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git://git.openwrt.org/openwrt/openwrt.git
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252 lines
6.8 KiB
Diff
252 lines
6.8 KiB
Diff
From da8e8fe3d6ad5eb9589c8e77e7716e4f7e1a7499 Mon Sep 17 00:00:00 2001
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From: Kurt Mahan <kmahan@freescale.com>
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Date: Mon, 10 Dec 2007 03:36:05 -0700
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Subject: [PATCH] Coldfire M5445x PCI Bits.
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LTIBName: m5445x-pci
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Signed-off-by: Kurt Mahan <kmahan@freescale.com>
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---
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arch/m68k/Kconfig | 12 ++++++++++--
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arch/m68k/Makefile | 4 ++++
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arch/m68k/coldfire/config.c | 2 +-
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arch/m68k/coldfire/iomap.c | 2 ++
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arch/m68k/coldfire/mcf5445x-devices.c | 9 +++++++++
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arch/m68k/coldfire/mcf5445x-pci.c | 5 +++--
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arch/m68k/coldfire/pci.c | 6 +++---
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arch/m68k/kernel/Makefile | 2 +-
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drivers/macintosh/Kconfig | 1 -
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drivers/pci/Makefile | 1 +
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include/asm-m68k/io.h | 13 ++++++++++++-
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include/asm-m68k/pci.h | 2 ++
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12 files changed, 48 insertions(+), 11 deletions(-)
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--- a/arch/m68k/Kconfig
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+++ b/arch/m68k/Kconfig
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@@ -11,6 +11,14 @@ config MMU
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bool
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default y
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+config GENERIC_TIME
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+ bool
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+ default n
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+
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+config GENERIC_CLOCKEVENTS
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+ bool
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+ default n
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+
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config RWSEM_GENERIC_SPINLOCK
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bool
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default y
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@@ -48,7 +56,7 @@ config ARCH_MAY_HAVE_PC_FDC
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default y
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config NO_IOPORT
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- def_bool y
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+ def_bool !M54455
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config NO_DMA
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def_bool SUN3
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@@ -159,7 +167,7 @@ config HADES
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config PCI
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bool
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- depends on HADES
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+ depends on HADES || M54455
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default y
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help
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Find out whether you have a PCI motherboard. PCI is the name of a
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--- a/arch/m68k/Makefile
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+++ b/arch/m68k/Makefile
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@@ -32,6 +32,10 @@ ifdef CONFIG_SUN3
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LDFLAGS_vmlinux = -N
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endif
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+ifdef CONFIG_COLDFIRE
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+# LDFLAGS_vmlinux = --verbose
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+endif
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+
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CHECKFLAGS += -D__mc68000__
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# without -fno-strength-reduce the 53c7xx.c driver fails ;-(
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--- a/arch/m68k/coldfire/config.c
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+++ b/arch/m68k/coldfire/config.c
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@@ -252,7 +252,7 @@ void __init coldfire_sched_init(irq_hand
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MCF_DTIM_DTMR_FRR | MCF_DTIM_DTMR_RST_EN, \
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MCF_DTIM0_DTMR);
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- request_irq(mcf_timervector, handler, SA_INTERRUPT, \
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+ request_irq(mcf_timervector, handler, IRQF_DISABLED, \
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"timer", (void *)MCF_DTIM0_DTMR);
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settimericr(1, mcf_timerlevel);
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--- a/arch/m68k/coldfire/iomap.c
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+++ b/arch/m68k/coldfire/iomap.c
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@@ -12,6 +12,7 @@
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#include <linux/pci.h>
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#include <asm/io.h>
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+#if 0
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void __iomem *__attribute__ ((weak))
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ioport_map(unsigned long port, unsigned int len)
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{
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@@ -52,3 +53,4 @@ void pci_iounmap(struct pci_dev *dev, vo
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/* Nothing .. */
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}
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EXPORT_SYMBOL(ioport_unmap);
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+#endif
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--- a/arch/m68k/coldfire/mcf5445x-devices.c
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+++ b/arch/m68k/coldfire/mcf5445x-devices.c
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@@ -75,10 +75,19 @@ static int ata_get_clk_rate(void)
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return MCF_BUSCLK;
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}
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+/* JKM -- move these to a header file */
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+#define MCF_IDE_DMA_WATERMARK 32 /* DMA watermark level in bytes */
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+#define MCF_IDE_DMA_BD_NR (512/3/4) /* number of BDs per channel */
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+
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static struct fsl_ata_platform_data ata_data = {
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.init = ata_init,
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.exit = ata_exit,
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.get_clk_rate = ata_get_clk_rate,
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+#ifdef CONFIG_PATA_FSL_USE_DMA
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+ .udma_mask = 0x0F, /* the board handles up to UDMA3 */
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+ .fifo_alarm = MCF_IDE_DMA_WATERMARK / 2,
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+ .max_sg = MCF_IDE_DMA_BD_NR,
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+#endif
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};
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static struct resource pata_fsl_resources[] = {
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--- a/arch/m68k/coldfire/mcf5445x-pci.c
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+++ b/arch/m68k/coldfire/mcf5445x-pci.c
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@@ -8,6 +8,7 @@
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*/
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#include <linux/delay.h>
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+#include <linux/interrupt.h>
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#include <linux/pci.h>
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#include <asm/mcfsim.h>
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@@ -76,7 +77,7 @@ void mcf5445x_pci_dumpregs(void);
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#endif
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/*
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- * static void mcf5445x_conf_device(struct pci_dev *dev)
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+ * mcf5445x_conf_device(struct pci_dev *dev)
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*
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* Machine dependent Configure the given device.
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*
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@@ -84,7 +85,7 @@ void mcf5445x_pci_dumpregs(void);
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*
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* dev - the pci device.
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*/
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-void __init
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+void
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mcf5445x_conf_device(struct pci_dev *dev)
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{
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set_fpga(FPGA_PCI_IRQ_ENABLE, 0x0f);
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--- a/arch/m68k/coldfire/pci.c
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+++ b/arch/m68k/coldfire/pci.c
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@@ -56,7 +56,7 @@ struct pci_ops pci_root_ops = {
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*
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* Initialize the pcibios based on cmd line params.
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*/
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-char * __init
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+char *
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pcibios_setup(char *str)
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{
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if (!strcmp(str, "debug")) {
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@@ -124,7 +124,7 @@ pcibios_map_irq(struct pci_dev *dev, u8
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*
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* Update a PCI interrupt.
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*/
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-void __init
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+void
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pcibios_update_irq(struct pci_dev *dev, int irq)
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{
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pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq);
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@@ -171,7 +171,7 @@ pcibios_enable_device(struct pci_dev *de
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/*
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* pcibios_fixup_bus(struct pci_bus *bus)
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*/
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-void __init
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+void
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pcibios_fixup_bus(struct pci_bus *bus)
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{
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struct pci_dev *dev = bus->self;
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--- a/arch/m68k/kernel/Makefile
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+++ b/arch/m68k/kernel/Makefile
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@@ -9,6 +9,7 @@ else
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ifndef CONFIG_COLDFIRE
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extra-y := head.o vmlinux.lds
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obj-y := entry.o signal.o traps.o ints.o
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+ obj-$(CONFIG_PCI) += bios32.o
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else # CONFIG_COLDFIRE
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extra-y := ../coldfire/head.o vmlinux.lds
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endif
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@@ -19,7 +20,6 @@ obj-y += process.o ptrace.o module.o \
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devres-y = ../../../kernel/irq/devres.o
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-obj-$(CONFIG_PCI) += bios32.o
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obj-y$(CONFIG_MMU_SUN3) += dma.o # no, it's not a typo
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EXTRA_AFLAGS := -traditional
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--- a/drivers/macintosh/Kconfig
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+++ b/drivers/macintosh/Kconfig
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@@ -118,7 +118,6 @@ config PMAC_SMU
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config PMAC_APM_EMU
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tristate "APM emulation"
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- select APM_EMULATION
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depends on ADB_PMU && PM && PPC32
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config PMAC_MEDIABAY
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--- a/drivers/pci/Makefile
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+++ b/drivers/pci/Makefile
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@@ -39,6 +39,7 @@ obj-$(CONFIG_PPC) += setup-bus.o
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obj-$(CONFIG_MIPS) += setup-bus.o setup-irq.o
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obj-$(CONFIG_X86_VISWS) += setup-irq.o
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obj-$(CONFIG_MN10300) += setup-bus.o
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+obj-$(CONFIG_M54455) += setup-bus.o setup-irq.o
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#
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# ACPI Related PCI FW Functions
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--- a/include/asm-m68k/io.h
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+++ b/include/asm-m68k/io.h
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@@ -306,7 +306,18 @@ static inline void isa_delay(void)
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#define outw(val,port) out_le16((port),(val))
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#define inl(port) in_le32(port)
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#define outl(val,port) out_le32((port),(val))
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-
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+#define insb(port, buf, nr) \
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+ raw_insb((u8 *)(port), (u8 *)(buf), (nr))
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+#define outsb(port, buf, nr) \
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+ raw_outsb((u8 *)(port), (u8 *)(buf), (nr))
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+#define insw(port, buf, nr) \
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+ raw_insw_swapw((u16 *)(port), (u16 *)(buf), (nr))
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+#define outsw(port, buf, nr) \
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+ raw_outsw_swapw((u16 *)(port), (u16 *)(buf), (nr))
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+#define insl(port, buf, nr) \
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+ raw_insw_swapw((u16 *)(port), (u16 *)(buf), (nr)<<1)
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+#define outsl(port, buf, nr) \
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+ raw_outsw_swapw((u16 *)(port), (u16 *)(buf), (nr)<<1)
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#else
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/*
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* kernel with both ISA and PCI compiled in, those have
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--- a/include/asm-m68k/pci.h
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+++ b/include/asm-m68k/pci.h
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@@ -42,11 +42,13 @@ pcibios_penalize_isa_irq(int irq, int ac
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/* no dynamic PCI IRQ allocation */
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}
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+#if 0
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static inline void
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pcibios_add_platform_entries(struct pci_dev *dev)
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{
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/* no special handling */
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}
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+#endif
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static inline void
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pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
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