diff options
Diffstat (limited to 'arch/powerpc/platforms/83xx')
| -rw-r--r-- | arch/powerpc/platforms/83xx/Kconfig | 12 | ||||
| -rw-r--r-- | arch/powerpc/platforms/83xx/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/83xx/mpc8313_rdb.c | 99 |
3 files changed, 112 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/83xx/Kconfig b/arch/powerpc/platforms/83xx/Kconfig index edcd5b875b6..46883c5136a 100644 --- a/arch/powerpc/platforms/83xx/Kconfig +++ b/arch/powerpc/platforms/83xx/Kconfig @@ -5,6 +5,12 @@ choice prompt "Machine Type" default MPC834x_SYS +config MPC8313_RDB + bool "Freescale MPC8313 RDB" + select DEFAULT_UIMAGE + help + This option enables support for the MPC8313 RDB board. + config MPC832x_MDS bool "Freescale MPC832x MDS" select DEFAULT_UIMAGE @@ -41,6 +47,12 @@ config MPC8360E_PB endchoice +config PPC_MPC831x + bool + select PPC_UDBG_16550 + select PPC_INDIRECT_PCI + default y if MPC8313_RDB + config PPC_MPC832x bool select PPC_UDBG_16550 diff --git a/arch/powerpc/platforms/83xx/Makefile b/arch/powerpc/platforms/83xx/Makefile index f1aa7e24a93..0b732a79c0a 100644 --- a/arch/powerpc/platforms/83xx/Makefile +++ b/arch/powerpc/platforms/83xx/Makefile @@ -3,6 +3,7 @@ # obj-y := misc.o obj-$(CONFIG_PCI) += pci.o +obj-$(CONFIG_MPC8313_RDB) += mpc8313_rdb.o obj-$(CONFIG_MPC834x_SYS) += mpc834x_sys.o obj-$(CONFIG_MPC834x_ITX) += mpc834x_itx.o obj-$(CONFIG_MPC8360E_PB) += mpc8360e_pb.o diff --git a/arch/powerpc/platforms/83xx/mpc8313_rdb.c b/arch/powerpc/platforms/83xx/mpc8313_rdb.c new file mode 100644 index 00000000000..c3b98c34eb6 --- /dev/null +++ b/arch/powerpc/platforms/83xx/mpc8313_rdb.c @@ -0,0 +1,99 @@ +/* + * arch/powerpc/platforms/83xx/mpc8313_rdb.c + * + * Description: MPC8313x RDB board specific routines. + * This file is based on mpc834x_sys.c + * Author: Lo Wlison <r43300@freescale.com> + * + * Copyright (C) Freescale Semiconductor, Inc. 2006. All rights reserved. + * + * 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/pci.h> + +#include <asm/time.h> +#include <asm/ipic.h> +#include <asm/udbg.h> + +#include "mpc83xx.h" + +#undef DEBUG +#ifdef DEBUG +#define DBG(fmt...) udbg_printf(fmt) +#else +#define DBG(fmt...) +#endif + +#ifndef CONFIG_PCI +unsigned long isa_io_base = 0; +unsigned long isa_mem_base = 0; +#endif + +/* ************************************************************************ + * + * Setup the architecture + * + */ +static void __init mpc8313_rdb_setup_arch(void) +{ + struct device_node *np; + + if (ppc_md.progress) + ppc_md.progress("mpc8313_rdb_setup_arch()", 0); + +#ifdef CONFIG_PCI + for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) + add_bridge(np); + + ppc_md.pci_exclude_device = mpc83xx_exclude_device; +#endif +} + +void __init mpc8313_rdb_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(); +} + +/* + * Called very early, MMU is off, device-tree isn't unflattened + */ +static int __init mpc8313_rdb_probe(void) +{ + char *model = of_get_flat_dt_prop(of_get_flat_dt_root(), + "model", NULL); + if (model == NULL) + return 0; + if (strcmp(model, "MPC8313ERDB")) + return 0; + + DBG("MPC8313 RDB found\n"); + + return 1; +} + +define_machine(mpc8313_rdb) { + .name = "MPC8313 RDB", + .probe = mpc8313_rdb_probe, + .setup_arch = mpc8313_rdb_setup_arch, + .init_IRQ = mpc8313_rdb_init_IRQ, + .get_irq = ipic_get_irq, + .restart = mpc83xx_restart, + .time_init = mpc83xx_time_init, + .calibrate_decr = generic_calibrate_decr, + .progress = udbg_progress, +}; |