// SPDX-License-Identifier: GPL-2.0-or-later
/*
* ppa8548 setup and early boot code .
*
* Copyright 2009 Prodrive B . V . .
*
* By Stef van Os ( see MAINTAINERS for contact information )
*
* Based on the SBC8548 support - Copyright 2007 Wind River Systems Inc .
* Based on the MPC8548CDS support - Copyright 2005 Freescale Inc .
*/
#include <linux/stddef.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/reboot.h>
#include <linux/seq_file.h>
#include <linux/of_fdt.h>
#include <linux/of_platform.h>
#include <asm /machdep.h>
#include <asm /udbg.h>
#include <asm /mpic.h>
#include <sysdev/fsl_soc.h>
static void __init ppa8548_pic_init(void )
{
struct mpic *mpic = mpic_alloc(NULL, 0 , MPIC_BIG_ENDIAN,
0 , 256 , " OpenPIC " );
BUG_ON(mpic == NULL);
mpic_init(mpic);
}
/*
* Setup the architecture
*/
static void __init ppa8548_setup_arch(void )
{
if (ppc_md.progress)
ppc_md.progress("ppa8548_setup_arch()" , 0 );
}
static void ppa8548_show_cpuinfo(struct seq_file *m)
{
uint32_t svid, phid1;
svid = mfspr(SPRN_SVR);
seq_printf(m, "Vendor\t\t: Prodrive B.V.\n" );
seq_printf(m, "SVR\t\t: 0x%x\n" , svid);
/* Display cpu Pll setting */
phid1 = mfspr(SPRN_HID1);
seq_printf(m, "PLL setting\t: 0x%x\n" , ((phid1 >> 24 ) & 0 x3f));
}
static const struct of_device_id of_bus_ids[] __initconst = {
{ .name = "soc" , },
{ .type = "soc" , },
{ .compatible = "simple-bus" , },
{ .compatible = "gianfar" , },
{ .compatible = "fsl,srio" , },
{},
};
static int __init declare_of_platform_devices(void )
{
of_platform_bus_probe(NULL, of_bus_ids, NULL);
return 0 ;
}
machine_device_initcall(ppa8548, declare_of_platform_devices);
define_machine(ppa8548) {
.name = "ppa8548" ,
.compatible = "ppa8548" ,
.setup_arch = ppa8548_setup_arch,
.init_IRQ = ppa8548_pic_init,
.show_cpuinfo = ppa8548_show_cpuinfo,
.get_irq = mpic_get_irq,
.progress = udbg_progress,
};
Messung V0.5 in Prozent C=96 H=72 G=84
¤ Dauer der Verarbeitung: 0.0 Sekunden
(vorverarbeitet am 2026-09-27)
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