Initial commit: OpenHarmony-v4.0-ReleaseOpenHarmony-v4.0-Release

1 files changed, 42 insertions, 0 deletions

diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c
new file mode 100644
index 000000000..d85cbf84e
--- /dev/null
+++ b/arch/mips/pci/pci-ip27.c
@@ -0,0 +1,42 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2003 Christoph Hellwig (hch@lst.de)
+ * Copyright (C) 1999, 2000, 04 Ralf Baechle (ralf@linux-mips.org)
+ * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
+ */
+#include <asm/sn/addrs.h>
+#include <asm/sn/types.h>
+#include <asm/sn/klconfig.h>
+#include <asm/sn/agent.h>
+#include <asm/sn/ioc3.h>
+#include <asm/pci/bridge.h>
+
+#ifdef CONFIG_NUMA
+int pcibus_to_node(struct pci_bus *bus)
+{
+        struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
+
+        return bc->nasid;
+}
+EXPORT_SYMBOL(pcibus_to_node);
+#endif /* CONFIG_NUMA */
+
+static void ip29_fixup_phy(struct pci_dev *dev)
+{
+        int nasid = pcibus_to_node(dev->bus);
+        u32 sid;
+
+        if (nasid != 1)
+                return; /* only needed on second module */
+
+        /* enable ethernet PHY on IP29 systemboard */
+        pci_read_config_dword(dev, PCI_SUBSYSTEM_VENDOR_ID, &sid);
+        if (sid == (PCI_VENDOR_ID_SGI | (IOC3_SUBSYS_IP29_SYSBOARD) << 16))
+                REMOTE_HUB_S(nasid, MD_LED0, 0x09);
+}
+
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3,
+                        ip29_fixup_phy);