linux-zen-desktop/arch/powerpc/platforms/85xx/mpc85xx_ds.c

99 lines
2.2 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* MPC85xx DS Board Setup
*
* Author Xianghua Xiao (x.xiao@freescale.com)
* Roy Zang <tie-fei.zang@freescale.com>
* - Add PCI/PCI Exprees support
* Copyright 2007 Freescale Semiconductor Inc.
*/
#include <linux/stddef.h>
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/kdev_t.h>
#include <linux/delay.h>
#include <linux/seq_file.h>
#include <linux/interrupt.h>
#include <linux/of_irq.h>
#include <linux/of_platform.h>
#include <asm/time.h>
#include <asm/machdep.h>
#include <asm/pci-bridge.h>
#include <mm/mmu_decl.h>
#include <asm/udbg.h>
#include <asm/mpic.h>
#include <asm/i8259.h>
#include <asm/swiotlb.h>
#include <asm/ppc-pci.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include "smp.h"
#include "mpc85xx.h"
static void __init mpc85xx_ds_pic_init(void)
{
struct mpic *mpic;
int flags = MPIC_BIG_ENDIAN | MPIC_SINGLE_DEST_CPU;
if (of_machine_is_compatible("fsl,MPC8572DS-CAMP"))
flags |= MPIC_NO_RESET;
mpic = mpic_alloc(NULL, 0, flags, 0, 256, " OpenPIC ");
if (WARN_ON(!mpic))
return;
mpic_init(mpic);
mpc85xx_8259_init();
}
/*
* Setup the architecture
*/
static void __init mpc85xx_ds_setup_arch(void)
{
if (ppc_md.progress)
ppc_md.progress("mpc85xx_ds_setup_arch()", 0);
swiotlb_detect_4g();
fsl_pci_assign_primary();
uli_init();
mpc85xx_smp_init();
pr_info("MPC85xx DS board from Freescale Semiconductor\n");
}
machine_arch_initcall(mpc8544_ds, mpc85xx_common_publish_devices);
machine_arch_initcall(mpc8572_ds, mpc85xx_common_publish_devices);
define_machine(mpc8544_ds) {
.name = "MPC8544 DS",
.compatible = "MPC8544DS",
.setup_arch = mpc85xx_ds_setup_arch,
.init_IRQ = mpc85xx_ds_pic_init,
#ifdef CONFIG_PCI
.pcibios_fixup_bus = fsl_pcibios_fixup_bus,
.pcibios_fixup_phb = fsl_pcibios_fixup_phb,
#endif
.get_irq = mpic_get_irq,
.progress = udbg_progress,
};
define_machine(mpc8572_ds) {
.name = "MPC8572 DS",
.compatible = "fsl,MPC8572DS",
.setup_arch = mpc85xx_ds_setup_arch,
.init_IRQ = mpc85xx_ds_pic_init,
#ifdef CONFIG_PCI
.pcibios_fixup_bus = fsl_pcibios_fixup_bus,
.pcibios_fixup_phb = fsl_pcibios_fixup_phb,
#endif
.get_irq = mpic_get_irq,
.progress = udbg_progress,
};