X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Farm%2Fmach-ixp2000%2Fenp2611.c;h=52fac89e95b59c28701cfdbedfee0519820cf1af;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=a6e30d079e21043527964e8d68bf7c0eea80cdc4;hpb=a2c21200f1c81b08cb55e417b68150bba439b646;p=linux-2.6.git

diff --git a/arch/arm/mach-ixp2000/enp2611.c b/arch/arm/mach-ixp2000/enp2611.c
index a6e30d079..52fac89e9 100644
--- a/arch/arm/mach-ixp2000/enp2611.c
+++ b/arch/arm/mach-ixp2000/enp2611.c
@@ -6,7 +6,7 @@
  * Created 2004 by Lennert Buytenhek from the ixdp2x01 code.  The
  * original version carries the following notices:
  *
- * Original Author: Andrzej Mialwoski <andrzej.mialwoski@intel.com>
+ * Original Author: Andrzej Mialkowski <andrzej.mialkowski@intel.com>
  * Maintainer: Deepak Saxena <dsaxena@plexity.net>
  *
  * Copyright (C) 2002-2003 Intel Corp.
@@ -26,16 +26,13 @@
 #include <linux/interrupt.h>
 #include <linux/bitops.h>
 #include <linux/pci.h>
-#include <linux/interrupt.h>
-#include <linux/mm.h>
-#include <linux/init.h>
 #include <linux/ioport.h>
 #include <linux/slab.h>
 #include <linux/delay.h>
 #include <linux/serial.h>
 #include <linux/tty.h>
 #include <linux/serial_core.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
 
 #include <asm/io.h>
 #include <asm/irq.h>
@@ -55,11 +52,45 @@
 /*************************************************************************
  * ENP-2611 timer tick configuration
  *************************************************************************/
-static void __init enp2611_init_time(void)
+static void __init enp2611_timer_init(void)
 {
 	ixp2000_init_time(50 * 1000 * 1000);
 }
 
+static struct sys_timer enp2611_timer = {
+	.init		= enp2611_timer_init,
+	.offset		= ixp2000_gettimeoffset,
+};
+
+
+/*************************************************************************
+ * ENP-2611 I/O
+ *************************************************************************/
+static struct map_desc enp2611_io_desc[] __initdata = {
+	{
+		.virtual	= ENP2611_CALEB_VIRT_BASE,
+		.pfn		= __phys_to_pfn(ENP2611_CALEB_PHYS_BASE),
+		.length		= ENP2611_CALEB_SIZE,
+		.type		= MT_IXP2000_DEVICE,
+	}, {
+		.virtual	= ENP2611_PM3386_0_VIRT_BASE,
+		.pfn		= __phys_to_pfn(ENP2611_PM3386_0_PHYS_BASE),
+		.length		= ENP2611_PM3386_0_SIZE,
+		.type		= MT_IXP2000_DEVICE,
+	}, {
+		.virtual	= ENP2611_PM3386_1_VIRT_BASE,
+		.pfn		= __phys_to_pfn(ENP2611_PM3386_1_PHYS_BASE),
+		.length		= ENP2611_PM3386_1_SIZE,
+		.type		= MT_IXP2000_DEVICE,
+	}
+};
+
+void __init enp2611_map_io(void)
+{
+	ixp2000_map_io();
+	iotable_init(enp2611_io_desc, ARRAY_SIZE(enp2611_io_desc));
+}
+
 
 /*************************************************************************
  * ENP-2611 PCI
@@ -75,6 +106,7 @@ static void __init enp2611_pci_preinit(void)
 {
 	ixp2000_reg_write(IXP2000_PCI_ADDR_EXT, 0x00100000);
 	ixp2000_pci_preinit();
+	pcibios_setup("firmware");
 }
 
 static inline int enp2611_pci_valid_device(struct pci_bus *bus,
@@ -122,20 +154,28 @@ static int __init enp2611_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 {
 	int irq;
 
-	if (dev->bus->number == 0x00 && PCI_SLOT(dev->devfn) == 0x01) {
+	if (dev->bus->number == 0 && PCI_SLOT(dev->devfn) == 0) {
+		/* IXP2400. */
+		irq = IRQ_IXP2000_PCIA;
+	} else if (dev->bus->number == 0 && PCI_SLOT(dev->devfn) == 1) {
 		/* 21555 non-transparent bridge.  */
 		irq = IRQ_IXP2000_PCIB;
-	} else if (dev->bus->number == 0x01 && PCI_SLOT(dev->devfn) == 0x00) {
+	} else if (dev->bus->number == 0 && PCI_SLOT(dev->devfn) == 4) {
+		/* PCI2050B transparent bridge.  */
+		irq = -1;
+	} else if (dev->bus->number == 1 && PCI_SLOT(dev->devfn) == 0) {
 		/* 82559 ethernet.  */
 		irq = IRQ_IXP2000_PCIA;
+	} else if (dev->bus->number == 1 && PCI_SLOT(dev->devfn) == 1) {
+		/* SPI-3 option board.  */
+		irq = IRQ_IXP2000_PCIB;
 	} else {
-		printk(KERN_INFO "enp2611_pci_map_irq for unknown device\n");
-		irq = IRQ_IXP2000_PCI;
+		printk(KERN_ERR "enp2611_pci_map_irq() called for unknown "
+				"device PCI:%d:%d:%d\n", dev->bus->number,
+				PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
+		irq = -1;
 	}
 
-	printk(KERN_INFO "Assigned IRQ %d to PCI:%d:%d:%d\n", irq,
-		dev->bus->number, PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
-
 	return irq;
 }
 
@@ -149,7 +189,9 @@ struct hw_pci enp2611_pci __initdata = {
 
 int __init enp2611_pci_init(void)
 {
-	pci_common_init(&enp2611_pci);
+	if (machine_is_enp2611())
+		pci_common_init(&enp2611_pci);
+
 	return 0;
 }
 
@@ -185,26 +227,41 @@ static struct platform_device enp2611_flash = {
 	.resource	= &enp2611_flash_resource,
 };
 
+static struct ixp2000_i2c_pins enp2611_i2c_gpio_pins = {
+	.sda_pin	= ENP2611_GPIO_SDA,
+	.scl_pin	= ENP2611_GPIO_SCL,
+};
+
+static struct platform_device enp2611_i2c_controller = {
+	.name		= "IXP2000-I2C",
+	.id		= 0,
+	.dev		= {
+		.platform_data = &enp2611_i2c_gpio_pins
+	},
+	.num_resources	= 0
+};
+
 static struct platform_device *enp2611_devices[] __initdata = {
-	&enp2611_flash
+	&enp2611_flash,
+	&enp2611_i2c_controller
 };
 
 static void __init enp2611_init_machine(void)
 {
 	platform_add_devices(enp2611_devices, ARRAY_SIZE(enp2611_devices));
+	ixp2000_uart_init();
 }
 
 
-#ifdef CONFIG_ARCH_ENP2611
 MACHINE_START(ENP2611, "Radisys ENP-2611 PCI network processor board")
-	MAINTAINER("Lennert Buytenhek <buytenh@wantstofly.org>")
-	BOOT_MEM(0x00000000, IXP2000_UART_PHYS_BASE, IXP2000_UART_VIRT_BASE)
-	BOOT_PARAMS(0x00000100)
-	MAPIO(ixp2000_map_io)
-	INITIRQ(ixp2000_init_irq)
-	INITTIME(enp2611_init_time)
-	INIT_MACHINE(enp2611_init_machine)
+	/* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
+	.phys_io	= IXP2000_UART_PHYS_BASE,
+	.io_pg_offst	= ((IXP2000_UART_VIRT_BASE) >> 18) & 0xfffc,
+	.boot_params	= 0x00000100,
+	.map_io		= enp2611_map_io,
+	.init_irq	= ixp2000_init_irq,
+	.timer		= &enp2611_timer,
+	.init_machine	= enp2611_init_machine,
 MACHINE_END
-#endif