Commit 2b0c28d7 authored by Matt Porter's avatar Matt Porter Committed by Linus Torvalds
Browse files

[PATCH] RapidIO support: ppc32



Adds PPC32 RIO support.  Init code for the MPC85xx RIO ports and glue for the
STx GP3 board to use it.
Signed-off-by: default avatarMatt Porter <mporter@kernel.crashing.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent fa78cc51
......@@ -1257,6 +1257,14 @@ source "drivers/pci/Kconfig"
source "drivers/pcmcia/Kconfig"
config RAPIDIO
bool "RapidIO support" if MPC8540 || MPC8560
help
If you say Y here, the kernel will include drivers and
infrastructure code to support RapidIO interconnect devices.
source "drivers/rapidio/Kconfig"
endmenu
menu "Advanced setup"
......
#
# Automatically generated make config: don't edit
# Linux kernel version: 2.6.11-rc2
# Wed Jan 26 14:32:58 2005
# Linux kernel version: 2.6.12-rc4
# Tue May 24 18:11:04 2005
#
CONFIG_MMU=y
CONFIG_GENERIC_HARDIRQS=y
......@@ -11,6 +11,7 @@ CONFIG_HAVE_DEC_LOCK=y
CONFIG_PPC=y
CONFIG_PPC32=y
CONFIG_GENERIC_NVRAM=y
CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
#
# Code maturity level options
......@@ -18,6 +19,7 @@ CONFIG_GENERIC_NVRAM=y
CONFIG_EXPERIMENTAL=y
CONFIG_CLEAN_COMPILE=y
CONFIG_BROKEN_ON_SMP=y
CONFIG_INIT_ENV_ARG_LIMIT=32
#
# General setup
......@@ -29,7 +31,6 @@ CONFIG_SYSVIPC=y
# CONFIG_BSD_PROCESS_ACCT is not set
CONFIG_SYSCTL=y
# CONFIG_AUDIT is not set
CONFIG_LOG_BUF_SHIFT=14
CONFIG_HOTPLUG=y
CONFIG_KOBJECT_UEVENT=y
# CONFIG_IKCONFIG is not set
......@@ -37,6 +38,9 @@ CONFIG_EMBEDDED=y
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
# CONFIG_KALLSYMS_EXTRA_PASS is not set
CONFIG_PRINTK=y
CONFIG_BUG=y
CONFIG_BASE_FULL=y
CONFIG_FUTEX=y
CONFIG_EPOLL=y
# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
......@@ -46,6 +50,7 @@ CONFIG_CC_ALIGN_LABELS=0
CONFIG_CC_ALIGN_LOOPS=0
CONFIG_CC_ALIGN_JUMPS=0
# CONFIG_TINY_SHMEM is not set
CONFIG_BASE_SMALL=0
#
# Loadable module support
......@@ -69,9 +74,11 @@ CONFIG_KMOD=y
CONFIG_E500=y
CONFIG_BOOKE=y
CONFIG_FSL_BOOKE=y
# CONFIG_PHYS_64BIT is not set
# CONFIG_SPE is not set
CONFIG_MATH_EMULATION=y
# CONFIG_CPU_FREQ is not set
# CONFIG_PM is not set
CONFIG_85xx=y
CONFIG_PPC_INDIRECT_PCI_BE=y
......@@ -96,6 +103,7 @@ CONFIG_HIGHMEM=y
CONFIG_BINFMT_ELF=y
CONFIG_BINFMT_MISC=m
# CONFIG_CMDLINE_BOOL is not set
CONFIG_ISA_DMA_API=y
#
# Bus options
......@@ -104,15 +112,15 @@ CONFIG_PCI=y
CONFIG_PCI_DOMAINS=y
# CONFIG_PCI_LEGACY_PROC is not set
# CONFIG_PCI_NAMES is not set
# CONFIG_PCI_DEBUG is not set
#
# PCCARD (PCMCIA/CardBus) support
#
# CONFIG_PCCARD is not set
#
# PC-card bridges
#
CONFIG_RAPIDIO=y
CONFIG_RAPIDIO_8_BIT_TRANSPORT=y
CONFIG_RAPIDIO_DISC_TIMEOUT=30
#
# Advanced setup
......@@ -152,7 +160,7 @@ CONFIG_PARPORT=m
CONFIG_PARPORT_PC=m
# CONFIG_PARPORT_PC_FIFO is not set
# CONFIG_PARPORT_PC_SUPERIO is not set
# CONFIG_PARPORT_OTHER is not set
# CONFIG_PARPORT_GSC is not set
# CONFIG_PARPORT_1284 is not set
#
......@@ -264,7 +272,6 @@ CONFIG_SCSI_CONSTANTS=y
# CONFIG_SCSI_BUSLOGIC is not set
# CONFIG_SCSI_DMX3191D is not set
# CONFIG_SCSI_EATA is not set
# CONFIG_SCSI_EATA_PIO is not set
# CONFIG_SCSI_FUTURE_DOMAIN is not set
# CONFIG_SCSI_GDTH is not set
# CONFIG_SCSI_IPS is not set
......@@ -274,7 +281,6 @@ CONFIG_SCSI_CONSTANTS=y
# CONFIG_SCSI_IMM is not set
# CONFIG_SCSI_SYM53C8XX_2 is not set
# CONFIG_SCSI_IPR is not set
# CONFIG_SCSI_QLOGIC_ISP is not set
# CONFIG_SCSI_QLOGIC_FC is not set
# CONFIG_SCSI_QLOGIC_1280 is not set
CONFIG_SCSI_QLA2XXX=m
......@@ -283,6 +289,7 @@ CONFIG_SCSI_QLA2XXX=m
# CONFIG_SCSI_QLA2300 is not set
# CONFIG_SCSI_QLA2322 is not set
# CONFIG_SCSI_QLA6312 is not set
# CONFIG_SCSI_LPFC is not set
# CONFIG_SCSI_DC395x is not set
# CONFIG_SCSI_DC390T is not set
# CONFIG_SCSI_NSP32 is not set
......@@ -322,7 +329,6 @@ CONFIG_NET=y
#
CONFIG_PACKET=y
# CONFIG_PACKET_MMAP is not set
# CONFIG_NETLINK_DEV is not set
CONFIG_UNIX=y
# CONFIG_NET_KEY is not set
CONFIG_INET=y
......@@ -431,7 +437,7 @@ CONFIG_IP_NF_NAT_FTP=m
#
# Network testing
#
# CONFIG_NET_PKTGEN is not set
CONFIG_NET_PKTGEN=y
# CONFIG_NETPOLL is not set
# CONFIG_NET_POLL_CONTROLLER is not set
# CONFIG_HAMRADIO is not set
......@@ -499,6 +505,7 @@ CONFIG_GFAR_NAPI=y
# Wan interfaces
#
# CONFIG_WAN is not set
CONFIG_RIONET=y
# CONFIG_FDDI is not set
# CONFIG_HIPPI is not set
# CONFIG_PLIP is not set
......@@ -535,20 +542,6 @@ CONFIG_INPUT_JOYDEV=m
CONFIG_INPUT_EVDEV=m
# CONFIG_INPUT_EVBUG is not set
#
# Input I/O drivers
#
# CONFIG_GAMEPORT is not set
CONFIG_SOUND_GAMEPORT=y
CONFIG_SERIO=y
CONFIG_SERIO_I8042=y
CONFIG_SERIO_SERPORT=y
# CONFIG_SERIO_CT82C710 is not set
# CONFIG_SERIO_PARKBD is not set
# CONFIG_SERIO_PCIPS2 is not set
CONFIG_SERIO_LIBPS2=y
# CONFIG_SERIO_RAW is not set
#
# Input Device Drivers
#
......@@ -566,6 +559,19 @@ CONFIG_MOUSE_PS2=y
# CONFIG_INPUT_TOUCHSCREEN is not set
# CONFIG_INPUT_MISC is not set
#
# Hardware I/O ports
#
CONFIG_SERIO=y
CONFIG_SERIO_I8042=y
CONFIG_SERIO_SERPORT=y
# CONFIG_SERIO_PARKBD is not set
# CONFIG_SERIO_PCIPS2 is not set
CONFIG_SERIO_LIBPS2=y
# CONFIG_SERIO_RAW is not set
# CONFIG_GAMEPORT is not set
CONFIG_SOUND_GAMEPORT=y
#
# Character devices
#
......@@ -590,6 +596,7 @@ CONFIG_SERIAL_CPM_SCC2=y
# CONFIG_SERIAL_CPM_SCC4 is not set
# CONFIG_SERIAL_CPM_SMC1 is not set
# CONFIG_SERIAL_CPM_SMC2 is not set
# CONFIG_SERIAL_JSM is not set
CONFIG_UNIX98_PTYS=y
CONFIG_LEGACY_PTYS=y
CONFIG_LEGACY_PTY_COUNT=256
......@@ -625,6 +632,11 @@ CONFIG_DRM=m
# CONFIG_DRM_SIS is not set
# CONFIG_RAW_DRIVER is not set
#
# TPM devices
#
# CONFIG_TCG_TPM is not set
#
# I2C support
#
......@@ -648,12 +660,12 @@ CONFIG_I2C_ALGOBIT=m
# CONFIG_I2C_AMD8111 is not set
# CONFIG_I2C_I801 is not set
# CONFIG_I2C_I810 is not set
# CONFIG_I2C_PIIX4 is not set
# CONFIG_I2C_ISA is not set
# CONFIG_I2C_MPC is not set
# CONFIG_I2C_NFORCE2 is not set
# CONFIG_I2C_PARPORT is not set
# CONFIG_I2C_PARPORT_LIGHT is not set
# CONFIG_I2C_PIIX4 is not set
# CONFIG_I2C_PROSAVAGE is not set
# CONFIG_I2C_SAVAGE4 is not set
# CONFIG_SCx200_ACB is not set
......@@ -677,7 +689,9 @@ CONFIG_I2C_ALGOBIT=m
# CONFIG_SENSORS_ASB100 is not set
# CONFIG_SENSORS_DS1621 is not set
# CONFIG_SENSORS_FSCHER is not set
# CONFIG_SENSORS_FSCPOS is not set
# CONFIG_SENSORS_GL518SM is not set
# CONFIG_SENSORS_GL520SM is not set
# CONFIG_SENSORS_IT87 is not set
# CONFIG_SENSORS_LM63 is not set
# CONFIG_SENSORS_LM75 is not set
......@@ -688,9 +702,11 @@ CONFIG_I2C_ALGOBIT=m
# CONFIG_SENSORS_LM85 is not set
# CONFIG_SENSORS_LM87 is not set
# CONFIG_SENSORS_LM90 is not set
# CONFIG_SENSORS_LM92 is not set
# CONFIG_SENSORS_MAX1619 is not set
# CONFIG_SENSORS_PC87360 is not set
# CONFIG_SENSORS_SMSC47B397 is not set
# CONFIG_SENSORS_SIS5595 is not set
# CONFIG_SENSORS_SMSC47M1 is not set
# CONFIG_SENSORS_VIA686A is not set
# CONFIG_SENSORS_W83781D is not set
......@@ -700,10 +716,12 @@ CONFIG_I2C_ALGOBIT=m
#
# Other I2C Chip support
#
# CONFIG_SENSORS_DS1337 is not set
# CONFIG_SENSORS_EEPROM is not set
# CONFIG_SENSORS_PCF8574 is not set
# CONFIG_SENSORS_PCF8591 is not set
# CONFIG_SENSORS_RTC8564 is not set
# CONFIG_SENSORS_M41T00 is not set
# CONFIG_I2C_DEBUG_CORE is not set
# CONFIG_I2C_DEBUG_ALGO is not set
# CONFIG_I2C_DEBUG_BUS is not set
......@@ -732,7 +750,6 @@ CONFIG_I2C_ALGOBIT=m
# Graphics support
#
# CONFIG_FB is not set
# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
#
# Sound
......@@ -752,13 +769,9 @@ CONFIG_SOUND=m
#
# USB support
#
# CONFIG_USB is not set
CONFIG_USB_ARCH_HAS_HCD=y
CONFIG_USB_ARCH_HAS_OHCI=y
#
# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' may also be needed; see USB_STORAGE Help for more information
#
# CONFIG_USB is not set
#
# USB Gadget Support
......@@ -789,6 +802,10 @@ CONFIG_JBD_DEBUG=y
CONFIG_FS_MBCACHE=y
# CONFIG_REISERFS_FS is not set
# CONFIG_JFS_FS is not set
#
# XFS support
#
# CONFIG_XFS_FS is not set
# CONFIG_MINIX_FS is not set
# CONFIG_ROMFS_FS is not set
......@@ -859,7 +876,6 @@ CONFIG_NFS_V3=y
CONFIG_ROOT_NFS=y
CONFIG_LOCKD=y
CONFIG_LOCKD_V4=y
# CONFIG_EXPORTFS is not set
CONFIG_SUNRPC=y
# CONFIG_RPCSEC_GSS_KRB5 is not set
# CONFIG_RPCSEC_GSS_SPKM3 is not set
......@@ -942,8 +958,10 @@ CONFIG_ZLIB_INFLATE=m
#
# Kernel hacking
#
# CONFIG_PRINTK_TIME is not set
CONFIG_DEBUG_KERNEL=y
# CONFIG_MAGIC_SYSRQ is not set
CONFIG_LOG_BUF_SHIFT=14
# CONFIG_SCHEDSTATS is not set
# CONFIG_DEBUG_SLAB is not set
# CONFIG_DEBUG_SPINLOCK is not set
......
......@@ -22,6 +22,7 @@ obj-$(CONFIG_POWER4) += cpu_setup_power4.o
obj-$(CONFIG_MODULES) += module.o ppc_ksyms.o
obj-$(CONFIG_NOT_COHERENT_CACHE) += dma-mapping.o
obj-$(CONFIG_PCI) += pci.o
obj-$(CONFIG_RAPIDIO) += rio.o
obj-$(CONFIG_KGDB) += ppc-stub.o
obj-$(CONFIG_SMP) += smp.o smp-tbsync.o
obj-$(CONFIG_TAU) += temp.o
......
/*
* RapidIO PPC32 support
*
* Copyright 2005 MontaVista Software, Inc.
* Matt Porter <mporter@kernel.crashing.org>
*
* 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/init.h>
#include <linux/kernel.h>
#include <linux/rio.h>
#include <asm/rio.h>
/**
* platform_rio_init - Do platform specific RIO init
*
* Any platform specific initialization of RapdIO
* hardware is done here as well as registration
* of any active master ports in the system.
*/
void __attribute__ ((weak))
platform_rio_init(void)
{
printk(KERN_WARNING "RIO: No platform_rio_init() present\n");
}
/**
* ppc_rio_init - Do PPC32 RIO init
*
* Calls platform-specific RIO init code and then calls
* rio_init_mports() to initialize any master ports that
* have been registered with the RIO subsystem.
*/
static int __init ppc_rio_init(void)
{
printk(KERN_INFO "RIO: RapidIO init\n");
/* Platform specific initialization */
platform_rio_init();
/* Enumerate all registered ports */
rio_init_mports();
return 0;
}
subsys_initcall(ppc_rio_init);
......@@ -45,6 +45,8 @@
#include <mm/mmu_decl.h>
#include <syslib/ppc85xx_rio.h>
#include <platforms/85xx/mpc85xx_ads_common.h>
#ifndef CONFIG_PCI
......@@ -189,3 +191,11 @@ mpc85xx_exclude_device(u_char bus, u_char devfn)
}
#endif /* CONFIG_PCI */
#ifdef CONFIG_RAPIDIO
void platform_rio_init(void)
{
/* 512MB RIO LAW at 0xc0000000 */
mpc85xx_rio_setup(0xc0000000, 0x20000000);
}
#endif /* CONFIG_RAPIDIO */
......@@ -37,6 +37,7 @@
#include <linux/module.h>
#include <linux/fsl_devices.h>
#include <linux/interrupt.h>
#include <linux/rio.h>
#include <asm/system.h>
#include <asm/pgtable.h>
......@@ -57,6 +58,7 @@
#include <syslib/cpm2_pic.h>
#include <syslib/ppc85xx_common.h>
#include <syslib/ppc85xx_rio.h>
unsigned char __res[sizeof(bd_t)];
......@@ -273,6 +275,18 @@ int mpc85xx_exclude_device(u_char bus, u_char devfn)
}
#endif /* CONFIG_PCI */
#ifdef CONFIG_RAPIDIO
void
platform_rio_init(void)
{
/*
* The STx firmware configures the RapidIO Local Access Window
* at 0xc0000000 with a size of 512MB.
*/
mpc85xx_rio_setup(0xc0000000, 0x20000000);
}
#endif /* CONFIG_RAPIDIO */
void __init
platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
......
......@@ -33,6 +33,7 @@ obj-$(CONFIG_PPC4xx_DMA) += ppc4xx_dma.o
obj-$(CONFIG_PPC4xx_EDMA) += ppc4xx_sgdma.o
ifeq ($(CONFIG_40x),y)
obj-$(CONFIG_PCI) += pci_auto.o ppc405_pci.o
obj-$(CONFIG_RAPIDIO) += ppc85xx_rio.o
endif
endif
obj-$(CONFIG_8xx) += m8xx_setup.o ppc8xx_pic.o $(wdt-mpc8xx-y) \
......
This diff is collapsed.
/*
* MPC85xx RapidIO definitions
*
* Copyright 2005 MontaVista Software, Inc.
* Matt Porter <mporter@kernel.crashing.org>
*
* 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.
*/
#ifndef __PPC_SYSLIB_PPC85XX_RIO_H
#define __PPC_SYSLIB_PPC85XX_RIO_H
#include <linux/config.h>
#include <linux/init.h>
extern void mpc85xx_rio_setup(int law_start, int law_size);
#endif /* __PPC_SYSLIB_PPC85XX_RIO_H */
/*
* RapidIO architecture support
*
* Copyright 2005 MontaVista Software, Inc.
* Matt Porter <mporter@kernel.crashing.org>
*
* 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.
*/
#ifndef ASM_PPC_RIO_H
#define ASM_PPC_RIO_H
extern void platform_rio_init(void);
#endif /* ASM_PPC_RIO_H */
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