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author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
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committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/powerpc/platforms/40x/walnut.c | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'arch/powerpc/platforms/40x/walnut.c')
-rw-r--r-- | arch/powerpc/platforms/40x/walnut.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/40x/walnut.c b/arch/powerpc/platforms/40x/walnut.c new file mode 100644 index 00000000..8b691df7 --- /dev/null +++ b/arch/powerpc/platforms/40x/walnut.c @@ -0,0 +1,67 @@ +/* + * Architecture- / platform-specific boot-time initialization code for + * IBM PowerPC 4xx based boards. Adapted from original + * code by Gary Thomas, Cort Dougan <cort@fsmlabs.com>, and Dan Malek + * <dan@net4x.com>. + * + * Copyright(c) 1999-2000 Grant Erickson <grant@lcse.umn.edu> + * + * Rewritten and ported to the merged powerpc tree: + * Copyright 2007 IBM Corporation + * Josh Boyer <jwboyer@linux.vnet.ibm.com> + * + * 2002 (c) MontaVista, Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#include <linux/init.h> +#include <linux/of_platform.h> +#include <linux/rtc.h> + +#include <asm/machdep.h> +#include <asm/prom.h> +#include <asm/udbg.h> +#include <asm/time.h> +#include <asm/uic.h> +#include <asm/pci-bridge.h> +#include <asm/ppc4xx.h> + +static __initdata struct of_device_id walnut_of_bus[] = { + { .compatible = "ibm,plb3", }, + { .compatible = "ibm,opb", }, + { .compatible = "ibm,ebc", }, + {}, +}; + +static int __init walnut_device_probe(void) +{ + of_platform_bus_probe(NULL, walnut_of_bus, NULL); + of_instantiate_rtc(); + + return 0; +} +machine_device_initcall(walnut, walnut_device_probe); + +static int __init walnut_probe(void) +{ + unsigned long root = of_get_flat_dt_root(); + + if (!of_flat_dt_is_compatible(root, "ibm,walnut")) + return 0; + + pci_set_flags(PCI_REASSIGN_ALL_RSRC); + + return 1; +} + +define_machine(walnut) { + .name = "Walnut", + .probe = walnut_probe, + .progress = udbg_progress, + .init_IRQ = uic_init_tree, + .get_irq = uic_get_irq, + .restart = ppc4xx_reset_system, + .calibrate_decr = generic_calibrate_decr, +}; |