| /* |
| * T4240 QDS Setup |
| * |
| * Maintained by Kumar Gala (see MAINTAINERS for contact information) |
| * |
| * Copyright 2012 Freescale Semiconductor Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation; either version 2 of the License, or (at your |
| * option) any later version. |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/pci.h> |
| #include <linux/kdev_t.h> |
| #include <linux/delay.h> |
| #include <linux/interrupt.h> |
| #include <linux/phy.h> |
| |
| #include <asm/time.h> |
| #include <asm/machdep.h> |
| #include <asm/pci-bridge.h> |
| #include <mm/mmu_decl.h> |
| #include <asm/prom.h> |
| #include <asm/udbg.h> |
| #include <asm/mpic.h> |
| |
| #include <linux/of_platform.h> |
| #include <sysdev/fsl_soc.h> |
| #include <sysdev/fsl_pci.h> |
| #include <asm/ehv_pic.h> |
| |
| #include "corenet_ds.h" |
| |
| /* |
| * Called very early, device-tree isn't unflattened |
| */ |
| static int __init t4240_qds_probe(void) |
| { |
| unsigned long root = of_get_flat_dt_root(); |
| #ifdef CONFIG_SMP |
| extern struct smp_ops_t smp_85xx_ops; |
| #endif |
| |
| if (of_flat_dt_is_compatible(root, "fsl,T4240QDS")) |
| return 1; |
| |
| /* Check if we're running under the Freescale hypervisor */ |
| if (of_flat_dt_is_compatible(root, "fsl,T4240QDS-hv")) { |
| ppc_md.init_IRQ = ehv_pic_init; |
| ppc_md.get_irq = ehv_pic_get_irq; |
| ppc_md.restart = fsl_hv_restart; |
| ppc_md.power_off = fsl_hv_halt; |
| ppc_md.halt = fsl_hv_halt; |
| #ifdef CONFIG_SMP |
| /* |
| * Disable the timebase sync operations because we can't write |
| * to the timebase registers under the hypervisor. |
| */ |
| smp_85xx_ops.give_timebase = NULL; |
| smp_85xx_ops.take_timebase = NULL; |
| #endif |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| define_machine(t4240_qds) { |
| .name = "T4240 QDS", |
| .probe = t4240_qds_probe, |
| .setup_arch = corenet_ds_setup_arch, |
| .init_IRQ = corenet_ds_pic_init, |
| #ifdef CONFIG_PCI |
| .pcibios_fixup_bus = fsl_pcibios_fixup_bus, |
| #endif |
| /* coreint doesn't play nice with lazy EE, use legacy mpic for now */ |
| #ifdef CONFIG_PPC64 |
| .get_irq = mpic_get_irq, |
| #else |
| .get_irq = mpic_get_coreint_irq, |
| #endif |
| .restart = fsl_rstcr_restart, |
| .calibrate_decr = generic_calibrate_decr, |
| .progress = udbg_progress, |
| #ifdef CONFIG_PPC64 |
| .power_save = book3e_idle, |
| #else |
| .power_save = e500_idle, |
| #endif |
| }; |
| |
| machine_arch_initcall(t4240_qds, corenet_ds_publish_devices); |
| |
| #ifdef CONFIG_SWIOTLB |
| machine_arch_initcall(t4240_qds, swiotlb_setup_bus_notifier); |
| #endif |
