2 * Copyright 2013 Freescale Semiconductor, Inc.
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.
10 #include <linux/irqchip.h>
12 #include <linux/of_platform.h>
13 #include <linux/mfd/syscon.h>
14 #include <linux/mfd/syscon/imx6q-iomuxc-gpr.h>
15 #include <linux/regmap.h>
16 #include <asm/mach/arch.h>
17 #include <asm/mach/map.h>
21 static void __init imx6sl_fec_init(void)
25 /* set FEC clock from internal PLL clock source */
26 gpr = syscon_regmap_lookup_by_compatible("fsl,imx6sl-iomuxc-gpr");
28 regmap_update_bits(gpr, IOMUXC_GPR1,
29 IMX6SL_GPR1_FEC_CLOCK_MUX2_SEL_MASK, 0);
30 regmap_update_bits(gpr, IOMUXC_GPR1,
31 IMX6SL_GPR1_FEC_CLOCK_MUX1_SEL_MASK, 0);
33 pr_err("failed to find fsl,imx6sl-iomux-gpr regmap\n");
37 static void __init imx6sl_init_late(void)
39 /* imx6sl reuses imx6q cpufreq driver */
40 if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ))
41 platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0);
44 static void __init imx6sl_init_machine(void)
46 struct device *parent;
48 mxc_arch_reset_init_dt();
50 parent = imx_soc_device_init();
52 pr_warn("failed to initialize soc device\n");
54 of_platform_populate(NULL, of_default_bus_match_table, NULL, parent);
58 /* Reuse imx6q pm code */
62 static void __init imx6sl_init_irq(void)
64 imx_init_revision_from_anatop();
71 static const char *imx6sl_dt_compat[] __initconst = {
76 DT_MACHINE_START(IMX6SL, "Freescale i.MX6 SoloLite (Device Tree)")
77 .map_io = debug_ll_io_init,
78 .init_irq = imx6sl_init_irq,
79 .init_machine = imx6sl_init_machine,
80 .init_late = imx6sl_init_late,
81 .dt_compat = imx6sl_dt_compat,
82 .restart = mxc_restart,