1 /* Copyright (c) 2011, 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 #include <linux/kernel.h>
19 #include <linux/platform_device.h>
20 #include <linux/io.h>
21 #include <linux/irq.h>
22 #include <linux/clkdev.h>
23
24 #include <asm/mach-types.h>
25 #include <asm/mach/arch.h>
26 #include <asm/hardware/gic.h>
27
28 #include <mach/board.h>
29 #include <mach/msm_iomap.h>
30
31 #include "devices.h"
32
msm8960_map_io(void)33 static void __init msm8960_map_io(void)
34 {
35 msm_map_msm8960_io();
36 }
37
msm8960_init_irq(void)38 static void __init msm8960_init_irq(void)
39 {
40 unsigned int i;
41 gic_init(0, GIC_PPI_START, MSM_QGIC_DIST_BASE,
42 (void *)MSM_QGIC_CPU_BASE);
43
44 /* Edge trigger PPIs except AVS_SVICINT and AVS_SVICINTSWDONE */
45 writel(0xFFFFD7FF, MSM_QGIC_DIST_BASE + GIC_DIST_CONFIG + 4);
46
47 if (machine_is_msm8960_rumi3())
48 writel(0x0000FFFF, MSM_QGIC_DIST_BASE + GIC_DIST_ENABLE_SET);
49
50 /* FIXME: Not installing AVS_SVICINT and AVS_SVICINTSWDONE yet
51 * as they are configured as level, which does not play nice with
52 * handle_percpu_irq.
53 */
54 for (i = GIC_PPI_START; i < GIC_SPI_START; i++) {
55 if (i != AVS_SVICINT && i != AVS_SVICINTSWDONE)
56 irq_set_handler(i, handle_percpu_irq);
57 }
58 }
59
60 static struct platform_device *sim_devices[] __initdata = {
61 &msm8960_device_uart_gsbi2,
62 };
63
64 static struct platform_device *rumi3_devices[] __initdata = {
65 &msm8960_device_uart_gsbi5,
66 };
67
msm8960_sim_init(void)68 static void __init msm8960_sim_init(void)
69 {
70 platform_add_devices(sim_devices, ARRAY_SIZE(sim_devices));
71 }
72
msm8960_rumi3_init(void)73 static void __init msm8960_rumi3_init(void)
74 {
75 platform_add_devices(rumi3_devices, ARRAY_SIZE(rumi3_devices));
76 }
77
78 MACHINE_START(MSM8960_SIM, "QCT MSM8960 SIMULATOR")
79 .map_io = msm8960_map_io,
80 .init_irq = msm8960_init_irq,
81 .timer = &msm_timer,
82 .init_machine = msm8960_sim_init,
83 MACHINE_END
84
85 MACHINE_START(MSM8960_RUMI3, "QCT MSM8960 RUMI3")
86 .map_io = msm8960_map_io,
87 .init_irq = msm8960_init_irq,
88 .timer = &msm_timer,
89 .init_machine = msm8960_rumi3_init,
90 MACHINE_END
91
92