AcoSail/kernel_optimize_test
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Merge HEAD from master.kernel.org:/home/rmk/linux-2.6-ucb.git

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This commit is contained in:
Linus Torvalds 2005-08-29 10:34:31 -07:00
commit 2321fbd2b8
16 changed files with 692 additions and 1 deletions
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2
arch/arm/Kconfig
View File

@ -752,6 +752,8 @@ source "drivers/hwmon/Kconfig"
source "drivers/misc/Kconfig"
source "drivers/mfd/Kconfig"
source "drivers/media/Kconfig"
source "drivers/video/Kconfig"

7
arch/arm/mach-sa1100/assabet.c
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@ -35,6 +35,7 @@
#include <asm/mach/map.h>
#include <asm/mach/serial_sa1100.h>
#include <asm/arch/assabet.h>
#include <asm/arch/mcp.h>
#include "generic.h"
@ -198,6 +199,11 @@ static struct irda_platform_data assabet_irda_data = {
.set_speed = assabet_irda_set_speed,
};
static struct mcp_plat_data assabet_mcp_data = {
.mccr0 = MCCR0_ADM,
.sclk_rate = 11981000,
};
static void __init assabet_init(void)
{
/*
@ -246,6 +252,7 @@ static void __init assabet_init(void)
sa11x0_set_flash_data(&assabet_flash_data, assabet_flash_resources,
ARRAY_SIZE(assabet_flash_resources));
sa11x0_set_irda_data(&assabet_irda_data);
sa11x0_set_mcp_data(&assabet_mcp_data);
}
/*

7
arch/arm/mach-sa1100/cerf.c
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@ -29,6 +29,7 @@
#include <asm/mach/serial_sa1100.h>
#include <asm/arch/cerf.h>
#include <asm/arch/mcp.h>
#include "generic.h"
static struct resource cerfuart2_resources[] = {
@ -116,10 +117,16 @@ static void __init cerf_map_io(void)
GPDR |= CERF_GPIO_CF_RESET;
}
static struct mcp_plat_data cerf_mcp_data = {
.mccr0 = MCCR0_ADM,
.sclk_rate = 11981000,
};
static void __init cerf_init(void)
{
platform_add_devices(cerf_devices, ARRAY_SIZE(cerf_devices));
sa11x0_set_flash_data(&cerf_flash_data, &cerf_flash_resource, 1);
sa11x0_set_mcp_data(&cerf_mcp_data);
}
MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube")

5
arch/arm/mach-sa1100/generic.c
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@ -221,6 +221,11 @@ static struct platform_device sa11x0mcp_device = {
.resource = sa11x0mcp_resources,
};
void sa11x0_set_mcp_data(struct mcp_plat_data *data)
{
sa11x0mcp_device.dev.platform_data = data;
}
static struct resource sa11x0ssp_resources[] = {
[0] = {
.start = 0x80070000,

3
arch/arm/mach-sa1100/generic.h
View File

@ -34,5 +34,8 @@ struct resource;
extern void sa11x0_set_flash_data(struct flash_platform_data *flash,
struct resource *res, int nr);
struct sa11x0_ssp_plat_ops;
extern void sa11x0_set_ssp_data(struct sa11x0_ssp_plat_ops *ops);
struct irda_platform_data;
void sa11x0_set_irda_data(struct irda_platform_data *irda);

12
arch/arm/mach-sa1100/lart.c
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@ -13,12 +13,23 @@
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/serial_sa1100.h>
#include <asm/arch/mcp.h>
#include "generic.h"
#warning "include/asm/arch-sa1100/ide.h needs fixing for lart"
static struct mcp_plat_data lart_mcp_data = {
.mccr0 = MCCR0_ADM,
.sclk_rate = 11981000,
};
static void __init lart_init(void)
{
sa11x0_set_mcp_data(&lart_mcp_data);
}
static struct map_desc lart_io_desc[] __initdata = {
/* virtual physical length type */
{ 0xe8000000, 0x00000000, 0x00400000, MT_DEVICE }, /* main flash memory */
@ -47,5 +58,6 @@ MACHINE_START(LART, "LART")
.boot_params = 0xc0000100,
.map_io = lart_map_io,
.init_irq = sa1100_init_irq,
.init_machine = lart_init,
.timer = &sa1100_timer,
MACHINE_END

7
arch/arm/mach-sa1100/shannon.c
View File

@ -18,6 +18,7 @@
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
#include <asm/mach/serial_sa1100.h>
#include <asm/arch/mcp.h>
#include <asm/arch/shannon.h>
#include "generic.h"
@ -52,9 +53,15 @@ static struct resource shannon_flash_resource = {
.flags = IORESOURCE_MEM,
};
static struct mcp_plat_data shannon_mcp_data = {
.mccr0 = MCCR0_ADM,
.sclk_rate = 11981000,
};
static void __init shannon_init(void)
{
sa11x0_set_flash_data(&shannon_flash_data, &shannon_flash_resource, 1);
sa11x0_set_mcp_data(&shannon_mcp_data);
}
static void __init shannon_map_io(void)

7
arch/arm/mach-sa1100/simpad.c
View File

@ -23,6 +23,7 @@
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
#include <asm/mach/serial_sa1100.h>
#include <asm/arch/mcp.h>
#include <asm/arch/simpad.h>
#include <linux/serial_core.h>
@ -123,6 +124,11 @@ static struct resource simpad_flash_resources [] = {
}
};
static struct mcp_plat_data simpad_mcp_data = {
.mccr0 = MCCR0_ADM,
.sclk_rate = 11981000,
};
static void __init simpad_map_io(void)
@ -157,6 +163,7 @@ static void __init simpad_map_io(void)
sa11x0_set_flash_data(&simpad_flash_data, simpad_flash_resources,
ARRAY_SIZE(simpad_flash_resources));
sa11x0_set_mcp_data(&simpad_mcp_data);
}
static void simpad_power_off(void)

2
drivers/Kconfig
View File

@ -48,6 +48,8 @@ source "drivers/hwmon/Kconfig"
source "drivers/misc/Kconfig"
source "drivers/mfd/Kconfig"
source "drivers/media/Kconfig"
source "drivers/video/Kconfig"

2
drivers/Makefile
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@ -26,7 +26,7 @@ obj-$(CONFIG_FB_INTEL) += video/intelfb/
obj-$(CONFIG_SERIO) += input/serio/
obj-y += serial/
obj-$(CONFIG_PARPORT) += parport/
obj-y += base/ block/ misc/ net/ media/
obj-y += base/ block/ misc/ mfd/ net/ media/
obj-$(CONFIG_NUBUS) += nubus/
obj-$(CONFIG_ATM) += atm/
obj-$(CONFIG_PPC_PMAC) += macintosh/

16
drivers/mfd/Kconfig Normal file
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@ -0,0 +1,16 @@
#
# Multifunction miscellaneous devices
#
menu "Multimedia Capabilities Port drivers"
config MCP
tristate
# Interface drivers
config MCP_SA11X0
tristate "Support SA11x0 MCP interface"
depends on ARCH_SA1100
select MCP
endmenu

6
drivers/mfd/Makefile Normal file
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@ -0,0 +1,6 @@
#
# Makefile for multifunction miscellaneous devices
#
obj-$(CONFIG_MCP) += mcp-core.o
obj-$(CONFIG_MCP_SA11X0) += mcp-sa11x0.o

255
drivers/mfd/mcp-core.c Normal file
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@ -0,0 +1,255 @@
/*
* linux/drivers/mfd/mcp-core.c
*
* Copyright (C) 2001 Russell King
*
* 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.
*
* Generic MCP (Multimedia Communications Port) layer. All MCP locking
* is solely held within this file.
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/smp.h>
#include <linux/device.h>
#include <asm/dma.h>
#include <asm/system.h>
#include "mcp.h"
#define to_mcp(d) container_of(d, struct mcp, attached_device)
#define to_mcp_driver(d) container_of(d, struct mcp_driver, drv)
static int mcp_bus_match(struct device *dev, struct device_driver *drv)
{
return 1;
}
static int mcp_bus_probe(struct device *dev)
{
struct mcp *mcp = to_mcp(dev);
struct mcp_driver *drv = to_mcp_driver(dev->driver);
return drv->probe(mcp);
}
static int mcp_bus_remove(struct device *dev)
{
struct mcp *mcp = to_mcp(dev);
struct mcp_driver *drv = to_mcp_driver(dev->driver);
drv->remove(mcp);
return 0;
}
static int mcp_bus_suspend(struct device *dev, pm_message_t state)
{
struct mcp *mcp = to_mcp(dev);
int ret = 0;
if (dev->driver) {
struct mcp_driver *drv = to_mcp_driver(dev->driver);
ret = drv->suspend(mcp, state);
}
return ret;
}
static int mcp_bus_resume(struct device *dev)
{
struct mcp *mcp = to_mcp(dev);
int ret = 0;
if (dev->driver) {
struct mcp_driver *drv = to_mcp_driver(dev->driver);
ret = drv->resume(mcp);
}
return ret;
}
static struct bus_type mcp_bus_type = {
.name = "mcp",
.match = mcp_bus_match,
.suspend = mcp_bus_suspend,
.resume = mcp_bus_resume,
};
/**
* mcp_set_telecom_divisor - set the telecom divisor
* @mcp: MCP interface structure
* @div: SIB clock divisor
*
* Set the telecom divisor on the MCP interface. The resulting
* sample rate is SIBCLOCK/div.
*/
void mcp_set_telecom_divisor(struct mcp *mcp, unsigned int div)
{
spin_lock_irq(&mcp->lock);
mcp->ops->set_telecom_divisor(mcp, div);
spin_unlock_irq(&mcp->lock);
}
EXPORT_SYMBOL(mcp_set_telecom_divisor);
/**
* mcp_set_audio_divisor - set the audio divisor
* @mcp: MCP interface structure
* @div: SIB clock divisor
*
* Set the audio divisor on the MCP interface.
*/
void mcp_set_audio_divisor(struct mcp *mcp, unsigned int div)
{
spin_lock_irq(&mcp->lock);
mcp->ops->set_audio_divisor(mcp, div);
spin_unlock_irq(&mcp->lock);
}
EXPORT_SYMBOL(mcp_set_audio_divisor);
/**
* mcp_reg_write - write a device register
* @mcp: MCP interface structure
* @reg: 4-bit register index
* @val: 16-bit data value
*
* Write a device register. The MCP interface must be enabled
* to prevent this function hanging.
*/
void mcp_reg_write(struct mcp *mcp, unsigned int reg, unsigned int val)
{
unsigned long flags;
spin_lock_irqsave(&mcp->lock, flags);
mcp->ops->reg_write(mcp, reg, val);
spin_unlock_irqrestore(&mcp->lock, flags);
}
EXPORT_SYMBOL(mcp_reg_write);
/**
* mcp_reg_read - read a device register
* @mcp: MCP interface structure
* @reg: 4-bit register index
*
* Read a device register and return its value. The MCP interface
* must be enabled to prevent this function hanging.
*/
unsigned int mcp_reg_read(struct mcp *mcp, unsigned int reg)
{
unsigned long flags;
unsigned int val;
spin_lock_irqsave(&mcp->lock, flags);
val = mcp->ops->reg_read(mcp, reg);
spin_unlock_irqrestore(&mcp->lock, flags);
return val;
}
EXPORT_SYMBOL(mcp_reg_read);
/**
* mcp_enable - enable the MCP interface
* @mcp: MCP interface to enable
*
* Enable the MCP interface. Each call to mcp_enable will need
* a corresponding call to mcp_disable to disable the interface.
*/
void mcp_enable(struct mcp *mcp)
{
spin_lock_irq(&mcp->lock);
if (mcp->use_count++ == 0)
mcp->ops->enable(mcp);
spin_unlock_irq(&mcp->lock);
}
EXPORT_SYMBOL(mcp_enable);
/**
* mcp_disable - disable the MCP interface
* @mcp: MCP interface to disable
*
* Disable the MCP interface. The MCP interface will only be
* disabled once the number of calls to mcp_enable matches the
* number of calls to mcp_disable.
*/
void mcp_disable(struct mcp *mcp)
{
unsigned long flags;
spin_lock_irqsave(&mcp->lock, flags);
if (--mcp->use_count == 0)
mcp->ops->disable(mcp);
spin_unlock_irqrestore(&mcp->lock, flags);
}
EXPORT_SYMBOL(mcp_disable);
static void mcp_release(struct device *dev)
{
struct mcp *mcp = container_of(dev, struct mcp, attached_device);
kfree(mcp);
}
struct mcp *mcp_host_alloc(struct device *parent, size_t size)
{
struct mcp *mcp;
mcp = kmalloc(sizeof(struct mcp) + size, GFP_KERNEL);
if (mcp) {
memset(mcp, 0, sizeof(struct mcp) + size);
spin_lock_init(&mcp->lock);
mcp->attached_device.parent = parent;
mcp->attached_device.bus = &mcp_bus_type;
mcp->attached_device.dma_mask = parent->dma_mask;
mcp->attached_device.release = mcp_release;
}
return mcp;
}
EXPORT_SYMBOL(mcp_host_alloc);
int mcp_host_register(struct mcp *mcp)
{
strcpy(mcp->attached_device.bus_id, "mcp0");
return device_register(&mcp->attached_device);
}
EXPORT_SYMBOL(mcp_host_register);
void mcp_host_unregister(struct mcp *mcp)
{
device_unregister(&mcp->attached_device);
}
EXPORT_SYMBOL(mcp_host_unregister);
int mcp_driver_register(struct mcp_driver *mcpdrv)
{
mcpdrv->drv.bus = &mcp_bus_type;
mcpdrv->drv.probe = mcp_bus_probe;
mcpdrv->drv.remove = mcp_bus_remove;
return driver_register(&mcpdrv->drv);
}
EXPORT_SYMBOL(mcp_driver_register);
void mcp_driver_unregister(struct mcp_driver *mcpdrv)
{
driver_unregister(&mcpdrv->drv);
}
EXPORT_SYMBOL(mcp_driver_unregister);
static int __init mcp_init(void)
{
return bus_register(&mcp_bus_type);
}
static void __exit mcp_exit(void)
{
bus_unregister(&mcp_bus_type);
}
module_init(mcp_init);
module_exit(mcp_exit);
MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>");
MODULE_DESCRIPTION("Core multimedia communications port driver");
MODULE_LICENSE("GPL");

275
drivers/mfd/mcp-sa11x0.c Normal file
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@ -0,0 +1,275 @@
/*
* linux/drivers/mfd/mcp-sa11x0.c
*
* Copyright (C) 2001-2005 Russell King
*
* 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.
*
* SA11x0 MCP (Multimedia Communications Port) driver.
*
* MCP read/write timeouts from Jordi Colomer, rehacked by rmk.
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/spinlock.h>
#include <linux/slab.h>
#include <linux/device.h>
#include <asm/dma.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/system.h>
#include <asm/arch/mcp.h>
#include <asm/arch/assabet.h>
#include "mcp.h"
struct mcp_sa11x0 {
u32 mccr0;
u32 mccr1;
};
#define priv(mcp) ((struct mcp_sa11x0 *)mcp_priv(mcp))
static void
mcp_sa11x0_set_telecom_divisor(struct mcp *mcp, unsigned int divisor)
{
unsigned int mccr0;
divisor /= 32;
mccr0 = Ser4MCCR0 & ~0x00007f00;
mccr0 |= divisor << 8;
Ser4MCCR0 = mccr0;
}
static void
mcp_sa11x0_set_audio_divisor(struct mcp *mcp, unsigned int divisor)
{
unsigned int mccr0;
divisor /= 32;
mccr0 = Ser4MCCR0 & ~0x0000007f;
mccr0 |= divisor;
Ser4MCCR0 = mccr0;
}
/*
* Write data to the device. The bit should be set after 3 subframe
* times (each frame is 64 clocks). We wait a maximum of 6 subframes.
* We really should try doing something more productive while we
* wait.
*/
static void
mcp_sa11x0_write(struct mcp *mcp, unsigned int reg, unsigned int val)
{
int ret = -ETIME;
int i;
Ser4MCDR2 = reg << 17 | MCDR2_Wr | (val & 0xffff);
for (i = 0; i < 2; i++) {
udelay(mcp->rw_timeout);
if (Ser4MCSR & MCSR_CWC) {
ret = 0;
break;
}
}
if (ret < 0)
printk(KERN_WARNING "mcp: write timed out\n");
}
/*
* Read data from the device. The bit should be set after 3 subframe
* times (each frame is 64 clocks). We wait a maximum of 6 subframes.
* We really should try doing something more productive while we
* wait.
*/
static unsigned int
mcp_sa11x0_read(struct mcp *mcp, unsigned int reg)
{
int ret = -ETIME;
int i;
Ser4MCDR2 = reg << 17 | MCDR2_Rd;
for (i = 0; i < 2; i++) {
udelay(mcp->rw_timeout);
if (Ser4MCSR & MCSR_CRC) {
ret = Ser4MCDR2 & 0xffff;
break;
}
}
if (ret < 0)
printk(KERN_WARNING "mcp: read timed out\n");
return ret;
}
static void mcp_sa11x0_enable(struct mcp *mcp)
{
Ser4MCSR = -1;
Ser4MCCR0 |= MCCR0_MCE;
}
static void mcp_sa11x0_disable(struct mcp *mcp)
{
Ser4MCCR0 &= ~MCCR0_MCE;
}
/*
* Our methods.
*/
static struct mcp_ops mcp_sa11x0 = {
.set_telecom_divisor = mcp_sa11x0_set_telecom_divisor,
.set_audio_divisor = mcp_sa11x0_set_audio_divisor,
.reg_write = mcp_sa11x0_write,
.reg_read = mcp_sa11x0_read,
.enable = mcp_sa11x0_enable,
.disable = mcp_sa11x0_disable,
};
static int mcp_sa11x0_probe(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct mcp_plat_data *data = pdev->dev.platform_data;
struct mcp *mcp;
int ret;
if (!data)
return -ENODEV;
if (!request_mem_region(0x80060000, 0x60, "sa11x0-mcp"))
return -EBUSY;
mcp = mcp_host_alloc(&pdev->dev, sizeof(struct mcp_sa11x0));
if (!mcp) {
ret = -ENOMEM;
goto release;
}
mcp->owner = THIS_MODULE;
mcp->ops = &mcp_sa11x0;
mcp->sclk_rate = data->sclk_rate;
mcp->dma_audio_rd = DMA_Ser4MCP0Rd;
mcp->dma_audio_wr = DMA_Ser4MCP0Wr;
mcp->dma_telco_rd = DMA_Ser4MCP1Rd;
mcp->dma_telco_wr = DMA_Ser4MCP1Wr;
dev_set_drvdata(dev, mcp);
if (machine_is_assabet()) {
ASSABET_BCR_set(ASSABET_BCR_CODEC_RST);
}
/*
* Setup the PPC unit correctly.
*/
PPDR &= ~PPC_RXD4;
PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
PSDR |= PPC_RXD4;
PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
/*
* Initialise device. Note that we initially
* set the sampling rate to minimum.
*/
Ser4MCSR = -1;
Ser4MCCR1 = data->mccr1;
Ser4MCCR0 = data->mccr0 | 0x7f7f;
/*
* Calculate the read/write timeout (us) from the bit clock
* rate. This is the period for 3 64-bit frames. Always
* round this time up.
*/
mcp->rw_timeout = (64 * 3 * 1000000 + mcp->sclk_rate - 1) /
mcp->sclk_rate;
ret = mcp_host_register(mcp);
if (ret == 0)
goto out;
release:
release_mem_region(0x80060000, 0x60);
dev_set_drvdata(dev, NULL);
out:
return ret;
}
static int mcp_sa11x0_remove(struct device *dev)
{
struct mcp *mcp = dev_get_drvdata(dev);
dev_set_drvdata(dev, NULL);
mcp_host_unregister(mcp);
release_mem_region(0x80060000, 0x60);
return 0;
}
static int mcp_sa11x0_suspend(struct device *dev, pm_message_t state, u32 level)
{
struct mcp *mcp = dev_get_drvdata(dev);
if (level == SUSPEND_DISABLE) {
priv(mcp)->mccr0 = Ser4MCCR0;
priv(mcp)->mccr1 = Ser4MCCR1;
Ser4MCCR0 &= ~MCCR0_MCE;
}
return 0;
}
static int mcp_sa11x0_resume(struct device *dev, u32 level)
{
struct mcp *mcp = dev_get_drvdata(dev);
if (level == RESUME_RESTORE_STATE) {
Ser4MCCR1 = priv(mcp)->mccr1;
Ser4MCCR0 = priv(mcp)->mccr0;
}
return 0;
}
/*
* The driver for the SA11x0 MCP port.
*/
static struct device_driver mcp_sa11x0_driver = {
.name = "sa11x0-mcp",
.bus = &platform_bus_type,
.probe = mcp_sa11x0_probe,
.remove = mcp_sa11x0_remove,
.suspend = mcp_sa11x0_suspend,
.resume = mcp_sa11x0_resume,
};
/*
* This needs re-working
*/
static int __init mcp_sa11x0_init(void)
{
return driver_register(&mcp_sa11x0_driver);
}
static void __exit mcp_sa11x0_exit(void)
{
driver_unregister(&mcp_sa11x0_driver);
}
module_init(mcp_sa11x0_init);
module_exit(mcp_sa11x0_exit);
MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>");
MODULE_DESCRIPTION("SA11x0 multimedia communications port driver");
MODULE_LICENSE("GPL");

66
drivers/mfd/mcp.h Normal file
View File

@ -0,0 +1,66 @@
/*
* linux/drivers/mfd/mcp.h
*
* Copyright (C) 2001 Russell King, All Rights Reserved.
*
* 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.
*/
#ifndef MCP_H
#define MCP_H
struct mcp_ops;
struct mcp {
struct module *owner;
struct mcp_ops *ops;
spinlock_t lock;
int use_count;
unsigned int sclk_rate;
unsigned int rw_timeout;
dma_device_t dma_audio_rd;
dma_device_t dma_audio_wr;
dma_device_t dma_telco_rd;
dma_device_t dma_telco_wr;
struct device attached_device;
};
struct mcp_ops {
void (*set_telecom_divisor)(struct mcp *, unsigned int);
void (*set_audio_divisor)(struct mcp *, unsigned int);
void (*reg_write)(struct mcp *, unsigned int, unsigned int);
unsigned int (*reg_read)(struct mcp *, unsigned int);
void (*enable)(struct mcp *);
void (*disable)(struct mcp *);
};
void mcp_set_telecom_divisor(struct mcp *, unsigned int);
void mcp_set_audio_divisor(struct mcp *, unsigned int);
void mcp_reg_write(struct mcp *, unsigned int, unsigned int);
unsigned int mcp_reg_read(struct mcp *, unsigned int);
void mcp_enable(struct mcp *);
void mcp_disable(struct mcp *);
#define mcp_get_sclk_rate(mcp) ((mcp)->sclk_rate)
struct mcp *mcp_host_alloc(struct device *, size_t);
int mcp_host_register(struct mcp *);
void mcp_host_unregister(struct mcp *);
struct mcp_driver {
struct device_driver drv;
int (*probe)(struct mcp *);
void (*remove)(struct mcp *);
int (*suspend)(struct mcp *, pm_message_t);
int (*resume)(struct mcp *);
};
int mcp_driver_register(struct mcp_driver *);
void mcp_driver_unregister(struct mcp_driver *);
#define mcp_get_drvdata(mcp) dev_get_drvdata(&(mcp)->attached_device)
#define mcp_set_drvdata(mcp,d) dev_set_drvdata(&(mcp)->attached_device, d)
#define mcp_priv(mcp) ((void *)((mcp)+1))
#endif

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include/asm-arm/arch-sa1100/mcp.h Normal file
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/*
* linux/include/asm-arm/arch-sa1100/mcp.h
*
* Copyright (C) 2005 Russell King.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_ARM_ARCH_MCP_H
#define __ASM_ARM_ARCH_MCP_H
#include <linux/types.h>
struct mcp_plat_data {
u32 mccr0;
u32 mccr1;
unsigned int sclk_rate;
};
#endif