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x86, olpc: Only enable PCI configuration type override on XO-1 

This configuration type override is for XO-1 only and must not happen
on XO-1.5.

Signed-off-by: Daniel Drake <dsd@laptop.org>
LKML-Reference: <20100923162805.0F6549D401B@zog.reactivated.net>
Cc: Andres Solomon <dilinger@queued.net>
Cc: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
hifive-unleashed-5.1
Daniel Drake 2010-09-23 17:28:04 +01:00 committed by H. Peter Anvin
parent b30a3f6257
commit 76fb657017
3 changed files with 6 additions and 4 deletions
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2
arch/x86/Kconfig
View File

@ -1900,7 +1900,7 @@ config PCI_GODIRECT
bool "Direct"
config PCI_GOOLPC
bool "OLPC"
bool "OLPC XO-1"
depends on OLPC
config PCI_GOANY

6
arch/x86/kernel/olpc.c
View File

@ -242,8 +242,10 @@ static int __init olpc_init(void)
(unsigned char *) &olpc_platform_info.ecver, 1);
#ifdef CONFIG_PCI_OLPC
/* If the VSA exists let it emulate PCI, if not emulate in kernel */
if (!cs5535_has_vsa2())
/* If the VSA exists let it emulate PCI, if not emulate in kernel.
* XO-1 only. */
if (olpc_platform_info.boardrev < olpc_board_pre(0xd0) &&
!cs5535_has_vsa2())
x86_init.pci.arch_init = pci_olpc_init;
#endif

2
arch/x86/pci/olpc.c
View File

@ -304,7 +304,7 @@ static struct pci_raw_ops pci_olpc_conf = {
int __init pci_olpc_init(void)
{
printk(KERN_INFO "PCI: Using configuration type OLPC\n");
printk(KERN_INFO "PCI: Using configuration type OLPC XO-1\n");
raw_pci_ops = &pci_olpc_conf;
is_lx = is_geode_lx();
return 0;