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82 lines
1.9 KiB
82 lines
1.9 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Copyright 2013 Freescale Semiconductor, Inc. |
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*/ |
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#include <linux/irqchip.h> |
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#include <linux/of_platform.h> |
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#include <linux/mfd/syscon.h> |
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#include <linux/mfd/syscon/imx6q-iomuxc-gpr.h> |
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#include <linux/regmap.h> |
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#include <asm/mach/arch.h> |
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#include <asm/mach/map.h> |
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#include "common.h" |
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#include "cpuidle.h" |
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#include "hardware.h" |
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static void __init imx6sl_fec_init(void) |
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{ |
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struct regmap *gpr; |
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/* set FEC clock from internal PLL clock source */ |
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gpr = syscon_regmap_lookup_by_compatible("fsl,imx6sl-iomuxc-gpr"); |
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if (!IS_ERR(gpr)) { |
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regmap_update_bits(gpr, IOMUXC_GPR1, |
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IMX6SL_GPR1_FEC_CLOCK_MUX2_SEL_MASK, 0); |
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regmap_update_bits(gpr, IOMUXC_GPR1, |
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IMX6SL_GPR1_FEC_CLOCK_MUX1_SEL_MASK, 0); |
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} else { |
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pr_err("failed to find fsl,imx6sl-iomux-gpr regmap\n"); |
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} |
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} |
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static void __init imx6sl_init_late(void) |
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{ |
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/* imx6sl reuses imx6q cpufreq driver */ |
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if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ)) |
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platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0); |
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if (IS_ENABLED(CONFIG_SOC_IMX6SL) && cpu_is_imx6sl()) |
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imx6sl_cpuidle_init(); |
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else if (IS_ENABLED(CONFIG_SOC_IMX6SLL)) |
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imx6sx_cpuidle_init(); |
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} |
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static void __init imx6sl_init_machine(void) |
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{ |
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of_platform_default_populate(NULL, NULL, NULL); |
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if (cpu_is_imx6sl()) |
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imx6sl_fec_init(); |
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imx_anatop_init(); |
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imx6sl_pm_init(); |
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} |
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static void __init imx6sl_init_irq(void) |
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{ |
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imx_gpc_check_dt(); |
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imx_init_revision_from_anatop(); |
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imx_init_l2cache(); |
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imx_src_init(); |
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irqchip_init(); |
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if (cpu_is_imx6sl()) |
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imx6_pm_ccm_init("fsl,imx6sl-ccm"); |
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else |
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imx6_pm_ccm_init("fsl,imx6sll-ccm"); |
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} |
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static const char * const imx6sl_dt_compat[] __initconst = { |
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"fsl,imx6sl", |
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"fsl,imx6sll", |
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NULL, |
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}; |
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DT_MACHINE_START(IMX6SL, "Freescale i.MX6 SoloLite (Device Tree)") |
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.l2c_aux_val = 0, |
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.l2c_aux_mask = ~0, |
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.init_irq = imx6sl_init_irq, |
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.init_machine = imx6sl_init_machine, |
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.init_late = imx6sl_init_late, |
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.dt_compat = imx6sl_dt_compat, |
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MACHINE_END
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