support for the Giant Shoulder Inc Loft board - a very minor
variation on a standard Avila board

 arch/arm/mach-ixp4xx/Kconfig          |    8 ++++-
 arch/arm/mach-ixp4xx/ixdp425-pci.c    |    6 ++-
 arch/arm/mach-ixp4xx/ixdp425-setup.c  |   54 ++++++++++++++++++++++++++++++++++
 include/asm-arm/arch-ixp4xx/ixdp425.h |    1 
 4 files changed, 66 insertions(+), 3 deletions(-)

Index: linux-2.6.18-arm/arch/arm/mach-ixp4xx/Kconfig
===================================================================
--- linux-2.6.18-arm.orig/arch/arm/mach-ixp4xx/Kconfig	2006-09-20 04:42:06.000000000 +0100
+++ linux-2.6.18-arm/arch/arm/mach-ixp4xx/Kconfig	2007-02-24 10:57:55.369945213 +0000
@@ -25,6 +25,12 @@
 	  Avila Network Platform. For more information on this platform,
 	  see <file:Documentation/arm/IXP4xx>.
 
+config MACH_LOFT
+	bool "Loft"
+	help
+	  Say 'Y' here if you want your kernel to support the Giant
+	  Shoulder Inc Loft board.
+
 config ARCH_ADI_COYOTE
 	bool "Coyote"
 	select PCI
@@ -86,7 +92,7 @@
 #
 config	ARCH_IXDP4XX
 	bool
-	depends on ARCH_IXDP425 || ARCH_AVILA || MACH_IXDP465
+	depends on ARCH_IXDP425 || ARCH_AVILA || MACH_IXDP465 || MACH_LOFT
 	default y
 
 #
Index: linux-2.6.18-arm/arch/arm/mach-ixp4xx/ixdp425-pci.c
===================================================================
--- linux-2.6.18-arm.orig/arch/arm/mach-ixp4xx/ixdp425-pci.c	2006-09-20 04:42:06.000000000 +0100
+++ linux-2.6.18-arm/arch/arm/mach-ixp4xx/ixdp425-pci.c	2007-02-24 10:56:21.944106463 +0000
@@ -46,7 +46,8 @@
 
 	int irq = -1;
 
-	if (slot >= 1 && slot <= IXDP425_PCI_MAX_DEV && 
+	if (slot >= 1 &&
+		slot <= (machine_is_loft() ? LOFT_PCI_MAX_DEV : IXDP425_PCI_MAX_DEV) &&
 		pin >= 1 && pin <= IXDP425_PCI_IRQ_LINES) {
 		irq = pci_irq_table[(slot + pin - 2) % 4];
 	}
@@ -66,7 +67,8 @@
 int __init ixdp425_pci_init(void)
 {
 	if (machine_is_ixdp425() || machine_is_ixcdp1100() ||
-			machine_is_avila() || machine_is_ixdp465())
+			machine_is_avila() || machine_is_ixdp465() ||
+			machine_is_loft())
 		pci_common_init(&ixdp425_pci);
 	return 0;
 }
Index: linux-2.6.18-arm/arch/arm/mach-ixp4xx/ixdp425-setup.c
===================================================================
--- linux-2.6.18-arm.orig/arch/arm/mach-ixp4xx/ixdp425-setup.c	2007-02-24 10:56:21.540081213 +0000
+++ linux-2.6.18-arm/arch/arm/mach-ixp4xx/ixdp425-setup.c	2007-02-24 10:56:21.944106463 +0000
@@ -15,6 +15,10 @@
 #include <linux/tty.h>
 #include <linux/serial_8250.h>
 #include <linux/slab.h>
+#ifdef CONFIG_SENSORS_EEPROM
+#include <linux/i2c.h>
+#include <linux/eeprom.h>
+#endif
 
 #include <asm/types.h>
 #include <asm/setup.h>
@@ -225,3 +229,53 @@
 MACHINE_END
 #endif
 
+/*
+ * Loft is functionally equivalent to Avila except that it has a
+ * different number for the maximum PCI devices.  The MACHINE
+ * structure below is identical to Avila except for the comment.
+ */
+#ifdef CONFIG_MACH_LOFT
+#ifdef CONFIG_SENSORS_EEPROM
+static int loft_eeprom_do(struct notifier_block *self, unsigned long event, void *t)
+{
+	struct eeprom_data *data = t;
+
+	char macs[12];
+
+	/* The MACs are the first 12 bytes in the eeprom at address 0x51 */
+	if (event == EEPROM_REGISTER && data->client.addr == 0x51) {
+		data->attr->read(&data->client.dev.kobj, macs, 0, 12);
+		memcpy(&plat_mac0.hwaddr, macs, 6);
+		memcpy(&plat_mac1.hwaddr, macs + 6, 6);
+	}
+
+	return NOTIFY_DONE;
+}
+
+static struct notifier_block loft_eeprom_notifier = {
+	.notifier_call = loft_eeprom_do
+};
+#endif
+
+static void __init loft_init(void)
+{
+	ixdp425_init();
+
+#ifdef CONFIG_SENSORS_EEPROM
+	register_eeprom_notifier(&loft_eeprom_notifier);
+#endif
+}
+
+
+MACHINE_START(LOFT, "Giant Shoulder Inc Loft board")
+	/* Maintainer: Tom Billman <kernel@giantshoulderinc.com> */
+	.phys_io	= IXP4XX_PERIPHERAL_BASE_PHYS,
+	.io_pg_offst	= ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
+	.map_io		= ixp4xx_map_io,
+	.init_irq	= ixp4xx_init_irq,
+	.timer		= &ixp4xx_timer,
+	.boot_params	= 0x0100,
+	.init_machine	= loft_init,
+MACHINE_END
+#endif
+
Index: linux-2.6.18-arm/include/asm-arm/arch-ixp4xx/ixdp425.h
===================================================================
--- linux-2.6.18-arm.orig/include/asm-arm/arch-ixp4xx/ixdp425.h	2006-09-20 04:42:06.000000000 +0100
+++ linux-2.6.18-arm/include/asm-arm/arch-ixp4xx/ixdp425.h	2007-02-24 10:56:21.944106463 +0000
@@ -23,6 +23,7 @@
  * IXDP425 PCI IRQs
  */
 #define IXDP425_PCI_MAX_DEV	4
+#define LOFT_PCI_MAX_DEV	6
 #define IXDP425_PCI_IRQ_LINES	4