From 04668873daa822aa6c806ba28d1143db8dcb26e8 Mon Sep 17 00:00:00 2001 From: David Howells Date: Wed, 1 Aug 2007 19:04:51 +0100 Subject: FRV: Enable the MB86943 PCI arbiter correctly Enable the MB93090 motherboard's MB86943 PCI arbiter correctly by assigning to the register rather than comparing against it. This is required to support bus mastering. Signed-off-by: David Howells Signed-off-by: Linus Torvalds --- arch/frv/mb93090-mb00/pci-vdk.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/frv/mb93090-mb00/pci-vdk.c b/arch/frv/mb93090-mb00/pci-vdk.c index 0b581e3..6d51f13 100644 --- a/arch/frv/mb93090-mb00/pci-vdk.c +++ b/arch/frv/mb93090-mb00/pci-vdk.c @@ -400,7 +400,8 @@ int __init pcibios_init(void) __reg_MB86943_pci_sl_mem_base = __region_CS2 + 0x08000000; mb(); - *(volatile unsigned long *)(__region_CS2+0x01300014) == 1; + /* enable PCI arbitration */ + __reg_MB86943_pci_arbiter = MB86943_PCIARB_EN; ioport_resource.start = (__reg_MB86943_sl_pci_io_base << 9) & 0xfffffc00; ioport_resource.end = (__reg_MB86943_sl_pci_io_range << 9) | 0x3ff; -- cgit v1.1