diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-24 23:26:25 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-24 23:26:25 -0400 |
commit | 0de085bb474f64e4fdb2f1ff3268590792648c7b (patch) | |
tree | 67c88c8215b85e01430531dba7d7c8ad73173b67 /arch/powerpc/sysdev | |
parent | 3836df6b520a2f93033bf53200b12a2cb5137395 (diff) | |
parent | e58712111fe6eb7573fd6dd12d80de3bec13f277 (diff) |
Merge branch 'for_paulus' of master.kernel.org:/pub/scm/linux/kernel/git/galak/powerpc
* 'for_paulus' of master.kernel.org:/pub/scm/linux/kernel/git/galak/powerpc: (25 commits)
[POWERPC] 85xx: Added needed MPC85xx PCI device IDs
[POWERPC] Add Freescale PCI VENDOR ID and 8641 device IDs
[POWERPC] 85xxCDS: MPC8548 DTS cleanup.
[POWERPC] 85xxCDS: Misc 8548 PCI Corrections.
[POWERPC] 85xxCDS: Delay 8259 cascade hookup.
[POWERPC] 85xxCDS: Make sure restart resets the PCI bus.
[POWERPC] 85xxCDS: Allow 8259 cascade to share an MPIC interrupt line.
[POWERPC] FSL: Add support for PCI-X controllers
[POWERPC] Make sure virtual P2P bridge registers are setup on PCIe PHB
[POWERPC] Provide ability to setup P2P bridge registers from struct resource
[POWERPC] Add basic PCI/PCI Express support for 8544DS board
[POWERPC] Make endianess of cfg_addr for indirect pci ops runtime
[POWERPC] Removed setup_indirect_pci_nomap
[POWERPC] 85xx: Add quirk to ignore bogus FPGA on CDS
[POWERPC] 85xx: Added 8568 PCIe support
[POWERPC] Fixup resources on pci_bus for PCIe PHB when no device is connected
[POWERPC] Add basic PCI node for mpc8568mds board
[POWERPC] Use Freescale pci/pcie common code for 85xx boards
[POWERPC] Update PCI nodes in the 83xx/85xx boards device tree
[POWERPC] Add 8548 CDS PCI express controller node and PCI-X device node
...
Diffstat (limited to 'arch/powerpc/sysdev')
-rw-r--r-- | arch/powerpc/sysdev/Makefile | 1 | ||||
-rw-r--r-- | arch/powerpc/sysdev/fsl_pci.c | 257 | ||||
-rw-r--r-- | arch/powerpc/sysdev/fsl_pci.h | 88 | ||||
-rw-r--r-- | arch/powerpc/sysdev/fsl_pcie.h | 94 | ||||
-rw-r--r-- | arch/powerpc/sysdev/grackle.c | 2 | ||||
-rw-r--r-- | arch/powerpc/sysdev/indirect_pci.c | 59 | ||||
-rw-r--r-- | arch/powerpc/sysdev/mv64x60_pci.c | 2 |
7 files changed, 380 insertions, 123 deletions
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile index 484eb4e0e9db..08ce31e612c2 100644 --- a/arch/powerpc/sysdev/Makefile +++ b/arch/powerpc/sysdev/Makefile | |||
@@ -12,6 +12,7 @@ obj-$(CONFIG_PPC_PMI) += pmi.o | |||
12 | obj-$(CONFIG_U3_DART) += dart_iommu.o | 12 | obj-$(CONFIG_U3_DART) += dart_iommu.o |
13 | obj-$(CONFIG_MMIO_NVRAM) += mmio_nvram.o | 13 | obj-$(CONFIG_MMIO_NVRAM) += mmio_nvram.o |
14 | obj-$(CONFIG_FSL_SOC) += fsl_soc.o | 14 | obj-$(CONFIG_FSL_SOC) += fsl_soc.o |
15 | obj-$(CONFIG_FSL_PCI) += fsl_pci.o | ||
15 | obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o | 16 | obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o |
16 | obj-$(CONFIG_QUICC_ENGINE) += qe_lib/ | 17 | obj-$(CONFIG_QUICC_ENGINE) += qe_lib/ |
17 | mv64x60-$(CONFIG_PCI) += mv64x60_pci.o | 18 | mv64x60-$(CONFIG_PCI) += mv64x60_pci.o |
diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c new file mode 100644 index 000000000000..51c223385feb --- /dev/null +++ b/arch/powerpc/sysdev/fsl_pci.c | |||
@@ -0,0 +1,257 @@ | |||
1 | /* | ||
2 | * MPC85xx/86xx PCI/PCIE support routing. | ||
3 | * | ||
4 | * Copyright 2007 Freescale Semiconductor, Inc | ||
5 | * | ||
6 | * Initial author: Xianghua Xiao <x.xiao@freescale.com> | ||
7 | * Recode: ZHANG WEI <wei.zhang@freescale.com> | ||
8 | * Rewrite the routing for Frescale PCI and PCI Express | ||
9 | * Roy Zang <tie-fei.zang@freescale.com> | ||
10 | * | ||
11 | * This program is free software; you can redistribute it and/or modify it | ||
12 | * under the terms of the GNU General Public License as published by the | ||
13 | * Free Software Foundation; either version 2 of the License, or (at your | ||
14 | * option) any later version. | ||
15 | */ | ||
16 | #include <linux/kernel.h> | ||
17 | #include <linux/pci.h> | ||
18 | #include <linux/delay.h> | ||
19 | #include <linux/string.h> | ||
20 | #include <linux/init.h> | ||
21 | #include <linux/bootmem.h> | ||
22 | |||
23 | #include <asm/io.h> | ||
24 | #include <asm/prom.h> | ||
25 | #include <asm/pci-bridge.h> | ||
26 | #include <asm/machdep.h> | ||
27 | #include <sysdev/fsl_soc.h> | ||
28 | #include <sysdev/fsl_pci.h> | ||
29 | |||
30 | /* atmu setup for fsl pci/pcie controller */ | ||
31 | void __init setup_pci_atmu(struct pci_controller *hose, struct resource *rsrc) | ||
32 | { | ||
33 | struct ccsr_pci __iomem *pci; | ||
34 | int i; | ||
35 | |||
36 | pr_debug("PCI memory map start 0x%x, size 0x%x\n", rsrc->start, | ||
37 | rsrc->end - rsrc->start + 1); | ||
38 | pci = ioremap(rsrc->start, rsrc->end - rsrc->start + 1); | ||
39 | |||
40 | /* Disable all windows (except powar0 since its ignored) */ | ||
41 | for(i = 1; i < 5; i++) | ||
42 | out_be32(&pci->pow[i].powar, 0); | ||
43 | for(i = 0; i < 3; i++) | ||
44 | out_be32(&pci->piw[i].piwar, 0); | ||
45 | |||
46 | /* Setup outbound MEM window */ | ||
47 | for(i = 0; i < 3; i++) | ||
48 | if (hose->mem_resources[i].flags & IORESOURCE_MEM){ | ||
49 | pr_debug("PCI MEM resource start 0x%08x, size 0x%08x.\n", | ||
50 | hose->mem_resources[i].start, | ||
51 | hose->mem_resources[i].end | ||
52 | - hose->mem_resources[i].start + 1); | ||
53 | out_be32(&pci->pow[i+1].potar, | ||
54 | (hose->mem_resources[i].start >> 12) | ||
55 | & 0x000fffff); | ||
56 | out_be32(&pci->pow[i+1].potear, 0); | ||
57 | out_be32(&pci->pow[i+1].powbar, | ||
58 | (hose->mem_resources[i].start >> 12) | ||
59 | & 0x000fffff); | ||
60 | /* Enable, Mem R/W */ | ||
61 | out_be32(&pci->pow[i+1].powar, 0x80044000 | ||
62 | | (__ilog2(hose->mem_resources[i].end | ||
63 | - hose->mem_resources[i].start + 1) - 1)); | ||
64 | } | ||
65 | |||
66 | /* Setup outbound IO window */ | ||
67 | if (hose->io_resource.flags & IORESOURCE_IO){ | ||
68 | pr_debug("PCI IO resource start 0x%08x, size 0x%08x, phy base 0x%08x.\n", | ||
69 | hose->io_resource.start, | ||
70 | hose->io_resource.end - hose->io_resource.start + 1, | ||
71 | hose->io_base_phys); | ||
72 | out_be32(&pci->pow[i+1].potar, (hose->io_resource.start >> 12) | ||
73 | & 0x000fffff); | ||
74 | out_be32(&pci->pow[i+1].potear, 0); | ||
75 | out_be32(&pci->pow[i+1].powbar, (hose->io_base_phys >> 12) | ||
76 | & 0x000fffff); | ||
77 | /* Enable, IO R/W */ | ||
78 | out_be32(&pci->pow[i+1].powar, 0x80088000 | ||
79 | | (__ilog2(hose->io_resource.end | ||
80 | - hose->io_resource.start + 1) - 1)); | ||
81 | } | ||
82 | |||
83 | /* Setup 2G inbound Memory Window @ 1 */ | ||
84 | out_be32(&pci->piw[2].pitar, 0x00000000); | ||
85 | out_be32(&pci->piw[2].piwbar,0x00000000); | ||
86 | out_be32(&pci->piw[2].piwar, PIWAR_2G); | ||
87 | } | ||
88 | |||
89 | void __init setup_pci_cmd(struct pci_controller *hose) | ||
90 | { | ||
91 | u16 cmd; | ||
92 | int cap_x; | ||
93 | |||
94 | early_read_config_word(hose, 0, 0, PCI_COMMAND, &cmd); | ||
95 | cmd |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY | ||
96 | | PCI_COMMAND_IO; | ||
97 | early_write_config_word(hose, 0, 0, PCI_COMMAND, cmd); | ||
98 | |||
99 | cap_x = early_find_capability(hose, 0, 0, PCI_CAP_ID_PCIX); | ||
100 | if (cap_x) { | ||
101 | int pci_x_cmd = cap_x + PCI_X_CMD; | ||
102 | cmd = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ | ||
103 | | PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E; | ||
104 | early_write_config_word(hose, 0, 0, pci_x_cmd, cmd); | ||
105 | } else { | ||
106 | early_write_config_byte(hose, 0, 0, PCI_LATENCY_TIMER, 0x80); | ||
107 | } | ||
108 | } | ||
109 | |||
110 | static void __devinit quirk_fsl_pcie_transparent(struct pci_dev *dev) | ||
111 | { | ||
112 | struct resource *res; | ||
113 | int i, res_idx = PCI_BRIDGE_RESOURCES; | ||
114 | struct pci_controller *hose; | ||
115 | |||
116 | /* if we aren't a PCIe don't bother */ | ||
117 | if (!pci_find_capability(dev, PCI_CAP_ID_EXP)) | ||
118 | return ; | ||
119 | |||
120 | /* | ||
121 | * Make the bridge be transparent. | ||
122 | */ | ||
123 | dev->transparent = 1; | ||
124 | |||
125 | hose = pci_bus_to_host(dev->bus); | ||
126 | if (!hose) { | ||
127 | printk(KERN_ERR "Can't find hose for bus %d\n", | ||
128 | dev->bus->number); | ||
129 | return; | ||
130 | } | ||
131 | |||
132 | /* Clear out any of the virtual P2P bridge registers */ | ||
133 | pci_write_config_word(dev, PCI_IO_BASE_UPPER16, 0); | ||
134 | pci_write_config_word(dev, PCI_IO_LIMIT_UPPER16, 0); | ||
135 | pci_write_config_byte(dev, PCI_IO_BASE, 0x10); | ||
136 | pci_write_config_byte(dev, PCI_IO_LIMIT, 0); | ||
137 | pci_write_config_word(dev, PCI_MEMORY_BASE, 0x10); | ||
138 | pci_write_config_word(dev, PCI_MEMORY_LIMIT, 0); | ||
139 | pci_write_config_word(dev, PCI_PREF_BASE_UPPER32, 0x0); | ||
140 | pci_write_config_word(dev, PCI_PREF_LIMIT_UPPER32, 0x0); | ||
141 | pci_write_config_word(dev, PCI_PREF_MEMORY_BASE, 0x10); | ||
142 | pci_write_config_word(dev, PCI_PREF_MEMORY_LIMIT, 0); | ||
143 | |||
144 | if (hose->io_resource.flags) { | ||
145 | res = &dev->resource[res_idx++]; | ||
146 | res->start = hose->io_resource.start; | ||
147 | res->end = hose->io_resource.end; | ||
148 | res->flags = hose->io_resource.flags; | ||
149 | update_bridge_resource(dev, res); | ||
150 | } | ||
151 | |||
152 | for (i = 0; i < 3; i++) { | ||
153 | res = &dev->resource[res_idx + i]; | ||
154 | res->start = hose->mem_resources[i].start; | ||
155 | res->end = hose->mem_resources[i].end; | ||
156 | res->flags = hose->mem_resources[i].flags; | ||
157 | update_bridge_resource(dev, res); | ||
158 | } | ||
159 | } | ||
160 | |||
161 | int __init fsl_pcie_check_link(struct pci_controller *hose) | ||
162 | { | ||
163 | u16 val; | ||
164 | early_read_config_word(hose, 0, 0, PCIE_LTSSM, &val); | ||
165 | if (val < PCIE_LTSSM_L0) | ||
166 | return 1; | ||
167 | return 0; | ||
168 | } | ||
169 | |||
170 | void fsl_pcibios_fixup_bus(struct pci_bus *bus) | ||
171 | { | ||
172 | struct pci_controller *hose = (struct pci_controller *) bus->sysdata; | ||
173 | int i; | ||
174 | |||
175 | /* deal with bogus pci_bus when we don't have anything connected on PCIe */ | ||
176 | if (hose->indirect_type & PPC_INDIRECT_TYPE_NO_PCIE_LINK) { | ||
177 | if (bus->parent) { | ||
178 | for (i = 0; i < 4; ++i) | ||
179 | bus->resource[i] = bus->parent->resource[i]; | ||
180 | } | ||
181 | } | ||
182 | } | ||
183 | |||
184 | int __init fsl_add_bridge(struct device_node *dev, int is_primary) | ||
185 | { | ||
186 | int len; | ||
187 | struct pci_controller *hose; | ||
188 | struct resource rsrc; | ||
189 | const int *bus_range; | ||
190 | |||
191 | pr_debug("Adding PCI host bridge %s\n", dev->full_name); | ||
192 | |||
193 | /* Fetch host bridge registers address */ | ||
194 | if (of_address_to_resource(dev, 0, &rsrc)) { | ||
195 | printk(KERN_WARNING "Can't get pci register base!"); | ||
196 | return -ENOMEM; | ||
197 | } | ||
198 | |||
199 | /* Get bus range if any */ | ||
200 | bus_range = of_get_property(dev, "bus-range", &len); | ||
201 | if (bus_range == NULL || len < 2 * sizeof(int)) | ||
202 | printk(KERN_WARNING "Can't get bus-range for %s, assume" | ||
203 | " bus 0\n", dev->full_name); | ||
204 | |||
205 | pci_assign_all_buses = 1; | ||
206 | hose = pcibios_alloc_controller(dev); | ||
207 | if (!hose) | ||
208 | return -ENOMEM; | ||
209 | |||
210 | hose->first_busno = bus_range ? bus_range[0] : 0x0; | ||
211 | hose->last_busno = bus_range ? bus_range[1] : 0xff; | ||
212 | |||
213 | setup_indirect_pci(hose, rsrc.start, rsrc.start + 0x4, | ||
214 | PPC_INDIRECT_TYPE_BIG_ENDIAN); | ||
215 | setup_pci_cmd(hose); | ||
216 | |||
217 | /* check PCI express link status */ | ||
218 | if (early_find_capability(hose, 0, 0, PCI_CAP_ID_EXP)) { | ||
219 | hose->indirect_type = PPC_INDIRECT_TYPE_EXT_REG | | ||
220 | PPC_INDIRECT_TYPE_SURPRESS_PRIMARY_BUS; | ||
221 | if (fsl_pcie_check_link(hose)) | ||
222 | hose->indirect_type |= PPC_INDIRECT_TYPE_NO_PCIE_LINK; | ||
223 | } | ||
224 | |||
225 | printk(KERN_INFO "Found FSL PCI host bridge at 0x%016llx." | ||
226 | "Firmware bus number: %d->%d\n", | ||
227 | (unsigned long long)rsrc.start, hose->first_busno, | ||
228 | hose->last_busno); | ||
229 | |||
230 | pr_debug(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n", | ||
231 | hose, hose->cfg_addr, hose->cfg_data); | ||
232 | |||
233 | /* Interpret the "ranges" property */ | ||
234 | /* This also maps the I/O region and sets isa_io/mem_base */ | ||
235 | pci_process_bridge_OF_ranges(hose, dev, is_primary); | ||
236 | |||
237 | /* Setup PEX window registers */ | ||
238 | setup_pci_atmu(hose, &rsrc); | ||
239 | |||
240 | return 0; | ||
241 | } | ||
242 | |||
243 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8548E, quirk_fsl_pcie_transparent); | ||
244 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8548, quirk_fsl_pcie_transparent); | ||
245 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8543E, quirk_fsl_pcie_transparent); | ||
246 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8543, quirk_fsl_pcie_transparent); | ||
247 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8547E, quirk_fsl_pcie_transparent); | ||
248 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8545E, quirk_fsl_pcie_transparent); | ||
249 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8545, quirk_fsl_pcie_transparent); | ||
250 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8568E, quirk_fsl_pcie_transparent); | ||
251 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8568, quirk_fsl_pcie_transparent); | ||
252 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8567E, quirk_fsl_pcie_transparent); | ||
253 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8567, quirk_fsl_pcie_transparent); | ||
254 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8544E, quirk_fsl_pcie_transparent); | ||
255 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8544, quirk_fsl_pcie_transparent); | ||
256 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8641, quirk_fsl_pcie_transparent); | ||
257 | DECLARE_PCI_FIXUP_EARLY(0x1957, PCI_DEVICE_ID_MPC8641D, quirk_fsl_pcie_transparent); | ||
diff --git a/arch/powerpc/sysdev/fsl_pci.h b/arch/powerpc/sysdev/fsl_pci.h new file mode 100644 index 000000000000..37b04ad26571 --- /dev/null +++ b/arch/powerpc/sysdev/fsl_pci.h | |||
@@ -0,0 +1,88 @@ | |||
1 | /* | ||
2 | * MPC85xx/86xx PCI Express structure define | ||
3 | * | ||
4 | * Copyright 2007 Freescale Semiconductor, Inc | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify it | ||
7 | * under the terms of the GNU General Public License as published by the | ||
8 | * Free Software Foundation; either version 2 of the License, or (at your | ||
9 | * option) any later version. | ||
10 | * | ||
11 | */ | ||
12 | |||
13 | #ifdef __KERNEL__ | ||
14 | #ifndef __POWERPC_FSL_PCI_H | ||
15 | #define __POWERPC_FSL_PCI_H | ||
16 | |||
17 | #define PCIE_LTSSM 0x0404 /* PCIE Link Training and Status */ | ||
18 | #define PCIE_LTSSM_L0 0x16 /* L0 state */ | ||
19 | #define PIWAR_2G 0xa0f5501e /* Enable, Prefetch, Local Mem, Snoop R/W, 2G */ | ||
20 | |||
21 | /* PCI/PCI Express outbound window reg */ | ||
22 | struct pci_outbound_window_regs { | ||
23 | __be32 potar; /* 0x.0 - Outbound translation address register */ | ||
24 | __be32 potear; /* 0x.4 - Outbound translation extended address register */ | ||
25 | __be32 powbar; /* 0x.8 - Outbound window base address register */ | ||
26 | u8 res1[4]; | ||
27 | __be32 powar; /* 0x.10 - Outbound window attributes register */ | ||
28 | u8 res2[12]; | ||
29 | }; | ||
30 | |||
31 | /* PCI/PCI Express inbound window reg */ | ||
32 | struct pci_inbound_window_regs { | ||
33 | __be32 pitar; /* 0x.0 - Inbound translation address register */ | ||
34 | u8 res1[4]; | ||
35 | __be32 piwbar; /* 0x.8 - Inbound window base address register */ | ||
36 | __be32 piwbear; /* 0x.c - Inbound window base extended address register */ | ||
37 | __be32 piwar; /* 0x.10 - Inbound window attributes register */ | ||
38 | u8 res2[12]; | ||
39 | }; | ||
40 | |||
41 | /* PCI/PCI Express IO block registers for 85xx/86xx */ | ||
42 | struct ccsr_pci { | ||
43 | __be32 config_addr; /* 0x.000 - PCI/PCIE Configuration Address Register */ | ||
44 | __be32 config_data; /* 0x.004 - PCI/PCIE Configuration Data Register */ | ||
45 | __be32 int_ack; /* 0x.008 - PCI Interrupt Acknowledge Register */ | ||
46 | __be32 pex_otb_cpl_tor; /* 0x.00c - PCIE Outbound completion timeout register */ | ||
47 | __be32 pex_conf_tor; /* 0x.010 - PCIE configuration timeout register */ | ||
48 | u8 res2[12]; | ||
49 | __be32 pex_pme_mes_dr; /* 0x.020 - PCIE PME and message detect register */ | ||
50 | __be32 pex_pme_mes_disr; /* 0x.024 - PCIE PME and message disable register */ | ||
51 | __be32 pex_pme_mes_ier; /* 0x.028 - PCIE PME and message interrupt enable register */ | ||
52 | __be32 pex_pmcr; /* 0x.02c - PCIE power management command register */ | ||
53 | u8 res3[3024]; | ||
54 | |||
55 | /* PCI/PCI Express outbound window 0-4 | ||
56 | * Window 0 is the default window and is the only window enabled upon reset. | ||
57 | * The default outbound register set is used when a transaction misses | ||
58 | * in all of the other outbound windows. | ||
59 | */ | ||
60 | struct pci_outbound_window_regs pow[5]; | ||
61 | |||
62 | u8 res14[256]; | ||
63 | |||
64 | /* PCI/PCI Express inbound window 3-1 | ||
65 | * inbound window 1 supports only a 32-bit base address and does not | ||
66 | * define an inbound window base extended address register. | ||
67 | */ | ||
68 | struct pci_inbound_window_regs piw[3]; | ||
69 | |||
70 | __be32 pex_err_dr; /* 0x.e00 - PCI/PCIE error detect register */ | ||
71 | u8 res21[4]; | ||
72 | __be32 pex_err_en; /* 0x.e08 - PCI/PCIE error interrupt enable register */ | ||
73 | u8 res22[4]; | ||
74 | __be32 pex_err_disr; /* 0x.e10 - PCI/PCIE error disable register */ | ||
75 | u8 res23[12]; | ||
76 | __be32 pex_err_cap_stat; /* 0x.e20 - PCI/PCIE error capture status register */ | ||
77 | u8 res24[4]; | ||
78 | __be32 pex_err_cap_r0; /* 0x.e28 - PCIE error capture register 0 */ | ||
79 | __be32 pex_err_cap_r1; /* 0x.e2c - PCIE error capture register 0 */ | ||
80 | __be32 pex_err_cap_r2; /* 0x.e30 - PCIE error capture register 0 */ | ||
81 | __be32 pex_err_cap_r3; /* 0x.e34 - PCIE error capture register 0 */ | ||
82 | }; | ||
83 | |||
84 | extern int fsl_add_bridge(struct device_node *dev, int is_primary); | ||
85 | extern void fsl_pcibios_fixup_bus(struct pci_bus *bus); | ||
86 | |||
87 | #endif /* __POWERPC_FSL_PCI_H */ | ||
88 | #endif /* __KERNEL__ */ | ||
diff --git a/arch/powerpc/sysdev/fsl_pcie.h b/arch/powerpc/sysdev/fsl_pcie.h deleted file mode 100644 index 8d9779c84bea..000000000000 --- a/arch/powerpc/sysdev/fsl_pcie.h +++ /dev/null | |||
@@ -1,94 +0,0 @@ | |||
1 | /* | ||
2 | * MPC85xx/86xx PCI Express structure define | ||
3 | * | ||
4 | * Copyright 2007 Freescale Semiconductor, Inc | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify it | ||
7 | * under the terms of the GNU General Public License as published by the | ||
8 | * Free Software Foundation; either version 2 of the License, or (at your | ||
9 | * option) any later version. | ||
10 | * | ||
11 | */ | ||
12 | |||
13 | #ifdef __KERNEL__ | ||
14 | #ifndef __POWERPC_FSL_PCIE_H | ||
15 | #define __POWERPC_FSL_PCIE_H | ||
16 | |||
17 | /* PCIE Express IO block registers in 85xx/86xx */ | ||
18 | |||
19 | struct ccsr_pex { | ||
20 | __be32 __iomem pex_config_addr; /* 0x.000 - PCI Express Configuration Address Register */ | ||
21 | __be32 __iomem pex_config_data; /* 0x.004 - PCI Express Configuration Data Register */ | ||
22 | u8 __iomem res1[4]; | ||
23 | __be32 __iomem pex_otb_cpl_tor; /* 0x.00c - PCI Express Outbound completion timeout register */ | ||
24 | __be32 __iomem pex_conf_tor; /* 0x.010 - PCI Express configuration timeout register */ | ||
25 | u8 __iomem res2[12]; | ||
26 | __be32 __iomem pex_pme_mes_dr; /* 0x.020 - PCI Express PME and message detect register */ | ||
27 | __be32 __iomem pex_pme_mes_disr; /* 0x.024 - PCI Express PME and message disable register */ | ||
28 | __be32 __iomem pex_pme_mes_ier; /* 0x.028 - PCI Express PME and message interrupt enable register */ | ||
29 | __be32 __iomem pex_pmcr; /* 0x.02c - PCI Express power management command register */ | ||
30 | u8 __iomem res3[3024]; | ||
31 | __be32 __iomem pexotar0; /* 0x.c00 - PCI Express outbound translation address register 0 */ | ||
32 | __be32 __iomem pexotear0; /* 0x.c04 - PCI Express outbound translation extended address register 0*/ | ||
33 | u8 __iomem res4[8]; | ||
34 | __be32 __iomem pexowar0; /* 0x.c10 - PCI Express outbound window attributes register 0*/ | ||
35 | u8 __iomem res5[12]; | ||
36 | __be32 __iomem pexotar1; /* 0x.c20 - PCI Express outbound translation address register 1 */ | ||
37 | __be32 __iomem pexotear1; /* 0x.c24 - PCI Express outbound translation extended address register 1*/ | ||
38 | __be32 __iomem pexowbar1; /* 0x.c28 - PCI Express outbound window base address register 1*/ | ||
39 | u8 __iomem res6[4]; | ||
40 | __be32 __iomem pexowar1; /* 0x.c30 - PCI Express outbound window attributes register 1*/ | ||
41 | u8 __iomem res7[12]; | ||
42 | __be32 __iomem pexotar2; /* 0x.c40 - PCI Express outbound translation address register 2 */ | ||
43 | __be32 __iomem pexotear2; /* 0x.c44 - PCI Express outbound translation extended address register 2*/ | ||
44 | __be32 __iomem pexowbar2; /* 0x.c48 - PCI Express outbound window base address register 2*/ | ||
45 | u8 __iomem res8[4]; | ||
46 | __be32 __iomem pexowar2; /* 0x.c50 - PCI Express outbound window attributes register 2*/ | ||
47 | u8 __iomem res9[12]; | ||
48 | __be32 __iomem pexotar3; /* 0x.c60 - PCI Express outbound translation address register 3 */ | ||
49 | __be32 __iomem pexotear3; /* 0x.c64 - PCI Express outbound translation extended address register 3*/ | ||
50 | __be32 __iomem pexowbar3; /* 0x.c68 - PCI Express outbound window base address register 3*/ | ||
51 | u8 __iomem res10[4]; | ||
52 | __be32 __iomem pexowar3; /* 0x.c70 - PCI Express outbound window attributes register 3*/ | ||
53 | u8 __iomem res11[12]; | ||
54 | __be32 __iomem pexotar4; /* 0x.c80 - PCI Express outbound translation address register 4 */ | ||
55 | __be32 __iomem pexotear4; /* 0x.c84 - PCI Express outbound translation extended address register 4*/ | ||
56 | __be32 __iomem pexowbar4; /* 0x.c88 - PCI Express outbound window base address register 4*/ | ||
57 | u8 __iomem res12[4]; | ||
58 | __be32 __iomem pexowar4; /* 0x.c90 - PCI Express outbound window attributes register 4*/ | ||
59 | u8 __iomem res13[12]; | ||
60 | u8 __iomem res14[256]; | ||
61 | __be32 __iomem pexitar3; /* 0x.da0 - PCI Express inbound translation address register 3 */ | ||
62 | u8 __iomem res15[4]; | ||
63 | __be32 __iomem pexiwbar3; /* 0x.da8 - PCI Express inbound window base address register 3 */ | ||
64 | __be32 __iomem pexiwbear3; /* 0x.dac - PCI Express inbound window base extended address register 3 */ | ||
65 | __be32 __iomem pexiwar3; /* 0x.db0 - PCI Express inbound window attributes register 3 */ | ||
66 | u8 __iomem res16[12]; | ||
67 | __be32 __iomem pexitar2; /* 0x.dc0 - PCI Express inbound translation address register 2 */ | ||
68 | u8 __iomem res17[4]; | ||
69 | __be32 __iomem pexiwbar2; /* 0x.dc8 - PCI Express inbound window base address register 2 */ | ||
70 | __be32 __iomem pexiwbear2; /* 0x.dcc - PCI Express inbound window base extended address register 2 */ | ||
71 | __be32 __iomem pexiwar2; /* 0x.dd0 - PCI Express inbound window attributes register 2 */ | ||
72 | u8 __iomem res18[12]; | ||
73 | __be32 __iomem pexitar1; /* 0x.de0 - PCI Express inbound translation address register 2 */ | ||
74 | u8 __iomem res19[4]; | ||
75 | __be32 __iomem pexiwbar1; /* 0x.de8 - PCI Express inbound window base address register 2 */ | ||
76 | __be32 __iomem pexiwbear1; /* 0x.dec - PCI Express inbound window base extended address register 2 */ | ||
77 | __be32 __iomem pexiwar1; /* 0x.df0 - PCI Express inbound window attributes register 2 */ | ||
78 | u8 __iomem res20[12]; | ||
79 | __be32 __iomem pex_err_dr; /* 0x.e00 - PCI Express error detect register */ | ||
80 | u8 __iomem res21[4]; | ||
81 | __be32 __iomem pex_err_en; /* 0x.e08 - PCI Express error interrupt enable register */ | ||
82 | u8 __iomem res22[4]; | ||
83 | __be32 __iomem pex_err_disr; /* 0x.e10 - PCI Express error disable register */ | ||
84 | u8 __iomem res23[12]; | ||
85 | __be32 __iomem pex_err_cap_stat; /* 0x.e20 - PCI Express error capture status register */ | ||
86 | u8 __iomem res24[4]; | ||
87 | __be32 __iomem pex_err_cap_r0; /* 0x.e28 - PCI Express error capture register 0 */ | ||
88 | __be32 __iomem pex_err_cap_r1; /* 0x.e2c - PCI Express error capture register 0 */ | ||
89 | __be32 __iomem pex_err_cap_r2; /* 0x.e30 - PCI Express error capture register 0 */ | ||
90 | __be32 __iomem pex_err_cap_r3; /* 0x.e34 - PCI Express error capture register 0 */ | ||
91 | }; | ||
92 | |||
93 | #endif /* __POWERPC_FSL_PCIE_H */ | ||
94 | #endif /* __KERNEL__ */ | ||
diff --git a/arch/powerpc/sysdev/grackle.c b/arch/powerpc/sysdev/grackle.c index 42053625f498..11ad5622eb76 100644 --- a/arch/powerpc/sysdev/grackle.c +++ b/arch/powerpc/sysdev/grackle.c | |||
@@ -55,7 +55,7 @@ static inline void grackle_set_loop_snoop(struct pci_controller *bp, int enable) | |||
55 | 55 | ||
56 | void __init setup_grackle(struct pci_controller *hose) | 56 | void __init setup_grackle(struct pci_controller *hose) |
57 | { | 57 | { |
58 | setup_indirect_pci(hose, 0xfec00000, 0xfee00000); | 58 | setup_indirect_pci(hose, 0xfec00000, 0xfee00000, 0); |
59 | if (machine_is_compatible("PowerMac1,1")) | 59 | if (machine_is_compatible("PowerMac1,1")) |
60 | pci_assign_all_buses = 1; | 60 | pci_assign_all_buses = 1; |
61 | if (machine_is_compatible("AAPL,PowerBook1998")) | 61 | if (machine_is_compatible("AAPL,PowerBook1998")) |
diff --git a/arch/powerpc/sysdev/indirect_pci.c b/arch/powerpc/sysdev/indirect_pci.c index c7e6e859b393..a8ac2dfdd3d4 100644 --- a/arch/powerpc/sysdev/indirect_pci.c +++ b/arch/powerpc/sysdev/indirect_pci.c | |||
@@ -20,12 +20,6 @@ | |||
20 | #include <asm/pci-bridge.h> | 20 | #include <asm/pci-bridge.h> |
21 | #include <asm/machdep.h> | 21 | #include <asm/machdep.h> |
22 | 22 | ||
23 | #ifdef CONFIG_PPC_INDIRECT_PCI_BE | ||
24 | #define PCI_CFG_OUT out_be32 | ||
25 | #else | ||
26 | #define PCI_CFG_OUT out_le32 | ||
27 | #endif | ||
28 | |||
29 | static int | 23 | static int |
30 | indirect_read_config(struct pci_bus *bus, unsigned int devfn, int offset, | 24 | indirect_read_config(struct pci_bus *bus, unsigned int devfn, int offset, |
31 | int len, u32 *val) | 25 | int len, u32 *val) |
@@ -35,10 +29,17 @@ indirect_read_config(struct pci_bus *bus, unsigned int devfn, int offset, | |||
35 | u8 cfg_type = 0; | 29 | u8 cfg_type = 0; |
36 | u32 bus_no, reg; | 30 | u32 bus_no, reg; |
37 | 31 | ||
32 | if (hose->indirect_type & PPC_INDIRECT_TYPE_NO_PCIE_LINK) { | ||
33 | if (bus->number != hose->first_busno) | ||
34 | return PCIBIOS_DEVICE_NOT_FOUND; | ||
35 | if (devfn != 0) | ||
36 | return PCIBIOS_DEVICE_NOT_FOUND; | ||
37 | } | ||
38 | |||
38 | if (ppc_md.pci_exclude_device) | 39 | if (ppc_md.pci_exclude_device) |
39 | if (ppc_md.pci_exclude_device(hose, bus->number, devfn)) | 40 | if (ppc_md.pci_exclude_device(hose, bus->number, devfn)) |
40 | return PCIBIOS_DEVICE_NOT_FOUND; | 41 | return PCIBIOS_DEVICE_NOT_FOUND; |
41 | 42 | ||
42 | if (hose->indirect_type & PPC_INDIRECT_TYPE_SET_CFG_TYPE) | 43 | if (hose->indirect_type & PPC_INDIRECT_TYPE_SET_CFG_TYPE) |
43 | if (bus->number != hose->first_busno) | 44 | if (bus->number != hose->first_busno) |
44 | cfg_type = 1; | 45 | cfg_type = 1; |
@@ -51,9 +52,12 @@ indirect_read_config(struct pci_bus *bus, unsigned int devfn, int offset, | |||
51 | else | 52 | else |
52 | reg = offset & 0xfc; | 53 | reg = offset & 0xfc; |
53 | 54 | ||
54 | PCI_CFG_OUT(hose->cfg_addr, | 55 | if (hose->indirect_type & PPC_INDIRECT_TYPE_BIG_ENDIAN) |
55 | (0x80000000 | (bus_no << 16) | 56 | out_be32(hose->cfg_addr, (0x80000000 | (bus_no << 16) | |
56 | | (devfn << 8) | reg | cfg_type)); | 57 | (devfn << 8) | reg | cfg_type)); |
58 | else | ||
59 | out_le32(hose->cfg_addr, (0x80000000 | (bus_no << 16) | | ||
60 | (devfn << 8) | reg | cfg_type)); | ||
57 | 61 | ||
58 | /* | 62 | /* |
59 | * Note: the caller has already checked that offset is | 63 | * Note: the caller has already checked that offset is |
@@ -83,6 +87,13 @@ indirect_write_config(struct pci_bus *bus, unsigned int devfn, int offset, | |||
83 | u8 cfg_type = 0; | 87 | u8 cfg_type = 0; |
84 | u32 bus_no, reg; | 88 | u32 bus_no, reg; |
85 | 89 | ||
90 | if (hose->indirect_type & PPC_INDIRECT_TYPE_NO_PCIE_LINK) { | ||
91 | if (bus->number != hose->first_busno) | ||
92 | return PCIBIOS_DEVICE_NOT_FOUND; | ||
93 | if (devfn != 0) | ||
94 | return PCIBIOS_DEVICE_NOT_FOUND; | ||
95 | } | ||
96 | |||
86 | if (ppc_md.pci_exclude_device) | 97 | if (ppc_md.pci_exclude_device) |
87 | if (ppc_md.pci_exclude_device(hose, bus->number, devfn)) | 98 | if (ppc_md.pci_exclude_device(hose, bus->number, devfn)) |
88 | return PCIBIOS_DEVICE_NOT_FOUND; | 99 | return PCIBIOS_DEVICE_NOT_FOUND; |
@@ -99,9 +110,12 @@ indirect_write_config(struct pci_bus *bus, unsigned int devfn, int offset, | |||
99 | else | 110 | else |
100 | reg = offset & 0xfc; | 111 | reg = offset & 0xfc; |
101 | 112 | ||
102 | PCI_CFG_OUT(hose->cfg_addr, | 113 | if (hose->indirect_type & PPC_INDIRECT_TYPE_BIG_ENDIAN) |
103 | (0x80000000 | (bus_no << 16) | 114 | out_be32(hose->cfg_addr, (0x80000000 | (bus_no << 16) | |
104 | | (devfn << 8) | reg | cfg_type)); | 115 | (devfn << 8) | reg | cfg_type)); |
116 | else | ||
117 | out_le32(hose->cfg_addr, (0x80000000 | (bus_no << 16) | | ||
118 | (devfn << 8) | reg | cfg_type)); | ||
105 | 119 | ||
106 | /* surpress setting of PCI_PRIMARY_BUS */ | 120 | /* surpress setting of PCI_PRIMARY_BUS */ |
107 | if (hose->indirect_type & PPC_INDIRECT_TYPE_SURPRESS_PRIMARY_BUS) | 121 | if (hose->indirect_type & PPC_INDIRECT_TYPE_SURPRESS_PRIMARY_BUS) |
@@ -135,24 +149,15 @@ static struct pci_ops indirect_pci_ops = | |||
135 | }; | 149 | }; |
136 | 150 | ||
137 | void __init | 151 | void __init |
138 | setup_indirect_pci_nomap(struct pci_controller* hose, void __iomem * cfg_addr, | 152 | setup_indirect_pci(struct pci_controller* hose, u32 cfg_addr, u32 cfg_data, u32 flags) |
139 | void __iomem * cfg_data) | ||
140 | { | ||
141 | hose->cfg_addr = cfg_addr; | ||
142 | hose->cfg_data = cfg_data; | ||
143 | hose->ops = &indirect_pci_ops; | ||
144 | } | ||
145 | |||
146 | void __init | ||
147 | setup_indirect_pci(struct pci_controller* hose, u32 cfg_addr, u32 cfg_data) | ||
148 | { | 153 | { |
149 | unsigned long base = cfg_addr & PAGE_MASK; | 154 | unsigned long base = cfg_addr & PAGE_MASK; |
150 | void __iomem *mbase, *addr, *data; | 155 | void __iomem *mbase; |
151 | 156 | ||
152 | mbase = ioremap(base, PAGE_SIZE); | 157 | mbase = ioremap(base, PAGE_SIZE); |
153 | addr = mbase + (cfg_addr & ~PAGE_MASK); | 158 | hose->cfg_addr = mbase + (cfg_addr & ~PAGE_MASK); |
154 | if ((cfg_data & PAGE_MASK) != base) | 159 | if ((cfg_data & PAGE_MASK) != base) |
155 | mbase = ioremap(cfg_data & PAGE_MASK, PAGE_SIZE); | 160 | mbase = ioremap(cfg_data & PAGE_MASK, PAGE_SIZE); |
156 | data = mbase + (cfg_data & ~PAGE_MASK); | 161 | hose->cfg_data = mbase + (cfg_data & ~PAGE_MASK); |
157 | setup_indirect_pci_nomap(hose, addr, data); | 162 | hose->ops = &indirect_pci_ops; |
158 | } | 163 | } |
diff --git a/arch/powerpc/sysdev/mv64x60_pci.c b/arch/powerpc/sysdev/mv64x60_pci.c index 45db86c2363c..9b3baa7317d7 100644 --- a/arch/powerpc/sysdev/mv64x60_pci.c +++ b/arch/powerpc/sysdev/mv64x60_pci.c | |||
@@ -144,7 +144,7 @@ static int __init mv64x60_add_bridge(struct device_node *dev) | |||
144 | hose->first_busno = bus_range ? bus_range[0] : 0; | 144 | hose->first_busno = bus_range ? bus_range[0] : 0; |
145 | hose->last_busno = bus_range ? bus_range[1] : 0xff; | 145 | hose->last_busno = bus_range ? bus_range[1] : 0xff; |
146 | 146 | ||
147 | setup_indirect_pci(hose, rsrc.start, rsrc.start + 4); | 147 | setup_indirect_pci(hose, rsrc.start, rsrc.start + 4, 0); |
148 | hose->self_busno = hose->first_busno; | 148 | hose->self_busno = hose->first_busno; |
149 | 149 | ||
150 | printk(KERN_INFO "Found MV64x60 PCI host bridge at 0x%016llx. " | 150 | printk(KERN_INFO "Found MV64x60 PCI host bridge at 0x%016llx. " |