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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 22:59:39 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 22:59:39 -0700 |
commit | 184475029a724b6b900d88fc3a5f462a6107d5af (patch) | |
tree | 408320b46df221a2424bf94282b1b8e5b7aff7a1 /arch/powerpc/platforms/85xx/p1010rdb.c | |
parent | 3b76eefe0f970c2e19f165d4a1650abc523d10bc (diff) | |
parent | f1f4ee01c0d3dce0e3aa7d04e4332677db7af478 (diff) |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (99 commits)
drivers/virt: add missing linux/interrupt.h to fsl_hypervisor.c
powerpc/85xx: fix mpic configuration in CAMP mode
powerpc: Copy back TIF flags on return from softirq stack
powerpc/64: Make server perfmon only built on ppc64 server devices
powerpc/pseries: Fix hvc_vio.c build due to recent changes
powerpc: Exporting boot_cpuid_phys
powerpc: Add CFAR to oops output
hvc_console: Add kdb support
powerpc/pseries: Fix hvterm_raw_get_chars to accept < 16 chars, fixing xmon
powerpc/irq: Quieten irq mapping printks
powerpc: Enable lockup and hung task detectors in pseries and ppc64 defeconfigs
powerpc: Add mpt2sas driver to pseries and ppc64 defconfig
powerpc: Disable IRQs off tracer in ppc64 defconfig
powerpc: Sync pseries and ppc64 defconfigs
powerpc/pseries/hvconsole: Fix dropped console output
hvc_console: Improve tty/console put_chars handling
powerpc/kdump: Fix timeout in crash_kexec_wait_realmode
powerpc/mm: Fix output of total_ram.
powerpc/cpufreq: Add cpufreq driver for Momentum Maple boards
powerpc: Correct annotations of pmu registration functions
...
Fix up trivial Kconfig/Makefile conflicts in arch/powerpc, drivers, and
drivers/cpufreq
Diffstat (limited to 'arch/powerpc/platforms/85xx/p1010rdb.c')
-rw-r--r-- | arch/powerpc/platforms/85xx/p1010rdb.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/85xx/p1010rdb.c b/arch/powerpc/platforms/85xx/p1010rdb.c new file mode 100644 index 000000000000..d7387fa7f534 --- /dev/null +++ b/arch/powerpc/platforms/85xx/p1010rdb.c @@ -0,0 +1,122 @@ +/* + * P1010RDB Board Setup + * + * Copyright 2011 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/stddef.h> +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/of_platform.h> + +#include <asm/system.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 <sysdev/fsl_soc.h> +#include <sysdev/fsl_pci.h> + +void __init p1010_rdb_pic_init(void) +{ + struct mpic *mpic; + struct resource r; + struct device_node *np; + + np = of_find_node_by_type(NULL, "open-pic"); + if (np == NULL) { + printk(KERN_ERR "Could not find open-pic node\n"); + return; + } + + if (of_address_to_resource(np, 0, &r)) { + printk(KERN_ERR "Failed to map mpic register space\n"); + of_node_put(np); + return; + } + + mpic = mpic_alloc(np, r.start, MPIC_PRIMARY | MPIC_WANTS_RESET | + MPIC_BIG_ENDIAN | MPIC_BROKEN_FRR_NIRQS | MPIC_SINGLE_DEST_CPU, + 0, 256, " OpenPIC "); + + BUG_ON(mpic == NULL); + of_node_put(np); + + mpic_init(mpic); + +} + + +/* + * Setup the architecture + */ +static void __init p1010_rdb_setup_arch(void) +{ +#ifdef CONFIG_PCI + struct device_node *np; +#endif + + if (ppc_md.progress) + ppc_md.progress("p1010_rdb_setup_arch()", 0); + +#ifdef CONFIG_PCI + for_each_node_by_type(np, "pci") { + if (of_device_is_compatible(np, "fsl,p1010-pcie")) + fsl_add_bridge(np, 0); + } + +#endif + + printk(KERN_INFO "P1010 RDB board from Freescale Semiconductor\n"); +} + +static struct of_device_id __initdata p1010rdb_ids[] = { + { .type = "soc", }, + { .compatible = "soc", }, + { .compatible = "simple-bus", }, + {}, +}; + +static int __init p1010rdb_publish_devices(void) +{ + return of_platform_bus_probe(NULL, p1010rdb_ids, NULL); +} +machine_device_initcall(p1010_rdb, p1010rdb_publish_devices); +machine_arch_initcall(p1010_rdb, swiotlb_setup_bus_notifier); + +/* + * Called very early, device-tree isn't unflattened + */ +static int __init p1010_rdb_probe(void) +{ + unsigned long root = of_get_flat_dt_root(); + + if (of_flat_dt_is_compatible(root, "fsl,P1010RDB")) + return 1; + return 0; +} + +define_machine(p1010_rdb) { + .name = "P1010 RDB", + .probe = p1010_rdb_probe, + .setup_arch = p1010_rdb_setup_arch, + .init_IRQ = p1010_rdb_pic_init, +#ifdef CONFIG_PCI + .pcibios_fixup_bus = fsl_pcibios_fixup_bus, +#endif + .get_irq = mpic_get_irq, + .restart = fsl_rstcr_restart, + .calibrate_decr = generic_calibrate_decr, + .progress = udbg_progress, +}; |