MIPS: EMMA: Fold arch/mips/emma/{common,markeins}/irq*.c into markeins/irq.c

Current EMMA2RH irq code is mess.  Before cleaning it up, gather them
in one place as a first step.

Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi@necel.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

3 files changed, 1 insertions, 209 deletions

diff --git a/arch/mips/emma/common/Makefile b/arch/mips/emma/common/Makefile
index cb0fd328c61f..c392d28c1ef1 100644
--- a/arch/mips/emma/common/Makefile
+++ b/arch/mips/emma/common/Makefile
@@ -10,4 +10,4 @@
 #  (at your option) any later version.
 #
 
-obj-$(CONFIG_NEC_MARKEINS)	+= irq.o irq_emma2rh.o prom.o
+obj-$(CONFIG_NEC_MARKEINS)	+= prom.o
diff --git a/arch/mips/emma/common/irq.c b/arch/mips/emma/common/irq.c
deleted file mode 100644
index 4158f808aa8e..000000000000
--- a/arch/mips/emma/common/irq.c
+++ /dev/null
@@ -1,105 +0,0 @@
-/*
- *  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/init.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/types.h>
-
-#include <asm/system.h>
-#include <asm/mipsregs.h>
-#include <asm/addrspace.h>
-#include <asm/bootinfo.h>
-
-#include <asm/emma/emma2rh.h>
-
-/*
- * the first level int-handler will jump here if it is a emma2rh irq
- */
-void emma2rh_irq_dispatch(void)
-{
-	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);
-				return;
-			}
-		}
-	}
-#endif
-
-	for (i = 0, bitmask = 1; i < 32; i++, bitmask <<= 1) {
-		if (intStatus & bitmask) {
-			do_IRQ(EMMA2RH_IRQ_BASE + i);
-			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);
-				return;
-			}
-		}
-	}
-#endif
-
-	for (i = 32, bitmask = 1; i < 64; i++, bitmask <<= 1) {
-		if (intStatus & bitmask) {
-			do_IRQ(EMMA2RH_IRQ_BASE + i);
-			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);
-			return;
-		}
-	}
-}
diff --git a/arch/mips/emma/common/irq_emma2rh.c b/arch/mips/emma/common/irq_emma2rh.c
deleted file mode 100644
index 4f84fede4c4c..000000000000
--- a/arch/mips/emma/common/irq_emma2rh.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- *  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/emma/emma2rh.h>
-
-/* number of total irqs supported by EMMA2RH */
-#define	NUM_EMMA2RH_IRQ		96
-
-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);
-}
-
-struct irq_chip emma2rh_irq_controller = {
-	.name = "emma2rh_irq",
-	.ack = emma2rh_irq_disable,
-	.mask = emma2rh_irq_disable,
-	.mask_ack = emma2rh_irq_disable,
-	.unmask = emma2rh_irq_enable,
-};
-
-void emma2rh_irq_init(void)
-{
-	u32 i;
-
-	for (i = 0; i < NUM_EMMA2RH_IRQ; i++)
-		set_irq_chip_and_handler(EMMA2RH_IRQ_BASE + i,
-					 &emma2rh_irq_controller,
-					 handle_level_irq);
-}
-
-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);
-}