/* * Renesas Solutions Highlander R7780MP Support. * * Copyright (C) 2002 Atom Create Engineering Co., Ltd. * Copyright (C) 2006 Paul Mundt * Copyright (C) 2007 Magnus Damm * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. */ #include <linux/init.h> #include <linux/irq.h> #include <linux/io.h> #include <asm/r7780rp.h> enum { UNUSED = 0, /* board specific interrupt sources */ CF, /* Compact Flash */ TP, /* Touch panel */ SCIF1, /* FPGA SCIF1 */ SCIF0, /* FPGA SCIF0 */ SMBUS, /* SMBUS */ RTC, /* RTC Alarm */ AX88796, /* Ethernet controller */ PSW, /* Push Switch */ /* external bus connector */ EXT1, EXT2, EXT4, EXT5, EXT6, }; static struct intc_vect vectors[] __initdata = { INTC_IRQ(CF, IRQ_CF), INTC_IRQ(TP, IRQ_TP), INTC_IRQ(SCIF1, IRQ_SCIF1), INTC_IRQ(SCIF0, IRQ_SCIF0), INTC_IRQ(SMBUS, IRQ_SMBUS), INTC_IRQ(RTC, IRQ_RTC), INTC_IRQ(AX88796, IRQ_AX88796), INTC_IRQ(PSW, IRQ_PSW), INTC_IRQ(EXT1, IRQ_EXT1), INTC_IRQ(EXT2, IRQ_EXT2), INTC_IRQ(EXT4, IRQ_EXT4), INTC_IRQ(EXT5, IRQ_EXT5), INTC_IRQ(EXT6, IRQ_EXT6), }; static struct intc_mask_reg mask_registers[] __initdata = { { 0xa4000000, 0, 16, /* IRLMSK */ { SCIF0, SCIF1, RTC, 0, CF, 0, TP, SMBUS, 0, EXT6, EXT5, EXT4, EXT2, EXT1, PSW, AX88796 } }, }; static unsigned char irl2irq[HL_NR_IRL] __initdata = { 0, IRQ_CF, IRQ_TP, IRQ_SCIF1, IRQ_SCIF0, IRQ_SMBUS, IRQ_RTC, IRQ_EXT6, IRQ_EXT5, IRQ_EXT4, IRQ_EXT2, IRQ_EXT1, 0, IRQ_AX88796, IRQ_PSW, }; static DECLARE_INTC_DESC(intc_desc, "r7780mp", vectors, NULL, mask_registers, NULL, NULL); unsigned char * __init highlander_plat_irq_setup(void) { if ((ctrl_inw(0xa4000700) & 0xf000) == 0x2000) { printk(KERN_INFO "Using r7780mp interrupt controller.\n"); register_intc_controller(&intc_desc); return irl2irq; } return NULL; }