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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-01-31 13:37:27 +1100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-01-31 13:37:27 +1100 |
commit | 8af03e782cae1e0a0f530ddd22301cdd12cf9dc0 (patch) | |
tree | c4af13a38bd3cc1a811a37f2358491f171052070 /arch/powerpc/platforms/83xx/sbc834x.c | |
parent | 6232665040f9a23fafd9d94d4ae8d5a2dc850f65 (diff) | |
parent | 99e139126ab2e84be67969650f92eb37c12ab5cd (diff) |
Merge branch 'for-2.6.25' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'for-2.6.25' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (454 commits)
[POWERPC] Cell IOMMU fixed mapping support
[POWERPC] Split out the ioid fetching/checking logic
[POWERPC] Add support to cell_iommu_setup_page_tables() for multiple windows
[POWERPC] Split out the IOMMU logic from cell_dma_dev_setup()
[POWERPC] Split cell_iommu_setup_hardware() into two parts
[POWERPC] Split out the logic that allocates struct iommus
[POWERPC] Allocate the hash table under 1G on cell
[POWERPC] Add set_dma_ops() to match get_dma_ops()
[POWERPC] 83xx: Clean up / convert mpc83xx board DTS files to v1 format.
[POWERPC] 85xx: Only invalidate TLB0 and TLB1
[POWERPC] 83xx: Fix typo in mpc837x compatible entries
[POWERPC] 85xx: convert sbc85* boards to use machine_device_initcall
[POWERPC] 83xx: rework platform Kconfig
[POWERPC] 85xx: rework platform Kconfig
[POWERPC] 86xx: Remove unused IRQ defines
[POWERPC] QE: Explicitly set address-cells and size cells for muram
[POWERPC] Convert StorCenter DTS file to /dts-v1/ format.
[POWERPC] 86xx: Convert all 86xx DTS files to /dts-v1/ format.
[PPC] Remove 85xx from arch/ppc
[PPC] Remove 83xx from arch/ppc
...
Diffstat (limited to 'arch/powerpc/platforms/83xx/sbc834x.c')
-rw-r--r-- | arch/powerpc/platforms/83xx/sbc834x.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/83xx/sbc834x.c b/arch/powerpc/platforms/83xx/sbc834x.c new file mode 100644 index 000000000000..cf382474a83d --- /dev/null +++ b/arch/powerpc/platforms/83xx/sbc834x.c @@ -0,0 +1,115 @@ +/* + * arch/powerpc/platforms/83xx/sbc834x.c + * + * Wind River SBC834x board specific routines + * + * By Paul Gortmaker (see MAINTAINERS for contact information) + * + * Based largely on the mpc834x_mds.c support by Kumar Gala. + * + * 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/init.h> +#include <linux/errno.h> +#include <linux/reboot.h> +#include <linux/pci.h> +#include <linux/kdev_t.h> +#include <linux/major.h> +#include <linux/console.h> +#include <linux/delay.h> +#include <linux/seq_file.h> +#include <linux/root_dev.h> +#include <linux/of_platform.h> + +#include <asm/system.h> +#include <asm/atomic.h> +#include <asm/time.h> +#include <asm/io.h> +#include <asm/machdep.h> +#include <asm/ipic.h> +#include <asm/irq.h> +#include <asm/prom.h> +#include <asm/udbg.h> +#include <sysdev/fsl_soc.h> + +#include "mpc83xx.h" + +/* ************************************************************************ + * + * Setup the architecture + * + */ +static void __init sbc834x_setup_arch(void) +{ +#ifdef CONFIG_PCI + struct device_node *np; +#endif + + if (ppc_md.progress) + ppc_md.progress("sbc834x_setup_arch()", 0); + +#ifdef CONFIG_PCI + for_each_compatible_node(np, "pci", "fsl,mpc8349-pci") + mpc83xx_add_bridge(np); +#endif + +} + +static void __init sbc834x_init_IRQ(void) +{ + struct device_node *np; + + np = of_find_node_by_type(NULL, "ipic"); + if (!np) + return; + + ipic_init(np, 0); + + /* Initialize the default interrupt mapping priorities, + * in case the boot rom changed something on us. + */ + ipic_set_default_priority(); + + of_node_put(np); +} + +static struct __initdata of_device_id sbc834x_ids[] = { + { .type = "soc", }, + { .compatible = "soc", }, + {}, +}; + +static int __init sbc834x_declare_of_platform_devices(void) +{ + of_platform_bus_probe(NULL, sbc834x_ids, NULL); + return 0; +} +machine_device_initcall(sbc834x, sbc834x_declare_of_platform_devices); + +/* + * Called very early, MMU is off, device-tree isn't unflattened + */ +static int __init sbc834x_probe(void) +{ + unsigned long root = of_get_flat_dt_root(); + + return of_flat_dt_is_compatible(root, "SBC834x"); +} + +define_machine(sbc834x) { + .name = "SBC834x", + .probe = sbc834x_probe, + .setup_arch = sbc834x_setup_arch, + .init_IRQ = sbc834x_init_IRQ, + .get_irq = ipic_get_irq, + .restart = mpc83xx_restart, + .time_init = mpc83xx_time_init, + .calibrate_decr = generic_calibrate_decr, + .progress = udbg_progress, +}; |