1 /* 2 * arch/sh/drivers/pci/fixups-sdk7780.c 3 * 4 * PCI fixups for the SDK7780SE03 5 * 6 * Copyright (C) 2003 Lineo uSolutions, Inc. 7 * Copyright (C) 2004 - 2006 Paul Mundt 8 * Copyright (C) 2006 Nobuhiro Iwamatsu 9 * 10 * This file is subject to the terms and conditions of the GNU General Public 11 * License. See the file "COPYING" in the main directory of this archive 12 * for more details. 13 */ 14 #include <linux/pci.h> 15 #include <linux/io.h> 16 #include <linux/sh_intc.h> 17 #include "pci-sh4.h" 18 19 #define IRQ_INTA evt2irq(0xa20) 20 #define IRQ_INTB evt2irq(0xa40) 21 #define IRQ_INTC evt2irq(0xa60) 22 #define IRQ_INTD evt2irq(0xa80) 23 24 /* IDSEL [16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31] */ 25 static char sdk7780_irq_tab[4][16] = { 26 /* INTA */ 27 { IRQ_INTA, IRQ_INTD, IRQ_INTC, IRQ_INTD, -1, -1, -1, -1, -1, -1, 28 -1, -1, -1, -1, -1, -1 }, 29 /* INTB */ 30 { IRQ_INTB, IRQ_INTA, -1, IRQ_INTA, -1, -1, -1, -1, -1, -1, -1, -1, 31 -1, -1, -1, -1 }, 32 /* INTC */ 33 { IRQ_INTC, IRQ_INTB, -1, IRQ_INTB, -1, -1, -1, -1, -1, -1, -1, -1, 34 -1, -1, -1, -1 }, 35 /* INTD */ 36 { IRQ_INTD, IRQ_INTC, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 37 -1, -1, -1 }, 38 }; 39 40 int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) 41 { 42 return sdk7780_irq_tab[pin-1][slot]; 43 } 44