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31a2fbf7 SG |
1 | /* |
2 | * Copyright 2013 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 | ||
10 | #include <linux/irqchip.h> | |
11 | #include <linux/of.h> | |
12 | #include <linux/of_platform.h> | |
a9aec30d FD |
13 | #include <linux/mfd/syscon.h> |
14 | #include <linux/mfd/syscon/imx6q-iomuxc-gpr.h> | |
15 | #include <linux/regmap.h> | |
31a2fbf7 SG |
16 | #include <asm/mach/arch.h> |
17 | #include <asm/mach/map.h> | |
18 | ||
19 | #include "common.h" | |
20 | ||
a9aec30d FD |
21 | static void __init imx6sl_fec_init(void) |
22 | { | |
23 | struct regmap *gpr; | |
24 | ||
25 | /* set FEC clock from internal PLL clock source */ | |
26 | gpr = syscon_regmap_lookup_by_compatible("fsl,imx6sl-iomuxc-gpr"); | |
27 | if (!IS_ERR(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); | |
32 | } else { | |
33 | pr_err("failed to find fsl,imx6sl-iomux-gpr regmap\n"); | |
34 | } | |
35 | } | |
36 | ||
31a2fbf7 SG |
37 | static void __init imx6sl_init_machine(void) |
38 | { | |
a2887546 SG |
39 | struct device *parent; |
40 | ||
31a2fbf7 SG |
41 | mxc_arch_reset_init_dt(); |
42 | ||
a2887546 SG |
43 | parent = imx_soc_device_init(); |
44 | if (parent == NULL) | |
45 | pr_warn("failed to initialize soc device\n"); | |
46 | ||
47 | of_platform_populate(NULL, of_default_bus_match_table, NULL, parent); | |
a9aec30d FD |
48 | |
49 | imx6sl_fec_init(); | |
31a2fbf7 SG |
50 | } |
51 | ||
52 | static void __init imx6sl_init_irq(void) | |
53 | { | |
d8ce823f | 54 | imx_init_revision_from_anatop(); |
73dada7f | 55 | imx_init_l2cache(); |
31a2fbf7 SG |
56 | imx_src_init(); |
57 | imx_gpc_init(); | |
58 | irqchip_init(); | |
59 | } | |
60 | ||
31a2fbf7 SG |
61 | static const char *imx6sl_dt_compat[] __initdata = { |
62 | "fsl,imx6sl", | |
63 | NULL, | |
64 | }; | |
65 | ||
66 | DT_MACHINE_START(IMX6SL, "Freescale i.MX6 SoloLite (Device Tree)") | |
67 | .map_io = debug_ll_io_init, | |
68 | .init_irq = imx6sl_init_irq, | |
31a2fbf7 SG |
69 | .init_machine = imx6sl_init_machine, |
70 | .dt_compat = imx6sl_dt_compat, | |
71 | .restart = mxc_restart, | |
72 | MACHINE_END |