]>
Commit | Line | Data |
---|---|---|
13eed989 SG |
1 | /* |
2 | * Copyright 2011 Freescale Semiconductor, Inc. | |
3 | * Copyright 2011 Linaro Ltd. | |
4 | * | |
5 | * The code contained herein is licensed under the GNU General Public | |
6 | * License. You may obtain a copy of the GNU General Public License | |
7 | * Version 2 or later at the following locations: | |
8 | * | |
9 | * http://www.opensource.org/licenses/gpl-license.html | |
10 | * http://www.gnu.org/copyleft/gpl.html | |
11 | */ | |
12 | ||
13 | #include <linux/init.h> | |
14 | #include <linux/irq.h> | |
15 | #include <linux/irqdomain.h> | |
16 | #include <linux/of.h> | |
17 | #include <linux/of_irq.h> | |
18 | #include <linux/of_platform.h> | |
19 | #include <asm/hardware/cache-l2x0.h> | |
20 | #include <asm/hardware/gic.h> | |
21 | #include <asm/mach/arch.h> | |
22 | #include <asm/mach/time.h> | |
23 | #include <mach/common.h> | |
24 | #include <mach/hardware.h> | |
25 | ||
26 | static void __init imx6q_init_machine(void) | |
27 | { | |
28 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); | |
29 | ||
30 | imx6q_pm_init(); | |
31 | } | |
32 | ||
33 | static void __init imx6q_map_io(void) | |
34 | { | |
35 | imx_lluart_map_io(); | |
36 | imx_scu_map_io(); | |
f475058f | 37 | imx6q_clock_map_io(); |
13eed989 SG |
38 | } |
39 | ||
2a3267a4 | 40 | static int __init imx6q_gpio_add_irq_domain(struct device_node *np, |
13eed989 SG |
41 | struct device_node *interrupt_parent) |
42 | { | |
04aafd71 | 43 | static int gpio_irq_base = MXC_GPIO_IRQ_START + ARCH_NR_GPIOS; |
13eed989 | 44 | |
04aafd71 | 45 | gpio_irq_base -= 32; |
13eed989 | 46 | irq_domain_add_simple(np, gpio_irq_base); |
2a3267a4 SG |
47 | |
48 | return 0; | |
13eed989 SG |
49 | } |
50 | ||
51 | static const struct of_device_id imx6q_irq_match[] __initconst = { | |
52 | { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, }, | |
53 | { .compatible = "fsl,imx6q-gpio", .data = imx6q_gpio_add_irq_domain, }, | |
54 | { /* sentinel */ } | |
55 | }; | |
56 | ||
57 | static void __init imx6q_init_irq(void) | |
58 | { | |
59 | l2x0_of_init(0, ~0UL); | |
60 | imx_src_init(); | |
61 | imx_gpc_init(); | |
62 | of_irq_init(imx6q_irq_match); | |
63 | } | |
64 | ||
65 | static void __init imx6q_timer_init(void) | |
66 | { | |
67 | mx6q_clocks_init(); | |
68 | } | |
69 | ||
70 | static struct sys_timer imx6q_timer = { | |
71 | .init = imx6q_timer_init, | |
72 | }; | |
73 | ||
74 | static const char *imx6q_dt_compat[] __initdata = { | |
75 | "fsl,imx6q-sabreauto", | |
3c8276c6 | 76 | "fsl,imx6q-sabrelite", |
13eed989 SG |
77 | NULL, |
78 | }; | |
79 | ||
80 | DT_MACHINE_START(IMX6Q, "Freescale i.MX6 Quad (Device Tree)") | |
81 | .map_io = imx6q_map_io, | |
82 | .init_irq = imx6q_init_irq, | |
83 | .handle_irq = imx6q_handle_irq, | |
84 | .timer = &imx6q_timer, | |
85 | .init_machine = imx6q_init_machine, | |
86 | .dt_compat = imx6q_dt_compat, | |
87 | MACHINE_END |