// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Maxtor Shared Storage II Board Setup
*
* Maintainer : Sylver Bruneau < sylver . bruneau @ googlemail . com >
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include <linux/irq.h>
#include <asm /mach-types.h>
#include <asm /mach/arch.h>
#include <asm /mach/pci.h>
#include "orion5x.h"
#include "bridge-regs.h"
#include "common.h"
/*****************************************************************************
* Maxtor Shared Storage II Info
****************************************************************************/
/****************************************************************************
* PCI setup
****************************************************************************/
static int __init mss2_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
int irq;
/*
* Check for devices with hard - wired IRQs .
*/
irq = orion5x_pci_map_irq(dev, slot, pin);
if (irq != -1 )
return irq;
return -1 ;
}
static struct hw_pci mss2_pci __initdata = {
.nr_controllers = 2 ,
.setup = orion5x_pci_sys_setup,
.scan = orion5x_pci_sys_scan_bus,
.map_irq = mss2_pci_map_irq,
};
static int __init mss2_pci_init(void )
{
if (machine_is_mss2())
pci_common_init(&mss2_pci);
return 0 ;
}
subsys_initcall(mss2_pci_init);
/*****************************************************************************
* MSS2 power off method
****************************************************************************/
/*
* On the Maxtor Shared Storage II , the shutdown process is the following :
* - Userland modifies U - boot env to tell U - boot to go idle at next boot
* - The board reboots
* - U - boot starts and go into an idle mode until the user press " power "
*/
static void mss2_power_off(void )
{
u32 reg;
/*
* Enable and issue soft reset
*/
reg = readl(RSTOUTn_MASK);
reg |= 1 << 2 ;
writel(reg, RSTOUTn_MASK);
reg = readl(CPU_SOFT_RESET);
reg |= 1 ;
writel(reg, CPU_SOFT_RESET);
}
void __init mss2_init(void )
{
/* register mss2 specific power-off method */
register_platform_power_off(mss2_power_off);
}
Messung V0.5 in Prozent C=91 H=74 G=82
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-09-28)
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