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64 lines
1.4 KiB
64 lines
1.4 KiB
// SPDX-License-Identifier: GPL-2.0 |
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/* |
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* Renesas Solutions Highlander R7780RP-1 Support. |
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* |
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* Copyright (C) 2002 Atom Create Engineering Co., Ltd. |
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* Copyright (C) 2006 Paul Mundt |
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* Copyright (C) 2008 Magnus Damm |
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*/ |
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#include <linux/init.h> |
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#include <linux/irq.h> |
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#include <linux/io.h> |
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#include <mach/highlander.h> |
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enum { |
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UNUSED = 0, |
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/* board specific interrupt sources */ |
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AX88796, /* Ethernet controller */ |
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PSW, /* Push Switch */ |
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CF, /* Compact Flash */ |
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PCI_A, |
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PCI_B, |
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PCI_C, |
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PCI_D, |
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}; |
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static struct intc_vect vectors[] __initdata = { |
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INTC_IRQ(PCI_A, 65), /* dirty: overwrite cpu vectors for pci */ |
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INTC_IRQ(PCI_B, 66), |
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INTC_IRQ(PCI_C, 67), |
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INTC_IRQ(PCI_D, 68), |
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INTC_IRQ(CF, IRQ_CF), |
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INTC_IRQ(PSW, IRQ_PSW), |
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INTC_IRQ(AX88796, IRQ_AX88796), |
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}; |
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static struct intc_mask_reg mask_registers[] __initdata = { |
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{ 0xa5000000, 0, 16, /* IRLMSK */ |
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{ PCI_A, PCI_B, PCI_C, PCI_D, CF, 0, 0, 0, |
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0, 0, 0, 0, 0, 0, PSW, AX88796 } }, |
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}; |
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static unsigned char irl2irq[HL_NR_IRL] __initdata = { |
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65, 66, 67, 68, |
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IRQ_CF, 0, 0, 0, |
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0, 0, 0, 0, |
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IRQ_AX88796, IRQ_PSW |
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}; |
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static DECLARE_INTC_DESC(intc_desc, "r7780rp", vectors, |
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NULL, mask_registers, NULL, NULL); |
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unsigned char * __init highlander_plat_irq_setup(void) |
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{ |
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if (__raw_readw(0xa5000600)) { |
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printk(KERN_INFO "Using r7780rp interrupt controller.\n"); |
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register_intc_controller(&intc_desc); |
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return irl2irq; |
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} |
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return NULL; |
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}
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