diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/platforms/85xx/Kconfig | 17 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/corenet_ds.c | 5 | ||||
| -rw-r--r-- | arch/powerpc/platforms/85xx/t4240_qds.c | 98 |
4 files changed, 120 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig index a0dcd577fb0d..31dc0668a8ec 100644 --- a/arch/powerpc/platforms/85xx/Kconfig +++ b/arch/powerpc/platforms/85xx/Kconfig @@ -305,6 +305,23 @@ config PPC_QEMU_E500 unset based on the emulated CPU (or actual host CPU in the case of KVM). +if PPC64 + +config T4240_QDS + bool "Freescale T4240 QDS" + select DEFAULT_UIMAGE + select E500 + select PPC_E500MC + select PHYS_64BIT + select SWIOTLB + select ARCH_REQUIRE_GPIOLIB + select GPIO_MPC8XXX + select HAS_RAPIDIO + select PPC_EPAPR_HV_PIC + help + This option enables support for the T4240 QDS board + +endif endif # FSL_SOC_BOOKE config TQM85xx diff --git a/arch/powerpc/platforms/85xx/Makefile b/arch/powerpc/platforms/85xx/Makefile index 07d0dbb141c0..712e23313bb6 100644 --- a/arch/powerpc/platforms/85xx/Makefile +++ b/arch/powerpc/platforms/85xx/Makefile @@ -22,6 +22,7 @@ obj-$(CONFIG_P3041_DS) += p3041_ds.o corenet_ds.o obj-$(CONFIG_P4080_DS) += p4080_ds.o corenet_ds.o obj-$(CONFIG_P5020_DS) += p5020_ds.o corenet_ds.o obj-$(CONFIG_P5040_DS) += p5040_ds.o corenet_ds.o +obj-$(CONFIG_T4240_QDS) += t4240_qds.o corenet_ds.o obj-$(CONFIG_STX_GP3) += stx_gp3.o obj-$(CONFIG_TQM85xx) += tqm85xx.o obj-$(CONFIG_SBC8548) += sbc8548.o diff --git a/arch/powerpc/platforms/85xx/corenet_ds.c b/arch/powerpc/platforms/85xx/corenet_ds.c index 6f355d8c92f6..c59c617eee93 100644 --- a/arch/powerpc/platforms/85xx/corenet_ds.c +++ b/arch/powerpc/platforms/85xx/corenet_ds.c @@ -40,7 +40,7 @@ void __init corenet_ds_pic_init(void) if (ppc_md.get_irq == mpic_get_coreint_irq) flags |= MPIC_ENABLE_COREINT; - mpic = mpic_alloc(NULL, 0, flags, 0, 256, " OpenPIC "); + mpic = mpic_alloc(NULL, 0, flags, 0, 512, " OpenPIC "); BUG_ON(mpic == NULL); mpic_init(mpic); @@ -83,6 +83,9 @@ static const struct of_device_id of_device_ids[] = { { .compatible = "fsl,qoriq-pcie-v2.4", }, + { + .compatible = "fsl,qoriq-pcie-v3.0", + }, /* The following two are for the Freescale hypervisor */ { .name = "hypervisor", diff --git a/arch/powerpc/platforms/85xx/t4240_qds.c b/arch/powerpc/platforms/85xx/t4240_qds.c new file mode 100644 index 000000000000..5998e9f33304 --- /dev/null +++ b/arch/powerpc/platforms/85xx/t4240_qds.c @@ -0,0 +1,98 @@ +/* + * 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 |