From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001
From: Yuval Adam <_@yuv.al>
Date: Wed, 30 Aug 2017 08:25:59 +0000
Subject: Initial file dump from open source release

---
 arch/arm/mach-ixp4xx/ixdpg425-pci.c | 58 +++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 arch/arm/mach-ixp4xx/ixdpg425-pci.c

(limited to 'arch/arm/mach-ixp4xx/ixdpg425-pci.c')

diff --git a/arch/arm/mach-ixp4xx/ixdpg425-pci.c b/arch/arm/mach-ixp4xx/ixdpg425-pci.c
new file mode 100644
index 00000000..1f8717ba
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/ixdpg425-pci.c
@@ -0,0 +1,58 @@
+/*
+ * arch/arm/mach-ixp4xx/ixdpg425-pci.c
+ *
+ * PCI setup routines for Intel IXDPG425 Platform
+ *
+ * Copyright (C) 2004 MontaVista Softwrae, Inc.
+ *
+ * Maintainer: Deepak Saxena <dsaxena@plexity.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+
+#include <asm/mach-types.h>
+#include <mach/hardware.h>
+
+#include <asm/mach/pci.h>
+
+void __init ixdpg425_pci_preinit(void)
+{
+	irq_set_irq_type(IRQ_IXP4XX_GPIO6, IRQ_TYPE_LEVEL_LOW);
+	irq_set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW);
+
+	ixp4xx_pci_preinit();
+}
+
+static int __init ixdpg425_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+	if (slot == 12 || slot == 13)
+		return IRQ_IXP4XX_GPIO7;
+	else if (slot == 14)
+		return IRQ_IXP4XX_GPIO6;
+	else return -1;
+}
+
+struct hw_pci ixdpg425_pci __initdata = {
+	.nr_controllers = 1,
+	.ops		= &ixp4xx_ops,
+	.preinit =        ixdpg425_pci_preinit,
+	.setup =          ixp4xx_setup,
+	.map_irq =        ixdpg425_map_irq,
+};
+
+int __init ixdpg425_pci_init(void)
+{
+	if (machine_is_ixdpg425())
+		pci_common_init(&ixdpg425_pci);
+	return 0;
+}
+
+subsys_initcall(ixdpg425_pci_init);
-- 
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