1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * MPC8536 DS Board Setup 4 * 5 * Copyright 2008 Freescale Semiconductor, Inc. 6 */ 7 8 #include <linux/stddef.h> 9 #include <linux/kernel.h> 10 #include <linux/pci.h> 11 #include <linux/kdev_t.h> 12 #include <linux/delay.h> 13 #include <linux/seq_file.h> 14 #include <linux/interrupt.h> 15 #include <linux/of_platform.h> 16 17 #include <asm/time.h> 18 #include <asm/machdep.h> 19 #include <asm/pci-bridge.h> 20 #include <mm/mmu_decl.h> 21 #include <asm/udbg.h> 22 #include <asm/mpic.h> 23 #include <asm/swiotlb.h> 24 25 #include <sysdev/fsl_soc.h> 26 #include <sysdev/fsl_pci.h> 27 28 #include "mpc85xx.h" 29 30 void __init mpc8536_ds_pic_init(void) 31 { 32 struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN, 33 0, 256, " OpenPIC "); 34 BUG_ON(mpic == NULL); 35 mpic_init(mpic); 36 } 37 38 /* 39 * Setup the architecture 40 */ 41 static void __init mpc8536_ds_setup_arch(void) 42 { 43 if (ppc_md.progress) 44 ppc_md.progress("mpc8536_ds_setup_arch()", 0); 45 46 fsl_pci_assign_primary(); 47 48 swiotlb_detect_4g(); 49 50 printk("MPC8536 DS board from Freescale Semiconductor\n"); 51 } 52 53 machine_arch_initcall(mpc8536_ds, mpc85xx_common_publish_devices); 54 55 /* 56 * Called very early, device-tree isn't unflattened 57 */ 58 static int __init mpc8536_ds_probe(void) 59 { 60 return of_machine_is_compatible("fsl,mpc8536ds"); 61 } 62 63 define_machine(mpc8536_ds) { 64 .name = "MPC8536 DS", 65 .probe = mpc8536_ds_probe, 66 .setup_arch = mpc8536_ds_setup_arch, 67 .init_IRQ = mpc8536_ds_pic_init, 68 #ifdef CONFIG_PCI 69 .pcibios_fixup_bus = fsl_pcibios_fixup_bus, 70 .pcibios_fixup_phb = fsl_pcibios_fixup_phb, 71 #endif 72 .get_irq = mpic_get_irq, 73 .calibrate_decr = generic_calibrate_decr, 74 .progress = udbg_progress, 75 }; 76