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1/*
2 * linux/arch/arm/mach-pxa/mp900.c
3 *
4 * Support for the NEC MobilePro900/C platform
5 *
6 * Based on mach-pxa/gumstix.c
7 *
8 * 2007, 2008 Kristoffer Ericson <kristoffer.ericson@gmail.com>
9 * 2007, 2008 Michael Petchkovsky <mkpetch@internode.on.net>
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
14 */
15
16#include <linux/init.h>
17#include <linux/device.h>
18#include <linux/platform_device.h>
19#include <linux/types.h>
20#include <linux/usb/isp116x.h>
21
22#include <asm/mach-types.h>
23#include <asm/mach/arch.h>
24
25#include <mach/pxa25x.h>
26#include "generic.h"
27
28static void isp116x_pfm_delay(struct device *dev, int delay)
29{
30
31 /* 400Mhz PXA2 = 2.5ns / instruction */
32
33 int cyc = delay / 10;
34
35 /* 4 Instructions = 4 x 2.5ns = 10ns */
36 __asm__ volatile ("0:\n"
37 "subs %0, %1, #1\n"
38 "bge 0b\n"
39 :"=r" (cyc)
40 :"0"(cyc)
41 );
42}
43
44static struct isp116x_platform_data isp116x_pfm_data = {
45 .remote_wakeup_enable = 1,
46 .delay = isp116x_pfm_delay,
47};
48
49static struct resource isp116x_pfm_resources[] = {
50 [0] = {
51 .start = 0x0d000000,
52 .end = 0x0d000000 + 1,
53 .flags = IORESOURCE_MEM,
54 },
55 [1] = {
56 .start = 0x0d000000 + 4,
57 .end = 0x0d000000 + 5,
58 .flags = IORESOURCE_MEM,
59 },
60 [2] = {
61 .start = 61,
62 .end = 61,
63 .flags = IORESOURCE_IRQ,
64 },
65};
66
67static struct platform_device mp900c_dummy_device = {
68 .name = "mp900c_dummy",
69 .id = -1,
70};
71
72static struct platform_device mp900c_usb = {
73 .name = "isp116x-hcd",
74 .num_resources = ARRAY_SIZE(isp116x_pfm_resources),
75 .resource = isp116x_pfm_resources,
76 .dev.platform_data = &isp116x_pfm_data,
77};
78
79static struct platform_device *devices[] __initdata = {
80 &mp900c_dummy_device,
81 &mp900c_usb,
82};
83
84static void __init mp900c_init(void)
85{
86 printk(KERN_INFO "MobilePro 900/C machine init\n");
87 pxa_set_ffuart_info(NULL);
88 pxa_set_btuart_info(NULL);
89 pxa_set_stuart_info(NULL);
90 platform_add_devices(devices, ARRAY_SIZE(devices));
91}
92
93/* Maintainer - Michael Petchkovsky <mkpetch@internode.on.net> */
94MACHINE_START(NEC_MP900, "MobilePro900/C")
95 .atag_offset = 0x220100,
96 .init_time = pxa_timer_init,
97 .map_io = pxa25x_map_io,
98 .nr_irqs = PXA_NR_IRQS,
99 .init_irq = pxa25x_init_irq,
100 .handle_irq = pxa25x_handle_irq,
101 .init_machine = mp900c_init,
102 .restart = pxa_restart,
103MACHINE_END
104
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * linux/arch/arm/mach-pxa/mp900.c
4 *
5 * Support for the NEC MobilePro900/C platform
6 *
7 * Based on mach-pxa/gumstix.c
8 *
9 * 2007, 2008 Kristoffer Ericson <kristoffer.ericson@gmail.com>
10 * 2007, 2008 Michael Petchkovsky <mkpetch@internode.on.net>
11 */
12
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>
18
19#include <asm/mach-types.h>
20#include <asm/mach/arch.h>
21
22#include "pxa25x.h"
23#include "generic.h"
24
25static void isp116x_pfm_delay(struct device *dev, int delay)
26{
27
28 /* 400MHz PXA2 = 2.5ns / instruction */
29
30 int cyc = delay / 10;
31
32 /* 4 Instructions = 4 x 2.5ns = 10ns */
33 __asm__ volatile ("0:\n"
34 "subs %0, %1, #1\n"
35 "bge 0b\n"
36 :"=r" (cyc)
37 :"0"(cyc)
38 );
39}
40
41static struct isp116x_platform_data isp116x_pfm_data = {
42 .remote_wakeup_enable = 1,
43 .delay = isp116x_pfm_delay,
44};
45
46static struct resource isp116x_pfm_resources[] = {
47 [0] = {
48 .start = 0x0d000000,
49 .end = 0x0d000000 + 1,
50 .flags = IORESOURCE_MEM,
51 },
52 [1] = {
53 .start = 0x0d000000 + 4,
54 .end = 0x0d000000 + 5,
55 .flags = IORESOURCE_MEM,
56 },
57 [2] = {
58 .start = 61,
59 .end = 61,
60 .flags = IORESOURCE_IRQ,
61 },
62};
63
64static struct platform_device mp900c_dummy_device = {
65 .name = "mp900c_dummy",
66 .id = -1,
67};
68
69static 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,
74};
75
76static struct platform_device *devices[] __initdata = {
77 &mp900c_dummy_device,
78 &mp900c_usb,
79};
80
81static void __init mp900c_init(void)
82{
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));
88}
89
90/* Maintainer - Michael Petchkovsky <mkpetch@internode.on.net> */
91MACHINE_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,
100MACHINE_END
101