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[MIPS] Support for the R5500-based NEC EMMA2RH Mark-eins board 

Signed-off-by: dmitry pervushin  <dpervushin@ru.mvista.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
dmitry pervushin 2006-05-21 14:53:06 +04:00 committed by Ralf Baechle
parent 4a0312fca6
commit 355c471f2f
21 changed files with 3118 additions and 0 deletions
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19
arch/mips/Kconfig
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@ -530,6 +530,20 @@ config QEMU
simulate actual MIPS hardware platforms. More information on Qemu
can be found at http://www.linux-mips.org/wiki/Qemu.
config MARKEINS
bool "Support for NEC EMMA2RH Mark-eins"
select DMA_NONCOHERENT
select HW_HAS_PCI
select IRQ_CPU
select SWAP_IO_SPACE
select SYS_SUPPORTS_32BIT_KERNEL
select SYS_SUPPORTS_BIG_ENDIAN
select SYS_SUPPORTS_LITTLE_ENDIAN
select SYS_HAS_CPU_R5000
help
This enables support for the R5432-based NEC Mark-eins
boards with R5500 CPU.
config SGI_IP22
bool "SGI IP22 (Indy/Indigo2)"
select ARC
@ -968,6 +982,11 @@ config SOC_PNX8550
config SWAP_IO_SPACE
bool
config EMMA2RH
bool
depends on MARKEINS
default y
#
# Unfortunately not all GT64120 systems run the chip at the same clock.
# As the user for the clock rate and try to minimize the available options.

9
arch/mips/Makefile
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@ -465,6 +465,15 @@ libs-$(CONFIG_PNX8550_JBS) += arch/mips/philips/pnx8550/jbs/
#cflags-$(CONFIG_PNX8550_JBS) += -Iinclude/asm-mips/mach-pnx8550
load-$(CONFIG_PNX8550_JBS) += 0xffffffff80060000
# NEC EMMA2RH boards
#
core-$(CONFIG_EMMA2RH) += arch/mips/emma2rh/common/
cflags-$(CONFIG_EMMA2RH) += -Iinclude/asm-mips/mach-emma2rh
# NEC EMMA2RH Mark-eins
core-$(CONFIG_MARKEINS) += arch/mips/emma2rh/markeins/
load-$(CONFIG_MARKEINS) += 0xffffffff88100000
#
# SGI IP22 (Indy/Indigo2)
#

1198
arch/mips/configs/emma2rh_defconfig Normal file
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File diff suppressed because it is too large Load Diff

13
arch/mips/emma2rh/common/Makefile Normal file
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@ -0,0 +1,13 @@
#
# arch/mips/emma2rh/common/Makefile
# Makefile for the common code of NEC EMMA2RH based board.
#
# Copyright (C) NEC Electronics Corporation 2005-2006
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
obj-$(CONFIG_MARKEINS) += irq.o irq_emma2rh.o prom.o

108
arch/mips/emma2rh/common/irq.c Normal file
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@ -0,0 +1,108 @@
/*
* arch/mips/emma2rh/common/irq.c
* This file is common irq dispatcher.
*
* Copyright (C) NEC Electronics Corporation 2005-2006
*
* This file is based on the arch/mips/ddb5xxx/ddb5477/irq.c
*
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/types.h>
#include <asm/i8259.h>
#include <asm/system.h>
#include <asm/mipsregs.h>
#include <asm/debug.h>
#include <asm/addrspace.h>
#include <asm/bootinfo.h>
#include <asm/emma2rh/emma2rh.h>
/*
* the first level int-handler will jump here if it is a emma2rh irq
*/
asmlinkage void emma2rh_irq_dispatch(struct pt_regs *regs)
{
u32 intStatus;
u32 bitmask;
u32 i;
intStatus = emma2rh_in32(EMMA2RH_BHIF_INT_ST_0)
& emma2rh_in32(EMMA2RH_BHIF_INT_EN_0);
#ifdef EMMA2RH_SW_CASCADE
if (intStatus &
(1 << ((EMMA2RH_SW_CASCADE - EMMA2RH_IRQ_INT0) & (32 - 1)))) {
u32 swIntStatus;
swIntStatus = emma2rh_in32(EMMA2RH_BHIF_SW_INT)
& emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN);
for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) {
if (swIntStatus & bitmask) {
do_IRQ(EMMA2RH_SW_IRQ_BASE + i, regs);
return;
}
}
}
#endif
for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) {
if (intStatus & bitmask) {
do_IRQ(EMMA2RH_IRQ_BASE + i, regs);
return;
}
}
intStatus = emma2rh_in32(EMMA2RH_BHIF_INT_ST_1)
& emma2rh_in32(EMMA2RH_BHIF_INT_EN_1);
#ifdef EMMA2RH_GPIO_CASCADE
if (intStatus &
(1 << ((EMMA2RH_GPIO_CASCADE - EMMA2RH_IRQ_INT0) & (32 - 1)))) {
u32 gpioIntStatus;
gpioIntStatus = emma2rh_in32(EMMA2RH_GPIO_INT_ST)
& emma2rh_in32(EMMA2RH_GPIO_INT_MASK);
for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) {
if (gpioIntStatus & bitmask) {
do_IRQ(EMMA2RH_GPIO_IRQ_BASE + i, regs);
return;
}
}
}
#endif
for (i = 32, bitmask = 1; i < 64; i++, bitmask <<= 1) {
if (intStatus & bitmask) {
do_IRQ(EMMA2RH_IRQ_BASE + i, regs);
return;
}
}
intStatus = emma2rh_in32(EMMA2RH_BHIF_INT_ST_2)
& emma2rh_in32(EMMA2RH_BHIF_INT_EN_2);
for (i = 64, bitmask = 1; i < 96; i++, bitmask <<= 1) {
if (intStatus & bitmask) {
do_IRQ(EMMA2RH_IRQ_BASE + i, regs);
return;
}
}
}

134
arch/mips/emma2rh/common/irq_emma2rh.c Normal file
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@ -0,0 +1,134 @@
/*
* arch/mips/emma2rh/common/irq_emma2rh.c
* This file defines the irq handler for EMMA2RH.
*
* Copyright (C) NEC Electronics Corporation 2005-2006
*
* This file is based on the arch/mips/ddb5xxx/ddb5477/irq_5477.c
*
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* EMMA2RH defines 64 IRQs.
*
* This file exports one function:
* emma2rh_irq_init(u32 irq_base);
*/
#include <linux/interrupt.h>
#include <linux/types.h>
#include <linux/ptrace.h>
#include <asm/debug.h>
#include <asm/emma2rh/emma2rh.h>
/* number of total irqs supported by EMMA2RH */
#define NUM_EMMA2RH_IRQ 96
static int emma2rh_irq_base = -1;
void ll_emma2rh_irq_enable(int);
void ll_emma2rh_irq_disable(int);
static void emma2rh_irq_enable(unsigned int irq)
{
ll_emma2rh_irq_enable(irq - emma2rh_irq_base);
}
static void emma2rh_irq_disable(unsigned int irq)
{
ll_emma2rh_irq_disable(irq - emma2rh_irq_base);
}
static unsigned int emma2rh_irq_startup(unsigned int irq)
{
emma2rh_irq_enable(irq);
return 0;
}
#define emma2rh_irq_shutdown emma2rh_irq_disable
static void emma2rh_irq_ack(unsigned int irq)
{
/* disable interrupt - some handler will re-enable the irq
* and if the interrupt is leveled, we will have infinite loop
*/
ll_emma2rh_irq_disable(irq - emma2rh_irq_base);
}
static void emma2rh_irq_end(unsigned int irq)
{
if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
ll_emma2rh_irq_enable(irq - emma2rh_irq_base);
}
hw_irq_controller emma2rh_irq_controller = {
.typename = "emma2rh_irq",
.startup = emma2rh_irq_startup,
.shutdown = emma2rh_irq_shutdown,
.enable = emma2rh_irq_enable,
.disable = emma2rh_irq_disable,
.ack = emma2rh_irq_ack,
.end = emma2rh_irq_end,
.set_affinity = NULL /* no affinity stuff for UP */
};
void emma2rh_irq_init(u32 irq_base)
{
u32 i;
for (i = irq_base; i < irq_base + NUM_EMMA2RH_IRQ; i++) {
irq_desc[i].status = IRQ_DISABLED;
irq_desc[i].action = NULL;
irq_desc[i].depth = 1;
irq_desc[i].handler = &emma2rh_irq_controller;
}
emma2rh_irq_base = irq_base;
}
void ll_emma2rh_irq_enable(int emma2rh_irq)
{
u32 reg_value;
u32 reg_bitmask;
u32 reg_index;
reg_index = EMMA2RH_BHIF_INT_EN_0
+ (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0)
* (emma2rh_irq / 32);
reg_value = emma2rh_in32(reg_index);
reg_bitmask = 0x1 << (emma2rh_irq % 32);
db_assert((reg_value & reg_bitmask) == 0);
emma2rh_out32(reg_index, reg_value | reg_bitmask);
}
void ll_emma2rh_irq_disable(int emma2rh_irq)
{
u32 reg_value;
u32 reg_bitmask;
u32 reg_index;
reg_index = EMMA2RH_BHIF_INT_EN_0
+ (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0)
* (emma2rh_irq / 32);
reg_value = emma2rh_in32(reg_index);
reg_bitmask = 0x1 << (emma2rh_irq % 32);
db_assert((reg_value & reg_bitmask) != 0);
emma2rh_out32(reg_index, reg_value & ~reg_bitmask);
}

77
arch/mips/emma2rh/common/prom.c Normal file
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@ -0,0 +1,77 @@
/*
* arch/mips/emma2rh/common/prom.c
* This file is prom file.
*
* Copyright (C) NEC Electronics Corporation 2004-2006
*
* This file is based on the arch/mips/ddb5xxx/common/prom.c
*
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/bootmem.h>
#include <asm/addrspace.h>
#include <asm/bootinfo.h>
#include <asm/emma2rh/emma2rh.h>
#include <asm/debug.h>
const char *get_system_type(void)
{
switch (mips_machtype) {
case MACH_NEC_MARKEINS:
return "NEC EMMA2RH Mark-eins";
default:
return "Unknown NEC board";
}
}
/* [jsun@junsun.net] PMON passes arguments in C main() style */
void __init prom_init(void)
{
int argc = fw_arg0;
char **arg = (char **)fw_arg1;
int i;
/* if user passes kernel args, ignore the default one */
if (argc > 1)
arcs_cmdline[0] = '\0';
/* arg[0] is "g", the rest is boot parameters */
for (i = 1; i < argc; i++) {
if (strlen(arcs_cmdline) + strlen(arg[i] + 1)
>= sizeof(arcs_cmdline))
break;
strcat(arcs_cmdline, arg[i]);
strcat(arcs_cmdline, " ");
}
mips_machgroup = MACH_GROUP_NEC_EMMA2RH;
#if defined(CONFIG_MARKEINS)
mips_machtype = MACH_NEC_MARKEINS;
add_memory_region(0, EMMA2RH_RAM_SIZE, BOOT_MEM_RAM);
#endif
}
void __init prom_free_prom_memory(void)
{
}

13
arch/mips/emma2rh/markeins/Makefile Normal file
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@ -0,0 +1,13 @@
#
# arch/mips/emma2rh/markeins/Makefile
# Makefile for the common code of NEC EMMA2RH based board.
#
# Copyright (C) NEC Electronics Corporation 2005-2006
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
obj-$(CONFIG_MARKEINS) += irq.o irq_markeins.o setup.o led.o platform.o

134
arch/mips/emma2rh/markeins/irq.c Normal file
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@ -0,0 +1,134 @@
/*
* arch/mips/emma2rh/markeins/irq.c
* This file defines the irq handler for EMMA2RH.
*
* Copyright (C) NEC Electronics Corporation 2004-2006
*
* This file is based on the arch/mips/ddb5xxx/ddb5477/irq.c
*
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/types.h>
#include <linux/ptrace.h>
#include <linux/delay.h>
#include <asm/i8259.h>
#include <asm/irq_cpu.h>
#include <asm/system.h>
#include <asm/mipsregs.h>
#include <asm/debug.h>
#include <asm/addrspace.h>
#include <asm/bootinfo.h>
#include <asm/emma2rh/emma2rh.h>
/*
* IRQ mapping
*
* 0-7: 8 CPU interrupts
* 0 - software interrupt 0
* 1 - software interrupt 1
* 2 - most Vrc5477 interrupts are routed to this pin
* 3 - (optional) some other interrupts routed to this pin for debugg
* 4 - not used
* 5 - not used
* 6 - not used
* 7 - cpu timer (used by default)
*
*/
extern void emma2rh_sw_irq_init(u32 base);
extern void emma2rh_gpio_irq_init(u32 base);
extern void emma2rh_irq_init(u32 base);
extern asmlinkage void emma2rh_irq_dispatch(struct pt_regs *regs);
static struct irqaction irq_cascade = {
.handler = no_action,
.flags = 0,
.mask = CPU_MASK_NONE,
.name = "cascade",
.dev_id = NULL,
.next = NULL,
};
void __init arch_init_irq(void)
{
u32 reg;
db_run(printk("markeins_irq_setup invoked.\n"));
/* by default, interrupts are disabled. */
emma2rh_out32(EMMA2RH_BHIF_INT_EN_0, 0);
emma2rh_out32(EMMA2RH_BHIF_INT_EN_1, 0);
emma2rh_out32(EMMA2RH_BHIF_INT_EN_2, 0);
emma2rh_out32(EMMA2RH_BHIF_INT1_EN_0, 0);
emma2rh_out32(EMMA2RH_BHIF_INT1_EN_1, 0);
emma2rh_out32(EMMA2RH_BHIF_INT1_EN_2, 0);
emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, 0);
clear_c0_status(0xff00);
set_c0_status(0x0400);
#define GPIO_PCI (0xf<<15)
/* setup GPIO interrupt for PCI interface */
/* direction input */
reg = emma2rh_in32(EMMA2RH_GPIO_DIR);
emma2rh_out32(EMMA2RH_GPIO_DIR, reg & ~GPIO_PCI);
/* disable interrupt */
reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK);
emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg & ~GPIO_PCI);
/* level triggerd */
reg = emma2rh_in32(EMMA2RH_GPIO_INT_MODE);
emma2rh_out32(EMMA2RH_GPIO_INT_MODE, reg | GPIO_PCI);
reg = emma2rh_in32(EMMA2RH_GPIO_INT_CND_A);
emma2rh_out32(EMMA2RH_GPIO_INT_CND_A, reg & (~GPIO_PCI));
/* interrupt clear */
emma2rh_out32(EMMA2RH_GPIO_INT_ST, ~GPIO_PCI);
/* init all controllers */
emma2rh_irq_init(EMMA2RH_IRQ_BASE);
emma2rh_sw_irq_init(EMMA2RH_SW_IRQ_BASE);
emma2rh_gpio_irq_init(EMMA2RH_GPIO_IRQ_BASE);
mips_cpu_irq_init(CPU_IRQ_BASE);
/* setup cascade interrupts */
setup_irq(EMMA2RH_IRQ_BASE + EMMA2RH_SW_CASCADE, &irq_cascade);
setup_irq(EMMA2RH_IRQ_BASE + EMMA2RH_GPIO_CASCADE, &irq_cascade);
setup_irq(CPU_IRQ_BASE + CPU_EMMA2RH_CASCADE, &irq_cascade);
}
asmlinkage void plat_irq_dispatch(struct pt_regs *regs)
{
unsigned int pending = read_c0_status() & read_c0_cause();
if (pending & STATUSF_IP7)
do_IRQ(CPU_IRQ_BASE + 7, regs);
else if (pending & STATUSF_IP2)
emma2rh_irq_dispatch(regs);
else if (pending & STATUSF_IP1)
do_IRQ(CPU_IRQ_BASE + 1, regs);
else if (pending & STATUSF_IP0)
do_IRQ(CPU_IRQ_BASE + 0, regs);
else
spurious_interrupt(regs);
}

197
arch/mips/emma2rh/markeins/irq_markeins.c Normal file
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@ -0,0 +1,197 @@
/*
* arch/mips/emma2rh/markeins/irq_markeins.c
* This file defines the irq handler for Mark-eins.
*
* Copyright (C) NEC Electronics Corporation 2004-2006
*
* This file is based on the arch/mips/ddb5xxx/ddb5477/irq_5477.c
*
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/types.h>
#include <linux/ptrace.h>
#include <asm/debug.h>
#include <asm/emma2rh/emma2rh.h>
static int emma2rh_sw_irq_base = -1;
static int emma2rh_gpio_irq_base = -1;
void ll_emma2rh_sw_irq_enable(int reg);
void ll_emma2rh_sw_irq_disable(int reg);
void ll_emma2rh_gpio_irq_enable(int reg);
void ll_emma2rh_gpio_irq_disable(int reg);
static void emma2rh_sw_irq_enable(unsigned int irq)
{
ll_emma2rh_sw_irq_enable(irq - emma2rh_sw_irq_base);
}
static void emma2rh_sw_irq_disable(unsigned int irq)
{
ll_emma2rh_sw_irq_disable(irq - emma2rh_sw_irq_base);
}
static unsigned int emma2rh_sw_irq_startup(unsigned int irq)
{
emma2rh_sw_irq_enable(irq);
return 0;
}
#define emma2rh_sw_irq_shutdown emma2rh_sw_irq_disable
static void emma2rh_sw_irq_ack(unsigned int irq)
{
ll_emma2rh_sw_irq_disable(irq - emma2rh_sw_irq_base);
}
static void emma2rh_sw_irq_end(unsigned int irq)
{
if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
ll_emma2rh_sw_irq_enable(irq - emma2rh_sw_irq_base);
}
hw_irq_controller emma2rh_sw_irq_controller = {
.typename = "emma2rh_sw_irq",
.startup = emma2rh_sw_irq_startup,
.shutdown = emma2rh_sw_irq_shutdown,
.enable = emma2rh_sw_irq_enable,
.disable = emma2rh_sw_irq_disable,
.ack = emma2rh_sw_irq_ack,
.end = emma2rh_sw_irq_end,
.set_affinity = NULL,
};
void emma2rh_sw_irq_init(u32 irq_base)
{
u32 i;
for (i = irq_base; i < irq_base + NUM_EMMA2RH_IRQ_SW; i++) {
irq_desc[i].status = IRQ_DISABLED;
irq_desc[i].action = NULL;
irq_desc[i].depth = 2;
irq_desc[i].handler = &emma2rh_sw_irq_controller;
}
emma2rh_sw_irq_base = irq_base;
}
void ll_emma2rh_sw_irq_enable(int irq)
{
u32 reg;
db_assert(irq >= 0);
db_assert(irq < NUM_EMMA2RH_IRQ_SW);
reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN);
reg |= 1 << irq;
emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg);
}
void ll_emma2rh_sw_irq_disable(int irq)
{
u32 reg;
db_assert(irq >= 0);
db_assert(irq < 32);
reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN);
reg &= ~(1 << irq);
emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg);
}
static void emma2rh_gpio_irq_enable(unsigned int irq)
{
ll_emma2rh_gpio_irq_enable(irq - emma2rh_gpio_irq_base);
}
static void emma2rh_gpio_irq_disable(unsigned int irq)
{
ll_emma2rh_gpio_irq_disable(irq - emma2rh_gpio_irq_base);
}
static unsigned int emma2rh_gpio_irq_startup(unsigned int irq)
{
emma2rh_gpio_irq_enable(irq);
return 0;
}
#define emma2rh_gpio_irq_shutdown emma2rh_gpio_irq_disable
static void emma2rh_gpio_irq_ack(unsigned int irq)
{
irq -= emma2rh_gpio_irq_base;
emma2rh_out32(EMMA2RH_GPIO_INT_ST, ~(1 << irq));
ll_emma2rh_gpio_irq_disable(irq);
}
static void emma2rh_gpio_irq_end(unsigned int irq)
{
if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
ll_emma2rh_gpio_irq_enable(irq - emma2rh_gpio_irq_base);
}
hw_irq_controller emma2rh_gpio_irq_controller = {
.typename = "emma2rh_gpio_irq",
.startup = emma2rh_gpio_irq_startup,
.shutdown = emma2rh_gpio_irq_shutdown,
.enable = emma2rh_gpio_irq_enable,
.disable = emma2rh_gpio_irq_disable,
.ack = emma2rh_gpio_irq_ack,
.end = emma2rh_gpio_irq_end,
.set_affinity = NULL,
};
void emma2rh_gpio_irq_init(u32 irq_base)
{
u32 i;
for (i = irq_base; i < irq_base + NUM_EMMA2RH_IRQ_GPIO; i++) {
irq_desc[i].status = IRQ_DISABLED;
irq_desc[i].action = NULL;
irq_desc[i].depth = 2;
irq_desc[i].handler = &emma2rh_gpio_irq_controller;
}
emma2rh_gpio_irq_base = irq_base;
}
void ll_emma2rh_gpio_irq_enable(int irq)
{
u32 reg;
db_assert(irq >= 0);
db_assert(irq < NUM_EMMA2RH_IRQ_GPIO);
reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK);
reg |= 1 << irq;
emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg);
}
void ll_emma2rh_gpio_irq_disable(int irq)
{
u32 reg;
db_assert(irq >= 0);
db_assert(irq < NUM_EMMA2RH_IRQ_GPIO);
reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK);
reg &= ~(1 << irq);
emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg);
}

60
arch/mips/emma2rh/markeins/led.c Normal file
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@ -0,0 +1,60 @@
/*
* arch/mips/emma2rh/markeins/led.c
* This file defines the led display for Mark-eins.
*
* Copyright (C) NEC Electronics Corporation 2004-2006
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/string.h>
#include <asm/emma2rh/emma2rh.h>
const unsigned long clear = 0x20202020;
#define LED_BASE 0xb1400038
void markeins_led_clear(void)
{
emma2rh_out32(LED_BASE, clear);
emma2rh_out32(LED_BASE + 4, clear);
}
void markeins_led(const char *str)
{
int i;
int len = strlen(str);
markeins_led_clear();
if (len > 8)
len = 8;
if (emma2rh_in32(0xb0000800) & (0x1 << 18))
for (i = 0; i < len; i++)
emma2rh_out8(LED_BASE + i, str[i]);
else
for (i = 0; i < len; i++)
emma2rh_out8(LED_BASE + (i & 4) + (3 - (i & 3)),
str[i]);
}
void markeins_led_hex(u32 val)
{
char str[10];
sprintf(str, "%08x", val);
markeins_led(str);
}

170
arch/mips/emma2rh/markeins/platform.c Normal file
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@ -0,0 +1,170 @@
/*
* arch/mips/emma2rh/markeins/platofrm.c
* This file sets up platform devices for EMMA2RH Mark-eins.
*
* Copyright(C) MontaVista Software Inc, 2006
*
* Author: dmitry pervushin <dpervushin@ru.mvista.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/ioport.h>
#include <linux/serial_8250.h>
#include <linux/mtd/physmap.h>
#include <asm/cpu.h>
#include <asm/bootinfo.h>
#include <asm/addrspace.h>
#include <asm/time.h>
#include <asm/bcache.h>
#include <asm/irq.h>
#include <asm/reboot.h>
#include <asm/gdb-stub.h>
#include <asm/traps.h>
#include <asm/debug.h>
#include <asm/emma2rh/emma2rh.h>
#define I2C_EMMA2RH "emma2rh-iic" /* must be in sync with IIC driver */
static struct resource i2c_emma_resources_0[] = {
{ NULL, EMMA2RH_IRQ_PIIC0, EMMA2RH_IRQ_PIIC0, IORESOURCE_IRQ },
{ NULL, KSEG1ADDR(EMMA2RH_PIIC0_BASE), KSEG1ADDR(EMMA2RH_PIIC0_BASE + 0x1000), 0 },
};
struct resource i2c_emma_resources_1[] = {
{ NULL, EMMA2RH_IRQ_PIIC1, EMMA2RH_IRQ_PIIC1, IORESOURCE_IRQ },
{ NULL, KSEG1ADDR(EMMA2RH_PIIC1_BASE), KSEG1ADDR(EMMA2RH_PIIC1_BASE + 0x1000), 0 },
};
struct resource i2c_emma_resources_2[] = {
{ NULL, EMMA2RH_IRQ_PIIC2, EMMA2RH_IRQ_PIIC2, IORESOURCE_IRQ },
{ NULL, KSEG1ADDR(EMMA2RH_PIIC2_BASE), KSEG1ADDR(EMMA2RH_PIIC2_BASE + 0x1000), 0 },
};
struct platform_device i2c_emma_devices[] = {
[0] = {
.name = I2C_EMMA2RH,
.id = 0,
.resource = i2c_emma_resources_0,
.num_resources = ARRAY_SIZE(i2c_emma_resources_0),
},
[1] = {
.name = I2C_EMMA2RH,
.id = 1,
.resource = i2c_emma_resources_1,
.num_resources = ARRAY_SIZE(i2c_emma_resources_1),
},
[2] = {
.name = I2C_EMMA2RH,
.id = 2,
.resource = i2c_emma_resources_2,
.num_resources = ARRAY_SIZE(i2c_emma_resources_2),
},
};
#define EMMA2RH_SERIAL_CLOCK 18544000
#define EMMA2RH_SERIAL_FLAGS UPF_BOOT_AUTOCONF | UPF_SKIP_TEST
static struct plat_serial8250_port platform_serial_ports[] = {
[0] = {
.membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3),
.irq = EMMA2RH_IRQ_PFUR0,
.uartclk = EMMA2RH_SERIAL_CLOCK,
.regshift = 4,
.iotype = UPIO_MEM,
.flags = EMMA2RH_SERIAL_FLAGS,
},
[1] = {
.membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3),
.irq = EMMA2RH_IRQ_PFUR1,
.uartclk = EMMA2RH_SERIAL_CLOCK,
.regshift = 4,
.iotype = UPIO_MEM,
.flags = EMMA2RH_SERIAL_FLAGS,
},
[2] = {
.membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR2_BASE + 3),
.irq = EMMA2RH_IRQ_PFUR2,
.uartclk = EMMA2RH_SERIAL_CLOCK,
.regshift = 4,
.iotype = UPIO_MEM,
.flags = EMMA2RH_SERIAL_FLAGS,
},
[3] = {
.flags = 0,
},
};
static struct platform_device serial_emma = {
.name = "serial8250",
.dev = {
.platform_data = &platform_serial_ports,
},
};
static struct platform_device *devices[] = {
&i2c_emma_devices[0],
&i2c_emma_devices[1],
&i2c_emma_devices[2],
&serial_emma,
};
static struct mtd_partition markeins_parts[] = {
[0] = {
.name = "RootFS",
.offset = 0x00000000,
.size = 0x00c00000,
},
[1] = {
.name = "boot code area",
.offset = MTDPART_OFS_APPEND,
.size = 0x00100000,
},
[2] = {
.name = "kernel image",
.offset = MTDPART_OFS_APPEND,
.size = 0x00300000,
},
[3] = {
.name = "RootFS2",
.offset = MTDPART_OFS_APPEND,
.size = 0x00c00000,
},
[4] = {
.name = "boot code area2",
.offset = MTDPART_OFS_APPEND,
.size = 0x00100000,
},
[5] = {
.name = "kernel image2",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
},
};
static int __init platform_devices_setup(void)
{
physmap_set_partitions(markeins_parts, ARRAY_SIZE(markeins_parts));
return platform_add_devices(devices, ARRAY_SIZE(devices));
}
arch_initcall(platform_devices_setup);

182
arch/mips/emma2rh/markeins/setup.c Normal file
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@ -0,0 +1,182 @@
/*
* arch/mips/emma2rh/markeins/setup.c
* This file is setup for EMMA2RH Mark-eins.
*
* Copyright (C) NEC Electronics Corporation 2004-2006
*
* This file is based on the arch/mips/ddb5xxx/ddb5477/setup.c.
*
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/initrd.h>
#include <linux/irq.h>
#include <linux/ide.h>
#include <linux/ioport.h>
#include <linux/param.h> /* for HZ */
#include <linux/root_dev.h>
#include <linux/serial.h>
#include <linux/serial_core.h>
#include <asm/cpu.h>
#include <asm/bootinfo.h>
#include <asm/addrspace.h>
#include <asm/time.h>
#include <asm/bcache.h>
#include <asm/irq.h>
#include <asm/reboot.h>
#include <asm/gdb-stub.h>
#include <asm/traps.h>
#include <asm/debug.h>
#include <asm/emma2rh/emma2rh.h>
#define USE_CPU_COUNTER_TIMER /* whether we use cpu counter */
extern void markeins_led(const char *);
static int bus_frequency = 0;
static void markeins_machine_restart(char *command)
{
static void (*back_to_prom) (void) = (void (*)(void))0xbfc00000;
printk("cannot EMMA2RH Mark-eins restart.\n");
markeins_led("restart.");
back_to_prom();
}
static void markeins_machine_halt(void)
{
printk("EMMA2RH Mark-eins halted.\n");
markeins_led("halted.");
while (1) ;
}
static void markeins_machine_power_off(void)
{
printk("EMMA2RH Mark-eins halted. Please turn off the power.\n");
markeins_led("poweroff.");
while (1) ;
}
static unsigned long clock[4] = { 166500000, 187312500, 199800000, 210600000 };
static unsigned int __init detect_bus_frequency(unsigned long rtc_base)
{
u32 reg;
/* detect from boot strap */
reg = emma2rh_in32(EMMA2RH_BHIF_STRAP_0);
reg = (reg >> 4) & 0x3;
return clock[reg];
}
static void __init emma2rh_time_init(void)
{
u32 reg;
if (bus_frequency == 0)
bus_frequency = detect_bus_frequency(0);
reg = emma2rh_in32(EMMA2RH_BHIF_STRAP_0);
if ((reg & 0x3) == 0)
reg = (reg >> 6) & 0x3;
else {
reg = emma2rh_in32(EMMA2RH_BHIF_MAIN_CTRL);
reg = (reg >> 4) & 0x3;
}
mips_hpt_frequency = (bus_frequency * (4 + reg)) / 4 / 2;
}
static void __init emma2rh_timer_setup(struct irqaction *irq)
{
/* we are using the cpu counter for timer interrupts */
setup_irq(CPU_IRQ_BASE + 7, irq);
}
static void markeins_board_init(void);
extern void markeins_irq_setup(void);
static void inline __init markeins_sio_setup(void)
{
#ifdef CONFIG_KGDB_8250
struct uart_port emma_port;
memset(&emma_port, 0, sizeof(emma_port));
emma_port.flags =
UPF_BOOT_AUTOCONF | UPF_SKIP_TEST;
emma_port.iotype = UPIO_MEM;
emma_port.regshift = 4; /* I/O addresses are every 8 bytes */
emma_port.uartclk = 18544000; /* Clock rate of the chip */
emma_port.line = 0;
emma_port.mapbase = KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3);
emma_port.membase = (u8*)emma_port.mapbase;
early_serial_setup(&emma_port);
emma_port.line = 1;
emma_port.mapbase = KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3);
emma_port.membase = (u8*)emma_port.mapbase;
early_serial_setup(&emma_port);
emma_port.irq = EMMA2RH_IRQ_PFUR1;
kgdb8250_add_port(1, &emma_port);
#endif
}
void __init plat_mem_setup(void)
{
/* initialize board - we don't trust the loader */
markeins_board_init();
set_io_port_base(KSEG1ADDR(EMMA2RH_PCI_IO_BASE));
board_time_init = emma2rh_time_init;
board_timer_setup = emma2rh_timer_setup;
_machine_restart = markeins_machine_restart;
_machine_halt = markeins_machine_halt;
pm_power_off = markeins_machine_power_off;
/* setup resource limits */
ioport_resource.start = EMMA2RH_PCI_IO_BASE;
ioport_resource.end = EMMA2RH_PCI_IO_BASE + EMMA2RH_PCI_IO_SIZE - 1;
iomem_resource.start = EMMA2RH_IO_BASE;
iomem_resource.end = EMMA2RH_ROM_BASE - 1;
/* Reboot on panic */
panic_timeout = 180;
markeins_sio_setup();
}
static void __init markeins_board_init(void)
{
u32 val;
val = emma2rh_in32(EMMA2RH_PBRD_INT_EN); /* open serial interrupts. */
emma2rh_out32(EMMA2RH_PBRD_INT_EN, val | 0xaa);
val = emma2rh_in32(EMMA2RH_PBRD_CLKSEL); /* set serial clocks. */
emma2rh_out32(EMMA2RH_PBRD_CLKSEL, val | 0x5); /* 18MHz */
emma2rh_out32(EMMA2RH_PCI_CONTROL, 0);
markeins_led("MVL E2RH");
}

1
arch/mips/pci/Makefile
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@ -18,6 +18,7 @@ obj-$(CONFIG_MIPS_NILE4) += ops-nile4.o
obj-$(CONFIG_MIPS_TX3927) += ops-tx3927.o
obj-$(CONFIG_PCI_VR41XX) += ops-vr41xx.o pci-vr41xx.o
obj-$(CONFIG_NEC_CMBVR4133) += fixup-vr4133.o
obj-$(CONFIG_MARKEINS) += ops-emma2rh.o pci-emma2rh.o fixup-emma2rh.o
#
# These are still pretty much in the old state, watch, go blind.

102
arch/mips/pci/fixup-emma2rh.c Normal file
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@ -0,0 +1,102 @@
/*
* arch/mips/pci/fixup-emma2rh.c
* This file defines the PCI configration.
*
* Copyright (C) NEC Electronics Corporation 2004-2006
*
* This file is based on the arch/mips/ddb5xxx/ddb5477/pci.c
*
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <asm/bootinfo.h>
#include <asm/debug.h>
#include <asm/emma2rh/emma2rh.h>
#define EMMA2RH_PCI_HOST_SLOT 0x09
#define EMMA2RH_USB_SLOT 0x03
#define PCI_DEVICE_ID_NEC_EMMA2RH 0x014b /* EMMA2RH PCI Host */
/*
* we fix up irqs based on the slot number.
* The first entry is at AD:11.
* Fortunately this works because, although we have two pci buses,
* they all have different slot numbers (except for rockhopper slot 20
* which is handled below).
*
*/
#define MAX_SLOT_NUM 10
static unsigned char irq_map[][5] __initdata = {
[3] = {0, MARKEINS_PCI_IRQ_INTB, MARKEINS_PCI_IRQ_INTC,
MARKEINS_PCI_IRQ_INTD, 0,},
[4] = {0, MARKEINS_PCI_IRQ_INTA, 0, 0, 0,},
[5] = {0, 0, 0, 0, 0,},
[6] = {0, MARKEINS_PCI_IRQ_INTC, MARKEINS_PCI_IRQ_INTD,
MARKEINS_PCI_IRQ_INTA, MARKEINS_PCI_IRQ_INTB,},
};
static void __devinit nec_usb_controller_fixup(struct pci_dev *dev)
{
if (PCI_SLOT(dev->devfn) == EMMA2RH_USB_SLOT)
/* on board USB controller configuration */
pci_write_config_dword(dev, 0xe4, 1 << 5);
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_USB,
nec_usb_controller_fixup);
/*
* Prevent the PCI layer from seeing the resources allocated to this device
* if it is the host bridge by marking it as such. These resources are of
* no consequence to the PCI layer (they are handled elsewhere).
*/
static void __devinit emma2rh_pci_host_fixup(struct pci_dev *dev)
{
int i;
if (PCI_SLOT(dev->devfn) == EMMA2RH_PCI_HOST_SLOT) {
dev->class &= 0xff;
dev->class |= PCI_CLASS_BRIDGE_HOST << 8;
for (i = 0; i < PCI_NUM_RESOURCES; i++) {
dev->resource[i].start = 0;
dev->resource[i].end = 0;
dev->resource[i].flags = 0;
}
}
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_EMMA2RH,
emma2rh_pci_host_fixup);
int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
return irq_map[slot][pin];
}
/* Do platform specific device initialization at pci_enable_device() time */
int pcibios_plat_dev_init(struct pci_dev *dev)
{
return 0;
}

186
arch/mips/pci/ops-emma2rh.c Normal file
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@ -0,0 +1,186 @@
/*
* arch/mips/pci/ops-emma2rh.c
* This file defines the PCI operation for EMMA2RH.
*
* Copyright (C) NEC Electronics Corporation 2004-2006
*
* This file is based on the arch/mips/pci/ops-vr41xx.c
*
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/config.h>
#include <linux/pci.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <asm/addrspace.h>
#include <asm/debug.h>
#include <asm/emma2rh/emma2rh.h>
#define RTABORT (0x1<<9)
#define RMABORT (0x1<<10)
#define EMMA2RH_PCI_SLOT_NUM 9 /* 0000:09.0 is final PCI device */
/*
* access config space
*/
static int check_args(struct pci_bus *bus, u32 devfn, u32 * bus_num)
{
/* check if the bus is top-level */
if (bus->parent != NULL) {
*bus_num = bus->number;
db_assert(bus_num != 0);
} else
*bus_num = 0;
if (*bus_num == 0) {
/* Type 0 */
if (PCI_SLOT(devfn) >= 10)
return PCIBIOS_DEVICE_NOT_FOUND;
} else {
/* Type 1 */
if ((*bus_num >= 64) || (PCI_SLOT(devfn) >= 16))
return PCIBIOS_DEVICE_NOT_FOUND;
}
return 0;
}
static inline int set_pci_configuration_address(unsigned char bus_num,
unsigned int devfn, int where)
{
u32 config_win0;
emma2rh_out32(EMMA2RH_PCI_INT, ~RMABORT);
if (bus_num == 0)
/*
* Type 0 configuration
*/
config_win0 = (1 << (22 + PCI_SLOT(devfn))) | (5 << 9);
else
/*
* Type 1 configuration
*/
config_win0 = (bus_num << 26) | (PCI_SLOT(devfn) << 22) |
(1 << 15) | (5 << 9);
emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, config_win0);
return 0;
}
static int pci_config_read(struct pci_bus *bus, unsigned int devfn, int where,
int size, uint32_t * val)
{
u32 bus_num;
u32 base = KSEG1ADDR(EMMA2RH_PCI_CONFIG_BASE);
u32 backup_win0;
u32 data;
*val = 0xffffffffU;
if (check_args(bus, devfn, &bus_num) == PCIBIOS_DEVICE_NOT_FOUND)
return PCIBIOS_DEVICE_NOT_FOUND;
backup_win0 = emma2rh_in32(EMMA2RH_PCI_IWIN0_CTR);
if (set_pci_configuration_address(bus_num, devfn, where) < 0)
return PCIBIOS_DEVICE_NOT_FOUND;
data =
*(volatile u32 *)(base + (PCI_FUNC(devfn) << 8) +
(where & 0xfffffffc));
switch (size) {
case 1:
*val = (data >> ((where & 3) << 3)) & 0xffU;
break;
case 2:
*val = (data >> ((where & 2) << 3)) & 0xffffU;
break;
case 4:
*val = data;
break;
default:
emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, backup_win0);
return PCIBIOS_FUNC_NOT_SUPPORTED;
}
emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, backup_win0);
if (emma2rh_in32(EMMA2RH_PCI_INT) & RMABORT)
return PCIBIOS_DEVICE_NOT_FOUND;
return PCIBIOS_SUCCESSFUL;
}
static int pci_config_write(struct pci_bus *bus, unsigned int devfn, int where,
int size, u32 val)
{
u32 bus_num;
u32 base = KSEG1ADDR(EMMA2RH_PCI_CONFIG_BASE);
u32 backup_win0;
u32 data;
int shift;
if (check_args(bus, devfn, &bus_num) == PCIBIOS_DEVICE_NOT_FOUND)
return PCIBIOS_DEVICE_NOT_FOUND;
backup_win0 = emma2rh_in32(EMMA2RH_PCI_IWIN0_CTR);
if (set_pci_configuration_address(bus_num, devfn, where) < 0)
return PCIBIOS_DEVICE_NOT_FOUND;
/* read modify write */
data =
*(volatile u32 *)(base + (PCI_FUNC(devfn) << 8) +
(where & 0xfffffffc));
switch (size) {
case 1:
shift = (where & 3) << 3;
data &= ~(0xffU << shift);
data |= ((val & 0xffU) << shift);
break;
case 2:
shift = (where & 2) << 3;
data &= ~(0xffffU << shift);
data |= ((val & 0xffffU) << shift);
break;
case 4:
data = val;
break;
default:
emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, backup_win0);
return PCIBIOS_FUNC_NOT_SUPPORTED;
}
*(volatile u32 *)(base + (PCI_FUNC(devfn) << 8) +
(where & 0xfffffffc)) = data;
emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, backup_win0);
if (emma2rh_in32(EMMA2RH_PCI_INT) & RMABORT)
return PCIBIOS_DEVICE_NOT_FOUND;
return PCIBIOS_SUCCESSFUL;
}
struct pci_ops emma2rh_pci_ops = {
.read = pci_config_read,
.write = pci_config_write,
};

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/*
* arch/mips/pci/pci-emma2rh.c
* This file defines the PCI configration.
*
* Copyright (C) NEC Electronics Corporation 2004-2006
*
* This file is based on the arch/mips/ddb5xxx/ddb5477/pci.c
*
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <asm/bootinfo.h>
#include <asm/debug.h>
#include <asm/emma2rh/emma2rh.h>
static struct resource pci_io_resource = {
.name = "pci IO space",
.start = EMMA2RH_PCI_IO_BASE,
.end = EMMA2RH_PCI_IO_BASE + EMMA2RH_PCI_IO_SIZE - 1,
.flags = IORESOURCE_IO,
};
static struct resource pci_mem_resource = {
.name = "pci memory space",
.start = EMMA2RH_PCI_MEM_BASE,
.end = EMMA2RH_PCI_MEM_BASE + EMMA2RH_PCI_MEM_SIZE - 1,
.flags = IORESOURCE_MEM,
};
extern struct pci_ops emma2rh_pci_ops;
static struct pci_controller emma2rh_pci_controller = {
.pci_ops = &emma2rh_pci_ops,
.mem_resource = &pci_mem_resource,
.io_resource = &pci_io_resource,
.mem_offset = -0x04000000,
.io_offset = 0,
};
static void __init emma2rh_pci_init(void)
{
/* setup PCI interface */
emma2rh_out32(EMMA2RH_PCI_ARBIT_CTR, 0x70f);
emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, 0x80000a18);
emma2rh_out32(EMMA2RH_PCI_CONFIG_BASE + PCI_COMMAND,
PCI_STATUS_DEVSEL_MEDIUM | PCI_STATUS_CAP_LIST |
PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY);
emma2rh_out32(EMMA2RH_PCI_CONFIG_BASE + PCI_BASE_ADDRESS_0, 0x10000000);
emma2rh_out32(EMMA2RH_PCI_CONFIG_BASE + PCI_BASE_ADDRESS_1, 0x00000000);
emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, 0x12000000 | 0x218);
emma2rh_out32(EMMA2RH_PCI_IWIN1_CTR, 0x18000000 | 0x600);
emma2rh_out32(EMMA2RH_PCI_INIT_ESWP, 0x00000200);
emma2rh_out32(EMMA2RH_PCI_TWIN_CTR, 0x00009200);
emma2rh_out32(EMMA2RH_PCI_TWIN_BADR, 0x00000000);
emma2rh_out32(EMMA2RH_PCI_TWIN0_DADR, 0x00000000);
emma2rh_out32(EMMA2RH_PCI_TWIN1_DADR, 0x00000000);
}
static int __init emma2rh_pci_setup(void)
{
emma2rh_pci_init();
register_pci_controller(&emma2rh_pci_controller);
return 0;
}
arch_initcall(emma2rh_pci_setup);

6
include/asm-mips/bootinfo.h
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@ -218,6 +218,12 @@
#define MACH_GROUP_TITAN 22 /* PMC-Sierra Titan */
#define MACH_TITAN_YOSEMITE 1 /* PMC-Sierra Yosemite */
/*
* Valid machtype for group NEC EMMA2RH
*/
#define MACH_GROUP_NEC_EMMA2RH 25 /* NEC EMMA2RH (was 23) */
#define MACH_NEC_MARKEINS 0 /* NEC EMMA2RH Mark-eins */
#define CL_SIZE COMMAND_LINE_SIZE
const char *get_system_type(void);

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/*
* include/asm-mips/emma2rh/emma2rh.h
* This file is EMMA2RH common header.
*
* Copyright (C) NEC Electronics Corporation 2005-2006
*
* This file based on include/asm-mips/ddb5xxx/ddb5xxx.h
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __ASM_EMMA2RH_EMMA2RH_H
#define __ASM_EMMA2RH_EMMA2RH_H
/*
* EMMA2RH registers
*/
#define REGBASE 0x10000000
#define EMMA2RH_BHIF_STRAP_0 (0x000010+REGBASE)
#define EMMA2RH_BHIF_INT_ST_0 (0x000030+REGBASE)
#define EMMA2RH_BHIF_INT_ST_1 (0x000034+REGBASE)
#define EMMA2RH_BHIF_INT_ST_2 (0x000038+REGBASE)
#define EMMA2RH_BHIF_INT_EN_0 (0x000040+REGBASE)
#define EMMA2RH_BHIF_INT_EN_1 (0x000044+REGBASE)
#define EMMA2RH_BHIF_INT_EN_2 (0x000048+REGBASE)
#define EMMA2RH_BHIF_INT1_EN_0 (0x000050+REGBASE)
#define EMMA2RH_BHIF_INT1_EN_1 (0x000054+REGBASE)
#define EMMA2RH_BHIF_INT1_EN_2 (0x000058+REGBASE)
#define EMMA2RH_BHIF_SW_INT (0x000070+REGBASE)
#define EMMA2RH_BHIF_SW_INT_EN (0x000080+REGBASE)
#define EMMA2RH_BHIF_SW_INT_CLR (0x000090+REGBASE)
#define EMMA2RH_BHIF_MAIN_CTRL (0x0000b4+REGBASE)
#define EMMA2RH_BHIF_EXCEPT_VECT_BASE_ADDRESS (0x0000c0+REGBASE)
#define EMMA2RH_GPIO_DIR (0x110d20+REGBASE)
#define EMMA2RH_GPIO_INT_ST (0x110d30+REGBASE)
#define EMMA2RH_GPIO_INT_MASK (0x110d3c+REGBASE)
#define EMMA2RH_GPIO_INT_MODE (0x110d48+REGBASE)
#define EMMA2RH_GPIO_INT_CND_A (0x110d54+REGBASE)
#define EMMA2RH_GPIO_INT_CND_B (0x110d60+REGBASE)
#define EMMA2RH_PBRD_INT_EN (0x100010+REGBASE)
#define EMMA2RH_PBRD_CLKSEL (0x100028+REGBASE)
#define EMMA2RH_PFUR0_BASE (0x101000+REGBASE)
#define EMMA2RH_PFUR1_BASE (0x102000+REGBASE)
#define EMMA2RH_PFUR2_BASE (0x103000+REGBASE)
#define EMMA2RH_PIIC0_BASE (0x107000+REGBASE)
#define EMMA2RH_PIIC1_BASE (0x108000+REGBASE)
#define EMMA2RH_PIIC2_BASE (0x109000+REGBASE)
#define EMMA2RH_PCI_CONTROL (0x200000+REGBASE)
#define EMMA2RH_PCI_ARBIT_CTR (0x200004+REGBASE)
#define EMMA2RH_PCI_IWIN0_CTR (0x200010+REGBASE)
#define EMMA2RH_PCI_IWIN1_CTR (0x200014+REGBASE)
#define EMMA2RH_PCI_INIT_ESWP (0x200018+REGBASE)
#define EMMA2RH_PCI_INT (0x200020+REGBASE)
#define EMMA2RH_PCI_INT_EN (0x200024+REGBASE)
#define EMMA2RH_PCI_TWIN_CTR (0x200030+REGBASE)
#define EMMA2RH_PCI_TWIN_BADR (0x200034+REGBASE)
#define EMMA2RH_PCI_TWIN0_DADR (0x200038+REGBASE)
#define EMMA2RH_PCI_TWIN1_DADR (0x20003c+REGBASE)
/*
* Memory map (physical address)
*
* Note most of the following address must be properly aligned by the
* corresponding size. For example, if PCI_IO_SIZE is 16MB, then
* PCI_IO_BASE must be aligned along 16MB boundary.
*/
/* the actual ram size is detected at run-time */
#define EMMA2RH_RAM_BASE 0x00000000
#define EMMA2RH_RAM_SIZE 0x10000000 /* less than 256MB */
#define EMMA2RH_IO_BASE 0x10000000
#define EMMA2RH_IO_SIZE 0x01000000 /* 16 MB */
#define EMMA2RH_GENERALIO_BASE 0x11000000
#define EMMA2RH_GENERALIO_SIZE 0x01000000 /* 16 MB */
#define EMMA2RH_PCI_IO_BASE 0x12000000
#define EMMA2RH_PCI_IO_SIZE 0x02000000 /* 32 MB */
#define EMMA2RH_PCI_MEM_BASE 0x14000000
#define EMMA2RH_PCI_MEM_SIZE 0x08000000 /* 128 MB */
#define EMMA2RH_ROM_BASE 0x1c000000
#define EMMA2RH_ROM_SIZE 0x04000000 /* 64 MB */
#define EMMA2RH_PCI_CONFIG_BASE EMMA2RH_PCI_IO_BASE
#define EMMA2RH_PCI_CONFIG_SIZE EMMA2RH_PCI_IO_SIZE
#define NUM_CPU_IRQ 8
#define NUM_EMMA2RH_IRQ 96
#define CPU_EMMA2RH_CASCADE 2
#define EMMA2RH_IRQ_BASE 0
/*
* emma2rh irq defs
*/
#define EMMA2RH_IRQ_INT0 (0 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT1 (1 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT2 (2 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT3 (3 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT4 (4 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT5 (5 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT6 (6 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT7 (7 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT8 (8 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT9 (9 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT10 (10 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT11 (11 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT12 (12 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT13 (13 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT14 (14 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT15 (15 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT16 (16 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT17 (17 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT18 (18 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT19 (19 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT20 (20 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT21 (21 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT22 (22 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT23 (23 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT24 (24 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT25 (25 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT26 (26 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT27 (27 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT28 (28 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT29 (29 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT30 (30 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT31 (31 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT32 (32 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT33 (33 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT34 (34 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT35 (35 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT36 (36 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT37 (37 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT38 (38 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT39 (39 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT40 (40 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT41 (41 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT42 (42 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT43 (43 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT44 (44 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT45 (45 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT46 (46 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT47 (47 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT48 (48 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT49 (49 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT50 (50 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT51 (51 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT52 (52 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT53 (53 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT54 (54 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT55 (55 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT56 (56 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT57 (57 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT58 (58 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT59 (59 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT60 (60 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT61 (61 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT62 (62 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_INT63 (63 + EMMA2RH_IRQ_BASE)
#define EMMA2RH_IRQ_PFUR0 EMMA2RH_IRQ_INT49
#define EMMA2RH_IRQ_PFUR1 EMMA2RH_IRQ_INT50
#define EMMA2RH_IRQ_PFUR2 EMMA2RH_IRQ_INT51
#define EMMA2RH_IRQ_PIIC0 EMMA2RH_IRQ_INT56
#define EMMA2RH_IRQ_PIIC1 EMMA2RH_IRQ_INT57
#define EMMA2RH_IRQ_PIIC2 EMMA2RH_IRQ_INT58
/*
* EMMA2RH Register Access
*/
#define EMMA2RH_BASE (0xa0000000)
static inline void emma2rh_sync(void)
{
volatile u32 *p = (volatile u32 *)0xbfc00000;
(void)(*p);
}
static inline void emma2rh_out32(u32 offset, u32 val)
{
*(volatile u32 *)(EMMA2RH_BASE | offset) = val;
emma2rh_sync();
}
static inline u32 emma2rh_in32(u32 offset)
{
u32 val = *(volatile u32 *)(EMMA2RH_BASE | offset);
emma2rh_sync();
return val;
}
static inline void emma2rh_out16(u32 offset, u16 val)
{
*(volatile u16 *)(EMMA2RH_BASE | offset) = val;
emma2rh_sync();
}
static inline u16 emma2rh_in16(u32 offset)
{
u16 val = *(volatile u16 *)(EMMA2RH_BASE | offset);
emma2rh_sync();
return val;
}
static inline void emma2rh_out8(u32 offset, u8 val)
{
*(volatile u8 *)(EMMA2RH_BASE | offset) = val;
emma2rh_sync();
}
static inline u8 emma2rh_in8(u32 offset)
{
u8 val = *(volatile u8 *)(EMMA2RH_BASE | offset);
emma2rh_sync();
return val;
}
/**
* IIC registers map
**/
/*---------------------------------------------------------------------------*/
/* CNT - Control register (00H R/W) */
/*---------------------------------------------------------------------------*/
#define SPT 0x00000001
#define STT 0x00000002
#define ACKE 0x00000004
#define WTIM 0x00000008
#define SPIE 0x00000010
#define WREL 0x00000020
#define LREL 0x00000040
#define IICE 0x00000080
#define CNT_RESERVED 0x000000ff /* reserved bit 0 */
#define I2C_EMMA_START (IICE | STT)
#define I2C_EMMA_STOP (IICE | SPT)
#define I2C_EMMA_REPSTART I2C_EMMA_START
/*---------------------------------------------------------------------------*/
/* STA - Status register (10H Read) */
/*---------------------------------------------------------------------------*/
#define MSTS 0x00000080
#define ALD 0x00000040
#define EXC 0x00000020
#define COI 0x00000010
#define TRC 0x00000008
#define ACKD 0x00000004
#define STD 0x00000002
#define SPD 0x00000001
/*---------------------------------------------------------------------------*/
/* CSEL - Clock select register (20H R/W) */
/*---------------------------------------------------------------------------*/
#define FCL 0x00000080
#define ND50 0x00000040
#define CLD 0x00000020
#define DAD 0x00000010
#define SMC 0x00000008
#define DFC 0x00000004
#define CL 0x00000003
#define CSEL_RESERVED 0x000000ff /* reserved bit 0 */
#define FAST397 0x0000008b
#define FAST297 0x0000008a
#define FAST347 0x0000000b
#define FAST260 0x0000000a
#define FAST130 0x00000008
#define STANDARD108 0x00000083
#define STANDARD83 0x00000082
#define STANDARD95 0x00000003
#define STANDARD73 0x00000002
#define STANDARD36 0x00000001
#define STANDARD71 0x00000000
/*---------------------------------------------------------------------------*/
/* SVA - Slave address register (30H R/W) */
/*---------------------------------------------------------------------------*/
#define SVA 0x000000fe
/*---------------------------------------------------------------------------*/
/* SHR - Shift register (40H R/W) */
/*---------------------------------------------------------------------------*/
#define SR 0x000000ff
/*---------------------------------------------------------------------------*/
/* INT - Interrupt register (50H R/W) */
/* INTM - Interrupt mask register (60H R/W) */
/*---------------------------------------------------------------------------*/
#define INTE0 0x00000001
/***********************************************************************
* I2C registers
***********************************************************************
*/
#define I2C_EMMA_CNT 0x00
#define I2C_EMMA_STA 0x10
#define I2C_EMMA_CSEL 0x20
#define I2C_EMMA_SVA 0x30
#define I2C_EMMA_SHR 0x40
#define I2C_EMMA_INT 0x50
#define I2C_EMMA_INTM 0x60
/*
* include the board dependent part
*/
#if defined(CONFIG_MARKEINS)
#include <asm/emma2rh/markeins.h>
#else
#error "Unknown EMMA2RH board!"
#endif
#endif /* __ASM_EMMA2RH_EMMA2RH_H */

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/*
* include/asm-mips/emma2rh/markeins.h
* This file is EMMA2RH board depended header.
*
* Copyright (C) NEC Electronics Corporation 2005-2006
*
* This file based on include/asm-mips/ddb5xxx/ddb5xxx.h
* Copyright 2001 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef MARKEINS_H
#define MARKEINS_H
#define NUM_EMMA2RH_IRQ_SW 32
#define NUM_EMMA2RH_IRQ_GPIO 32
#define EMMA2RH_SW_CASCADE (EMMA2RH_IRQ_INT7 - EMMA2RH_IRQ_INT0)
#define EMMA2RH_GPIO_CASCADE (EMMA2RH_IRQ_INT46 - EMMA2RH_IRQ_INT0)
#define EMMA2RH_SW_IRQ_BASE (EMMA2RH_IRQ_BASE + NUM_EMMA2RH_IRQ)
#define EMMA2RH_GPIO_IRQ_BASE (EMMA2RH_SW_IRQ_BASE + NUM_EMMA2RH_IRQ_SW)
#define CPU_IRQ_BASE (EMMA2RH_GPIO_IRQ_BASE + NUM_EMMA2RH_IRQ_GPIO)
#define EMMA2RH_SW_IRQ_INT0 (0+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT1 (1+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT2 (2+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT3 (3+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT4 (4+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT5 (5+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT6 (6+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT7 (7+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT8 (8+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT9 (9+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT10 (10+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT11 (11+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT12 (12+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT13 (13+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT14 (14+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT15 (15+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT16 (16+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT17 (17+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT18 (18+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT19 (19+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT20 (20+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT21 (21+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT22 (22+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT23 (23+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT24 (24+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT25 (25+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT26 (26+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT27 (27+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT28 (28+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT29 (29+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT30 (30+EMMA2RH_SW_IRQ_BASE)
#define EMMA2RH_SW_IRQ_INT31 (31+EMMA2RH_SW_IRQ_BASE)
#define MARKEINS_PCI_IRQ_INTA EMMA2RH_GPIO_IRQ_BASE+15
#define MARKEINS_PCI_IRQ_INTB EMMA2RH_GPIO_IRQ_BASE+16
#define MARKEINS_PCI_IRQ_INTC EMMA2RH_GPIO_IRQ_BASE+17
#define MARKEINS_PCI_IRQ_INTD EMMA2RH_GPIO_IRQ_BASE+18
#endif /* CONFIG_MARKEINS */

13
include/asm-mips/mach-emma2rh/irq.h Normal file
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/*
* 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.
*
* Copyright (C) 2003 by Ralf Baechle
*/
#ifndef __ASM_MACH_EMMA2RH_IRQ_H
#define __ASM_MACH_EMMA2RH_IRQ_H
#define NR_IRQS 256
#endif /* __ASM_MACH_EMMA2RH_IRQ_H */