projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 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" | |
| 751f7e99 | 20 | #include "cpuidle.h" |
| 31a2fbf7 | 21 | |
| a9aec30d FD |
22 | static void __init imx6sl_fec_init(void) |
| 23 | { | |
| 24 | struct regmap *gpr; | |
| 25 | ||
| 26 | /* set FEC clock from internal PLL clock source */ | |
| 27 | gpr = syscon_regmap_lookup_by_compatible("fsl,imx6sl-iomuxc-gpr"); | |
| 28 | if (!IS_ERR(gpr)) { | |
| 29 | regmap_update_bits(gpr, IOMUXC_GPR1, | |
| 30 | IMX6SL_GPR1_FEC_CLOCK_MUX2_SEL_MASK, 0); | |
| 31 | regmap_update_bits(gpr, IOMUXC_GPR1, | |
| 32 | IMX6SL_GPR1_FEC_CLOCK_MUX1_SEL_MASK, 0); | |
| 33 | } else { | |
| 34 | pr_err("failed to find fsl,imx6sl-iomux-gpr regmap\n"); | |
| 35 | } | |
| 36 | } | |
| 37 | ||
| 1ed4aaeb JT |
38 | static void __init imx6sl_init_late(void) |
| 39 | { | |
| 40 | /* imx6sl reuses imx6q cpufreq driver */ | |
| 41 | if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ)) | |
| 42 | platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0); | |
| 751f7e99 AH |
43 | |
| 44 | imx6sl_cpuidle_init(); | |
| 1ed4aaeb JT |
45 | } |
| 46 | ||
| 31a2fbf7 SG |
47 | static void __init imx6sl_init_machine(void) |
| 48 | { | |
| a2887546 SG |
49 | struct device *parent; |
| 50 | ||
| a2887546 SG |
51 | parent = imx_soc_device_init(); |
| 52 | if (parent == NULL) | |
| 53 | pr_warn("failed to initialize soc device\n"); | |
| 54 | ||
| 55 | of_platform_populate(NULL, of_default_bus_match_table, NULL, parent); | |
| a9aec30d FD |
56 | |
| 57 | imx6sl_fec_init(); | |
| 9ba64fe3 | 58 | imx_anatop_init(); |
| df595746 | 59 | imx6sl_pm_init(); |
| 31a2fbf7 SG |
60 | } |
| 61 | ||
| 62 | static void __init imx6sl_init_irq(void) | |
| 63 | { | |
| 14517564 | 64 | imx_gpc_check_dt(); |
| d8ce823f | 65 | imx_init_revision_from_anatop(); |
| 73dada7f | 66 | imx_init_l2cache(); |
| 31a2fbf7 | 67 | imx_src_init(); |
| 31a2fbf7 | 68 | irqchip_init(); |
| 35e2916f | 69 | imx6_pm_ccm_init("fsl,imx6sl-ccm"); |
| 31a2fbf7 SG |
70 | } |
| 71 | ||
| 8756dd92 | 72 | static const char * const imx6sl_dt_compat[] __initconst = { |
| 31a2fbf7 SG |
73 | "fsl,imx6sl", |
| 74 | NULL, | |
| 75 | }; | |
| 76 | ||
| 77 | DT_MACHINE_START(IMX6SL, "Freescale i.MX6 SoloLite (Device Tree)") | |
| 31a2fbf7 | 78 | .init_irq = imx6sl_init_irq, |
| 31a2fbf7 | 79 | .init_machine = imx6sl_init_machine, |
| 1ed4aaeb | 80 | .init_late = imx6sl_init_late, |
| 31a2fbf7 | 81 | .dt_compat = imx6sl_dt_compat, |
| 31a2fbf7 | 82 | MACHINE_END |