| /* |
| * 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 <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| |
| #include "pxa25x.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"); |
| pxa_set_ffuart_info(NULL); |
| pxa_set_btuart_info(NULL); |
| pxa_set_stuart_info(NULL); |
| platform_add_devices(devices, ARRAY_SIZE(devices)); |
| } |
| |
| /* Maintainer - Michael Petchkovsky <mkpetch@internode.on.net> */ |
| MACHINE_START(NEC_MP900, "MobilePro900/C") |
| .atag_offset = 0x220100, |
| .init_time = pxa_timer_init, |
| .map_io = pxa25x_map_io, |
| .nr_irqs = PXA_NR_IRQS, |
| .init_irq = pxa25x_init_irq, |
| .handle_irq = pxa25x_handle_irq, |
| .init_machine = mp900c_init, |
| .restart = pxa_restart, |
| MACHINE_END |
| |