diff options
Diffstat (limited to 'kernel/arch/powerpc/platforms/44x/virtex.c')
-rw-r--r-- | kernel/arch/powerpc/platforms/44x/virtex.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/kernel/arch/powerpc/platforms/44x/virtex.c b/kernel/arch/powerpc/platforms/44x/virtex.c new file mode 100644 index 000000000..ad272c17c --- /dev/null +++ b/kernel/arch/powerpc/platforms/44x/virtex.c @@ -0,0 +1,62 @@ +/* + * Xilinx Virtex 5FXT based board support, derived from + * the Xilinx Virtex (IIpro & 4FX) based board support + * + * Copyright 2007 Secret Lab Technologies Ltd. + * Copyright 2008 Xilinx, 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 <asm/machdep.h> +#include <asm/prom.h> +#include <asm/time.h> +#include <asm/xilinx_intc.h> +#include <asm/xilinx_pci.h> +#include <asm/reg.h> +#include <asm/ppc4xx.h> +#include "44x.h" + +static const struct of_device_id xilinx_of_bus_ids[] __initconst = { + { .compatible = "simple-bus", }, + { .compatible = "xlnx,plb-v46-1.00.a", }, + { .compatible = "xlnx,plb-v46-1.02.a", }, + { .compatible = "xlnx,plb-v34-1.01.a", }, + { .compatible = "xlnx,plb-v34-1.02.a", }, + { .compatible = "xlnx,opb-v20-1.10.c", }, + { .compatible = "xlnx,dcr-v29-1.00.a", }, + { .compatible = "xlnx,compound", }, + {} +}; + +static int __init virtex_device_probe(void) +{ + of_platform_bus_probe(NULL, xilinx_of_bus_ids, NULL); + + return 0; +} +machine_device_initcall(virtex, virtex_device_probe); + +static int __init virtex_probe(void) +{ + unsigned long root = of_get_flat_dt_root(); + + if (!of_flat_dt_is_compatible(root, "xlnx,virtex440")) + return 0; + + return 1; +} + +define_machine(virtex) { + .name = "Xilinx Virtex440", + .probe = virtex_probe, + .setup_arch = xilinx_pci_init, + .init_IRQ = xilinx_intc_init_tree, + .get_irq = xilinx_intc_get_irq, + .calibrate_decr = generic_calibrate_decr, + .restart = ppc4xx_reset_system, +}; |