| /* |
| * 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_init_irq_r7780mp(void) |
| { |
| if ((ctrl_inw(0xa4000700) & 0xf000) == 0x2000) { |
| printk(KERN_INFO "Using r7780mp interrupt controller.\n"); |
| register_intc_controller(&intc_desc); |
| return irl2irq; |
| } |
| |
| return NULL; |
| } |