forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
322 lines
7.8 KiB
322 lines
7.8 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
|
/* |
|
* MPC85xx RDB Board Setup |
|
* |
|
* Copyright 2009,2012-2013 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_platform.h> |
|
#include <linux/fsl/guts.h> |
|
|
|
#include <asm/time.h> |
|
#include <asm/machdep.h> |
|
#include <asm/pci-bridge.h> |
|
#include <mm/mmu_decl.h> |
|
#include <asm/prom.h> |
|
#include <asm/udbg.h> |
|
#include <asm/mpic.h> |
|
#include <soc/fsl/qe/qe.h> |
|
|
|
#include <sysdev/fsl_soc.h> |
|
#include <sysdev/fsl_pci.h> |
|
#include "smp.h" |
|
|
|
#include "mpc85xx.h" |
|
|
|
#undef DEBUG |
|
|
|
#ifdef DEBUG |
|
#define DBG(fmt, args...) printk(KERN_ERR "%s: " fmt, __func__, ## args) |
|
#else |
|
#define DBG(fmt, args...) |
|
#endif |
|
|
|
|
|
void __init mpc85xx_rdb_pic_init(void) |
|
{ |
|
struct mpic *mpic; |
|
|
|
if (of_machine_is_compatible("fsl,MPC85XXRDB-CAMP")) { |
|
mpic = mpic_alloc(NULL, 0, MPIC_NO_RESET | |
|
MPIC_BIG_ENDIAN | |
|
MPIC_SINGLE_DEST_CPU, |
|
0, 256, " OpenPIC "); |
|
} else { |
|
mpic = mpic_alloc(NULL, 0, |
|
MPIC_BIG_ENDIAN | |
|
MPIC_SINGLE_DEST_CPU, |
|
0, 256, " OpenPIC "); |
|
} |
|
|
|
BUG_ON(mpic == NULL); |
|
mpic_init(mpic); |
|
} |
|
|
|
/* |
|
* Setup the architecture |
|
*/ |
|
static void __init mpc85xx_rdb_setup_arch(void) |
|
{ |
|
if (ppc_md.progress) |
|
ppc_md.progress("mpc85xx_rdb_setup_arch()", 0); |
|
|
|
mpc85xx_smp_init(); |
|
|
|
fsl_pci_assign_primary(); |
|
|
|
#ifdef CONFIG_QUICC_ENGINE |
|
mpc85xx_qe_par_io_init(); |
|
#if defined(CONFIG_UCC_GETH) || defined(CONFIG_SERIAL_QE) |
|
if (machine_is(p1025_rdb)) { |
|
struct device_node *np; |
|
|
|
struct ccsr_guts __iomem *guts; |
|
|
|
np = of_find_node_by_name(NULL, "global-utilities"); |
|
if (np) { |
|
guts = of_iomap(np, 0); |
|
if (!guts) { |
|
|
|
pr_err("mpc85xx-rdb: could not map global utilities register\n"); |
|
|
|
} else { |
|
/* P1025 has pins muxed for QE and other functions. To |
|
* enable QE UEC mode, we need to set bit QE0 for UCC1 |
|
* in Eth mode, QE0 and QE3 for UCC5 in Eth mode, QE9 |
|
* and QE12 for QE MII management singals in PMUXCR |
|
* register. |
|
*/ |
|
setbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(0) | |
|
MPC85xx_PMUXCR_QE(3) | |
|
MPC85xx_PMUXCR_QE(9) | |
|
MPC85xx_PMUXCR_QE(12)); |
|
iounmap(guts); |
|
} |
|
of_node_put(np); |
|
} |
|
|
|
} |
|
#endif |
|
#endif /* CONFIG_QUICC_ENGINE */ |
|
|
|
printk(KERN_INFO "MPC85xx RDB board from Freescale Semiconductor\n"); |
|
} |
|
|
|
machine_arch_initcall(p2020_rdb, mpc85xx_common_publish_devices); |
|
machine_arch_initcall(p2020_rdb_pc, mpc85xx_common_publish_devices); |
|
machine_arch_initcall(p1020_mbg_pc, mpc85xx_common_publish_devices); |
|
machine_arch_initcall(p1020_rdb, mpc85xx_common_publish_devices); |
|
machine_arch_initcall(p1020_rdb_pc, mpc85xx_common_publish_devices); |
|
machine_arch_initcall(p1020_rdb_pd, mpc85xx_common_publish_devices); |
|
machine_arch_initcall(p1020_utm_pc, mpc85xx_common_publish_devices); |
|
machine_arch_initcall(p1021_rdb_pc, mpc85xx_common_publish_devices); |
|
machine_arch_initcall(p1025_rdb, mpc85xx_common_publish_devices); |
|
machine_arch_initcall(p1024_rdb, mpc85xx_common_publish_devices); |
|
|
|
/* |
|
* Called very early, device-tree isn't unflattened |
|
*/ |
|
static int __init p2020_rdb_probe(void) |
|
{ |
|
if (of_machine_is_compatible("fsl,P2020RDB")) |
|
return 1; |
|
return 0; |
|
} |
|
|
|
static int __init p1020_rdb_probe(void) |
|
{ |
|
if (of_machine_is_compatible("fsl,P1020RDB")) |
|
return 1; |
|
return 0; |
|
} |
|
|
|
static int __init p1020_rdb_pc_probe(void) |
|
{ |
|
return of_machine_is_compatible("fsl,P1020RDB-PC"); |
|
} |
|
|
|
static int __init p1020_rdb_pd_probe(void) |
|
{ |
|
return of_machine_is_compatible("fsl,P1020RDB-PD"); |
|
} |
|
|
|
static int __init p1021_rdb_pc_probe(void) |
|
{ |
|
if (of_machine_is_compatible("fsl,P1021RDB-PC")) |
|
return 1; |
|
return 0; |
|
} |
|
|
|
static int __init p2020_rdb_pc_probe(void) |
|
{ |
|
if (of_machine_is_compatible("fsl,P2020RDB-PC")) |
|
return 1; |
|
return 0; |
|
} |
|
|
|
static int __init p1025_rdb_probe(void) |
|
{ |
|
return of_machine_is_compatible("fsl,P1025RDB"); |
|
} |
|
|
|
static int __init p1020_mbg_pc_probe(void) |
|
{ |
|
return of_machine_is_compatible("fsl,P1020MBG-PC"); |
|
} |
|
|
|
static int __init p1020_utm_pc_probe(void) |
|
{ |
|
return of_machine_is_compatible("fsl,P1020UTM-PC"); |
|
} |
|
|
|
static int __init p1024_rdb_probe(void) |
|
{ |
|
return of_machine_is_compatible("fsl,P1024RDB"); |
|
} |
|
|
|
define_machine(p2020_rdb) { |
|
.name = "P2020 RDB", |
|
.probe = p2020_rdb_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
}; |
|
|
|
define_machine(p1020_rdb) { |
|
.name = "P1020 RDB", |
|
.probe = p1020_rdb_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
}; |
|
|
|
define_machine(p1021_rdb_pc) { |
|
.name = "P1021 RDB-PC", |
|
.probe = p1021_rdb_pc_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
}; |
|
|
|
define_machine(p2020_rdb_pc) { |
|
.name = "P2020RDB-PC", |
|
.probe = p2020_rdb_pc_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
}; |
|
|
|
define_machine(p1025_rdb) { |
|
.name = "P1025 RDB", |
|
.probe = p1025_rdb_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
}; |
|
|
|
define_machine(p1020_mbg_pc) { |
|
.name = "P1020 MBG-PC", |
|
.probe = p1020_mbg_pc_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
}; |
|
|
|
define_machine(p1020_utm_pc) { |
|
.name = "P1020 UTM-PC", |
|
.probe = p1020_utm_pc_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
}; |
|
|
|
define_machine(p1020_rdb_pc) { |
|
.name = "P1020RDB-PC", |
|
.probe = p1020_rdb_pc_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
}; |
|
|
|
define_machine(p1020_rdb_pd) { |
|
.name = "P1020RDB-PD", |
|
.probe = p1020_rdb_pd_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
}; |
|
|
|
define_machine(p1024_rdb) { |
|
.name = "P1024 RDB", |
|
.probe = p1024_rdb_probe, |
|
.setup_arch = mpc85xx_rdb_setup_arch, |
|
.init_IRQ = mpc85xx_rdb_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, |
|
.calibrate_decr = generic_calibrate_decr, |
|
.progress = udbg_progress, |
|
};
|
|
|