[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
+