ppc: Use the indirect_pci.c from arch/powerpc/sysdev

This defines a CONFIG_INDIRECT_PCI symbol to control whether it
gets used or not, and fixes the Kconfig to select that symbol for
platforms that need it.

Signed-off-by: Paul Mackerras <paulus@samba.org>

7 files changed, 58 insertions, 156 deletions

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 27f122e1f849..a3451d5bb788 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -280,11 +280,13 @@ config PPC_PSERIES
 config PPC_CHRP
         bool "  Common Hardware Reference Platform (CHRP) based machines"
         depends on PPC_MULTIPLATFORM && PPC32
+        select PPC_INDIRECT_PCI
         default y
 
 config PPC_PMAC
         bool "  Apple PowerMac based machines"
         depends on PPC_MULTIPLATFORM
+        select PPC_INDIRECT_PCI if PPC32
         default y
 
 config PPC_PMAC64
@@ -296,6 +298,7 @@ config PPC_PMAC64
 config PPC_PREP
         bool "  PowerPC Reference Platform (PReP) based machines"
         depends on PPC_MULTIPLATFORM && PPC32
+        select PPC_INDIRECT_PCI
         default y
 
 config PPC_MAPLE
@@ -637,6 +640,12 @@ config GENERIC_ISA_DMA
         depends on PPC64 || POWER4 || 6xx && !CPM2
         default y
 
+config PPC_INDIRECT_PCI
+        bool
+        depends on PCI
+        default y if 40x || 44x || 85xx || 83xx
+        default n
+
 config EISA
         bool
 
@@ -677,6 +686,7 @@ config PCI_QSPAN
 config PCI_8260
         bool
         depends on PCI && 8260
+        select PPC_INDIRECT_PCI
         default y
 
 config 8260_PCI9
diff --git a/arch/powerpc/platforms/embedded6xx/Kconfig b/arch/powerpc/platforms/embedded6xx/Kconfig
index 2d755b79d51f..784b41e19465 100644
--- a/arch/powerpc/platforms/embedded6xx/Kconfig
+++ b/arch/powerpc/platforms/embedded6xx/Kconfig
@@ -27,6 +27,7 @@ config CHESTNUT
 
 config SPRUCE
         bool "IBM-Spruce"
+        select PPC_INDIRECT_PCI
 
 config HDPU
         bool "Sky-HDPU"
@@ -50,15 +51,19 @@ config LOPEC
 
 config MVME5100
         bool "Motorola-MVME5100"
+        select PPC_INDIRECT_PCI
 
 config PPLUS
         bool "Motorola-PowerPlus"
+        select PPC_INDIRECT_PCI
 
 config PRPMC750
         bool "Motorola-PrPMC750"
+        select PPC_INDIRECT_PCI
 
 config PRPMC800
         bool "Motorola-PrPMC800"
+        select PPC_INDIRECT_PCI
 
 config SANDPOINT
         bool "Motorola-Sandpoint"
@@ -74,6 +79,7 @@ config PAL4
 
 config GEMINI
         bool "Synergy-Gemini"
+        select PPC_INDIRECT_PCI
         depends on BROKEN
         help
           Select Gemini if configuring for a Synergy Microsystems' Gemini
@@ -226,6 +232,7 @@ config MV64360		# Really MV64360 & MV64460
 config MV64X60
         bool
         depends on (GT64260 || MV64360)
+        select PPC_INDIRECT_PCI
         default y
 
 menu "Set bridge options"
@@ -274,6 +281,7 @@ config EPIC_SERIAL_MODE
 config MPC10X_BRIDGE
         bool
         depends on POWERPMC250 || LOPEC || SANDPOINT
+        select PPC_INDIRECT_PCI
         default y
 
 config MPC10X_OPENPIC
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile
index c649f03acf68..e66fef652fac 100644
--- a/arch/powerpc/sysdev/Makefile
+++ b/arch/powerpc/sysdev/Makefile
@@ -1,3 +1,2 @@
 obj-$(CONFIG_MPIC)              += mpic.o
-indirectpci-$(CONFIG_PPC_PMAC)  = indirect_pci.o
-obj-$(CONFIG_PPC32)             += $(indirectpci-y)
+obj-$(CONFIG_PPC_INDIRECT_PCI)  += indirect_pci.o
diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig
index ed9c9727d75f..e3efaf47d083 100644
--- a/arch/ppc/Kconfig
+++ b/arch/ppc/Kconfig
@@ -568,6 +568,7 @@ config CHESTNUT
 
 config SPRUCE
         bool "IBM-Spruce"
+        select PPC_INDIRECT_PCI
 
 config HDPU
         bool "Sky-HDPU"
@@ -591,15 +592,19 @@ config LOPEC
 
 config MVME5100
         bool "Motorola-MVME5100"
+        select PPC_INDIRECT_PCI
 
 config PPLUS
         bool "Motorola-PowerPlus"
+        select PPC_INDIRECT_PCI
 
 config PRPMC750
         bool "Motorola-PrPMC750"
+        select PPC_INDIRECT_PCI
 
 config PRPMC800
         bool "Motorola-PrPMC800"
+        select PPC_INDIRECT_PCI
 
 config SANDPOINT
         bool "Motorola-Sandpoint"
@@ -616,6 +621,7 @@ config PAL4
 config GEMINI
         bool "Synergy-Gemini"
         depends on BROKEN
+        select PPC_INDIRECT_PCI
         help
           Select Gemini if configuring for a Synergy Microsystems' Gemini
           series Single Board Computer.  More information is available at:
@@ -749,11 +755,13 @@ config CPM2
 config PPC_CHRP
         bool "  Common Hardware Reference Platform (CHRP) based machines"
         depends on PPC_MULTIPLATFORM
+        select PPC_INDIRECT_PCI
         default y
 
 config PPC_PMAC
         bool "  Apple PowerMac based machines"
         depends on PPC_MULTIPLATFORM
+        select PPC_INDIRECT_PCI
         default y
 
 config PPC_PMAC64
@@ -764,6 +772,7 @@ config PPC_PMAC64
 config PPC_PREP
         bool "  PowerPC Reference Platform (PReP) based machines"
         depends on PPC_MULTIPLATFORM
+        select PPC_INDIRECT_PCI
         default y
 
 config PPC_OF
@@ -797,6 +806,7 @@ config MV64360		# Really MV64360 & MV64460
 config MV64X60
         bool
         depends on (GT64260 || MV64360)
+        select PPC_INDIRECT_PCI
         default y
 
 menu "Set bridge options"
@@ -845,6 +855,7 @@ config EPIC_SERIAL_MODE
 config MPC10X_BRIDGE
         bool
         depends on POWERPMC250 || LOPEC || SANDPOINT
+        select PPC_INDIRECT_PCI
         default y
 
 config MPC10X_OPENPIC
@@ -1139,6 +1150,12 @@ config GENERIC_ISA_DMA
         depends on POWER3 || POWER4 || 6xx && !CPM2
         default y
 
+config PPC_INDIRECT_PCI
+        bool
+        depends on PCI
+        default y if 40x || 44x || 85xx || 83xx
+        default n
+
 config EISA
         bool
         help
@@ -1182,6 +1199,7 @@ config PCI_QSPAN
 config PCI_8260
         bool
         depends on PCI && 8260
+        select PPC_INDIRECT_PCI
         default y
 
 config 8260_PCI9
diff --git a/arch/ppc/Makefile b/arch/ppc/Makefile
index aedc9ae13b2a..121d2347b89f 100644
--- a/arch/ppc/Makefile
+++ b/arch/ppc/Makefile
@@ -61,7 +61,8 @@ head-$(CONFIG_PPC_FPU)		+= arch/powerpc/kernel/fpu.o
 
 core-y                          += arch/ppc/kernel/ arch/powerpc/kernel/ \
                                    arch/ppc/platforms/ \
-                                   arch/ppc/mm/ arch/ppc/lib/ arch/ppc/syslib/
+                                   arch/ppc/mm/ arch/ppc/lib/ \
+                                   arch/ppc/syslib/ arch/powerpc/sysdev/
 core-$(CONFIG_4xx)              += arch/ppc/platforms/4xx/
 core-$(CONFIG_83xx)             += arch/ppc/platforms/83xx/
 core-$(CONFIG_85xx)             += arch/ppc/platforms/85xx/
diff --git a/arch/ppc/syslib/Makefile b/arch/ppc/syslib/Makefile
index f6a2f1938bfa..5739a19b9ed9 100644
--- a/arch/ppc/syslib/Makefile
+++ b/arch/ppc/syslib/Makefile
@@ -31,7 +31,7 @@ obj-$(CONFIG_GEN_RTC)		+= todc_time.o
 obj-$(CONFIG_PPC4xx_DMA)        += ppc4xx_dma.o
 obj-$(CONFIG_PPC4xx_EDMA)       += ppc4xx_sgdma.o
 ifeq ($(CONFIG_40x),y)
-obj-$(CONFIG_PCI)               += indirect_pci.o pci_auto.o ppc405_pci.o
+obj-$(CONFIG_PCI)               += pci_auto.o ppc405_pci.o
 endif
 endif
 obj-$(CONFIG_8xx)               += m8xx_setup.o ppc8xx_pic.o $(wdt-mpc8xx-y) \
@@ -40,43 +40,43 @@ ifeq ($(CONFIG_8xx),y)
 obj-$(CONFIG_PCI)               += qspan_pci.o i8259.o
 endif
 obj-$(CONFIG_PPC_OF)            += prom_init.o prom.o
-obj-$(CONFIG_PPC_PMAC)          += open_pic.o indirect_pci.o
+obj-$(CONFIG_PPC_PMAC)          += open_pic.o
 obj-$(CONFIG_POWER4)            += open_pic2.o
-obj-$(CONFIG_PPC_CHRP)          += open_pic.o indirect_pci.o i8259.o
-obj-$(CONFIG_PPC_PREP)          += open_pic.o indirect_pci.o i8259.o todc_time.o
-obj-$(CONFIG_BAMBOO)            += indirect_pci.o pci_auto.o todc_time.o
+obj-$(CONFIG_PPC_CHRP)          += open_pic.o i8259.o
+obj-$(CONFIG_PPC_PREP)          += open_pic.o i8259.o todc_time.o
+obj-$(CONFIG_BAMBOO)            += pci_auto.o todc_time.o
 obj-$(CONFIG_CPCI690)           += todc_time.o pci_auto.o
-obj-$(CONFIG_EBONY)             += indirect_pci.o pci_auto.o todc_time.o
+obj-$(CONFIG_EBONY)             += pci_auto.o todc_time.o
 obj-$(CONFIG_EV64260)           += todc_time.o pci_auto.o
 obj-$(CONFIG_CHESTNUT)          += mv64360_pic.o pci_auto.o
-obj-$(CONFIG_GEMINI)            += open_pic.o indirect_pci.o
+obj-$(CONFIG_GEMINI)            += open_pic.o
 obj-$(CONFIG_GT64260)           += gt64260_pic.o
 obj-$(CONFIG_LOPEC)             += i8259.o pci_auto.o todc_time.o
 obj-$(CONFIG_HDPU)              += pci_auto.o
-obj-$(CONFIG_LUAN)              += indirect_pci.o pci_auto.o todc_time.o
+obj-$(CONFIG_LUAN)              += pci_auto.o todc_time.o
 obj-$(CONFIG_KATANA)            += pci_auto.o
 obj-$(CONFIG_MV64360)           += mv64360_pic.o
-obj-$(CONFIG_MV64X60)           += mv64x60.o mv64x60_win.o indirect_pci.o
-obj-$(CONFIG_MVME5100)          += open_pic.o todc_time.o indirect_pci.o \
+obj-$(CONFIG_MV64X60)           += mv64x60.o mv64x60_win.o
+obj-$(CONFIG_MVME5100)          += open_pic.o todc_time.o \
                                         pci_auto.o hawk_common.o
 obj-$(CONFIG_MVME5100_IPMC761_PRESENT)  += i8259.o
-obj-$(CONFIG_OCOTEA)            += indirect_pci.o pci_auto.o todc_time.o
+obj-$(CONFIG_OCOTEA)            += pci_auto.o todc_time.o
 obj-$(CONFIG_PAL4)              += cpc700_pic.o
 obj-$(CONFIG_POWERPMC250)       += pci_auto.o
 obj-$(CONFIG_PPLUS)             += hawk_common.o open_pic.o i8259.o \
-                                   indirect_pci.o todc_time.o pci_auto.o
-obj-$(CONFIG_PRPMC750)          += open_pic.o indirect_pci.o pci_auto.o \
+                                   todc_time.o pci_auto.o
+obj-$(CONFIG_PRPMC750)          += open_pic.o pci_auto.o \
                                         hawk_common.o
 obj-$(CONFIG_HARRIER)           += harrier.o
-obj-$(CONFIG_PRPMC800)          += open_pic.o indirect_pci.o pci_auto.o
+obj-$(CONFIG_PRPMC800)          += open_pic.o pci_auto.o
 obj-$(CONFIG_RADSTONE_PPC7D)    += i8259.o pci_auto.o
 obj-$(CONFIG_SANDPOINT)         += i8259.o pci_auto.o todc_time.o
 obj-$(CONFIG_SBC82xx)           += todc_time.o
-obj-$(CONFIG_SPRUCE)            += cpc700_pic.o indirect_pci.o pci_auto.o \
+obj-$(CONFIG_SPRUCE)            += cpc700_pic.o pci_auto.o \
                                    todc_time.o
 obj-$(CONFIG_8260)              += m8260_setup.o pq2_devices.o pq2_sys.o \
                                    ppc_sys.o
-obj-$(CONFIG_PCI_8260)          += m82xx_pci.o indirect_pci.o pci_auto.o
+obj-$(CONFIG_PCI_8260)          += m82xx_pci.o pci_auto.o
 obj-$(CONFIG_8260_PCI9)         += m8260_pci_erratum9.o
 obj-$(CONFIG_CPM2)              += cpm2_common.o cpm2_pic.o
 ifeq ($(CONFIG_PPC_GEN550),y)
@@ -87,7 +87,7 @@ ifeq ($(CONFIG_SERIAL_MPSC_CONSOLE),y)
 obj-$(CONFIG_SERIAL_TEXT_DEBUG) += mv64x60_dbg.o
 endif
 obj-$(CONFIG_BOOTX_TEXT)        += btext.o
-obj-$(CONFIG_MPC10X_BRIDGE)     += mpc10x_common.o indirect_pci.o ppc_sys.o
+obj-$(CONFIG_MPC10X_BRIDGE)     += mpc10x_common.o ppc_sys.o
 obj-$(CONFIG_MPC10X_OPENPIC)    += open_pic.o
 obj-$(CONFIG_40x)               += dcr.o
 obj-$(CONFIG_BOOKE)             += dcr.o
@@ -95,12 +95,12 @@ obj-$(CONFIG_85xx)		+= open_pic.o ppc85xx_common.o ppc85xx_setup.o \
                                         ppc_sys.o i8259.o mpc85xx_sys.o \
                                         mpc85xx_devices.o
 ifeq ($(CONFIG_85xx),y)
-obj-$(CONFIG_PCI)               += indirect_pci.o pci_auto.o
+obj-$(CONFIG_PCI)               += pci_auto.o
 endif
 obj-$(CONFIG_83xx)              += ipic.o ppc83xx_setup.o ppc_sys.o \
                                         mpc83xx_sys.o mpc83xx_devices.o
 ifeq ($(CONFIG_83xx),y)
-obj-$(CONFIG_PCI)               += indirect_pci.o pci_auto.o
+obj-$(CONFIG_PCI)               += pci_auto.o
 endif
 obj-$(CONFIG_MPC8548_CDS)       += todc_time.o
 obj-$(CONFIG_MPC8555_CDS)       += todc_time.o
diff --git a/arch/ppc/syslib/indirect_pci.c b/arch/ppc/syslib/indirect_pci.c
deleted file mode 100644
index e71488469704..000000000000
--- a/arch/ppc/syslib/indirect_pci.c
+++ /dev/null
@@ -1,134 +0,0 @@
-/*
- * Support for indirect PCI bridges.
- *
- * Copyright (C) 1998 Gabriel Paubert.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#include <linux/kernel.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include <linux/string.h>
-#include <linux/init.h>
-
-#include <asm/io.h>
-#include <asm/prom.h>
-#include <asm/pci-bridge.h>
-#include <asm/machdep.h>
-
-#ifdef CONFIG_PPC_INDIRECT_PCI_BE
-#define PCI_CFG_OUT out_be32
-#else
-#define PCI_CFG_OUT out_le32
-#endif
-
-static int
-indirect_read_config(struct pci_bus *bus, unsigned int devfn, int offset,
-                     int len, u32 *val)
-{
-        struct pci_controller *hose = bus->sysdata;
-        volatile void __iomem *cfg_data;
-        u8 cfg_type = 0;
-
-        if (ppc_md.pci_exclude_device)
-                if (ppc_md.pci_exclude_device(bus->number, devfn))
-                        return PCIBIOS_DEVICE_NOT_FOUND;
-        
-        if (hose->set_cfg_type)
-                if (bus->number != hose->first_busno)
-                        cfg_type = 1;
-
-        PCI_CFG_OUT(hose->cfg_addr,                                      
-                 (0x80000000 | ((bus->number - hose->bus_offset) << 16)
-                  | (devfn << 8) | ((offset & 0xfc) | cfg_type)));
-
-        /*
-         * Note: the caller has already checked that offset is
-         * suitably aligned and that len is 1, 2 or 4.
-         */
-        cfg_data = hose->cfg_data + (offset & 3);
-        switch (len) {
-        case 1:
-                *val = in_8(cfg_data);
-                break;
-        case 2:
-                *val = in_le16(cfg_data);
-                break;
-        default:
-                *val = in_le32(cfg_data);
-                break;
-        }
-        return PCIBIOS_SUCCESSFUL;
-}
-
-static int
-indirect_write_config(struct pci_bus *bus, unsigned int devfn, int offset,
-                      int len, u32 val)
-{
-        struct pci_controller *hose = bus->sysdata;
-        volatile void __iomem *cfg_data;
-        u8 cfg_type = 0;
-
-        if (ppc_md.pci_exclude_device)
-                if (ppc_md.pci_exclude_device(bus->number, devfn))
-                        return PCIBIOS_DEVICE_NOT_FOUND;
-
-        if (hose->set_cfg_type)
-                if (bus->number != hose->first_busno)
-                        cfg_type = 1;
-
-        PCI_CFG_OUT(hose->cfg_addr,                                      
-                 (0x80000000 | ((bus->number - hose->bus_offset) << 16)
-                  | (devfn << 8) | ((offset & 0xfc) | cfg_type)));
-
-        /*
-         * Note: the caller has already checked that offset is
-         * suitably aligned and that len is 1, 2 or 4.
-         */
-        cfg_data = hose->cfg_data + (offset & 3);
-        switch (len) {
-        case 1:
-                out_8(cfg_data, val);
-                break;
-        case 2:
-                out_le16(cfg_data, val);
-                break;
-        default:
-                out_le32(cfg_data, val);
-                break;
-        }
-        return PCIBIOS_SUCCESSFUL;
-}
-
-static struct pci_ops indirect_pci_ops =
-{
-        indirect_read_config,
-        indirect_write_config
-};
-
-void __init
-setup_indirect_pci_nomap(struct pci_controller* hose, void __iomem * cfg_addr,
-        void __iomem * cfg_data)
-{
-        hose->cfg_addr = cfg_addr;
-        hose->cfg_data = cfg_data;
-        hose->ops = &indirect_pci_ops;
-}
-
-void __init
-setup_indirect_pci(struct pci_controller* hose, u32 cfg_addr, u32 cfg_data)
-{
-        unsigned long base = cfg_addr & PAGE_MASK;
-        void __iomem *mbase, *addr, *data;
-
-        mbase = ioremap(base, PAGE_SIZE);
-        addr = mbase + (cfg_addr & ~PAGE_MASK);
-        if ((cfg_data & PAGE_MASK) != base)
-                mbase = ioremap(cfg_data & PAGE_MASK, PAGE_SIZE);
-        data = mbase + (cfg_data & ~PAGE_MASK);
-        setup_indirect_pci_nomap(hose, addr, data);
-}