2 * Copyright 2011 Freescale Semiconductor, Inc.
3 * Copyright 2011 Linaro Ltd.
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:
9 * http://www.opensource.org/licenses/gpl-license.html
10 * http://www.gnu.org/copyleft/gpl.html
13 #include <linux/init.h>
14 #include <linux/irq.h>
15 #include <linux/irqdomain.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>
26 static void __init imx6q_init_machine(void)
28 of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
33 static void __init imx6q_map_io(void)
39 static void __init imx6q_gpio_add_irq_domain(struct device_node *np,
40 struct device_node *interrupt_parent)
42 static int gpio_irq_base = MXC_GPIO_IRQ_START + ARCH_NR_GPIOS -
43 32 * 7; /* imx6q gets 7 gpio ports */
45 irq_domain_add_simple(np, gpio_irq_base);
49 static const struct of_device_id imx6q_irq_match[] __initconst = {
50 { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, },
51 { .compatible = "fsl,imx6q-gpio", .data = imx6q_gpio_add_irq_domain, },
55 static void __init imx6q_init_irq(void)
57 l2x0_of_init(0, ~0UL);
60 of_irq_init(imx6q_irq_match);
63 static void __init imx6q_timer_init(void)
68 static struct sys_timer imx6q_timer = {
69 .init = imx6q_timer_init,
72 static const char *imx6q_dt_compat[] __initdata = {
73 "fsl,imx6q-sabreauto",
77 DT_MACHINE_START(IMX6Q, "Freescale i.MX6 Quad (Device Tree)")
78 .map_io = imx6q_map_io,
79 .init_irq = imx6q_init_irq,
80 .handle_irq = imx6q_handle_irq,
81 .timer = &imx6q_timer,
82 .init_machine = imx6q_init_machine,
83 .dt_compat = imx6q_dt_compat,