From 97a4daa4c4947a9de36aaf22e8ab622b0cd9a0dc Mon Sep 17 00:00:00 2001
From: Randy Vinson <rvinson@linuxbox.(none)> Date: Wed, 28 Feb 2007 14:37:48 -0700 Subject: [PATCH] 85xxCDS: Enable the VIA PCI-to-ISA bridge.
Enable the PCI-to-ISA bridge in the VIA Southbridge located on the Arcadia main board.
The code for this patch was provided by Freescale.
Signed-off-by Randy Vinson rvinson@mvista.com --- board/cds/common/via.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/board/cds/common/via.c b/board/cds/common/via.c index e79bd02..ba6cebe 100644 --- a/board/cds/common/via.c +++ b/board/cds/common/via.c @@ -28,12 +28,19 @@ void mpc85xx_config_via(struct pci_controller *hose, pci_dev_t dev, struct pci_config_table *tab) { pci_dev_t bridge; + unsigned int cmdstat;
/* Enable USB and IDE functions */ pci_hose_write_config_byte(hose, dev, 0x48, 0x08);
pciauto_config_device(hose, dev);
+ pci_hose_read_config_dword(hose, dev, PCI_COMMAND, &cmdstat); + cmdstat |= PCI_COMMAND_IO | PCI_COMMAND_MEMORY| PCI_COMMAND_MASTER; + pci_hose_write_config_dword(hose, dev, PCI_COMMAND, cmdstat); + pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, 0x08); + pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80); + /* * Force the backplane P2P bridge to have a window * open from 0x00000000-0x00001fff in PCI I/O space.