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-rw-r--r--include/asm-arm/arch-ixp2000/irqs.h174
1 files changed, 174 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ixp2000/irqs.h b/include/asm-arm/arch-ixp2000/irqs.h
new file mode 100644
index 000000000000..0deb96c12adb
--- /dev/null
+++ b/include/asm-arm/arch-ixp2000/irqs.h
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+/*
+ * linux/include/asm-arm/arch-ixp2000/irqs.h
+ *
+ * Original Author: Naeem Afzal <naeem.m.afzal@intel.com>
+ * Maintainer: Deepak Saxena <dsaxena@plexity.net>
+ *
+ * Copyright (C) 2002 Intel Corp.
+ * Copyright (C) 2003-2004 MontaVista Software, Inc.
+ *
+ * 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.
+ */
+
+#ifndef _IRQS_H
+#define _IRQS_H
+
+/*
+ * Do NOT add #ifdef MACHINE_FOO in here.
+ * Simpy add your machine IRQs here and increase NR_IRQS if needed to
+ * hold your machine's IRQ table.
+ */
+
+/*
+ * Some interrupt numbers go unused b/c the IRQ mask/ummask/status
+ * register has those bit reserved. We just mark those interrupts
+ * as invalid and this allows us to do mask/unmask with a single
+ * shift operation instead of having to map the IRQ number to
+ * a HW IRQ number.
+ */
+#define IRQ_IXP2000_SOFT_INT 0 /* soft interrupt */
+#define IRQ_IXP2000_ERRSUM 1 /* OR of all bits in ErrorStatus reg*/
+#define IRQ_IXP2000_UART 2
+#define IRQ_IXP2000_GPIO 3
+#define IRQ_IXP2000_TIMER1 4
+#define IRQ_IXP2000_TIMER2 5
+#define IRQ_IXP2000_TIMER3 6
+#define IRQ_IXP2000_TIMER4 7
+#define IRQ_IXP2000_PMU 8
+#define IRQ_IXP2000_SPF 9 /* Slow port framer IRQ */
+#define IRQ_IXP2000_DMA1 10
+#define IRQ_IXP2000_DMA2 11
+#define IRQ_IXP2000_DMA3 12
+#define IRQ_IXP2000_PCI_DOORBELL 13
+#define IRQ_IXP2000_ME_ATTN 14
+#define IRQ_IXP2000_PCI 15 /* PCI INTA or INTB */
+#define IRQ_IXP2000_THDA0 16 /* thread 0-31A */
+#define IRQ_IXP2000_THDA1 17 /* thread 32-63A, IXP2800 only */
+#define IRQ_IXP2000_THDA2 18 /* thread 64-95A */
+#define IRQ_IXP2000_THDA3 19 /* thread 96-127A, IXP2800 only */
+#define IRQ_IXP2000_THDB0 24 /* thread 0-31B */
+#define IRQ_IXP2000_THDB1 25 /* thread 32-63B, IXP2800 only */
+#define IRQ_IXP2000_THDB2 26 /* thread 64-95B */
+#define IRQ_IXP2000_THDB3 27 /* thread 96-127B, IXP2800 only */
+
+/* define generic GPIOs */
+#define IRQ_IXP2000_GPIO0 32
+#define IRQ_IXP2000_GPIO1 33
+#define IRQ_IXP2000_GPIO2 34
+#define IRQ_IXP2000_GPIO3 35
+#define IRQ_IXP2000_GPIO4 36
+#define IRQ_IXP2000_GPIO5 37
+#define IRQ_IXP2000_GPIO6 38
+#define IRQ_IXP2000_GPIO7 39
+
+/* split off the 2 PCI sources */
+#define IRQ_IXP2000_PCIA 40
+#define IRQ_IXP2000_PCIB 41
+
+#define NR_IXP2000_IRQS 42
+
+#define IXP2000_BOARD_IRQ(x) (NR_IXP2000_IRQS + (x))
+
+#define IXP2000_BOARD_IRQ_MASK(irq) (1 << (irq - NR_IXP2000_IRQS))
+
+/*
+ * This allows for all the on-chip sources plus up to 32 CPLD based
+ * IRQs. Should be more than enough.
+ */
+#define IXP2000_BOARD_IRQS 32
+#define NR_IRQS (NR_IXP2000_IRQS + IXP2000_BOARD_IRQS)
+
+
+/*
+ * IXDP2400 specific IRQs
+ */
+#define IRQ_IXDP2400_INGRESS_NPU IXP2000_BOARD_IRQ(0)
+#define IRQ_IXDP2400_ENET IXP2000_BOARD_IRQ(1)
+#define IRQ_IXDP2400_MEDIA_PCI IXP2000_BOARD_IRQ(2)
+#define IRQ_IXDP2400_MEDIA_SP IXP2000_BOARD_IRQ(3)
+#define IRQ_IXDP2400_SF_PCI IXP2000_BOARD_IRQ(4)
+#define IRQ_IXDP2400_SF_SP IXP2000_BOARD_IRQ(5)
+#define IRQ_IXDP2400_PMC IXP2000_BOARD_IRQ(6)
+#define IRQ_IXDP2400_TVM IXP2000_BOARD_IRQ(7)
+
+#define NR_IXDP2400_IRQS ((IRQ_IXDP2400_TVM)+1)
+#define IXDP2400_NR_IRQS NR_IXDP2400_IRQS - NR_IXP2000_IRQS
+
+/* IXDP2800 specific IRQs */
+#define IRQ_IXDP2800_EGRESS_ENET IXP2000_BOARD_IRQ(0)
+#define IRQ_IXDP2800_INGRESS_NPU IXP2000_BOARD_IRQ(1)
+#define IRQ_IXDP2800_PMC IXP2000_BOARD_IRQ(2)
+#define IRQ_IXDP2800_FABRIC_PCI IXP2000_BOARD_IRQ(3)
+#define IRQ_IXDP2800_FABRIC IXP2000_BOARD_IRQ(4)
+#define IRQ_IXDP2800_MEDIA IXP2000_BOARD_IRQ(5)
+
+#define NR_IXDP2800_IRQS ((IRQ_IXDP2800_MEDIA)+1)
+#define IXDP2800_NR_IRQS NR_IXDP2800_IRQS - NR_IXP2000_IRQS
+
+/*
+ * IRQs on both IXDP2x01 boards
+ */
+#define IRQ_IXDP2X01_SPCI_DB_0 IXP2000_BOARD_IRQ(2)
+#define IRQ_IXDP2X01_SPCI_DB_1 IXP2000_BOARD_IRQ(3)
+#define IRQ_IXDP2X01_SPCI_PMC_INTA IXP2000_BOARD_IRQ(4)
+#define IRQ_IXDP2X01_SPCI_PMC_INTB IXP2000_BOARD_IRQ(5)
+#define IRQ_IXDP2X01_SPCI_PMC_INTC IXP2000_BOARD_IRQ(6)
+#define IRQ_IXDP2X01_SPCI_PMC_INTD IXP2000_BOARD_IRQ(7)
+#define IRQ_IXDP2X01_SPCI_FIC_INT IXP2000_BOARD_IRQ(8)
+#define IRQ_IXDP2X01_IPMI_FROM IXP2000_BOARD_IRQ(16)
+#define IRQ_IXDP2X01_125US IXP2000_BOARD_IRQ(17)
+#define IRQ_IXDP2X01_DB_0_ADD IXP2000_BOARD_IRQ(18)
+#define IRQ_IXDP2X01_DB_1_ADD IXP2000_BOARD_IRQ(19)
+#define IRQ_IXDP2X01_UART1 IXP2000_BOARD_IRQ(21)
+#define IRQ_IXDP2X01_UART2 IXP2000_BOARD_IRQ(22)
+#define IRQ_IXDP2X01_FIC_ADD_INT IXP2000_BOARD_IRQ(24)
+#define IRQ_IXDP2X01_CS8900 IXP2000_BOARD_IRQ(25)
+#define IRQ_IXDP2X01_BBSRAM IXP2000_BOARD_IRQ(26)
+
+#define IXDP2X01_VALID_IRQ_MASK ( \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_DB_0) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_DB_1) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_PMC_INTA) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_PMC_INTB) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_PMC_INTC) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_PMC_INTD) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_SPCI_FIC_INT) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_IPMI_FROM) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_125US) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_DB_0_ADD) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_DB_1_ADD) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_UART1) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_UART2) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_FIC_ADD_INT) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_CS8900) | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2X01_BBSRAM) )
+
+/*
+ * IXDP2401 specific IRQs
+ */
+#define IRQ_IXDP2401_INTA_82546 IXP2000_BOARD_IRQ(0)
+#define IRQ_IXDP2401_INTB_82546 IXP2000_BOARD_IRQ(1)
+
+#define IXDP2401_VALID_IRQ_MASK ( \
+ IXDP2X01_VALID_IRQ_MASK | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2401_INTA_82546) |\
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2401_INTB_82546))
+
+/*
+ * IXDP2801-specific IRQs
+ */
+#define IRQ_IXDP2801_RIV IXP2000_BOARD_IRQ(0)
+#define IRQ_IXDP2801_CNFG_MEDIA IXP2000_BOARD_IRQ(27)
+#define IRQ_IXDP2801_CLOCK_REF IXP2000_BOARD_IRQ(28)
+
+#define IXDP2801_VALID_IRQ_MASK ( \
+ IXDP2X01_VALID_IRQ_MASK | \
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2801_RIV) |\
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2801_CNFG_MEDIA) |\
+ IXP2000_BOARD_IRQ_MASK(IRQ_IXDP2801_CLOCK_REF))
+
+#define NR_IXDP2X01_IRQS ((IRQ_IXDP2801_CLOCK_REF) + 1)
+
+#endif /*_IRQS_H*/