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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-02 04:08:03 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-02 04:08:03 (GMT) |
commit | 994c0e992522c123298b4a91b72f5e67ba2d1123 (patch) | |
tree | 411952f844b8e1d5ef2854e44df793529078d3eb /arch/arm/mach-imx/mach-imx6q.c | |
parent | 367069f16e32e188d4687fe2c3e30f2ca583836f (diff) | |
parent | abc3f126ac736280c68db6472eb0040ddf6e1b1f (diff) | |
download | linux-fsl-qoriq-994c0e992522c123298b4a91b72f5e67ba2d1123.tar.xz |
Merge branch 'next/soc' of git://git.linaro.org/people/arnd/arm-soc
* 'next/soc' of git://git.linaro.org/people/arnd/arm-soc: (21 commits)
MAINTAINERS: add ARM/FREESCALE IMX6 entry
arm/imx: merge i.MX3 and i.MX6
arm/imx6q: add suspend/resume support
arm/imx6q: add device tree machine support
arm/imx6q: add smp and cpu hotplug support
arm/imx6q: add core drivers clock, gpc, mmdc and src
arm/imx: add gic_handle_irq function
arm/imx6q: add core definitions and low-level debug uart
arm/imx6q: add device tree source
ARM: highbank: add suspend support
ARM: highbank: Add cpu hotplug support
ARM: highbank: add SMP support
MAINTAINERS: add Calxeda Highbank ARM platform
ARM: add Highbank core platform support
ARM: highbank: add devicetree source
ARM: l2x0: add empty l2x0_of_init
picoxcell: add a definition of VMALLOC_END
picoxcell: remove custom ioremap implementation
picoxcell: add the DTS for the PC7302 board
picoxcell: add the DTS for pc3x2 and pc3x3 devices
...
Fix up trivial conflicts in arch/arm/Kconfig, and some more header file
conflicts in arch/arm/mach-omap2/board-generic.c (as per an ealier merge
by Arnd).
Diffstat (limited to 'arch/arm/mach-imx/mach-imx6q.c')
-rw-r--r-- | arch/arm/mach-imx/mach-imx6q.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c new file mode 100644 index 0000000..8bf5fa3 --- /dev/null +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -0,0 +1,84 @@ +/* + * Copyright 2011 Freescale Semiconductor, Inc. + * Copyright 2011 Linaro Ltd. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include <linux/init.h> +#include <linux/irq.h> +#include <linux/irqdomain.h> +#include <linux/of.h> +#include <linux/of_irq.h> +#include <linux/of_platform.h> +#include <asm/hardware/cache-l2x0.h> +#include <asm/hardware/gic.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> +#include <mach/common.h> +#include <mach/hardware.h> + +static void __init imx6q_init_machine(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + + imx6q_pm_init(); +} + +static void __init imx6q_map_io(void) +{ + imx_lluart_map_io(); + imx_scu_map_io(); +} + +static void __init imx6q_gpio_add_irq_domain(struct device_node *np, + struct device_node *interrupt_parent) +{ + static int gpio_irq_base = MXC_GPIO_IRQ_START + ARCH_NR_GPIOS - + 32 * 7; /* imx6q gets 7 gpio ports */ + + irq_domain_add_simple(np, gpio_irq_base); + gpio_irq_base += 32; +} + +static const struct of_device_id imx6q_irq_match[] __initconst = { + { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, }, + { .compatible = "fsl,imx6q-gpio", .data = imx6q_gpio_add_irq_domain, }, + { /* sentinel */ } +}; + +static void __init imx6q_init_irq(void) +{ + l2x0_of_init(0, ~0UL); + imx_src_init(); + imx_gpc_init(); + of_irq_init(imx6q_irq_match); +} + +static void __init imx6q_timer_init(void) +{ + mx6q_clocks_init(); +} + +static struct sys_timer imx6q_timer = { + .init = imx6q_timer_init, +}; + +static const char *imx6q_dt_compat[] __initdata = { + "fsl,imx6q-sabreauto", + NULL, +}; + +DT_MACHINE_START(IMX6Q, "Freescale i.MX6 Quad (Device Tree)") + .map_io = imx6q_map_io, + .init_irq = imx6q_init_irq, + .handle_irq = imx6q_handle_irq, + .timer = &imx6q_timer, + .init_machine = imx6q_init_machine, + .dt_compat = imx6q_dt_compat, +MACHINE_END |