arch/arm/mach-imx/mach-imx6ul.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2015 Freescale Semiconductor, Inc.
   4  */
   5 #include <linux/irqchip.h>
   6 #include <linux/of_platform.h>
   7 #include <asm/mach/arch.h>
   8
   9 #include "common.h"
  10 #include "cpuidle.h"
  11 #include "hardware.h"
  12
  13 static void __init imx6ul_init_machine(void)
  14 {
  15         imx_print_silicon_rev(cpu_is_imx6ull() ? "i.MX6ULL" : "i.MX6UL",
  16                 imx_get_soc_revision());
  17
  18         of_platform_default_populate(NULL, NULL, NULL);
  19         imx_anatop_init();
  20         imx6ul_pm_init();
  21 }
  22
  23 static void __init imx6ul_init_irq(void)
  24 {
  25         imx_init_revision_from_anatop();
  26         imx_src_init();
  27         irqchip_init();
  28         imx6_pm_ccm_init("fsl,imx6ul-ccm");
  29 }
  30
  31 static void __init imx6ul_init_late(void)
  32 {
  33         imx6sx_cpuidle_init();
  34
  35         if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ))
  36                 platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0);
  37 }
  38
  39 static const char * const imx6ul_dt_compat[] __initconst = {
  40         "fsl,imx6ul",
  41         "fsl,imx6ull",
  42         "fsl,imx6ulz",
  43         NULL,
  44 };
  45
  46 DT_MACHINE_START(IMX6UL, "Freescale i.MX6 Ultralite (Device Tree)")
  47         .init_irq       = imx6ul_init_irq,
  48         .init_machine   = imx6ul_init_machine,
  49         .init_late      = imx6ul_init_late,
  50         .dt_compat      = imx6ul_dt_compat,
  51 MACHINE_END