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-rw-r--r--arch/ppc/configs/mpc8555_cds_defconfig117
-rw-r--r--arch/ppc/platforms/85xx/mpc85xx_cds_common.c138
-rw-r--r--arch/ppc/platforms/85xx/mpc85xx_cds_common.h3
-rw-r--r--arch/ppc/syslib/Makefile2
-rw-r--r--arch/ppc/syslib/ppc85xx_setup.c16
5 files changed, 248 insertions, 28 deletions
diff --git a/arch/ppc/configs/mpc8555_cds_defconfig b/arch/ppc/configs/mpc8555_cds_defconfig
index 728bd9e1a8fa..15abebf46b96 100644
--- a/arch/ppc/configs/mpc8555_cds_defconfig
+++ b/arch/ppc/configs/mpc8555_cds_defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.11-rc1 3# Linux kernel version: 2.6.12-rc4
4# Thu Jan 20 01:25:35 2005 4# Tue May 17 11:56:01 2005
5# 5#
6CONFIG_MMU=y 6CONFIG_MMU=y
7CONFIG_GENERIC_HARDIRQS=y 7CONFIG_GENERIC_HARDIRQS=y
@@ -11,6 +11,7 @@ CONFIG_HAVE_DEC_LOCK=y
11CONFIG_PPC=y 11CONFIG_PPC=y
12CONFIG_PPC32=y 12CONFIG_PPC32=y
13CONFIG_GENERIC_NVRAM=y 13CONFIG_GENERIC_NVRAM=y
14CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
14 15
15# 16#
16# Code maturity level options 17# Code maturity level options
@@ -18,6 +19,7 @@ CONFIG_GENERIC_NVRAM=y
18CONFIG_EXPERIMENTAL=y 19CONFIG_EXPERIMENTAL=y
19CONFIG_CLEAN_COMPILE=y 20CONFIG_CLEAN_COMPILE=y
20CONFIG_BROKEN_ON_SMP=y 21CONFIG_BROKEN_ON_SMP=y
22CONFIG_INIT_ENV_ARG_LIMIT=32
21 23
22# 24#
23# General setup 25# General setup
@@ -29,12 +31,14 @@ CONFIG_SYSVIPC=y
29# CONFIG_BSD_PROCESS_ACCT is not set 31# CONFIG_BSD_PROCESS_ACCT is not set
30CONFIG_SYSCTL=y 32CONFIG_SYSCTL=y
31# CONFIG_AUDIT is not set 33# CONFIG_AUDIT is not set
32CONFIG_LOG_BUF_SHIFT=14
33# CONFIG_HOTPLUG is not set 34# CONFIG_HOTPLUG is not set
34CONFIG_KOBJECT_UEVENT=y 35CONFIG_KOBJECT_UEVENT=y
35# CONFIG_IKCONFIG is not set 36# CONFIG_IKCONFIG is not set
36CONFIG_EMBEDDED=y 37CONFIG_EMBEDDED=y
37# CONFIG_KALLSYMS is not set 38# CONFIG_KALLSYMS is not set
39CONFIG_PRINTK=y
40CONFIG_BUG=y
41CONFIG_BASE_FULL=y
38CONFIG_FUTEX=y 42CONFIG_FUTEX=y
39# CONFIG_EPOLL is not set 43# CONFIG_EPOLL is not set
40# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set 44# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
@@ -44,6 +48,7 @@ CONFIG_CC_ALIGN_LABELS=0
44CONFIG_CC_ALIGN_LOOPS=0 48CONFIG_CC_ALIGN_LOOPS=0
45CONFIG_CC_ALIGN_JUMPS=0 49CONFIG_CC_ALIGN_JUMPS=0
46# CONFIG_TINY_SHMEM is not set 50# CONFIG_TINY_SHMEM is not set
51CONFIG_BASE_SMALL=0
47 52
48# 53#
49# Loadable module support 54# Loadable module support
@@ -62,10 +67,12 @@ CONFIG_CC_ALIGN_JUMPS=0
62CONFIG_E500=y 67CONFIG_E500=y
63CONFIG_BOOKE=y 68CONFIG_BOOKE=y
64CONFIG_FSL_BOOKE=y 69CONFIG_FSL_BOOKE=y
70# CONFIG_PHYS_64BIT is not set
65CONFIG_SPE=y 71CONFIG_SPE=y
66CONFIG_MATH_EMULATION=y 72CONFIG_MATH_EMULATION=y
67# CONFIG_CPU_FREQ is not set 73# CONFIG_CPU_FREQ is not set
68CONFIG_PPC_GEN550=y 74CONFIG_PPC_GEN550=y
75# CONFIG_PM is not set
69CONFIG_85xx=y 76CONFIG_85xx=y
70CONFIG_PPC_INDIRECT_PCI_BE=y 77CONFIG_PPC_INDIRECT_PCI_BE=y
71 78
@@ -76,6 +83,7 @@ CONFIG_PPC_INDIRECT_PCI_BE=y
76CONFIG_MPC8555_CDS=y 83CONFIG_MPC8555_CDS=y
77# CONFIG_MPC8560_ADS is not set 84# CONFIG_MPC8560_ADS is not set
78# CONFIG_SBC8560 is not set 85# CONFIG_SBC8560 is not set
86# CONFIG_STX_GP3 is not set
79CONFIG_MPC8555=y 87CONFIG_MPC8555=y
80CONFIG_85xx_PCI2=y 88CONFIG_85xx_PCI2=y
81 89
@@ -90,6 +98,7 @@ CONFIG_CPM2=y
90CONFIG_BINFMT_ELF=y 98CONFIG_BINFMT_ELF=y
91# CONFIG_BINFMT_MISC is not set 99# CONFIG_BINFMT_MISC is not set
92# CONFIG_CMDLINE_BOOL is not set 100# CONFIG_CMDLINE_BOOL is not set
101CONFIG_ISA_DMA_API=y
93 102
94# 103#
95# Bus options 104# Bus options
@@ -105,10 +114,6 @@ CONFIG_PCI_NAMES=y
105# CONFIG_PCCARD is not set 114# CONFIG_PCCARD is not set
106 115
107# 116#
108# PC-card bridges
109#
110
111#
112# Advanced setup 117# Advanced setup
113# 118#
114# CONFIG_ADVANCED_OPTIONS is not set 119# CONFIG_ADVANCED_OPTIONS is not set
@@ -180,7 +185,59 @@ CONFIG_IOSCHED_CFQ=y
180# 185#
181# ATA/ATAPI/MFM/RLL support 186# ATA/ATAPI/MFM/RLL support
182# 187#
183# CONFIG_IDE is not set 188CONFIG_IDE=y
189CONFIG_BLK_DEV_IDE=y
190
191#
192# Please see Documentation/ide.txt for help/info on IDE drives
193#
194# CONFIG_BLK_DEV_IDE_SATA is not set
195CONFIG_BLK_DEV_IDEDISK=y
196# CONFIG_IDEDISK_MULTI_MODE is not set
197# CONFIG_BLK_DEV_IDECD is not set
198# CONFIG_BLK_DEV_IDETAPE is not set
199# CONFIG_BLK_DEV_IDEFLOPPY is not set
200# CONFIG_IDE_TASK_IOCTL is not set
201
202#
203# IDE chipset support/bugfixes
204#
205CONFIG_IDE_GENERIC=y
206CONFIG_BLK_DEV_IDEPCI=y
207CONFIG_IDEPCI_SHARE_IRQ=y
208# CONFIG_BLK_DEV_OFFBOARD is not set
209CONFIG_BLK_DEV_GENERIC=y
210# CONFIG_BLK_DEV_OPTI621 is not set
211# CONFIG_BLK_DEV_SL82C105 is not set
212CONFIG_BLK_DEV_IDEDMA_PCI=y
213# CONFIG_BLK_DEV_IDEDMA_FORCED is not set
214CONFIG_IDEDMA_PCI_AUTO=y
215# CONFIG_IDEDMA_ONLYDISK is not set
216# CONFIG_BLK_DEV_AEC62XX is not set
217# CONFIG_BLK_DEV_ALI15X3 is not set
218# CONFIG_BLK_DEV_AMD74XX is not set
219# CONFIG_BLK_DEV_CMD64X is not set
220# CONFIG_BLK_DEV_TRIFLEX is not set
221# CONFIG_BLK_DEV_CY82C693 is not set
222# CONFIG_BLK_DEV_CS5520 is not set
223# CONFIG_BLK_DEV_CS5530 is not set
224# CONFIG_BLK_DEV_HPT34X is not set
225# CONFIG_BLK_DEV_HPT366 is not set
226# CONFIG_BLK_DEV_SC1200 is not set
227# CONFIG_BLK_DEV_PIIX is not set
228# CONFIG_BLK_DEV_NS87415 is not set
229# CONFIG_BLK_DEV_PDC202XX_OLD is not set
230# CONFIG_BLK_DEV_PDC202XX_NEW is not set
231# CONFIG_BLK_DEV_SVWKS is not set
232# CONFIG_BLK_DEV_SIIMAGE is not set
233# CONFIG_BLK_DEV_SLC90E66 is not set
234# CONFIG_BLK_DEV_TRM290 is not set
235CONFIG_BLK_DEV_VIA82CXXX=y
236# CONFIG_IDE_ARM is not set
237CONFIG_BLK_DEV_IDEDMA=y
238# CONFIG_IDEDMA_IVB is not set
239CONFIG_IDEDMA_AUTO=y
240# CONFIG_BLK_DEV_HD is not set
184 241
185# 242#
186# SCSI device support 243# SCSI device support
@@ -220,7 +277,6 @@ CONFIG_NET=y
220# 277#
221CONFIG_PACKET=y 278CONFIG_PACKET=y
222# CONFIG_PACKET_MMAP is not set 279# CONFIG_PACKET_MMAP is not set
223# CONFIG_NETLINK_DEV is not set
224CONFIG_UNIX=y 280CONFIG_UNIX=y
225# CONFIG_NET_KEY is not set 281# CONFIG_NET_KEY is not set
226CONFIG_INET=y 282CONFIG_INET=y
@@ -370,14 +426,6 @@ CONFIG_INPUT=y
370# CONFIG_INPUT_EVBUG is not set 426# CONFIG_INPUT_EVBUG is not set
371 427
372# 428#
373# Input I/O drivers
374#
375# CONFIG_GAMEPORT is not set
376CONFIG_SOUND_GAMEPORT=y
377# CONFIG_SERIO is not set
378# CONFIG_SERIO_I8042 is not set
379
380#
381# Input Device Drivers 429# Input Device Drivers
382# 430#
383# CONFIG_INPUT_KEYBOARD is not set 431# CONFIG_INPUT_KEYBOARD is not set
@@ -387,6 +435,13 @@ CONFIG_SOUND_GAMEPORT=y
387# CONFIG_INPUT_MISC is not set 435# CONFIG_INPUT_MISC is not set
388 436
389# 437#
438# Hardware I/O ports
439#
440# CONFIG_SERIO is not set
441# CONFIG_GAMEPORT is not set
442CONFIG_SOUND_GAMEPORT=y
443
444#
390# Character devices 445# Character devices
391# 446#
392# CONFIG_VT is not set 447# CONFIG_VT is not set
@@ -406,6 +461,7 @@ CONFIG_SERIAL_8250_NR_UARTS=4
406CONFIG_SERIAL_CORE=y 461CONFIG_SERIAL_CORE=y
407CONFIG_SERIAL_CORE_CONSOLE=y 462CONFIG_SERIAL_CORE_CONSOLE=y
408# CONFIG_SERIAL_CPM is not set 463# CONFIG_SERIAL_CPM is not set
464# CONFIG_SERIAL_JSM is not set
409CONFIG_UNIX98_PTYS=y 465CONFIG_UNIX98_PTYS=y
410CONFIG_LEGACY_PTYS=y 466CONFIG_LEGACY_PTYS=y
411CONFIG_LEGACY_PTY_COUNT=256 467CONFIG_LEGACY_PTY_COUNT=256
@@ -434,6 +490,11 @@ CONFIG_GEN_RTC=y
434# CONFIG_RAW_DRIVER is not set 490# CONFIG_RAW_DRIVER is not set
435 491
436# 492#
493# TPM devices
494#
495# CONFIG_TCG_TPM is not set
496
497#
437# I2C support 498# I2C support
438# 499#
439CONFIG_I2C=y 500CONFIG_I2C=y
@@ -456,11 +517,11 @@ CONFIG_I2C_CHARDEV=y
456# CONFIG_I2C_AMD8111 is not set 517# CONFIG_I2C_AMD8111 is not set
457# CONFIG_I2C_I801 is not set 518# CONFIG_I2C_I801 is not set
458# CONFIG_I2C_I810 is not set 519# CONFIG_I2C_I810 is not set
520# CONFIG_I2C_PIIX4 is not set
459# CONFIG_I2C_ISA is not set 521# CONFIG_I2C_ISA is not set
460CONFIG_I2C_MPC=y 522CONFIG_I2C_MPC=y
461# CONFIG_I2C_NFORCE2 is not set 523# CONFIG_I2C_NFORCE2 is not set
462# CONFIG_I2C_PARPORT_LIGHT is not set 524# CONFIG_I2C_PARPORT_LIGHT is not set
463# CONFIG_I2C_PIIX4 is not set
464# CONFIG_I2C_PROSAVAGE is not set 525# CONFIG_I2C_PROSAVAGE is not set
465# CONFIG_I2C_SAVAGE4 is not set 526# CONFIG_I2C_SAVAGE4 is not set
466# CONFIG_SCx200_ACB is not set 527# CONFIG_SCx200_ACB is not set
@@ -483,7 +544,9 @@ CONFIG_I2C_MPC=y
483# CONFIG_SENSORS_ASB100 is not set 544# CONFIG_SENSORS_ASB100 is not set
484# CONFIG_SENSORS_DS1621 is not set 545# CONFIG_SENSORS_DS1621 is not set
485# CONFIG_SENSORS_FSCHER is not set 546# CONFIG_SENSORS_FSCHER is not set
547# CONFIG_SENSORS_FSCPOS is not set
486# CONFIG_SENSORS_GL518SM is not set 548# CONFIG_SENSORS_GL518SM is not set
549# CONFIG_SENSORS_GL520SM is not set
487# CONFIG_SENSORS_IT87 is not set 550# CONFIG_SENSORS_IT87 is not set
488# CONFIG_SENSORS_LM63 is not set 551# CONFIG_SENSORS_LM63 is not set
489# CONFIG_SENSORS_LM75 is not set 552# CONFIG_SENSORS_LM75 is not set
@@ -494,9 +557,11 @@ CONFIG_I2C_MPC=y
494# CONFIG_SENSORS_LM85 is not set 557# CONFIG_SENSORS_LM85 is not set
495# CONFIG_SENSORS_LM87 is not set 558# CONFIG_SENSORS_LM87 is not set
496# CONFIG_SENSORS_LM90 is not set 559# CONFIG_SENSORS_LM90 is not set
560# CONFIG_SENSORS_LM92 is not set
497# CONFIG_SENSORS_MAX1619 is not set 561# CONFIG_SENSORS_MAX1619 is not set
498# CONFIG_SENSORS_PC87360 is not set 562# CONFIG_SENSORS_PC87360 is not set
499# CONFIG_SENSORS_SMSC47B397 is not set 563# CONFIG_SENSORS_SMSC47B397 is not set
564# CONFIG_SENSORS_SIS5595 is not set
500# CONFIG_SENSORS_SMSC47M1 is not set 565# CONFIG_SENSORS_SMSC47M1 is not set
501# CONFIG_SENSORS_VIA686A is not set 566# CONFIG_SENSORS_VIA686A is not set
502# CONFIG_SENSORS_W83781D is not set 567# CONFIG_SENSORS_W83781D is not set
@@ -506,10 +571,12 @@ CONFIG_I2C_MPC=y
506# 571#
507# Other I2C Chip support 572# Other I2C Chip support
508# 573#
574# CONFIG_SENSORS_DS1337 is not set
509# CONFIG_SENSORS_EEPROM is not set 575# CONFIG_SENSORS_EEPROM is not set
510# CONFIG_SENSORS_PCF8574 is not set 576# CONFIG_SENSORS_PCF8574 is not set
511# CONFIG_SENSORS_PCF8591 is not set 577# CONFIG_SENSORS_PCF8591 is not set
512# CONFIG_SENSORS_RTC8564 is not set 578# CONFIG_SENSORS_RTC8564 is not set
579# CONFIG_SENSORS_M41T00 is not set
513# CONFIG_I2C_DEBUG_CORE is not set 580# CONFIG_I2C_DEBUG_CORE is not set
514# CONFIG_I2C_DEBUG_ALGO is not set 581# CONFIG_I2C_DEBUG_ALGO is not set
515# CONFIG_I2C_DEBUG_BUS is not set 582# CONFIG_I2C_DEBUG_BUS is not set
@@ -538,7 +605,6 @@ CONFIG_I2C_MPC=y
538# Graphics support 605# Graphics support
539# 606#
540# CONFIG_FB is not set 607# CONFIG_FB is not set
541# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
542 608
543# 609#
544# Sound 610# Sound
@@ -548,13 +614,9 @@ CONFIG_I2C_MPC=y
548# 614#
549# USB support 615# USB support
550# 616#
551# CONFIG_USB is not set
552CONFIG_USB_ARCH_HAS_HCD=y 617CONFIG_USB_ARCH_HAS_HCD=y
553CONFIG_USB_ARCH_HAS_OHCI=y 618CONFIG_USB_ARCH_HAS_OHCI=y
554 619# CONFIG_USB is not set
555#
556# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' may also be needed; see USB_STORAGE Help for more information
557#
558 620
559# 621#
560# USB Gadget Support 622# USB Gadget Support
@@ -585,6 +647,10 @@ CONFIG_JBD=y
585CONFIG_FS_MBCACHE=y 647CONFIG_FS_MBCACHE=y
586# CONFIG_REISERFS_FS is not set 648# CONFIG_REISERFS_FS is not set
587# CONFIG_JFS_FS is not set 649# CONFIG_JFS_FS is not set
650
651#
652# XFS support
653#
588# CONFIG_XFS_FS is not set 654# CONFIG_XFS_FS is not set
589# CONFIG_MINIX_FS is not set 655# CONFIG_MINIX_FS is not set
590# CONFIG_ROMFS_FS is not set 656# CONFIG_ROMFS_FS is not set
@@ -646,7 +712,6 @@ CONFIG_NFS_FS=y
646# CONFIG_NFSD is not set 712# CONFIG_NFSD is not set
647CONFIG_ROOT_NFS=y 713CONFIG_ROOT_NFS=y
648CONFIG_LOCKD=y 714CONFIG_LOCKD=y
649# CONFIG_EXPORTFS is not set
650CONFIG_SUNRPC=y 715CONFIG_SUNRPC=y
651# CONFIG_RPCSEC_GSS_KRB5 is not set 716# CONFIG_RPCSEC_GSS_KRB5 is not set
652# CONFIG_RPCSEC_GSS_SPKM3 is not set 717# CONFIG_RPCSEC_GSS_SPKM3 is not set
@@ -698,7 +763,9 @@ CONFIG_CRC32=y
698# 763#
699# Kernel hacking 764# Kernel hacking
700# 765#
766# CONFIG_PRINTK_TIME is not set
701# CONFIG_DEBUG_KERNEL is not set 767# CONFIG_DEBUG_KERNEL is not set
768CONFIG_LOG_BUF_SHIFT=14
702# CONFIG_KGDB_CONSOLE is not set 769# CONFIG_KGDB_CONSOLE is not set
703# CONFIG_SERIAL_TEXT_DEBUG is not set 770# CONFIG_SERIAL_TEXT_DEBUG is not set
704 771
diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
index 11fb758d269f..c2a512735183 100644
--- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
+++ b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
@@ -44,6 +44,7 @@
44#include <asm/machdep.h> 44#include <asm/machdep.h>
45#include <asm/prom.h> 45#include <asm/prom.h>
46#include <asm/open_pic.h> 46#include <asm/open_pic.h>
47#include <asm/i8259.h>
47#include <asm/bootinfo.h> 48#include <asm/bootinfo.h>
48#include <asm/pci-bridge.h> 49#include <asm/pci-bridge.h>
49#include <asm/mpc85xx.h> 50#include <asm/mpc85xx.h>
@@ -181,6 +182,7 @@ void __init
181mpc85xx_cds_init_IRQ(void) 182mpc85xx_cds_init_IRQ(void)
182{ 183{
183 bd_t *binfo = (bd_t *) __res; 184 bd_t *binfo = (bd_t *) __res;
185 int i;
184 186
185 /* Determine the Physical Address of the OpenPIC regs */ 187 /* Determine the Physical Address of the OpenPIC regs */
186 phys_addr_t OpenPIC_PAddr = binfo->bi_immr_base + MPC85xx_OPENPIC_OFFSET; 188 phys_addr_t OpenPIC_PAddr = binfo->bi_immr_base + MPC85xx_OPENPIC_OFFSET;
@@ -198,6 +200,13 @@ mpc85xx_cds_init_IRQ(void)
198 */ 200 */
199 openpic_init(MPC85xx_OPENPIC_IRQ_OFFSET); 201 openpic_init(MPC85xx_OPENPIC_IRQ_OFFSET);
200 202
203 openpic_hookup_cascade(PIRQ0A, "82c59 cascade", i8259_irq);
204
205 for (i = 0; i < NUM_8259_INTERRUPTS; i++)
206 irq_desc[i].handler = &i8259_pic;
207
208 i8259_init(0);
209
201#ifdef CONFIG_CPM2 210#ifdef CONFIG_CPM2
202 /* Setup CPM2 PIC */ 211 /* Setup CPM2 PIC */
203 cpm2_init_IRQ(); 212 cpm2_init_IRQ();
@@ -231,7 +240,7 @@ mpc85xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
231 * interrupt on slot */ 240 * interrupt on slot */
232 { 241 {
233 { 0, 1, 2, 3 }, /* 16 - PMC */ 242 { 0, 1, 2, 3 }, /* 16 - PMC */
234 { 3, 0, 0, 0 }, /* 17 P2P (Tsi320) */ 243 { 0, 1, 2, 3 }, /* 17 P2P (Tsi320) */
235 { 0, 1, 2, 3 }, /* 18 - Slot 1 */ 244 { 0, 1, 2, 3 }, /* 18 - Slot 1 */
236 { 1, 2, 3, 0 }, /* 19 - Slot 2 */ 245 { 1, 2, 3, 0 }, /* 19 - Slot 2 */
237 { 2, 3, 0, 1 }, /* 20 - Slot 3 */ 246 { 2, 3, 0, 1 }, /* 20 - Slot 3 */
@@ -280,13 +289,135 @@ mpc85xx_exclude_device(u_char bus, u_char devfn)
280 return PCIBIOS_DEVICE_NOT_FOUND; 289 return PCIBIOS_DEVICE_NOT_FOUND;
281#endif 290#endif
282 /* We explicitly do not go past the Tundra 320 Bridge */ 291 /* We explicitly do not go past the Tundra 320 Bridge */
283 if (bus == 1) 292 if ((bus == 1) && (PCI_SLOT(devfn) == ARCADIA_2ND_BRIDGE_IDSEL))
284 return PCIBIOS_DEVICE_NOT_FOUND; 293 return PCIBIOS_DEVICE_NOT_FOUND;
285 if ((bus == 0) && (PCI_SLOT(devfn) == ARCADIA_2ND_BRIDGE_IDSEL)) 294 if ((bus == 0) && (PCI_SLOT(devfn) == ARCADIA_2ND_BRIDGE_IDSEL))
286 return PCIBIOS_DEVICE_NOT_FOUND; 295 return PCIBIOS_DEVICE_NOT_FOUND;
287 else 296 else
288 return PCIBIOS_SUCCESSFUL; 297 return PCIBIOS_SUCCESSFUL;
289} 298}
299
300void __init
301mpc85xx_cds_enable_via(struct pci_controller *hose)
302{
303 u32 pci_class;
304 u16 vid, did;
305
306 early_read_config_dword(hose, 0, 0x88, PCI_CLASS_REVISION, &pci_class);
307 if ((pci_class >> 16) != PCI_CLASS_BRIDGE_PCI)
308 return;
309
310 /* Configure P2P so that we can reach bus 1 */
311 early_write_config_byte(hose, 0, 0x88, PCI_PRIMARY_BUS, 0);
312 early_write_config_byte(hose, 0, 0x88, PCI_SECONDARY_BUS, 1);
313 early_write_config_byte(hose, 0, 0x88, PCI_SUBORDINATE_BUS, 0xff);
314
315 early_read_config_word(hose, 1, 0x10, PCI_VENDOR_ID, &vid);
316 early_read_config_word(hose, 1, 0x10, PCI_DEVICE_ID, &did);
317
318 if ((vid != PCI_VENDOR_ID_VIA) ||
319 (did != PCI_DEVICE_ID_VIA_82C686))
320 return;
321
322 /* Enable USB and IDE functions */
323 early_write_config_byte(hose, 1, 0x10, 0x48, 0x08);
324}
325
326void __init
327mpc85xx_cds_fixup_via(struct pci_controller *hose)
328{
329 u32 pci_class;
330 u16 vid, did;
331
332 early_read_config_dword(hose, 0, 0x88, PCI_CLASS_REVISION, &pci_class);
333 if ((pci_class >> 16) != PCI_CLASS_BRIDGE_PCI)
334 return;
335
336 /*
337 * Force the backplane P2P bridge to have a window
338 * open from 0x00000000-0x00001fff in PCI I/O space.
339 * This allows legacy I/O (i8259, etc) on the VIA
340 * southbridge to be accessed.
341 */
342 early_write_config_byte(hose, 0, 0x88, PCI_IO_BASE, 0x00);
343 early_write_config_word(hose, 0, 0x88, PCI_IO_BASE_UPPER16, 0x0000);
344 early_write_config_byte(hose, 0, 0x88, PCI_IO_LIMIT, 0x10);
345 early_write_config_word(hose, 0, 0x88, PCI_IO_LIMIT_UPPER16, 0x0000);
346
347 early_read_config_word(hose, 1, 0x10, PCI_VENDOR_ID, &vid);
348 early_read_config_word(hose, 1, 0x10, PCI_DEVICE_ID, &did);
349 if ((vid != PCI_VENDOR_ID_VIA) ||
350 (did != PCI_DEVICE_ID_VIA_82C686))
351 return;
352
353 /*
354 * Since the P2P window was forced to cover the fixed
355 * legacy I/O addresses, it is necessary to manually
356 * place the base addresses for the IDE and USB functions
357 * within this window.
358 */
359 /* Function 1, IDE */
360 early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_0, 0x1ff8);
361 early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_1, 0x1ff4);
362 early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_2, 0x1fe8);
363 early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_3, 0x1fe4);
364 early_write_config_dword(hose, 1, 0x11, PCI_BASE_ADDRESS_4, 0x1fd0);
365
366 /* Function 2, USB ports 0-1 */
367 early_write_config_dword(hose, 1, 0x12, PCI_BASE_ADDRESS_4, 0x1fa0);
368
369 /* Function 3, USB ports 2-3 */
370 early_write_config_dword(hose, 1, 0x13, PCI_BASE_ADDRESS_4, 0x1f80);
371
372 /* Function 5, Power Management */
373 early_write_config_dword(hose, 1, 0x15, PCI_BASE_ADDRESS_0, 0x1e00);
374 early_write_config_dword(hose, 1, 0x15, PCI_BASE_ADDRESS_1, 0x1dfc);
375 early_write_config_dword(hose, 1, 0x15, PCI_BASE_ADDRESS_2, 0x1df8);
376
377 /* Function 6, AC97 Interface */
378 early_write_config_dword(hose, 1, 0x16, PCI_BASE_ADDRESS_0, 0x1c00);
379}
380
381void __init
382mpc85xx_cds_pcibios_fixup(void)
383{
384 struct pci_dev *dev = NULL;
385 u_char c;
386
387 if ((dev = pci_find_device(PCI_VENDOR_ID_VIA,
388 PCI_DEVICE_ID_VIA_82C586_1, NULL))) {
389 /*
390 * U-Boot does not set the enable bits
391 * for the IDE device. Force them on here.
392 */
393 pci_read_config_byte(dev, 0x40, &c);
394 c |= 0x03; /* IDE: Chip Enable Bits */
395 pci_write_config_byte(dev, 0x40, c);
396
397 /*
398 * Since only primary interface works, force the
399 * IDE function to standard primary IDE interrupt
400 * w/ 8259 offset
401 */
402 dev->irq = 14;
403 pci_write_config_byte(dev, PCI_INTERRUPT_LINE, dev->irq);
404 }
405
406 /*
407 * Force legacy USB interrupt routing
408 */
409 if ((dev = pci_find_device(PCI_VENDOR_ID_VIA,
410 PCI_DEVICE_ID_VIA_82C586_2, NULL))) {
411 dev->irq = 10;
412 pci_write_config_byte(dev, PCI_INTERRUPT_LINE, 10);
413 }
414
415 if ((dev = pci_find_device(PCI_VENDOR_ID_VIA,
416 PCI_DEVICE_ID_VIA_82C586_2, dev))) {
417 dev->irq = 11;
418 pci_write_config_byte(dev, PCI_INTERRUPT_LINE, 11);
419 }
420}
290#endif /* CONFIG_PCI */ 421#endif /* CONFIG_PCI */
291 422
292TODC_ALLOC(); 423TODC_ALLOC();
@@ -308,6 +439,9 @@ mpc85xx_cds_setup_arch(void)
308 439
309 printk("mpc85xx_cds_setup_arch\n"); 440 printk("mpc85xx_cds_setup_arch\n");
310 441
442 /* VIA IDE configuration */
443 ppc_md.pcibios_fixup = mpc85xx_cds_pcibios_fixup;
444
311#ifdef CONFIG_CPM2 445#ifdef CONFIG_CPM2
312 cpm2_reset(); 446 cpm2_reset();
313#endif 447#endif
diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.h b/arch/ppc/platforms/85xx/mpc85xx_cds_common.h
index 7627d77504bd..12b292c6ae32 100644
--- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.h
+++ b/arch/ppc/platforms/85xx/mpc85xx_cds_common.h
@@ -77,4 +77,7 @@
77 77
78#define MPC85XX_PCI2_IO_SIZE 0x01000000 78#define MPC85XX_PCI2_IO_SIZE 0x01000000
79 79
80#define NR_8259_INTS 16
81#define CPM_IRQ_OFFSET NR_8259_INTS
82
80#endif /* __MACH_MPC85XX_CDS_H__ */ 83#endif /* __MACH_MPC85XX_CDS_H__ */
diff --git a/arch/ppc/syslib/Makefile b/arch/ppc/syslib/Makefile
index dd418ea3426c..46cbb3e39d4c 100644
--- a/arch/ppc/syslib/Makefile
+++ b/arch/ppc/syslib/Makefile
@@ -97,7 +97,7 @@ obj-$(CONFIG_MPC10X_OPENPIC) += open_pic.o
97obj-$(CONFIG_40x) += dcr.o 97obj-$(CONFIG_40x) += dcr.o
98obj-$(CONFIG_BOOKE) += dcr.o 98obj-$(CONFIG_BOOKE) += dcr.o
99obj-$(CONFIG_85xx) += open_pic.o ppc85xx_common.o ppc85xx_setup.o \ 99obj-$(CONFIG_85xx) += open_pic.o ppc85xx_common.o ppc85xx_setup.o \
100 ppc_sys.o mpc85xx_sys.o \ 100 ppc_sys.o i8259.o mpc85xx_sys.o \
101 mpc85xx_devices.o 101 mpc85xx_devices.o
102ifeq ($(CONFIG_85xx),y) 102ifeq ($(CONFIG_85xx),y)
103obj-$(CONFIG_PCI) += indirect_pci.o pci_auto.o 103obj-$(CONFIG_PCI) += indirect_pci.o pci_auto.o
diff --git a/arch/ppc/syslib/ppc85xx_setup.c b/arch/ppc/syslib/ppc85xx_setup.c
index 152c3ef1312a..f3277f469e78 100644
--- a/arch/ppc/syslib/ppc85xx_setup.c
+++ b/arch/ppc/syslib/ppc85xx_setup.c
@@ -132,6 +132,12 @@ mpc85xx_halt(void)
132} 132}
133 133
134#ifdef CONFIG_PCI 134#ifdef CONFIG_PCI
135
136#if defined(CONFIG_MPC8555_CDS)
137extern void mpc85xx_cds_enable_via(struct pci_controller *hose);
138extern void mpc85xx_cds_fixup_via(struct pci_controller *hose);
139#endif
140
135static void __init 141static void __init
136mpc85xx_setup_pci1(struct pci_controller *hose) 142mpc85xx_setup_pci1(struct pci_controller *hose)
137{ 143{
@@ -302,8 +308,18 @@ mpc85xx_setup_hose(void)
302 308
303 ppc_md.pci_exclude_device = mpc85xx_exclude_device; 309 ppc_md.pci_exclude_device = mpc85xx_exclude_device;
304 310
311#if defined(CONFIG_MPC8555_CDS)
312 /* Pre pciauto_bus_scan VIA init */
313 mpc85xx_cds_enable_via(hose_a);
314#endif
315
305 hose_a->last_busno = pciauto_bus_scan(hose_a, hose_a->first_busno); 316 hose_a->last_busno = pciauto_bus_scan(hose_a, hose_a->first_busno);
306 317
318#if defined(CONFIG_MPC8555_CDS)
319 /* Post pciauto_bus_scan VIA fixup */
320 mpc85xx_cds_fixup_via(hose_a);
321#endif
322
307#ifdef CONFIG_85xx_PCI2 323#ifdef CONFIG_85xx_PCI2
308 hose_b = pcibios_alloc_controller(); 324 hose_b = pcibios_alloc_controller();
309 325