Commit | Line | Data |
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a55df6ed SM |
1 | /* Copyright (c) 2010, Code Aurora Forum. All rights reserved. |
2 | * | |
3 | * This program is free software; you can redistribute it and/or modify | |
4 | * it under the terms of the GNU General Public License version 2 and | |
5 | * only version 2 as published by the Free Software Foundation. | |
6 | * | |
7 | * This program is distributed in the hope that it will be useful, | |
8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
10 | * GNU General Public License for more details. | |
11 | * | |
12 | * You should have received a copy of the GNU General Public License | |
13 | * along with this program; if not, write to the Free Software | |
14 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
15 | * 02110-1301, USA. | |
16 | * | |
17 | */ | |
18 | ||
19 | #include <linux/kernel.h> | |
20 | #include <linux/platform_device.h> | |
21 | #include <linux/io.h> | |
9161d303 | 22 | #include <linux/irq.h> |
9e775ad1 | 23 | #include <linux/memblock.h> |
a55df6ed SM |
24 | |
25 | #include <asm/mach-types.h> | |
26 | #include <asm/mach/arch.h> | |
27 | #include <asm/hardware/gic.h> | |
9e775ad1 | 28 | #include <asm/setup.h> |
a55df6ed SM |
29 | |
30 | #include <mach/board.h> | |
31 | #include <mach/msm_iomap.h> | |
32 | ||
9e775ad1 SB |
33 | static void __init msm8x60_fixup(struct machine_desc *desc, struct tag *tag, |
34 | char **cmdline, struct meminfo *mi) | |
35 | { | |
36 | for (; tag->hdr.size; tag = tag_next(tag)) | |
37 | if (tag->hdr.tag == ATAG_MEM && | |
38 | tag->u.mem.start == 0x40200000) { | |
39 | tag->u.mem.start = 0x40000000; | |
40 | tag->u.mem.size += SZ_2M; | |
41 | } | |
42 | } | |
43 | ||
44 | static void __init msm8x60_reserve(void) | |
45 | { | |
46 | memblock_remove(0x40000000, SZ_2M); | |
47 | } | |
a55df6ed SM |
48 | |
49 | static void __init msm8x60_map_io(void) | |
50 | { | |
51 | msm_map_msm8x60_io(); | |
52 | } | |
53 | ||
54 | static void __init msm8x60_init_irq(void) | |
55 | { | |
9161d303 SM |
56 | unsigned int i; |
57 | ||
ff2e27ae RK |
58 | gic_init(0, GIC_PPI_START, MSM_QGIC_DIST_BASE, |
59 | (void *)MSM_QGIC_CPU_BASE); | |
9161d303 SM |
60 | |
61 | /* Edge trigger PPIs except AVS_SVICINT and AVS_SVICINTSWDONE */ | |
62 | writel(0xFFFFD7FF, MSM_QGIC_DIST_BASE + GIC_DIST_CONFIG + 4); | |
63 | ||
64 | /* RUMI does not adhere to GIC spec by enabling STIs by default. | |
65 | * Enable/clear is supposed to be RO for STIs, but is RW on RUMI. | |
66 | */ | |
57bbf1cc SM |
67 | if (!machine_is_msm8x60_sim()) |
68 | writel(0x0000FFFF, MSM_QGIC_DIST_BASE + GIC_DIST_ENABLE_SET); | |
9161d303 SM |
69 | |
70 | /* FIXME: Not installing AVS_SVICINT and AVS_SVICINTSWDONE yet | |
71 | * as they are configured as level, which does not play nice with | |
72 | * handle_percpu_irq. | |
73 | */ | |
74 | for (i = GIC_PPI_START; i < GIC_SPI_START; i++) { | |
75 | if (i != AVS_SVICINT && i != AVS_SVICINTSWDONE) | |
6845664a | 76 | irq_set_handler(i, handle_percpu_irq); |
9161d303 | 77 | } |
a55df6ed SM |
78 | } |
79 | ||
80 | static void __init msm8x60_init(void) | |
81 | { | |
82 | } | |
83 | ||
84 | MACHINE_START(MSM8X60_RUMI3, "QCT MSM8X60 RUMI3") | |
9e775ad1 SB |
85 | .fixup = msm8x60_fixup, |
86 | .reserve = msm8x60_reserve, | |
a55df6ed SM |
87 | .map_io = msm8x60_map_io, |
88 | .init_irq = msm8x60_init_irq, | |
89 | .init_machine = msm8x60_init, | |
90 | .timer = &msm_timer, | |
91 | MACHINE_END | |
49b76f71 SM |
92 | |
93 | MACHINE_START(MSM8X60_SURF, "QCT MSM8X60 SURF") | |
9e775ad1 SB |
94 | .fixup = msm8x60_fixup, |
95 | .reserve = msm8x60_reserve, | |
49b76f71 SM |
96 | .map_io = msm8x60_map_io, |
97 | .init_irq = msm8x60_init_irq, | |
98 | .init_machine = msm8x60_init, | |
99 | .timer = &msm_timer, | |
100 | MACHINE_END | |
57bbf1cc SM |
101 | |
102 | MACHINE_START(MSM8X60_SIM, "QCT MSM8X60 SIMULATOR") | |
9e775ad1 SB |
103 | .fixup = msm8x60_fixup, |
104 | .reserve = msm8x60_reserve, | |
57bbf1cc SM |
105 | .map_io = msm8x60_map_io, |
106 | .init_irq = msm8x60_init_irq, | |
107 | .init_machine = msm8x60_init, | |
108 | .timer = &msm_timer, | |
109 | MACHINE_END | |
69b7f6ff GB |
110 | |
111 | MACHINE_START(MSM8X60_FFA, "QCT MSM8X60 FFA") | |
9e775ad1 SB |
112 | .fixup = msm8x60_fixup, |
113 | .reserve = msm8x60_reserve, | |
69b7f6ff GB |
114 | .map_io = msm8x60_map_io, |
115 | .init_irq = msm8x60_init_irq, | |
116 | .init_machine = msm8x60_init, | |
117 | .timer = &msm_timer, | |
118 | MACHINE_END |