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-rw-r--r--arch/powerpc/Kconfig4
-rw-r--r--arch/powerpc/boot/dts/mpc8641_hpcn.dts2
-rw-r--r--arch/powerpc/platforms/86xx/mpc86xx.h6
-rw-r--r--arch/powerpc/platforms/86xx/mpc86xx_hpcn.c2
-rw-r--r--arch/powerpc/platforms/86xx/pci.c18
-rw-r--r--arch/powerpc/platforms/Kconfig1
-rw-r--r--arch/powerpc/sysdev/Makefile1
-rw-r--r--arch/powerpc/sysdev/fsl_pcie.c171
8 files changed, 3 insertions, 202 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 7c1bae5c2204..cbfbd981cdcd 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -419,10 +419,6 @@ config SBUS
419config FSL_SOC 419config FSL_SOC
420 bool 420 bool
421 421
422config FSL_PCIE
423 bool
424 depends on PPC_86xx
425
426# Yes MCA RS/6000s exist but Linux-PPC does not currently support any 422# Yes MCA RS/6000s exist but Linux-PPC does not currently support any
427config MCA 423config MCA
428 bool 424 bool
diff --git a/arch/powerpc/boot/dts/mpc8641_hpcn.dts b/arch/powerpc/boot/dts/mpc8641_hpcn.dts
index 260b264c869e..748f7b90f5db 100644
--- a/arch/powerpc/boot/dts/mpc8641_hpcn.dts
+++ b/arch/powerpc/boot/dts/mpc8641_hpcn.dts
@@ -186,7 +186,7 @@
186 #size-cells = <2>; 186 #size-cells = <2>;
187 #address-cells = <3>; 187 #address-cells = <3>;
188 reg = <8000 1000>; 188 reg = <8000 1000>;
189 bus-range = <0 fe>; 189 bus-range = <0 ff>;
190 ranges = <02000000 0 80000000 80000000 0 20000000 190 ranges = <02000000 0 80000000 80000000 0 20000000
191 01000000 0 00000000 e2000000 0 00100000>; 191 01000000 0 00000000 e2000000 0 00100000>;
192 clock-frequency = <1fca055>; 192 clock-frequency = <1fca055>;
diff --git a/arch/powerpc/platforms/86xx/mpc86xx.h b/arch/powerpc/platforms/86xx/mpc86xx.h
index 4c2789de045e..23f7ed2a7f88 100644
--- a/arch/powerpc/platforms/86xx/mpc86xx.h
+++ b/arch/powerpc/platforms/86xx/mpc86xx.h
@@ -20,12 +20,6 @@ extern int mpc86xx_add_bridge(struct device_node *dev);
20extern int mpc86xx_exclude_device(struct pci_controller *hose, 20extern int mpc86xx_exclude_device(struct pci_controller *hose,
21 u_char bus, u_char devfn); 21 u_char bus, u_char devfn);
22 22
23extern void setup_indirect_pcie(struct pci_controller *hose,
24 u32 cfg_addr, u32 cfg_data);
25extern void setup_indirect_pcie_nomap(struct pci_controller *hose,
26 void __iomem *cfg_addr,
27 void __iomem *cfg_data);
28
29extern void __init mpc86xx_smp_init(void); 23extern void __init mpc86xx_smp_init(void);
30 24
31#endif /* __MPC86XX_H__ */ 25#endif /* __MPC86XX_H__ */
diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
index 042dbce89771..afa82371979f 100644
--- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
+++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
@@ -358,8 +358,6 @@ mpc86xx_hpcn_setup_arch(void)
358#ifdef CONFIG_PCI 358#ifdef CONFIG_PCI
359 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) 359 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
360 mpc86xx_add_bridge(np); 360 mpc86xx_add_bridge(np);
361
362 ppc_md.pci_exclude_device = mpc86xx_exclude_device;
363#endif 361#endif
364 362
365 printk("MPC86xx HPCN board from Freescale Semiconductor\n"); 363 printk("MPC86xx HPCN board from Freescale Semiconductor\n");
diff --git a/arch/powerpc/platforms/86xx/pci.c b/arch/powerpc/platforms/86xx/pci.c
index 7659259cc974..0db51e8ab5d4 100644
--- a/arch/powerpc/platforms/86xx/pci.c
+++ b/arch/powerpc/platforms/86xx/pci.c
@@ -133,19 +133,6 @@ mpc86xx_setup_pcie(struct pci_controller *hose, u32 pcie_offset, u32 pcie_size)
133 early_write_config_word(hose, 0, 0, PCI_COMMAND, cmd); 133 early_write_config_word(hose, 0, 0, PCI_COMMAND, cmd);
134 134
135 early_write_config_byte(hose, 0, 0, PCI_LATENCY_TIMER, 0x80); 135 early_write_config_byte(hose, 0, 0, PCI_LATENCY_TIMER, 0x80);
136
137 /* PCIE Bus, Fix the MPC8641D host bridge's location to bus 0xFF. */
138 early_read_config_dword(hose, 0, 0, PCI_PRIMARY_BUS, &temps);
139 temps = (temps & 0xff000000) | (0xff) | (0x0 << 8) | (0xfe << 16);
140 early_write_config_dword(hose, 0, 0, PCI_PRIMARY_BUS, temps);
141}
142
143int mpc86xx_exclude_device(struct pci_controller *hose, u_char bus, u_char devfn)
144{
145 if (bus == 0 && PCI_SLOT(devfn) == 0)
146 return PCIBIOS_DEVICE_NOT_FOUND;
147
148 return PCIBIOS_SUCCESSFUL;
149} 136}
150 137
151int __init mpc86xx_add_bridge(struct device_node *dev) 138int __init mpc86xx_add_bridge(struct device_node *dev)
@@ -173,11 +160,10 @@ int __init mpc86xx_add_bridge(struct device_node *dev)
173 return -ENOMEM; 160 return -ENOMEM;
174 hose->arch_data = dev; 161 hose->arch_data = dev;
175 162
176 /* last_busno = 0xfe cause by MPC8641 PCIE bug */
177 hose->first_busno = bus_range ? bus_range[0] : 0x0; 163 hose->first_busno = bus_range ? bus_range[0] : 0x0;
178 hose->last_busno = bus_range ? bus_range[1] : 0xfe; 164 hose->last_busno = bus_range ? bus_range[1] : 0xff;
179 165
180 setup_indirect_pcie(hose, rsrc.start, rsrc.start + 0x4); 166 setup_indirect_pci(hose, rsrc.start, rsrc.start + 0x4);
181 167
182 /* Setup the PCIE host controller. */ 168 /* Setup the PCIE host controller. */
183 mpc86xx_setup_pcie(hose, rsrc.start, rsrc.end - rsrc.start + 1); 169 mpc86xx_setup_pcie(hose, rsrc.start, rsrc.end - rsrc.start + 1);
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index df67ff50c0da..33545d352e92 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -31,7 +31,6 @@ config PPC_86xx
31 bool "Freescale 86xx" 31 bool "Freescale 86xx"
32 depends on 6xx 32 depends on 6xx
33 select FSL_SOC 33 select FSL_SOC
34 select FSL_PCIE
35 select ALTIVEC 34 select ALTIVEC
36 help 35 help
37 The Freescale E600 SoCs have 74xx cores. 36 The Freescale E600 SoCs have 74xx cores.
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile
index 337b56a73247..7d8ac1bfef84 100644
--- a/arch/powerpc/sysdev/Makefile
+++ b/arch/powerpc/sysdev/Makefile
@@ -12,7 +12,6 @@ obj-$(CONFIG_PPC_PMI) += pmi.o
12obj-$(CONFIG_U3_DART) += dart_iommu.o 12obj-$(CONFIG_U3_DART) += dart_iommu.o
13obj-$(CONFIG_MMIO_NVRAM) += mmio_nvram.o 13obj-$(CONFIG_MMIO_NVRAM) += mmio_nvram.o
14obj-$(CONFIG_FSL_SOC) += fsl_soc.o 14obj-$(CONFIG_FSL_SOC) += fsl_soc.o
15obj-$(CONFIG_FSL_PCIE) += fsl_pcie.o
16obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o 15obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o
17obj-$(CONFIG_QUICC_ENGINE) += qe_lib/ 16obj-$(CONFIG_QUICC_ENGINE) += qe_lib/
18mv64x60-$(CONFIG_PCI) += mv64x60_pci.o 17mv64x60-$(CONFIG_PCI) += mv64x60_pci.o
diff --git a/arch/powerpc/sysdev/fsl_pcie.c b/arch/powerpc/sysdev/fsl_pcie.c
deleted file mode 100644
index ea3ec6bfd577..000000000000
--- a/arch/powerpc/sysdev/fsl_pcie.c
+++ /dev/null
@@ -1,171 +0,0 @@
1/*
2 * Support for indirect PCI bridges.
3 *
4 * Copyright (C) 1998 Gabriel Paubert.
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 *
11 * "Temporary" MPC8548 Errata file -
12 * The standard indirect_pci code should work with future silicon versions.
13 */
14
15#include <linux/kernel.h>
16#include <linux/pci.h>
17#include <linux/delay.h>
18#include <linux/string.h>
19#include <linux/init.h>
20#include <linux/bootmem.h>
21
22#include <asm/io.h>
23#include <asm/prom.h>
24#include <asm/pci-bridge.h>
25#include <asm/machdep.h>
26
27#define PCI_CFG_OUT out_be32
28
29/* ERRATA PCI-Ex 14 PCIE Controller timeout */
30#define PCIE_FIX out_be32(hose->cfg_addr+0x4, 0x0400ffff)
31
32
33static int
34indirect_read_config_pcie(struct pci_bus *bus, unsigned int devfn, int offset,
35 int len, u32 *val)
36{
37 struct pci_controller *hose = bus->sysdata;
38 volatile void __iomem *cfg_data;
39 u32 temp;
40
41 if (ppc_md.pci_exclude_device)
42 if (ppc_md.pci_exclude_device(hose, bus->number, devfn))
43 return PCIBIOS_DEVICE_NOT_FOUND;
44
45 /* Possible artifact of CDCpp50937 needs further investigation */
46 if (devfn != 0x0 && bus->number == 0xff)
47 return PCIBIOS_DEVICE_NOT_FOUND;
48
49 PCIE_FIX;
50 if (bus->number == 0xff) {
51 PCI_CFG_OUT(hose->cfg_addr,
52 (0x80000000 | ((offset & 0xf00) << 16) |
53 (bus->number<< 16)
54 | (devfn << 8) | ((offset & 0xfc) )));
55 } else {
56 PCI_CFG_OUT(hose->cfg_addr,
57 (0x80000001 | ((offset & 0xf00) << 16) |
58 (bus->number<< 16)
59 | (devfn << 8) | ((offset & 0xfc) )));
60 }
61
62 /*
63 * Note: the caller has already checked that offset is
64 * suitably aligned and that len is 1, 2 or 4.
65 */
66 /* ERRATA PCI-Ex 12 - Configuration Address/Data Alignment */
67 cfg_data = hose->cfg_data;
68 PCIE_FIX;
69 temp = in_le32(cfg_data);
70 switch (len) {
71 case 1:
72 *val = (temp >> (((offset & 3))*8)) & 0xff;
73 break;
74 case 2:
75 *val = (temp >> (((offset & 3))*8)) & 0xffff;
76 break;
77 default:
78 *val = temp;
79 break;
80 }
81 return PCIBIOS_SUCCESSFUL;
82}
83
84static int
85indirect_write_config_pcie(struct pci_bus *bus, unsigned int devfn, int offset,
86 int len, u32 val)
87{
88 struct pci_controller *hose = bus->sysdata;
89 volatile void __iomem *cfg_data;
90 u32 temp;
91
92 if (ppc_md.pci_exclude_device)
93 if (ppc_md.pci_exclude_device(hose, bus->number, devfn))
94 return PCIBIOS_DEVICE_NOT_FOUND;
95
96 /* Possible artifact of CDCpp50937 needs further investigation */
97 if (devfn != 0x0 && bus->number == 0xff)
98 return PCIBIOS_DEVICE_NOT_FOUND;
99
100 PCIE_FIX;
101 if (bus->number == 0xff) {
102 PCI_CFG_OUT(hose->cfg_addr,
103 (0x80000000 | ((offset & 0xf00) << 16) |
104 (bus->number << 16)
105 | (devfn << 8) | ((offset & 0xfc) )));
106 } else {
107 PCI_CFG_OUT(hose->cfg_addr,
108 (0x80000001 | ((offset & 0xf00) << 16) |
109 (bus->number << 16)
110 | (devfn << 8) | ((offset & 0xfc) )));
111 }
112
113 /*
114 * Note: the caller has already checked that offset is
115 * suitably aligned and that len is 1, 2 or 4.
116 */
117 /* ERRATA PCI-Ex 12 - Configuration Address/Data Alignment */
118 cfg_data = hose->cfg_data;
119 switch (len) {
120 case 1:
121 PCIE_FIX;
122 temp = in_le32(cfg_data);
123 temp = (temp & ~(0xff << ((offset & 3) * 8))) |
124 (val << ((offset & 3) * 8));
125 PCIE_FIX;
126 out_le32(cfg_data, temp);
127 break;
128 case 2:
129 PCIE_FIX;
130 temp = in_le32(cfg_data);
131 temp = (temp & ~(0xffff << ((offset & 3) * 8)));
132 temp |= (val << ((offset & 3) * 8)) ;
133 PCIE_FIX;
134 out_le32(cfg_data, temp);
135 break;
136 default:
137 PCIE_FIX;
138 out_le32(cfg_data, val);
139 break;
140 }
141 PCIE_FIX;
142 return PCIBIOS_SUCCESSFUL;
143}
144
145static struct pci_ops indirect_pcie_ops = {
146 indirect_read_config_pcie,
147 indirect_write_config_pcie
148};
149
150void __init
151setup_indirect_pcie_nomap(struct pci_controller* hose, void __iomem * cfg_addr,
152 void __iomem * cfg_data)
153{
154 hose->cfg_addr = cfg_addr;
155 hose->cfg_data = cfg_data;
156 hose->ops = &indirect_pcie_ops;
157}
158
159void __init
160setup_indirect_pcie(struct pci_controller* hose, u32 cfg_addr, u32 cfg_data)
161{
162 unsigned long base = cfg_addr & PAGE_MASK;
163 void __iomem *mbase, *addr, *data;
164
165 mbase = ioremap(base, PAGE_SIZE);
166 addr = mbase + (cfg_addr & ~PAGE_MASK);
167 if ((cfg_data & PAGE_MASK) != base)
168 mbase = ioremap(cfg_data & PAGE_MASK, PAGE_SIZE);
169 data = mbase + (cfg_data & ~PAGE_MASK);
170 setup_indirect_pcie_nomap(hose, addr, data);
171}