_power_off;
+	_machine_restart = xxs1500_reset;
+
+	alchemy_gpio1_input_enable();
+	alchemy_gpio2_enable();
+
+	/* Set multiple use pins (UART3/GPIO) to UART (it's used as UART too) */
+	pin_func  = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3;
+	pin_func |= SYS_PF_UR3;
+	au_writel(pin_func, SYS_PINFUNC);
+
+	/* Enable UART */
+	alchemy_uart_enable(AU1000_UART3_PHYS_ADDR);
+	/* Enable DTR (MCR bit 0) = USB power up */
+	__raw_writel(1, (void __iomem *)KSEG1ADDR(AU1000_UART3_PHYS_ADDR + 0x18));
+	wmb();
+}
+
+/******************************************************************************/
 
 static struct resource xxs1500_pcmcia_res[] = {
 	{
@@ -57,6 +134,20 @@ static struct platform_device *xxs1500_devs[] __initdata = {
 
 static int __init xxs1500_dev_init(void)
 {
+	irq_set_irq_type(AU1500_GPIO204_INT, IRQ_TYPE_LEVEL_HIGH);
+	irq_set_irq_type(AU1500_GPIO201_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO202_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO203_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO205_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO207_INT, IRQ_TYPE_LEVEL_LOW);
+
+	irq_set_irq_type(AU1500_GPIO0_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO1_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO2_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO3_INT, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(AU1500_GPIO4_INT, IRQ_TYPE_LEVEL_LOW); /* CF irq */
+	irq_set_irq_type(AU1500_GPIO5_INT, IRQ_TYPE_LEVEL_LOW);
+
 	return platform_add_devices(xxs1500_devs,
 				    ARRAY_SIZE(xxs1500_devs));
 }

arch/mips/alchemy/gpr/Makefile

-#
-#  Copyright 2003 MontaVista Software Inc.
-#  Author: MontaVista Software, Inc. <source@mvista.com>
-#
-# Makefile for Trapeze ITS GPR board.
-#
-
-obj-y += board_setup.o init.o platform.o

arch/mips/alchemy/gpr/board_setup.c

-/*
- * Copyright 2010 Wolfgang Grandegger <wg@denx.de>
- *
- * Copyright 2000-2003, 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/gpio.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/delay.h>
-#include <linux/pm.h>
-
-#include <asm/reboot.h>
-#include <asm/mach-au1x00/au1000.h>
-
-#include <prom.h>
-
-static void gpr_reset(char *c)
-{
-	/* switch System-LED to orange (red# and green# on) */
-	alchemy_gpio_direction_output(4, 0);
-	alchemy_gpio_direction_output(5, 0);
-
-	/* trigger watchdog to reset board in 200ms */
-	printk(KERN_EMERG "Triggering watchdog soft reset...\n");
-	raw_local_irq_disable();
-	alchemy_gpio_direction_output(1, 0);
-	udelay(1);
-	alchemy_gpio_set_value(1, 1);
-	while (1)
-		cpu_wait();
-}
-
-static void gpr_power_off(void)
-{
-	while (1)
-		cpu_wait();
-}
-
-void __init board_setup(void)
-{
-	printk(KERN_INFO "Trapeze ITS GPR board\n");
-
-	pm_power_off = gpr_power_off;
-	_machine_halt = gpr_power_off;
-	_machine_restart = gpr_reset;
-
-	/* Enable UART1/3 */
-	alchemy_uart_enable(AU1000_UART3_PHYS_ADDR);
-	alchemy_uart_enable(AU1000_UART1_PHYS_ADDR);
-
-	/* Take away Reset of UMTS-card */
-	alchemy_gpio_direction_output(215, 1);
-}

arch/mips/alchemy/gpr/init.c

-/*
- * Copyright 2010 Wolfgang Grandegger <wg@denx.de>
- *
- * Copyright 2003, 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 <asm/mach-au1x00/au1000.h>
-
-#include <prom.h>
-
-const char *get_system_type(void)
-{
-	return "GPR";
-}
-
-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);
-}
-
-void prom_putchar(unsigned char c)
-{
-	alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
-}

arch/mips/alchemy/mtx-1/Makefile

-#
-#  Copyright 2003 MontaVista Software Inc.
-#  Author: MontaVista Software, Inc. <source@mvista.com>
-#       Bruno Randolf <bruno.randolf@4g-systems.biz>
-#
-# Makefile for 4G Systems MTX-1 board.
-#
-
-obj-y += init.o board_setup.o platform.o

arch/mips/alchemy/mtx-1/board_setup.c

-/*
- *
- * BRIEF MODULE DESCRIPTION
- *	4G Systems MTX-1 board setup.
- *
- * Copyright 2003, 2008 MontaVista Software Inc.
- * Author: MontaVista Software, Inc. <source@mvista.com>
- *         Bruno Randolf <bruno.randolf@4g-systems.biz>
- *
- *  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/gpio.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/pm.h>
-
-#include <asm/reboot.h>
-#include <asm/mach-au1x00/au1000.h>
-
-#include <prom.h>
-
-static void mtx1_reset(char *c)
-{
-	/* Jump to the reset vector */
-	__asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));
-}
-
-static void mtx1_power_off(void)
-{
-	while (1)
-		asm volatile (
-		"	.set	mips32					\n"
-		"	wait						\n"
-		"	.set	mips0					\n");
-}
-
-void __init board_setup(void)
-{
-#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
-	/* Enable USB power switch */
-	alchemy_gpio_direction_output(204, 0);
-#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
-
-	/* Initialize sys_pinfunc */
-	au_writel(SYS_PF_NI2, SYS_PINFUNC);
-
-	/* Initialize GPIO */
-	au_writel(~0, KSEG1ADDR(AU1000_SYS_PHYS_ADDR) + SYS_TRIOUTCLR);
-	alchemy_gpio_direction_output(0, 0);	/* Disable M66EN (PCI 66MHz) */
-	alchemy_gpio_direction_output(3, 1);	/* Disable PCI CLKRUN# */
-	alchemy_gpio_direction_output(1, 1);	/* Enable EXT_IO3 */
-	alchemy_gpio_direction_output(5, 0);	/* Disable eth PHY TX_ER */
-
-	/* Enable LED and set it to green */
-	alchemy_gpio_direction_output(211, 1);	/* green on */
-	alchemy_gpio_direction_output(212, 0);	/* red off */
-
-	pm_power_off = mtx1_power_off;
-	_machine_halt = mtx1_power_off;
-	_machine_restart = mtx1_reset;
-
-	printk(KERN_INFO "4G Systems MTX-1 Board\n");
-}
-
-static int __init mtx1_init_irq(void)
-{
-	irq_set_irq_type(AU1500_GPIO204_INT, IRQF_TRIGGER_HIGH);
-	irq_set_irq_type(AU1500_GPIO201_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO202_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO203_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO205_INT, IRQF_TRIGGER_LOW);
-
-	return 0;
-}
-arch_initcall(mtx1_init_irq);

arch/mips/alchemy/mtx-1/init.c

-/*
- *
- * BRIEF MODULE DESCRIPTION
- *	4G Systems MTX-1 board setup
- *
- * Copyright 2003, 2008 MontaVista Software Inc.
- * Author: MontaVista Software, Inc. <source@mvista.com>
- *         Bruno Randolf <bruno.randolf@4g-systems.biz>
- *
- *  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/kernel.h>
-#include <linux/init.h>
-
-#include <asm/bootinfo.h>
-#include <asm/mach-au1x00/au1000.h>
-
-#include <prom.h>
-
-const char *get_system_type(void)
-{
-	return "MTX-1";
-}
-
-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);
-}
-
-void prom_putchar(unsigned char c)
-{
-	alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
-}

arch/mips/alchemy/xxs1500/Makefile

-#
-#  Copyright 2003 MontaVista Software Inc.
-#  Author: MontaVista Software, Inc. <source@mvista.com>
-#
-# Makefile for MyCable XXS1500 board.
-#
-
-obj-y += init.o board_setup.o platform.o

arch/mips/alchemy/xxs1500/board_setup.c

-/*
- * Copyright 2000-2003, 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/gpio.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/delay.h>
-#include <linux/pm.h>
-
-#include <asm/reboot.h>
-#include <asm/mach-au1x00/au1000.h>
-
-#include <prom.h>
-
-static void xxs1500_reset(char *c)
-{
-	/* Jump to the reset vector */
-	__asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));
-}
-
-static void xxs1500_power_off(void)
-{
-	while (1)
-		asm volatile (
-		"	.set	mips32					\n"
-		"	wait						\n"
-		"	.set	mips0					\n");
-}
-
-void __init board_setup(void)
-{
-	u32 pin_func;
-
-	pm_power_off = xxs1500_power_off;
-	_machine_halt = xxs1500_power_off;
-	_machine_restart = xxs1500_reset;
-
-	alchemy_gpio1_input_enable();
-	alchemy_gpio2_enable();
-
-	/* Set multiple use pins (UART3/GPIO) to UART (it's used as UART too) */
-	pin_func  = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3;
-	pin_func |= SYS_PF_UR3;
-	au_writel(pin_func, SYS_PINFUNC);
-
-	/* Enable UART */
-	alchemy_uart_enable(AU1000_UART3_PHYS_ADDR);
-	/* Enable DTR (MCR bit 0) = USB power up */
-	__raw_writel(1, (void __iomem *)KSEG1ADDR(AU1000_UART3_PHYS_ADDR + 0x18));
-	wmb();
-}
-
-static int __init xxs1500_init_irq(void)
-{
-	irq_set_irq_type(AU1500_GPIO204_INT, IRQF_TRIGGER_HIGH);
-	irq_set_irq_type(AU1500_GPIO201_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO202_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO203_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO205_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO207_INT, IRQF_TRIGGER_LOW);
-
-	irq_set_irq_type(AU1500_GPIO0_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO1_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO2_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO3_INT, IRQF_TRIGGER_LOW);
-	irq_set_irq_type(AU1500_GPIO4_INT, IRQF_TRIGGER_LOW); /* CF irq */
-	irq_set_irq_type(AU1500_GPIO5_INT, IRQF_TRIGGER_LOW);
-
-	return 0;
-}
-arch_initcall(xxs1500_init_irq);

arch/mips/alchemy/xxs1500/init.c

-/*
- * BRIEF MODULE DESCRIPTION
- *	XXS1500 board setup
- *
- * Copyright 2003, 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 <asm/mach-au1x00/au1000.h>
-
-#include <prom.h>
-
-const char *get_system_type(void)
-{
-	return "XXS1500";
-}
-
-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 || strict_strtoul(memsize_str, 0, &memsize))
-		memsize = 0x04000000;
-
-	add_memory_region(0, memsize, BOOT_MEM_RAM);
-}
-
-void prom_putchar(unsigned char c)
-{
-	alchemy_uart_putchar(AU1000_UART0_PHYS_ADDR, c);
-}