[ARM] 5277/1: Add basic support for MobilePro 900/c

This patch adds basic support for the Mobilepro
900/c mini-laptop. At present it won't do much
more than build and boot.

Signed-off-by: Kristoffer Ericson <Kristoffer.Ericson@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

3 files changed, 105 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index e8ee7ec9ff6d..7238bb77f5da 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -49,6 +49,10 @@ config MACH_MAINSTONE
 	select PXA27x
 	select HAVE_PWM
 
+config MACH_MP900C
+	bool "Nec Mobilepro 900/c"
+	select PXA25x
+
 config ARCH_PXA_IDP
 	bool "Accelent Xscale IDP"
 	select PXA25x
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index 99ecbe7f8506..ac0e8e39c79a 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -25,6 +25,7 @@ obj-$(CONFIG_ARCH_GUMSTIX)	+= gumstix.o
 obj-$(CONFIG_ARCH_LUBBOCK)	+= lubbock.o
 obj-$(CONFIG_MACH_LOGICPD_PXA270) += lpd270.o
 obj-$(CONFIG_MACH_MAINSTONE)	+= mainstone.o
+obj-$(CONFIG_MACH_MP900C)	+= mp900.o
 obj-$(CONFIG_ARCH_PXA_IDP)	+= idp.o
 obj-$(CONFIG_MACH_TRIZEPS4)	+= trizeps4.o
 obj-$(CONFIG_MACH_COLIBRI)	+= colibri.o
diff --git a/arch/arm/mach-pxa/mp900.c b/arch/arm/mach-pxa/mp900.c
new file mode 100644
index 000000000000..8a73814126b1
--- /dev/null
+++ b/arch/arm/mach-pxa/mp900.c
@@ -0,0 +1,100 @@
+/*
+ *  linux/arch/arm/mach-pxa/mp900.c
+ *
+ *  Support for the NEC MobilePro900/C platform
+ *
+ *  Based on mach-pxa/gumstix.c
+ *
+ *  2007, 2008 Kristoffer Ericson <kristoffer.ericson@gmail.com>
+ *  2007, 2008 Michael Petchkovsky <mkpetch@internode.on.net>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+#include <linux/usb/isp116x.h>
+
+#include <mach/hardware.h>
+#include <mach/pxa-regs.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include "generic.h"
+
+static void isp116x_pfm_delay(struct device *dev, int delay)
+{
+
+	/* 400Mhz PXA2 = 2.5ns / instruction */
+
+	int cyc = delay / 10;
+
+	/* 4 Instructions = 4 x 2.5ns = 10ns */
+	__asm__ volatile ("0:\n"
+		"subs %0, %1, #1\n"
+		"bge 0b\n"
+		:"=r" (cyc)
+		:"0"(cyc)
+	);
+}
+
+static struct isp116x_platform_data isp116x_pfm_data = {
+	.remote_wakeup_enable = 1,
+	.delay = isp116x_pfm_delay,
+};
+
+static struct resource isp116x_pfm_resources[] = {
+	[0] =	{
+		.start	= 0x0d000000,
+		.end	= 0x0d000000 + 1,
+		.flags	= IORESOURCE_MEM,
+		},
+	[1] =	{
+		.start  = 0x0d000000 + 4,
+		.end	= 0x0d000000 + 5,
+		.flags  = IORESOURCE_MEM,
+		},
+	[2] =	{
+		.start	= 61,
+		.end	= 61,
+		.flags	= IORESOURCE_IRQ,
+		},
+};
+
+static struct platform_device mp900c_dummy_device = {
+	.name		= "mp900c_dummy",
+	.id		= -1,
+};
+
+static struct platform_device mp900c_usb = {
+	.name		= "isp116x-hcd",
+	.num_resources	= ARRAY_SIZE(isp116x_pfm_resources),
+	.resource	= isp116x_pfm_resources,
+	.dev.platform_data = &isp116x_pfm_data,
+};
+
+static struct platform_device *devices[] __initdata = {
+	&mp900c_dummy_device,
+	&mp900c_usb,
+};
+
+static void __init mp900c_init(void)
+{
+	printk(KERN_INFO "MobilePro 900/C machine init\n");
+	platform_add_devices(devices, ARRAY_SIZE(devices));
+}
+
+/* Maintainer - Michael Petchkovsky <mkpetch@internode.on.net> */
+MACHINE_START(NEC_MP900, "MobilePro900/C")
+	.phys_io	= 0x40000000,
+	.boot_params	= 0xa0220100,
+	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
+	.timer		= &pxa_timer,
+	.map_io		= pxa_map_io,
+	.init_irq	= pxa25x_init_irq,
+	.init_machine	= mp900c_init,
+MACHINE_END
+