1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * MPC85xx DS Board Setup 4 * 5 * Author Xianghua Xiao (x.xiao@freescale.com) 6 * Roy Zang <tie-fei.zang@freescale.com> 7 * - Add PCI/PCI Exprees support 8 * Copyright 2007 Freescale Semiconductor Inc. 9 */ 10 11#include <linux/stddef.h> 12#include <linux/kernel.h> 13#include <linux/pci.h> 14#include <linux/kdev_t.h> 15#include <linux/delay.h> 16#include <linux/seq_file.h> 17#include <linux/interrupt.h> 18#include <linux/of.h> 19#include <linux/of_irq.h> 20 21#include <asm/time.h> 22#include <asm/machdep.h> 23#include <asm/pci-bridge.h> 24#include <mm/mmu_decl.h> 25#include <asm/udbg.h> 26#include <asm/mpic.h> 27#include <asm/i8259.h> 28#include <asm/swiotlb.h> 29#include <asm/ppc-pci.h> 30 31#include <sysdev/fsl_soc.h> 32#include <sysdev/fsl_pci.h> 33#include "smp.h" 34 35#include "mpc85xx.h" 36 37static void __init mpc85xx_ds_pic_init(void) 38{ 39 struct mpic *mpic; 40 int flags = MPIC_BIG_ENDIAN | MPIC_SINGLE_DEST_CPU; 41 42 if (of_machine_is_compatible("fsl,MPC8572DS-CAMP")) 43 flags |= MPIC_NO_RESET; 44 45 mpic = mpic_alloc(NULL, 0, flags, 0, 256, " OpenPIC "); 46 47 if (WARN_ON(!mpic)) 48 return; 49 50 mpic_init(mpic); 51 52 mpc85xx_8259_init(); 53} 54 55/* 56 * Setup the architecture 57 */ 58static void __init mpc85xx_ds_setup_arch(void) 59{ 60 if (ppc_md.progress) 61 ppc_md.progress("mpc85xx_ds_setup_arch()", 0); 62 63 swiotlb_detect_4g(); 64 fsl_pci_assign_primary(); 65 uli_init(); 66 mpc85xx_smp_init(); 67 68 pr_info("MPC85xx DS board from Freescale Semiconductor\n"); 69} 70 71machine_arch_initcall(mpc8544_ds, mpc85xx_common_publish_devices); 72machine_arch_initcall(mpc8572_ds, mpc85xx_common_publish_devices); 73 74define_machine(mpc8544_ds) { 75 .name = "MPC8544 DS", 76 .compatible = "MPC8544DS", 77 .setup_arch = mpc85xx_ds_setup_arch, 78 .init_IRQ = mpc85xx_ds_pic_init, 79#ifdef CONFIG_PCI 80 .pcibios_fixup_bus = fsl_pcibios_fixup_bus, 81 .pcibios_fixup_phb = fsl_pcibios_fixup_phb, 82#endif 83 .get_irq = mpic_get_irq, 84 .progress = udbg_progress, 85}; 86 87define_machine(mpc8572_ds) { 88 .name = "MPC8572 DS", 89 .compatible = "fsl,MPC8572DS", 90 .setup_arch = mpc85xx_ds_setup_arch, 91 .init_IRQ = mpc85xx_ds_pic_init, 92#ifdef CONFIG_PCI 93 .pcibios_fixup_bus = fsl_pcibios_fixup_bus, 94 .pcibios_fixup_phb = fsl_pcibios_fixup_phb, 95#endif 96 .get_irq = mpic_get_irq, 97 .progress = udbg_progress, 98}; 99