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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/powerpc/platforms/44x/ebony.c | |
parent | Initial commit. (diff) | |
download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/powerpc/platforms/44x/ebony.c')
-rw-r--r-- | arch/powerpc/platforms/44x/ebony.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/44x/ebony.c b/arch/powerpc/platforms/44x/ebony.c new file mode 100644 index 000000000..1070225f5 --- /dev/null +++ b/arch/powerpc/platforms/44x/ebony.c @@ -0,0 +1,68 @@ +/* + * Ebony board specific routines + * + * Matt Porter <mporter@kernel.crashing.org> + * Copyright 2002-2005 MontaVista Software Inc. + * + * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net> + * Copyright (c) 2003-2005 Zultys Technologies + * + * Rewritten and ported to the merged powerpc tree: + * Copyright 2007 David Gibson <dwg@au1.ibm.com>, IBM Corporation. + * + * 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/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 const struct of_device_id ebony_of_bus[] __initconst = { + { .compatible = "ibm,plb4", }, + { .compatible = "ibm,opb", }, + { .compatible = "ibm,ebc", }, + {}, +}; + +static int __init ebony_device_probe(void) +{ + of_platform_bus_probe(NULL, ebony_of_bus, NULL); + of_instantiate_rtc(); + + return 0; +} +machine_device_initcall(ebony, ebony_device_probe); + +/* + * Called very early, MMU is off, device-tree isn't unflattened + */ +static int __init ebony_probe(void) +{ + if (!of_machine_is_compatible("ibm,ebony")) + return 0; + + pci_set_flags(PCI_REASSIGN_ALL_RSRC); + + return 1; +} + +define_machine(ebony) { + .name = "Ebony", + .probe = ebony_probe, + .progress = udbg_progress, + .init_IRQ = uic_init_tree, + .get_irq = uic_get_irq, + .restart = ppc4xx_reset_system, + .calibrate_decr = generic_calibrate_decr, +}; |