ccee19cf825dbc9ef9e5f8783d5010ca012b4bed
[firefly-linux-kernel-4.4.55.git] / arch / arm / mach-imx / mach-imx6sx.c
1 /*
2  * Copyright 2014 Freescale Semiconductor, Inc.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 2 as
6  * published by the Free Software Foundation.
7  */
8
9 #include <linux/irqchip.h>
10 #include <linux/of_platform.h>
11 #include <asm/mach/arch.h>
12 #include <asm/mach/map.h>
13
14 #include "common.h"
15 #include "cpuidle.h"
16
17 static void __init imx6sx_init_machine(void)
18 {
19         struct device *parent;
20
21         parent = imx_soc_device_init();
22         if (parent == NULL)
23                 pr_warn("failed to initialize soc device\n");
24
25         of_platform_populate(NULL, of_default_bus_match_table, NULL, parent);
26
27         imx_anatop_init();
28         imx6sx_pm_init();
29 }
30
31 static void __init imx6sx_init_irq(void)
32 {
33         imx_init_revision_from_anatop();
34         imx_init_l2cache();
35         imx_src_init();
36         imx_gpc_init();
37         irqchip_init();
38 }
39
40 static void __init imx6sx_init_late(void)
41 {
42         imx6q_cpuidle_init();
43
44         if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ))
45                 platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0);
46 }
47
48 static const char * const imx6sx_dt_compat[] __initconst = {
49         "fsl,imx6sx",
50         NULL,
51 };
52
53 DT_MACHINE_START(IMX6SX, "Freescale i.MX6 SoloX (Device Tree)")
54         .map_io         = debug_ll_io_init,
55         .init_irq       = imx6sx_init_irq,
56         .init_machine   = imx6sx_init_machine,
57         .dt_compat      = imx6sx_dt_compat,
58         .init_late      = imx6sx_init_late,
59 MACHINE_END