summaryrefslogtreecommitdiffstats
path: root/arch/x86/cpu/ivybridge/usb_xhci.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/cpu/ivybridge/usb_xhci.c')
-rw-r--r--arch/x86/cpu/ivybridge/usb_xhci.c32
1 files changed, 0 insertions, 32 deletions
diff --git a/arch/x86/cpu/ivybridge/usb_xhci.c b/arch/x86/cpu/ivybridge/usb_xhci.c
deleted file mode 100644
index f77b80489b..0000000000
--- a/arch/x86/cpu/ivybridge/usb_xhci.c
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * From Coreboot
- * Copyright (C) 2008-2009 coresystems GmbH
- *
- * SPDX-License-Identifier: GPL-2.0
- */
-
-#include <common.h>
-#include <asm/pci.h>
-#include <asm/arch/pch.h>
-
-void bd82x6x_usb_xhci_init(pci_dev_t dev)
-{
- u32 reg32;
-
- debug("XHCI: Setting up controller.. ");
-
- /* lock overcurrent map */
- reg32 = x86_pci_read_config32(dev, 0x44);
- reg32 |= 1;
- x86_pci_write_config32(dev, 0x44, reg32);
-
- /* Enable clock gating */
- reg32 = x86_pci_read_config32(dev, 0x40);
- reg32 &= ~((1 << 20) | (1 << 21));
- reg32 |= (1 << 19) | (1 << 18) | (1 << 17);
- reg32 |= (1 << 10) | (1 << 9) | (1 << 8);
- reg32 |= (1 << 31); /* lock */
- x86_pci_write_config32(dev, 0x40, reg32);
-
- debug("done.\n");
-}
OpenPOWER on IntegriCloud