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atheros: don't try to enable pci on AR2317 (fixes #3533)

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SVN-Revision: 12633
This commit is contained in:
Felix Fietkau 2008-09-19 14:19:59 +00:00
parent 5ac7398565
commit e5dc717d22
2 changed files with 16 additions and 22 deletions
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34
target/linux/atheros/files/arch/mips/atheros/ar5315/board.c
View file

@ -219,23 +219,6 @@ int __init ar5315_init_devices(void)
ar531x_find_config(ar5315_flash_limit());
bcfg = (struct ar531x_boarddata *) board_config;
#if 0
{
/* Detect the hardware based on the device ID */
u32 devid = sysRegRead(AR5315_SREV) & AR5315_REV_MAJ >> AR5315_REV_MAJ_S;
switch(devid) {
case 0x9:
mips_machtype = MACH_ATHEROS_AR2317;
break;
/* FIXME: how can we detect AR2316? */
case 0x8:
default:
mips_machtype = MACH_ATHEROS_AR2315;
break;
}
}
#endif
config = (struct ar531x_config *) kzalloc(sizeof(struct ar531x_config), GFP_KERNEL);
config->board = board_config;
config->radio = radio_config;
@ -296,7 +279,6 @@ static void ar5315_power_off(void)
static void ar5315_restart(char *command)
{
unsigned int reg;
for(;;) {
/* reset the system */
sysRegWrite(AR5315_COLD_RESET,AR5317_RESET_SYSTEM);
@ -380,7 +362,7 @@ static void __init ar5315_time_init(void)
void __init ar5315_prom_init(void)
{
u32 memsize, memcfg;
u32 memsize, memcfg, devid;
is_5315 = 1;
memcfg = sysRegRead(AR5315_MEM_CFG);
@ -390,9 +372,17 @@ void __init ar5315_prom_init(void)
memsize <<= 3;
add_memory_region(0, memsize, BOOT_MEM_RAM);
/* Initialize it to AR2315 for now. Real detection will be done
* in ar5315_init_devices() */
mips_machtype = MACH_ATHEROS_AR2315;
/* Detect the hardware based on the device ID */
devid = sysRegRead(AR5315_SREV) & AR5315_REV_CHIP;
switch(devid) {
case 0x90:
case 0x91:
mips_machtype = MACH_ATHEROS_AR2317;
break;
default:
mips_machtype = MACH_ATHEROS_AR2315;
break;
}
}
void __init ar5315_plat_setup(void)

4
target/linux/atheros/files/arch/mips/atheros/ar5315/pci.c
View file

@ -22,6 +22,7 @@
#include <linux/spinlock.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <asm/bootinfo.h>
#include <asm/paccess.h>
#include <asm/irq_cpu.h>
#include <asm/io.h>
@ -186,6 +187,9 @@ int __init ar5315_pci_init(void)
{
u32 reg;
if (mips_machtype != MACH_ATHEROS_AR2315)
return -ENODEV;
printk("AR531x PCI init... \n");
cfgaddr = (u32) ioremap_nocache(0x80000000, 1*1024*1024); /* Remap PCI config space */