diff options
Diffstat (limited to 'arch/powerpc/platforms/85xx/mpc8544_ds.c')
| -rw-r--r-- | arch/powerpc/platforms/85xx/mpc8544_ds.c | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/arch/powerpc/platforms/85xx/mpc8544_ds.c b/arch/powerpc/platforms/85xx/mpc8544_ds.c deleted file mode 100644 index bec84ffe708..00000000000 --- a/arch/powerpc/platforms/85xx/mpc8544_ds.c +++ /dev/null @@ -1,144 +0,0 @@ -/* - * MPC8544 DS Board Setup - * - * Author Xianghua Xiao (x.xiao@freescale.com) - * Copyright 2007 Freescale Semiconductor Inc. - * - * 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/kdev_t.h> -#include <linux/delay.h> -#include <linux/seq_file.h> - -#include <asm/system.h> -#include <asm/time.h> -#include <asm/machdep.h> -#include <asm/mpc85xx.h> -#include <mm/mmu_decl.h> -#include <asm/prom.h> -#include <asm/udbg.h> -#include <asm/mpic.h> -#include <asm/i8259.h> - -#include <sysdev/fsl_soc.h> -#include "mpc85xx.h" - -#undef DEBUG - -#ifdef DEBUG -#define DBG(fmt, args...) printk(KERN_ERR "%s: " fmt, __FUNCTION__, ## args) -#else -#define DBG(fmt, args...) -#endif - - -void __init mpc8544_ds_pic_init(void) -{ - struct mpic *mpic; - struct resource r; - struct device_node *np = NULL; -#ifdef CONFIG_PPC_I8259 - struct device_node *cascade_node = NULL; - int cascade_irq; -#endif - - np = of_find_node_by_type(np, "open-pic"); - - if (np == NULL) { - printk(KERN_ERR "Could not find open-pic node\n"); - return; - } - - if (of_address_to_resource(np, 0, &r)) { - printk(KERN_ERR "Failed to map mpic register space\n"); - of_node_put(np); - return; - } - - /* Alloc mpic structure and per isu has 16 INT entries. */ - mpic = mpic_alloc(np, r.start, - MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN, - 16, 64, " OPENPIC "); - BUG_ON(mpic == NULL); - - /* - * 48 Internal Interrupts - */ - mpic_assign_isu(mpic, 0, r.start + 0x10200); - mpic_assign_isu(mpic, 1, r.start + 0x10400); - mpic_assign_isu(mpic, 2, r.start + 0x10600); - - /* - * 16 External interrupts - */ - mpic_assign_isu(mpic, 3, r.start + 0x10000); - - mpic_init(mpic); - -#ifdef CONFIG_PPC_I8259 - /* Initialize the i8259 controller */ - for_each_node_by_type(np, "interrupt-controller") - if (of_device_is_compatible(np, "chrp,iic")) { - cascade_node = np; - break; - } - - if (cascade_node == NULL) { - printk(KERN_DEBUG "Could not find i8259 PIC\n"); - return; - } - - cascade_irq = irq_of_parse_and_map(cascade_node, 0); - if (cascade_irq == NO_IRQ) { - printk(KERN_ERR "Failed to map cascade interrupt\n"); - return; - } - - DBG("mpc8544ds: cascade mapped to irq %d\n", cascade_irq); - - i8259_init(cascade_node, 0); - of_node_put(cascade_node); - - set_irq_chained_handler(cascade_irq, mpc8544_8259_cascade); -#endif /* CONFIG_PPC_I8259 */ -} - - -/* - * Setup the architecture - */ -static void __init mpc8544_ds_setup_arch(void) -{ - if (ppc_md.progress) - ppc_md.progress("mpc8544_ds_setup_arch()", 0); - - printk("MPC8544 DS board from Freescale Semiconductor\n"); -} - - -/* - * Called very early, device-tree isn't unflattened - */ -static int __init mpc8544_ds_probe(void) -{ - unsigned long root = of_get_flat_dt_root(); - - return of_flat_dt_is_compatible(root, "MPC8544DS"); -} - -define_machine(mpc8544_ds) { - .name = "MPC8544 DS", - .probe = mpc8544_ds_probe, - .setup_arch = mpc8544_ds_setup_arch, - .init_IRQ = mpc8544_ds_pic_init, - .get_irq = mpic_get_irq, - .restart = mpc85xx_restart, - .calibrate_decr = generic_calibrate_decr, - .progress = udbg_progress, -}; |