arch/powerpc/platforms/85xx/p1010rdb.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * P1010RDB Board Setup
   4  *
   5  * Copyright 2011 Freescale Semiconductor Inc.
   6  */
   7
   8 #include <linux/stddef.h>
   9 #include <linux/kernel.h>
  10 #include <linux/pci.h>
  11 #include <linux/delay.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/of_platform.h>
  14
  15 #include <asm/time.h>
  16 #include <asm/machdep.h>
  17 #include <asm/pci-bridge.h>
  18 #include <mm/mmu_decl.h>
  19 #include <asm/udbg.h>
  20 #include <asm/mpic.h>
  21
  22 #include <sysdev/fsl_soc.h>
  23 #include <sysdev/fsl_pci.h>
  24
  25 #include "mpc85xx.h"
  26
  27 void __init p1010_rdb_pic_init(void)
  28 {
  29         struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN |
  30           MPIC_SINGLE_DEST_CPU,
  31           0, 256, " OpenPIC  ");
  32
  33         BUG_ON(mpic == NULL);
  34
  35         mpic_init(mpic);
  36 }
  37
  38
  39 /*
  40  * Setup the architecture
  41  */
  42 static void __init p1010_rdb_setup_arch(void)
  43 {
  44         if (ppc_md.progress)
  45                 ppc_md.progress("p1010_rdb_setup_arch()", 0);
  46
  47         fsl_pci_assign_primary();
  48
  49         printk(KERN_INFO "P1010 RDB board from Freescale Semiconductor\n");
  50 }
  51
  52 machine_arch_initcall(p1010_rdb, mpc85xx_common_publish_devices);
  53
  54 /*
  55  * Called very early, device-tree isn't unflattened
  56  */
  57 static int __init p1010_rdb_probe(void)
  58 {
  59         if (of_machine_is_compatible("fsl,P1010RDB"))
  60                 return 1;
  61         if (of_machine_is_compatible("fsl,P1010RDB-PB"))
  62                 return 1;
  63         return 0;
  64 }
  65
  66 define_machine(p1010_rdb) {
  67         .name                   = "P1010 RDB",
  68         .probe                  = p1010_rdb_probe,
  69         .setup_arch             = p1010_rdb_setup_arch,
  70         .init_IRQ               = p1010_rdb_pic_init,
  71 #ifdef CONFIG_PCI
  72         .pcibios_fixup_bus      = fsl_pcibios_fixup_bus,
  73         .pcibios_fixup_phb      = fsl_pcibios_fixup_phb,
  74 #endif
  75         .get_irq                = mpic_get_irq,
  76         .calibrate_decr         = generic_calibrate_decr,
  77         .progress               = udbg_progress,
  78 };