diff options
Diffstat (limited to 'arch/mips/vr41xx/nec-cmbvr4133/init.c')
| -rw-r--r-- | arch/mips/vr41xx/nec-cmbvr4133/init.c | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/arch/mips/vr41xx/nec-cmbvr4133/init.c b/arch/mips/vr41xx/nec-cmbvr4133/init.c deleted file mode 100644 index 7c5e18e..0000000 --- a/arch/mips/vr41xx/nec-cmbvr4133/init.c +++ /dev/null @@ -1,65 +0,0 @@ -/* - * arch/mips/vr41xx/nec-cmbvr4133/init.c - * - * PROM library initialisation code for NEC CMB-VR4133 board. - * - * Author: Yoichi Yuasa <yyuasa@mvista.com, or source@mvista.com> and - * Jun Sun <jsun@mvista.com, or source@mvista.com> and - * Alex Sapkov <asapkov@ru.mvista.com> - * - * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - * - * Support for NEC-CMBVR4133 in 2.6 - * Manish Lachwani (mlachwani@mvista.com) - */ - -#ifdef CONFIG_ROCKHOPPER -#include <asm/io.h> -#include <linux/pci.h> - -#define PCICONFDREG 0xaf000c14 -#define PCICONFAREG 0xaf000c18 - -void disable_pcnet(void) -{ - u32 data; - - /* - * Workaround for the bug in PMON on VR4133. PMON leaves - * AMD PCNet controller (on Rockhopper) initialized and running in - * bus master mode. We have do disable it before doing any - * further initialization. Or we get problems with PCI bus 2 - * and random lockups and crashes. - */ - - writel((2 << 16) | - (PCI_DEVFN(1, 0) << 8) | - (0 & 0xfc) | - 1UL, - PCICONFAREG); - - data = readl(PCICONFDREG); - - writel((2 << 16) | - (PCI_DEVFN(1, 0) << 8) | - (4 & 0xfc) | - 1UL, - PCICONFAREG); - - data = readl(PCICONFDREG); - - writel((2 << 16) | - (PCI_DEVFN(1, 0) << 8) | - (4 & 0xfc) | - 1UL, - PCICONFAREG); - - data &= ~4; - - writel(data, PCICONFDREG); -} -#endif - |
