mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-10-30 07:38:52 +01:00
Fixed MTP to work with TWRP
This commit is contained in:
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
71
arch/arm/mach-ixp4xx/nslu2-pci.c
Normal file
71
arch/arm/mach-ixp4xx/nslu2-pci.c
Normal file
|
|
@ -0,0 +1,71 @@
|
|||
/*
|
||||
* arch/arm/mach-ixp4xx/nslu2-pci.c
|
||||
*
|
||||
* NSLU2 board-level PCI initialization
|
||||
*
|
||||
* based on ixdp425-pci.c:
|
||||
* Copyright (C) 2002 Intel Corporation.
|
||||
* Copyright (C) 2003-2004 MontaVista Software, Inc.
|
||||
*
|
||||
* Maintainer: http://www.nslu2-linux.org/
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
*/
|
||||
|
||||
#include <linux/pci.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/irq.h>
|
||||
#include <asm/mach/pci.h>
|
||||
#include <asm/mach-types.h>
|
||||
|
||||
#define MAX_DEV 3
|
||||
#define IRQ_LINES 3
|
||||
|
||||
/* PCI controller GPIO to IRQ pin mappings */
|
||||
#define INTA 11
|
||||
#define INTB 10
|
||||
#define INTC 9
|
||||
#define INTD 8
|
||||
|
||||
void __init nslu2_pci_preinit(void)
|
||||
{
|
||||
irq_set_irq_type(IXP4XX_GPIO_IRQ(INTA), IRQ_TYPE_LEVEL_LOW);
|
||||
irq_set_irq_type(IXP4XX_GPIO_IRQ(INTB), IRQ_TYPE_LEVEL_LOW);
|
||||
irq_set_irq_type(IXP4XX_GPIO_IRQ(INTC), IRQ_TYPE_LEVEL_LOW);
|
||||
ixp4xx_pci_preinit();
|
||||
}
|
||||
|
||||
static int __init nslu2_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
|
||||
{
|
||||
static int pci_irq_table[IRQ_LINES] = {
|
||||
IXP4XX_GPIO_IRQ(INTA),
|
||||
IXP4XX_GPIO_IRQ(INTB),
|
||||
IXP4XX_GPIO_IRQ(INTC),
|
||||
};
|
||||
|
||||
if (slot >= 1 && slot <= MAX_DEV && pin >= 1 && pin <= IRQ_LINES)
|
||||
return pci_irq_table[(slot + pin - 2) % IRQ_LINES];
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
struct hw_pci __initdata nslu2_pci = {
|
||||
.nr_controllers = 1,
|
||||
.ops = &ixp4xx_ops,
|
||||
.preinit = nslu2_pci_preinit,
|
||||
.setup = ixp4xx_setup,
|
||||
.map_irq = nslu2_map_irq,
|
||||
};
|
||||
|
||||
int __init nslu2_pci_init(void) /* monkey see, monkey do */
|
||||
{
|
||||
if (machine_is_nslu2())
|
||||
pci_common_init(&nslu2_pci);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
subsys_initcall(nslu2_pci_init);
|
||||
Loading…
Add table
Add a link
Reference in a new issue