1 // SPDX-License-Identifier: GPL-2.0-only
3 * linux/arch/arm/mach-pxa/mp900.c
5 * Support for the NEC MobilePro900/C platform
7 * Based on mach-pxa/gumstix.c
9 * 2007, 2008 Kristoffer Ericson <kristoffer.ericson@gmail.com>
10 * 2007, 2008 Michael Petchkovsky <mkpetch@internode.on.net>
13 #include <linux/init.h>
14 #include <linux/device.h>
15 #include <linux/platform_device.h>
16 #include <linux/types.h>
17 #include <linux/usb/isp116x.h>
19 #include <asm/mach-types.h>
20 #include <asm/mach/arch.h>
25 static void isp116x_pfm_delay(struct device *dev, int delay)
28 /* 400MHz PXA2 = 2.5ns / instruction */
32 /* 4 Instructions = 4 x 2.5ns = 10ns */
33 __asm__ volatile ("0:\n"
41 static struct isp116x_platform_data isp116x_pfm_data = {
42 .remote_wakeup_enable = 1,
43 .delay = isp116x_pfm_delay,
46 static struct resource isp116x_pfm_resources[] = {
49 .end = 0x0d000000 + 1,
50 .flags = IORESOURCE_MEM,
53 .start = 0x0d000000 + 4,
54 .end = 0x0d000000 + 5,
55 .flags = IORESOURCE_MEM,
60 .flags = IORESOURCE_IRQ,
64 static struct platform_device mp900c_dummy_device = {
65 .name = "mp900c_dummy",
69 static struct platform_device mp900c_usb = {
70 .name = "isp116x-hcd",
71 .num_resources = ARRAY_SIZE(isp116x_pfm_resources),
72 .resource = isp116x_pfm_resources,
73 .dev.platform_data = &isp116x_pfm_data,
76 static struct platform_device *devices[] __initdata = {
81 static void __init mp900c_init(void)
83 printk(KERN_INFO "MobilePro 900/C machine init\n");
84 pxa_set_ffuart_info(NULL);
85 pxa_set_btuart_info(NULL);
86 pxa_set_stuart_info(NULL);
87 platform_add_devices(devices, ARRAY_SIZE(devices));
90 /* Maintainer - Michael Petchkovsky <mkpetch@internode.on.net> */
91 MACHINE_START(NEC_MP900, "MobilePro900/C")
92 .atag_offset = 0x220100,
93 .init_time = pxa_timer_init,
94 .map_io = pxa25x_map_io,
95 .nr_irqs = PXA_NR_IRQS,
96 .init_irq = pxa25x_init_irq,
97 .handle_irq = pxa25x_handle_irq,
98 .init_machine = mp900c_init,
99 .restart = pxa_restart,