1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
*/
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/clkdev.h>
#include <linux/memblock.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
#include <asm/setup.h>
#include <mach/board.h>
#include <mach/msm_iomap.h>
#include "devices.h"
static void __init msm8960_fixup(struct tag *tag, char **cmdline,
struct meminfo *mi)
{
for (; tag->hdr.size; tag = tag_next(tag))
if (tag->hdr.tag == ATAG_MEM &&
tag->u.mem.start == 0x40200000) {
tag->u.mem.start = 0x40000000;
tag->u.mem.size += SZ_2M;
}
}
static void __init msm8960_reserve(void)
{
memblock_remove(0x40000000, SZ_2M);
}
static void __init msm8960_map_io(void)
{
msm_map_msm8960_io();
}
static void __init msm8960_init_irq(void)
{
unsigned int i;
gic_init(0, GIC_PPI_START, MSM_QGIC_DIST_BASE,
(void *)MSM_QGIC_CPU_BASE);
/* Edge trigger PPIs except AVS_SVICINT and AVS_SVICINTSWDONE */
writel(0xFFFFD7FF, MSM_QGIC_DIST_BASE + GIC_DIST_CONFIG + 4);
if (machine_is_msm8960_rumi3())
writel(0x0000FFFF, MSM_QGIC_DIST_BASE + GIC_DIST_ENABLE_SET);
/* FIXME: Not installing AVS_SVICINT and AVS_SVICINTSWDONE yet
* as they are configured as level, which does not play nice with
* handle_percpu_irq.
*/
for (i = GIC_PPI_START; i < GIC_SPI_START; i++) {
if (i != AVS_SVICINT && i != AVS_SVICINTSWDONE)
irq_set_handler(i, handle_percpu_irq);
}
}
static struct platform_device *sim_devices[] __initdata = {
&msm8960_device_uart_gsbi2,
};
static struct platform_device *rumi3_devices[] __initdata = {
&msm8960_device_uart_gsbi5,
};
static void __init msm8960_sim_init(void)
{
platform_add_devices(sim_devices, ARRAY_SIZE(sim_devices));
}
static void __init msm8960_rumi3_init(void)
{
platform_add_devices(rumi3_devices, ARRAY_SIZE(rumi3_devices));
}
MACHINE_START(MSM8960_SIM, "QCT MSM8960 SIMULATOR")
.fixup = msm8960_fixup,
.reserve = msm8960_reserve,
.map_io = msm8960_map_io,
.init_irq = msm8960_init_irq,
.timer = &msm_timer,
.init_machine = msm8960_sim_init,
MACHINE_END
MACHINE_START(MSM8960_RUMI3, "QCT MSM8960 RUMI3")
.fixup = msm8960_fixup,
.reserve = msm8960_reserve,
.map_io = msm8960_map_io,
.init_irq = msm8960_init_irq,
.timer = &msm_timer,
.init_machine = msm8960_rumi3_init,
MACHINE_END
|
