From: Arnd Bergmann <arnd@arndb.de>
Date: Sat, 2 Apr 2022 13:28:18 +0000 (+0200)
Subject: ARM: s3c24xx: convert to sparse-irq
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c78a41fc04f0209cba1e62ccbe6a4844633515e7;p=linux.git

ARM: s3c24xx: convert to sparse-irq

As a final bit of preparation for converting to ARCH_MULTIPLATFORM,
change the interrupt handling for s3c24xx to use sparse IRQs.

Since the number of possible interrupts is already fixed and relatively
small per chip, just make it use all legacy interrupts preallocated
using the .nr_irqs field in the machine descriptor, rather than actually
allocating domains on the fly.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 2242d2ae8854b..c06e008c90ab1 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -444,8 +444,10 @@ config ARCH_S3C24XX
 	select CLKSRC_SAMSUNG_PWM
 	select GPIO_SAMSUNG
 	select GPIOLIB
+	select IRQ_DOMAIN
 	select S3C2410_WATCHDOG
 	select SAMSUNG_ATAGS
+	select SPARSE_IRQ
 	select USE_OF
 	select WATCHDOG
 	help
diff --git a/arch/arm/mach-s3c/bast-ide.c b/arch/arm/mach-s3c/bast-ide.c
index da64db1811d88..67f0adc1fec09 100644
--- a/arch/arm/mach-s3c/bast-ide.c
+++ b/arch/arm/mach-s3c/bast-ide.c
@@ -20,7 +20,7 @@
 #include <asm/mach/irq.h>
 
 #include "map.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include "bast.h"
 
diff --git a/arch/arm/mach-s3c/bast-irq.c b/arch/arm/mach-s3c/bast-irq.c
index d299f124e6dc5..cfc2ddc655137 100644
--- a/arch/arm/mach-s3c/bast-irq.c
+++ b/arch/arm/mach-s3c/bast-irq.c
@@ -16,7 +16,7 @@
 #include <asm/mach/irq.h>
 
 #include "regs-irq.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include "bast.h"
 
diff --git a/arch/arm/mach-s3c/dev-audio-s3c64xx.c b/arch/arm/mach-s3c/dev-audio-s3c64xx.c
index fc2f077afd241..909e82c148baf 100644
--- a/arch/arm/mach-s3c/dev-audio-s3c64xx.c
+++ b/arch/arm/mach-s3c/dev-audio-s3c64xx.c
@@ -10,7 +10,7 @@
 #include <linux/gpio.h>
 #include <linux/export.h>
 
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "map.h"
 
 #include "devs.h"
diff --git a/arch/arm/mach-s3c/dev-uart-s3c64xx.c b/arch/arm/mach-s3c/dev-uart-s3c64xx.c
index 8288e8d6c0929..f9c947b8971b4 100644
--- a/arch/arm/mach-s3c/dev-uart-s3c64xx.c
+++ b/arch/arm/mach-s3c/dev-uart-s3c64xx.c
@@ -16,7 +16,7 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/irq.h>
 #include "map.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include "devs.h"
 
diff --git a/arch/arm/mach-s3c/devs.c b/arch/arm/mach-s3c/devs.c
index 1e266fc24f9b7..9ac07c023adf4 100644
--- a/arch/arm/mach-s3c/devs.c
+++ b/arch/arm/mach-s3c/devs.c
@@ -38,7 +38,7 @@
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
 
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "map.h"
 #include "gpio-samsung.h"
 #include "gpio-cfg.h"
diff --git a/arch/arm/mach-s3c/gpio-samsung.c b/arch/arm/mach-s3c/gpio-samsung.c
index fda2c01f5a08b..b7fc7c41309c5 100644
--- a/arch/arm/mach-s3c/gpio-samsung.c
+++ b/arch/arm/mach-s3c/gpio-samsung.c
@@ -26,7 +26,7 @@
 
 #include <asm/irq.h>
 
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "map.h"
 #include "regs-gpio.h"
 #include "gpio-samsung.h"
diff --git a/arch/arm/mach-s3c/include/mach/irqs-s3c24xx.h b/arch/arm/mach-s3c/include/mach/irqs-s3c24xx.h
deleted file mode 100644
index aaf3bae08b528..0000000000000
--- a/arch/arm/mach-s3c/include/mach/irqs-s3c24xx.h
+++ /dev/null
@@ -1,213 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * Copyright (c) 2003-2005 Simtec Electronics
- *   Ben Dooks <ben@simtec.co.uk>
- */
-
-
-#ifndef __ASM_ARCH_IRQS_H
-#define __ASM_ARCH_IRQS_H __FILE__
-
-/* we keep the first set of CPU IRQs out of the range of
- * the ISA space, so that the PC104 has them to itself
- * and we don't end up having to do horrible things to the
- * standard ISA drivers....
- */
-
-#define S3C2410_CPUIRQ_OFFSET	 (16)
-
-#define S3C2410_IRQ(x) ((x) + S3C2410_CPUIRQ_OFFSET)
-
-/* main cpu interrupts */
-#define IRQ_EINT0      S3C2410_IRQ(0)	    /* 16 */
-#define IRQ_EINT1      S3C2410_IRQ(1)
-#define IRQ_EINT2      S3C2410_IRQ(2)
-#define IRQ_EINT3      S3C2410_IRQ(3)
-#define IRQ_EINT4t7    S3C2410_IRQ(4)	    /* 20 */
-#define IRQ_EINT8t23   S3C2410_IRQ(5)
-#define IRQ_RESERVED6  S3C2410_IRQ(6)	    /* for s3c2410 */
-#define IRQ_CAM        S3C2410_IRQ(6)	    /* for s3c2440,s3c2443 */
-#define IRQ_BATT_FLT   S3C2410_IRQ(7)
-#define IRQ_TICK       S3C2410_IRQ(8)	    /* 24 */
-#define IRQ_WDT	       S3C2410_IRQ(9)	    /* WDT/AC97 for s3c2443 */
-#define IRQ_TIMER0     S3C2410_IRQ(10)
-#define IRQ_TIMER1     S3C2410_IRQ(11)
-#define IRQ_TIMER2     S3C2410_IRQ(12)
-#define IRQ_TIMER3     S3C2410_IRQ(13)
-#define IRQ_TIMER4     S3C2410_IRQ(14)
-#define IRQ_UART2      S3C2410_IRQ(15)
-#define IRQ_LCD	       S3C2410_IRQ(16)	    /* 32 */
-#define IRQ_DMA0       S3C2410_IRQ(17)	    /* IRQ_DMA for s3c2443 */
-#define IRQ_DMA1       S3C2410_IRQ(18)
-#define IRQ_DMA2       S3C2410_IRQ(19)
-#define IRQ_DMA3       S3C2410_IRQ(20)
-#define IRQ_SDI	       S3C2410_IRQ(21)
-#define IRQ_SPI0       S3C2410_IRQ(22)
-#define IRQ_UART1      S3C2410_IRQ(23)
-#define IRQ_RESERVED24 S3C2410_IRQ(24)	    /* 40 */
-#define IRQ_NFCON      S3C2410_IRQ(24)	    /* for s3c2440 */
-#define IRQ_USBD       S3C2410_IRQ(25)
-#define IRQ_USBH       S3C2410_IRQ(26)
-#define IRQ_IIC	       S3C2410_IRQ(27)
-#define IRQ_UART0      S3C2410_IRQ(28)	    /* 44 */
-#define IRQ_SPI1       S3C2410_IRQ(29)
-#define IRQ_RTC	       S3C2410_IRQ(30)
-#define IRQ_ADCPARENT  S3C2410_IRQ(31)
-
-/* interrupts generated from the external interrupts sources */
-#define IRQ_EINT0_2412 S3C2410_IRQ(32)
-#define IRQ_EINT1_2412 S3C2410_IRQ(33)
-#define IRQ_EINT2_2412 S3C2410_IRQ(34)
-#define IRQ_EINT3_2412 S3C2410_IRQ(35)
-#define IRQ_EINT4      S3C2410_IRQ(36)	   /* 52 */
-#define IRQ_EINT5      S3C2410_IRQ(37)
-#define IRQ_EINT6      S3C2410_IRQ(38)
-#define IRQ_EINT7      S3C2410_IRQ(39)
-#define IRQ_EINT8      S3C2410_IRQ(40)
-#define IRQ_EINT9      S3C2410_IRQ(41)
-#define IRQ_EINT10     S3C2410_IRQ(42)
-#define IRQ_EINT11     S3C2410_IRQ(43)
-#define IRQ_EINT12     S3C2410_IRQ(44)
-#define IRQ_EINT13     S3C2410_IRQ(45)
-#define IRQ_EINT14     S3C2410_IRQ(46)
-#define IRQ_EINT15     S3C2410_IRQ(47)
-#define IRQ_EINT16     S3C2410_IRQ(48)
-#define IRQ_EINT17     S3C2410_IRQ(49)
-#define IRQ_EINT18     S3C2410_IRQ(50)
-#define IRQ_EINT19     S3C2410_IRQ(51)
-#define IRQ_EINT20     S3C2410_IRQ(52)	   /* 68 */
-#define IRQ_EINT21     S3C2410_IRQ(53)
-#define IRQ_EINT22     S3C2410_IRQ(54)
-#define IRQ_EINT23     S3C2410_IRQ(55)
-
-#define IRQ_EINT_BIT(x)	((x) - IRQ_EINT4 + 4)
-#define IRQ_EINT(x)    (((x) >= 4) ? (IRQ_EINT4 + (x) - 4) : (IRQ_EINT0 + (x)))
-
-#define IRQ_LCD_FIFO   S3C2410_IRQ(56)
-#define IRQ_LCD_FRAME  S3C2410_IRQ(57)
-
-/* IRQs for the interal UARTs, and ADC
- * these need to be ordered in number of appearance in the
- * SUBSRC mask register
-*/
-
-#define S3C2410_IRQSUB(x)	S3C2410_IRQ((x)+58)
-
-#define IRQ_S3CUART_RX0		S3C2410_IRQSUB(0)	/* 74 */
-#define IRQ_S3CUART_TX0		S3C2410_IRQSUB(1)
-#define IRQ_S3CUART_ERR0	S3C2410_IRQSUB(2)
-
-#define IRQ_S3CUART_RX1		S3C2410_IRQSUB(3)	/* 77 */
-#define IRQ_S3CUART_TX1		S3C2410_IRQSUB(4)
-#define IRQ_S3CUART_ERR1	S3C2410_IRQSUB(5)
-
-#define IRQ_S3CUART_RX2		S3C2410_IRQSUB(6)	/* 80 */
-#define IRQ_S3CUART_TX2		S3C2410_IRQSUB(7)
-#define IRQ_S3CUART_ERR2	S3C2410_IRQSUB(8)
-
-#define IRQ_TC			S3C2410_IRQSUB(9)
-#define IRQ_ADC			S3C2410_IRQSUB(10)
-
-/* extra irqs for s3c2412 */
-
-#define IRQ_S3C2412_CFSDI	S3C2410_IRQ(21)
-
-#define IRQ_S3C2412_SDI		S3C2410_IRQSUB(13)
-#define IRQ_S3C2412_CF		S3C2410_IRQSUB(14)
-
-
-#define IRQ_S3C2416_EINT8t15	S3C2410_IRQ(5)
-#define IRQ_S3C2416_DMA		S3C2410_IRQ(17)
-#define IRQ_S3C2416_UART3	S3C2410_IRQ(18)
-#define IRQ_S3C2416_SDI1	S3C2410_IRQ(20)
-#define IRQ_S3C2416_SDI0	S3C2410_IRQ(21)
-
-#define IRQ_S3C2416_LCD2	S3C2410_IRQSUB(15)
-#define IRQ_S3C2416_LCD3	S3C2410_IRQSUB(16)
-#define IRQ_S3C2416_LCD4	S3C2410_IRQSUB(17)
-#define IRQ_S3C2416_DMA0	S3C2410_IRQSUB(18)
-#define IRQ_S3C2416_DMA1	S3C2410_IRQSUB(19)
-#define IRQ_S3C2416_DMA2	S3C2410_IRQSUB(20)
-#define IRQ_S3C2416_DMA3	S3C2410_IRQSUB(21)
-#define IRQ_S3C2416_DMA4	S3C2410_IRQSUB(22)
-#define IRQ_S3C2416_DMA5	S3C2410_IRQSUB(23)
-#define IRQ_S32416_WDT		S3C2410_IRQSUB(27)
-#define IRQ_S32416_AC97		S3C2410_IRQSUB(28)
-
-/* second interrupt-register of s3c2416/s3c2450 */
-
-#define S3C2416_IRQ(x)		S3C2410_IRQ((x) + 58 + 29)
-#define IRQ_S3C2416_2D		S3C2416_IRQ(0)
-#define IRQ_S3C2416_IIC1	S3C2416_IRQ(1)
-#define IRQ_S3C2416_RESERVED2	S3C2416_IRQ(2)
-#define IRQ_S3C2416_RESERVED3	S3C2416_IRQ(3)
-#define IRQ_S3C2416_PCM0	S3C2416_IRQ(4)
-#define IRQ_S3C2416_PCM1	S3C2416_IRQ(5)
-#define IRQ_S3C2416_I2S0	S3C2416_IRQ(6)
-#define IRQ_S3C2416_I2S1	S3C2416_IRQ(7)
-
-/* extra irqs for s3c2440 */
-
-#define IRQ_S3C2440_CAM_C	S3C2410_IRQSUB(11)	/* S3C2443 too */
-#define IRQ_S3C2440_CAM_P	S3C2410_IRQSUB(12)	/* S3C2443 too */
-#define IRQ_S3C2440_WDT		S3C2410_IRQSUB(13)
-#define IRQ_S3C2440_AC97	S3C2410_IRQSUB(14)
-
-/* irqs for s3c2443 */
-
-#define IRQ_S3C2443_DMA		S3C2410_IRQ(17)		/* IRQ_DMA1 */
-#define IRQ_S3C2443_UART3	S3C2410_IRQ(18)		/* IRQ_DMA2 */
-#define IRQ_S3C2443_CFCON	S3C2410_IRQ(19)		/* IRQ_DMA3 */
-#define IRQ_S3C2443_HSMMC	S3C2410_IRQ(20)		/* IRQ_SDI */
-#define IRQ_S3C2443_NAND	S3C2410_IRQ(24)		/* reserved */
-
-#define IRQ_S3C2416_HSMMC0	S3C2410_IRQ(21)		/* S3C2416/S3C2450 */
-
-#define IRQ_HSMMC0		IRQ_S3C2416_HSMMC0
-#define IRQ_HSMMC1		IRQ_S3C2443_HSMMC
-
-#define IRQ_S3C2443_LCD1	S3C2410_IRQSUB(14)
-#define IRQ_S3C2443_LCD2	S3C2410_IRQSUB(15)
-#define IRQ_S3C2443_LCD3	S3C2410_IRQSUB(16)
-#define IRQ_S3C2443_LCD4	S3C2410_IRQSUB(17)
-
-#define IRQ_S3C2443_DMA0	S3C2410_IRQSUB(18)
-#define IRQ_S3C2443_DMA1	S3C2410_IRQSUB(19)
-#define IRQ_S3C2443_DMA2	S3C2410_IRQSUB(20)
-#define IRQ_S3C2443_DMA3	S3C2410_IRQSUB(21)
-#define IRQ_S3C2443_DMA4	S3C2410_IRQSUB(22)
-#define IRQ_S3C2443_DMA5	S3C2410_IRQSUB(23)
-
-/* UART3 */
-#define IRQ_S3C2443_RX3		S3C2410_IRQSUB(24)
-#define IRQ_S3C2443_TX3		S3C2410_IRQSUB(25)
-#define IRQ_S3C2443_ERR3	S3C2410_IRQSUB(26)
-
-#define IRQ_S3C2443_WDT		S3C2410_IRQSUB(27)
-#define IRQ_S3C2443_AC97	S3C2410_IRQSUB(28)
-
-#if defined(CONFIG_CPU_S3C2416)
-#define NR_IRQS (IRQ_S3C2416_I2S1 + 1)
-#else
-#define NR_IRQS (IRQ_S3C2443_AC97 + 1)
-#endif
-
-/* compatibility define. */
-#define IRQ_UART3		IRQ_S3C2443_UART3
-#define IRQ_S3CUART_RX3		IRQ_S3C2443_RX3
-#define IRQ_S3CUART_TX3		IRQ_S3C2443_TX3
-#define IRQ_S3CUART_ERR3	IRQ_S3C2443_ERR3
-
-#define IRQ_LCD_VSYNC		IRQ_S3C2443_LCD3
-#define IRQ_LCD_SYSTEM		IRQ_S3C2443_LCD2
-
-#ifdef CONFIG_CPU_S3C2440
-#define IRQ_S3C244X_AC97 IRQ_S3C2440_AC97
-#else
-#define IRQ_S3C244X_AC97 IRQ_S3C2443_AC97
-#endif
-
-/* Our FIQs are routable from IRQ_EINT0 to IRQ_ADCPARENT */
-#define FIQ_START		IRQ_EINT0
-
-#endif /* __ASM_ARCH_IRQ_H */
diff --git a/arch/arm/mach-s3c/include/mach/irqs-s3c64xx.h b/arch/arm/mach-s3c/include/mach/irqs-s3c64xx.h
deleted file mode 100644
index c244e480e6b3f..0000000000000
--- a/arch/arm/mach-s3c/include/mach/irqs-s3c64xx.h
+++ /dev/null
@@ -1,172 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/* linux/arch/arm/mach-s3c64xx/include/mach/irqs.h
- *
- * Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
- *      Ben Dooks <ben@simtec.co.uk>
- *      http://armlinux.simtec.co.uk/
- *
- * S3C64XX - IRQ support
- */
-
-#ifndef __ASM_MACH_S3C64XX_IRQS_H
-#define __ASM_MACH_S3C64XX_IRQS_H __FILE__
-
-/* we keep the first set of CPU IRQs out of the range of
- * the ISA space, so that the PC104 has them to itself
- * and we don't end up having to do horrible things to the
- * standard ISA drivers....
- *
- * note, since we're using the VICs, our start must be a
- * mulitple of 32 to allow the common code to work
- */
-
-#define S3C_IRQ_OFFSET	(32)
-
-#define S3C_IRQ(x)	((x) + S3C_IRQ_OFFSET)
-
-#define IRQ_VIC0_BASE	S3C_IRQ(0)
-#define IRQ_VIC1_BASE	S3C_IRQ(32)
-
-/* VIC based IRQs */
-
-#define S3C64XX_IRQ_VIC0(x)	(IRQ_VIC0_BASE + (x))
-#define S3C64XX_IRQ_VIC1(x)	(IRQ_VIC1_BASE + (x))
-
-/* VIC0 */
-
-#define IRQ_EINT0_3		S3C64XX_IRQ_VIC0(0)
-#define IRQ_EINT4_11		S3C64XX_IRQ_VIC0(1)
-#define IRQ_RTC_TIC		S3C64XX_IRQ_VIC0(2)
-#define IRQ_CAMIF_C		S3C64XX_IRQ_VIC0(3)
-#define IRQ_CAMIF_P		S3C64XX_IRQ_VIC0(4)
-#define IRQ_CAMIF_MC		S3C64XX_IRQ_VIC0(5)
-#define IRQ_S3C6410_IIC1	S3C64XX_IRQ_VIC0(5)
-#define IRQ_S3C6410_IIS		S3C64XX_IRQ_VIC0(6)
-#define IRQ_S3C6400_CAMIF_MP	S3C64XX_IRQ_VIC0(6)
-#define IRQ_CAMIF_WE_C		S3C64XX_IRQ_VIC0(7)
-#define IRQ_S3C6410_G3D		S3C64XX_IRQ_VIC0(8)
-#define IRQ_S3C6400_CAMIF_WE_P	S3C64XX_IRQ_VIC0(8)
-#define IRQ_POST0		S3C64XX_IRQ_VIC0(9)
-#define IRQ_ROTATOR		S3C64XX_IRQ_VIC0(10)
-#define IRQ_2D			S3C64XX_IRQ_VIC0(11)
-#define IRQ_TVENC		S3C64XX_IRQ_VIC0(12)
-#define IRQ_SCALER		S3C64XX_IRQ_VIC0(13)
-#define IRQ_BATF		S3C64XX_IRQ_VIC0(14)
-#define IRQ_JPEG		S3C64XX_IRQ_VIC0(15)
-#define IRQ_MFC			S3C64XX_IRQ_VIC0(16)
-#define IRQ_SDMA0		S3C64XX_IRQ_VIC0(17)
-#define IRQ_SDMA1		S3C64XX_IRQ_VIC0(18)
-#define IRQ_ARM_DMAERR		S3C64XX_IRQ_VIC0(19)
-#define IRQ_ARM_DMA		S3C64XX_IRQ_VIC0(20)
-#define IRQ_ARM_DMAS		S3C64XX_IRQ_VIC0(21)
-#define IRQ_KEYPAD		S3C64XX_IRQ_VIC0(22)
-#define IRQ_TIMER0_VIC		S3C64XX_IRQ_VIC0(23)
-#define IRQ_TIMER1_VIC		S3C64XX_IRQ_VIC0(24)
-#define IRQ_TIMER2_VIC		S3C64XX_IRQ_VIC0(25)
-#define IRQ_WDT			S3C64XX_IRQ_VIC0(26)
-#define IRQ_TIMER3_VIC		S3C64XX_IRQ_VIC0(27)
-#define IRQ_TIMER4_VIC		S3C64XX_IRQ_VIC0(28)
-#define IRQ_LCD_FIFO		S3C64XX_IRQ_VIC0(29)
-#define IRQ_LCD_VSYNC		S3C64XX_IRQ_VIC0(30)
-#define IRQ_LCD_SYSTEM		S3C64XX_IRQ_VIC0(31)
-
-/* VIC1 */
-
-#define IRQ_EINT12_19		S3C64XX_IRQ_VIC1(0)
-#define IRQ_EINT20_27		S3C64XX_IRQ_VIC1(1)
-#define IRQ_PCM0		S3C64XX_IRQ_VIC1(2)
-#define IRQ_PCM1		S3C64XX_IRQ_VIC1(3)
-#define IRQ_AC97		S3C64XX_IRQ_VIC1(4)
-#define IRQ_UART0		S3C64XX_IRQ_VIC1(5)
-#define IRQ_UART1		S3C64XX_IRQ_VIC1(6)
-#define IRQ_UART2		S3C64XX_IRQ_VIC1(7)
-#define IRQ_UART3		S3C64XX_IRQ_VIC1(8)
-#define IRQ_DMA0		S3C64XX_IRQ_VIC1(9)
-#define IRQ_DMA1		S3C64XX_IRQ_VIC1(10)
-#define IRQ_ONENAND0		S3C64XX_IRQ_VIC1(11)
-#define IRQ_ONENAND1		S3C64XX_IRQ_VIC1(12)
-#define IRQ_NFC			S3C64XX_IRQ_VIC1(13)
-#define IRQ_CFCON		S3C64XX_IRQ_VIC1(14)
-#define IRQ_USBH		S3C64XX_IRQ_VIC1(15)
-#define IRQ_SPI0		S3C64XX_IRQ_VIC1(16)
-#define IRQ_SPI1		S3C64XX_IRQ_VIC1(17)
-#define IRQ_IIC			S3C64XX_IRQ_VIC1(18)
-#define IRQ_HSItx		S3C64XX_IRQ_VIC1(19)
-#define IRQ_HSIrx		S3C64XX_IRQ_VIC1(20)
-#define IRQ_RESERVED		S3C64XX_IRQ_VIC1(21)
-#define IRQ_MSM			S3C64XX_IRQ_VIC1(22)
-#define IRQ_HOSTIF		S3C64XX_IRQ_VIC1(23)
-#define IRQ_HSMMC0		S3C64XX_IRQ_VIC1(24)
-#define IRQ_HSMMC1		S3C64XX_IRQ_VIC1(25)
-#define IRQ_HSMMC2		IRQ_SPI1	/* shared with SPI1 */
-#define IRQ_OTG			S3C64XX_IRQ_VIC1(26)
-#define IRQ_IRDA		S3C64XX_IRQ_VIC1(27)
-#define IRQ_RTC_ALARM		S3C64XX_IRQ_VIC1(28)
-#define IRQ_SEC			S3C64XX_IRQ_VIC1(29)
-#define IRQ_PENDN		S3C64XX_IRQ_VIC1(30)
-#define IRQ_TC			IRQ_PENDN
-#define IRQ_ADC			S3C64XX_IRQ_VIC1(31)
-
-/* compatibility for device defines */
-
-#define IRQ_IIC1		IRQ_S3C6410_IIC1
-
-/* Since the IRQ_EINT(x) are a linear mapping on current s3c64xx series
- * we just defined them as an IRQ_EINT(x) macro from S3C_IRQ_EINT_BASE
- * which we place after the pair of VICs. */
-
-#define S3C_IRQ_EINT_BASE	S3C_IRQ(64+5)
-
-#define S3C_EINT(x)		((x) + S3C_IRQ_EINT_BASE)
-#define IRQ_EINT(x)		S3C_EINT(x)
-#define IRQ_EINT_BIT(x)		((x) - S3C_EINT(0))
-
-/* Next the external interrupt groups. These are similar to the IRQ_EINT(x)
- * that they are sourced from the GPIO pins but with a different scheme for
- * priority and source indication.
- *
- * The IRQ_EINT(x) can be thought of as 'group 0' of the available GPIO
- * interrupts, but for historical reasons they are kept apart from these
- * next interrupts.
- *
- * Use IRQ_EINT_GROUP(group, offset) to get the number for use in the
- * machine specific support files.
- */
-
-#define IRQ_EINT_GROUP1_NR	(15)
-#define IRQ_EINT_GROUP2_NR	(8)
-#define IRQ_EINT_GROUP3_NR	(5)
-#define IRQ_EINT_GROUP4_NR	(14)
-#define IRQ_EINT_GROUP5_NR	(7)
-#define IRQ_EINT_GROUP6_NR	(10)
-#define IRQ_EINT_GROUP7_NR	(16)
-#define IRQ_EINT_GROUP8_NR	(15)
-#define IRQ_EINT_GROUP9_NR	(9)
-
-#define IRQ_EINT_GROUP_BASE	S3C_EINT(28)
-#define IRQ_EINT_GROUP1_BASE	(IRQ_EINT_GROUP_BASE + 0x00)
-#define IRQ_EINT_GROUP2_BASE	(IRQ_EINT_GROUP1_BASE + IRQ_EINT_GROUP1_NR)
-#define IRQ_EINT_GROUP3_BASE	(IRQ_EINT_GROUP2_BASE + IRQ_EINT_GROUP2_NR)
-#define IRQ_EINT_GROUP4_BASE	(IRQ_EINT_GROUP3_BASE + IRQ_EINT_GROUP3_NR)
-#define IRQ_EINT_GROUP5_BASE	(IRQ_EINT_GROUP4_BASE + IRQ_EINT_GROUP4_NR)
-#define IRQ_EINT_GROUP6_BASE	(IRQ_EINT_GROUP5_BASE + IRQ_EINT_GROUP5_NR)
-#define IRQ_EINT_GROUP7_BASE	(IRQ_EINT_GROUP6_BASE + IRQ_EINT_GROUP6_NR)
-#define IRQ_EINT_GROUP8_BASE	(IRQ_EINT_GROUP7_BASE + IRQ_EINT_GROUP7_NR)
-#define IRQ_EINT_GROUP9_BASE	(IRQ_EINT_GROUP8_BASE + IRQ_EINT_GROUP8_NR)
-
-#define IRQ_EINT_GROUP(group, no)	(IRQ_EINT_GROUP##group##_BASE + (no))
-
-/* Some boards have their own IRQs behind this */
-#define IRQ_BOARD_START (IRQ_EINT_GROUP9_BASE + IRQ_EINT_GROUP9_NR + 1)
-
-/* Set the default nr_irqs, boards can override if necessary */
-#define S3C64XX_NR_IRQS	IRQ_BOARD_START
-
-/* Compatibility */
-
-#define IRQ_ONENAND	IRQ_ONENAND0
-#define IRQ_I2S0	IRQ_S3C6410_IIS
-
-#endif /* __ASM_MACH_S3C64XX_IRQS_H */
-
diff --git a/arch/arm/mach-s3c/include/mach/irqs.h b/arch/arm/mach-s3c/include/mach/irqs.h
deleted file mode 100644
index 0bff1c1c8eb0c..0000000000000
--- a/arch/arm/mach-s3c/include/mach/irqs.h
+++ /dev/null
@@ -1,9 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-
-#ifdef CONFIG_ARCH_S3C24XX
-#include "irqs-s3c24xx.h"
-#endif
-
-#ifdef CONFIG_ARCH_S3C64XX
-#include "irqs-s3c64xx.h"
-#endif
diff --git a/arch/arm/mach-s3c/irq-s3c24xx.c b/arch/arm/mach-s3c/irq-s3c24xx.c
index 3776d5206f9be..088cc04b7431f 100644
--- a/arch/arm/mach-s3c/irq-s3c24xx.c
+++ b/arch/arm/mach-s3c/irq-s3c24xx.c
@@ -26,7 +26,7 @@
 #include <asm/exception.h>
 #include <asm/mach/irq.h>
 
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "regs-irq.h"
 #include "regs-gpio.h"
 
diff --git a/arch/arm/mach-s3c/irqs-s3c24xx.h b/arch/arm/mach-s3c/irqs-s3c24xx.h
new file mode 100644
index 0000000000000..fecbf7e440c6a
--- /dev/null
+++ b/arch/arm/mach-s3c/irqs-s3c24xx.h
@@ -0,0 +1,219 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2003-2005 Simtec Electronics
+ *   Ben Dooks <ben@simtec.co.uk>
+ */
+
+
+#ifndef __ASM_ARCH_IRQS_H
+#define __ASM_ARCH_IRQS_H __FILE__
+
+/* we keep the first set of CPU IRQs out of the range of
+ * the ISA space, so that the PC104 has them to itself
+ * and we don't end up having to do horrible things to the
+ * standard ISA drivers....
+ */
+
+#define S3C2410_CPUIRQ_OFFSET	 (16)
+
+#define S3C2410_IRQ(x) ((x) + S3C2410_CPUIRQ_OFFSET)
+
+/* main cpu interrupts */
+#define IRQ_EINT0      S3C2410_IRQ(0)	    /* 16 */
+#define IRQ_EINT1      S3C2410_IRQ(1)
+#define IRQ_EINT2      S3C2410_IRQ(2)
+#define IRQ_EINT3      S3C2410_IRQ(3)
+#define IRQ_EINT4t7    S3C2410_IRQ(4)	    /* 20 */
+#define IRQ_EINT8t23   S3C2410_IRQ(5)
+#define IRQ_RESERVED6  S3C2410_IRQ(6)	    /* for s3c2410 */
+#define IRQ_CAM        S3C2410_IRQ(6)	    /* for s3c2440,s3c2443 */
+#define IRQ_BATT_FLT   S3C2410_IRQ(7)
+#define IRQ_TICK       S3C2410_IRQ(8)	    /* 24 */
+#define IRQ_WDT	       S3C2410_IRQ(9)	    /* WDT/AC97 for s3c2443 */
+#define IRQ_TIMER0     S3C2410_IRQ(10)
+#define IRQ_TIMER1     S3C2410_IRQ(11)
+#define IRQ_TIMER2     S3C2410_IRQ(12)
+#define IRQ_TIMER3     S3C2410_IRQ(13)
+#define IRQ_TIMER4     S3C2410_IRQ(14)
+#define IRQ_UART2      S3C2410_IRQ(15)
+#define IRQ_LCD	       S3C2410_IRQ(16)	    /* 32 */
+#define IRQ_DMA0       S3C2410_IRQ(17)	    /* IRQ_DMA for s3c2443 */
+#define IRQ_DMA1       S3C2410_IRQ(18)
+#define IRQ_DMA2       S3C2410_IRQ(19)
+#define IRQ_DMA3       S3C2410_IRQ(20)
+#define IRQ_SDI	       S3C2410_IRQ(21)
+#define IRQ_SPI0       S3C2410_IRQ(22)
+#define IRQ_UART1      S3C2410_IRQ(23)
+#define IRQ_RESERVED24 S3C2410_IRQ(24)	    /* 40 */
+#define IRQ_NFCON      S3C2410_IRQ(24)	    /* for s3c2440 */
+#define IRQ_USBD       S3C2410_IRQ(25)
+#define IRQ_USBH       S3C2410_IRQ(26)
+#define IRQ_IIC	       S3C2410_IRQ(27)
+#define IRQ_UART0      S3C2410_IRQ(28)	    /* 44 */
+#define IRQ_SPI1       S3C2410_IRQ(29)
+#define IRQ_RTC	       S3C2410_IRQ(30)
+#define IRQ_ADCPARENT  S3C2410_IRQ(31)
+
+/* interrupts generated from the external interrupts sources */
+#define IRQ_EINT0_2412 S3C2410_IRQ(32)
+#define IRQ_EINT1_2412 S3C2410_IRQ(33)
+#define IRQ_EINT2_2412 S3C2410_IRQ(34)
+#define IRQ_EINT3_2412 S3C2410_IRQ(35)
+#define IRQ_EINT4      S3C2410_IRQ(36)	   /* 52 */
+#define IRQ_EINT5      S3C2410_IRQ(37)
+#define IRQ_EINT6      S3C2410_IRQ(38)
+#define IRQ_EINT7      S3C2410_IRQ(39)
+#define IRQ_EINT8      S3C2410_IRQ(40)
+#define IRQ_EINT9      S3C2410_IRQ(41)
+#define IRQ_EINT10     S3C2410_IRQ(42)
+#define IRQ_EINT11     S3C2410_IRQ(43)
+#define IRQ_EINT12     S3C2410_IRQ(44)
+#define IRQ_EINT13     S3C2410_IRQ(45)
+#define IRQ_EINT14     S3C2410_IRQ(46)
+#define IRQ_EINT15     S3C2410_IRQ(47)
+#define IRQ_EINT16     S3C2410_IRQ(48)
+#define IRQ_EINT17     S3C2410_IRQ(49)
+#define IRQ_EINT18     S3C2410_IRQ(50)
+#define IRQ_EINT19     S3C2410_IRQ(51)
+#define IRQ_EINT20     S3C2410_IRQ(52)	   /* 68 */
+#define IRQ_EINT21     S3C2410_IRQ(53)
+#define IRQ_EINT22     S3C2410_IRQ(54)
+#define IRQ_EINT23     S3C2410_IRQ(55)
+
+#define IRQ_EINT_BIT(x)	((x) - IRQ_EINT4 + 4)
+#define IRQ_EINT(x)    (((x) >= 4) ? (IRQ_EINT4 + (x) - 4) : (IRQ_EINT0 + (x)))
+
+#define IRQ_LCD_FIFO   S3C2410_IRQ(56)
+#define IRQ_LCD_FRAME  S3C2410_IRQ(57)
+
+/* IRQs for the interal UARTs, and ADC
+ * these need to be ordered in number of appearance in the
+ * SUBSRC mask register
+*/
+
+#define S3C2410_IRQSUB(x)	S3C2410_IRQ((x)+58)
+
+#define IRQ_S3CUART_RX0		S3C2410_IRQSUB(0)	/* 74 */
+#define IRQ_S3CUART_TX0		S3C2410_IRQSUB(1)
+#define IRQ_S3CUART_ERR0	S3C2410_IRQSUB(2)
+
+#define IRQ_S3CUART_RX1		S3C2410_IRQSUB(3)	/* 77 */
+#define IRQ_S3CUART_TX1		S3C2410_IRQSUB(4)
+#define IRQ_S3CUART_ERR1	S3C2410_IRQSUB(5)
+
+#define IRQ_S3CUART_RX2		S3C2410_IRQSUB(6)	/* 80 */
+#define IRQ_S3CUART_TX2		S3C2410_IRQSUB(7)
+#define IRQ_S3CUART_ERR2	S3C2410_IRQSUB(8)
+
+#define IRQ_TC			S3C2410_IRQSUB(9)
+#define IRQ_ADC			S3C2410_IRQSUB(10)
+
+#define NR_IRQS_S3C2410		(S3C2410_IRQSUB(10) + 1)
+
+/* extra irqs for s3c2412 */
+
+#define IRQ_S3C2412_CFSDI	S3C2410_IRQ(21)
+
+#define IRQ_S3C2412_SDI		S3C2410_IRQSUB(13)
+#define IRQ_S3C2412_CF		S3C2410_IRQSUB(14)
+
+#define NR_IRQS_S3C2412		(S3C2410_IRQSUB(14) + 1)
+
+#define IRQ_S3C2416_EINT8t15	S3C2410_IRQ(5)
+#define IRQ_S3C2416_DMA		S3C2410_IRQ(17)
+#define IRQ_S3C2416_UART3	S3C2410_IRQ(18)
+#define IRQ_S3C2416_SDI1	S3C2410_IRQ(20)
+#define IRQ_S3C2416_SDI0	S3C2410_IRQ(21)
+
+#define IRQ_S3C2416_LCD2	S3C2410_IRQSUB(15)
+#define IRQ_S3C2416_LCD3	S3C2410_IRQSUB(16)
+#define IRQ_S3C2416_LCD4	S3C2410_IRQSUB(17)
+#define IRQ_S3C2416_DMA0	S3C2410_IRQSUB(18)
+#define IRQ_S3C2416_DMA1	S3C2410_IRQSUB(19)
+#define IRQ_S3C2416_DMA2	S3C2410_IRQSUB(20)
+#define IRQ_S3C2416_DMA3	S3C2410_IRQSUB(21)
+#define IRQ_S3C2416_DMA4	S3C2410_IRQSUB(22)
+#define IRQ_S3C2416_DMA5	S3C2410_IRQSUB(23)
+#define IRQ_S32416_WDT		S3C2410_IRQSUB(27)
+#define IRQ_S32416_AC97		S3C2410_IRQSUB(28)
+
+/* second interrupt-register of s3c2416/s3c2450 */
+
+#define S3C2416_IRQ(x)		S3C2410_IRQ((x) + 58 + 29)
+#define IRQ_S3C2416_2D		S3C2416_IRQ(0)
+#define IRQ_S3C2416_IIC1	S3C2416_IRQ(1)
+#define IRQ_S3C2416_RESERVED2	S3C2416_IRQ(2)
+#define IRQ_S3C2416_RESERVED3	S3C2416_IRQ(3)
+#define IRQ_S3C2416_PCM0	S3C2416_IRQ(4)
+#define IRQ_S3C2416_PCM1	S3C2416_IRQ(5)
+#define IRQ_S3C2416_I2S0	S3C2416_IRQ(6)
+#define IRQ_S3C2416_I2S1	S3C2416_IRQ(7)
+
+#define NR_IRQS_S3C2416		(S3C2416_IRQ(7) + 1)
+
+/* extra irqs for s3c2440/s3c2442 */
+
+#define IRQ_S3C2440_CAM_C	S3C2410_IRQSUB(11)	/* S3C2443 too */
+#define IRQ_S3C2440_CAM_P	S3C2410_IRQSUB(12)	/* S3C2443 too */
+
+#define NR_IRQS_S3C2442		(S3C2410_IRQSUB(12) + 1)
+
+#define IRQ_S3C2440_WDT		S3C2410_IRQSUB(13)
+#define IRQ_S3C2440_AC97	S3C2410_IRQSUB(14)
+
+#define NR_IRQS_S3C2440		(S3C2410_IRQSUB(14) + 1)
+
+/* irqs for s3c2443 */
+
+#define IRQ_S3C2443_DMA		S3C2410_IRQ(17)		/* IRQ_DMA1 */
+#define IRQ_S3C2443_UART3	S3C2410_IRQ(18)		/* IRQ_DMA2 */
+#define IRQ_S3C2443_CFCON	S3C2410_IRQ(19)		/* IRQ_DMA3 */
+#define IRQ_S3C2443_HSMMC	S3C2410_IRQ(20)		/* IRQ_SDI */
+#define IRQ_S3C2443_NAND	S3C2410_IRQ(24)		/* reserved */
+
+#define IRQ_S3C2416_HSMMC0	S3C2410_IRQ(21)		/* S3C2416/S3C2450 */
+
+#define IRQ_HSMMC0		IRQ_S3C2416_HSMMC0
+#define IRQ_HSMMC1		IRQ_S3C2443_HSMMC
+
+#define IRQ_S3C2443_LCD1	S3C2410_IRQSUB(14)
+#define IRQ_S3C2443_LCD2	S3C2410_IRQSUB(15)
+#define IRQ_S3C2443_LCD3	S3C2410_IRQSUB(16)
+#define IRQ_S3C2443_LCD4	S3C2410_IRQSUB(17)
+
+#define IRQ_S3C2443_DMA0	S3C2410_IRQSUB(18)
+#define IRQ_S3C2443_DMA1	S3C2410_IRQSUB(19)
+#define IRQ_S3C2443_DMA2	S3C2410_IRQSUB(20)
+#define IRQ_S3C2443_DMA3	S3C2410_IRQSUB(21)
+#define IRQ_S3C2443_DMA4	S3C2410_IRQSUB(22)
+#define IRQ_S3C2443_DMA5	S3C2410_IRQSUB(23)
+
+/* UART3 */
+#define IRQ_S3C2443_RX3		S3C2410_IRQSUB(24)
+#define IRQ_S3C2443_TX3		S3C2410_IRQSUB(25)
+#define IRQ_S3C2443_ERR3	S3C2410_IRQSUB(26)
+
+#define IRQ_S3C2443_WDT		S3C2410_IRQSUB(27)
+#define IRQ_S3C2443_AC97	S3C2410_IRQSUB(28)
+
+#define NR_IRQS_S3C2443		(S3C2410_IRQSUB(28) + 1)
+
+/* compatibility define. */
+#define IRQ_UART3		IRQ_S3C2443_UART3
+#define IRQ_S3CUART_RX3		IRQ_S3C2443_RX3
+#define IRQ_S3CUART_TX3		IRQ_S3C2443_TX3
+#define IRQ_S3CUART_ERR3	IRQ_S3C2443_ERR3
+
+#define IRQ_LCD_VSYNC		IRQ_S3C2443_LCD3
+#define IRQ_LCD_SYSTEM		IRQ_S3C2443_LCD2
+
+#ifdef CONFIG_CPU_S3C2440
+#define IRQ_S3C244X_AC97 IRQ_S3C2440_AC97
+#else
+#define IRQ_S3C244X_AC97 IRQ_S3C2443_AC97
+#endif
+
+/* Our FIQs are routable from IRQ_EINT0 to IRQ_ADCPARENT */
+#define FIQ_START		IRQ_EINT0
+
+#endif /* __ASM_ARCH_IRQ_H */
diff --git a/arch/arm/mach-s3c/irqs-s3c64xx.h b/arch/arm/mach-s3c/irqs-s3c64xx.h
new file mode 100644
index 0000000000000..c244e480e6b3f
--- /dev/null
+++ b/arch/arm/mach-s3c/irqs-s3c64xx.h
@@ -0,0 +1,172 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* linux/arch/arm/mach-s3c64xx/include/mach/irqs.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX - IRQ support
+ */
+
+#ifndef __ASM_MACH_S3C64XX_IRQS_H
+#define __ASM_MACH_S3C64XX_IRQS_H __FILE__
+
+/* we keep the first set of CPU IRQs out of the range of
+ * the ISA space, so that the PC104 has them to itself
+ * and we don't end up having to do horrible things to the
+ * standard ISA drivers....
+ *
+ * note, since we're using the VICs, our start must be a
+ * mulitple of 32 to allow the common code to work
+ */
+
+#define S3C_IRQ_OFFSET	(32)
+
+#define S3C_IRQ(x)	((x) + S3C_IRQ_OFFSET)
+
+#define IRQ_VIC0_BASE	S3C_IRQ(0)
+#define IRQ_VIC1_BASE	S3C_IRQ(32)
+
+/* VIC based IRQs */
+
+#define S3C64XX_IRQ_VIC0(x)	(IRQ_VIC0_BASE + (x))
+#define S3C64XX_IRQ_VIC1(x)	(IRQ_VIC1_BASE + (x))
+
+/* VIC0 */
+
+#define IRQ_EINT0_3		S3C64XX_IRQ_VIC0(0)
+#define IRQ_EINT4_11		S3C64XX_IRQ_VIC0(1)
+#define IRQ_RTC_TIC		S3C64XX_IRQ_VIC0(2)
+#define IRQ_CAMIF_C		S3C64XX_IRQ_VIC0(3)
+#define IRQ_CAMIF_P		S3C64XX_IRQ_VIC0(4)
+#define IRQ_CAMIF_MC		S3C64XX_IRQ_VIC0(5)
+#define IRQ_S3C6410_IIC1	S3C64XX_IRQ_VIC0(5)
+#define IRQ_S3C6410_IIS		S3C64XX_IRQ_VIC0(6)
+#define IRQ_S3C6400_CAMIF_MP	S3C64XX_IRQ_VIC0(6)
+#define IRQ_CAMIF_WE_C		S3C64XX_IRQ_VIC0(7)
+#define IRQ_S3C6410_G3D		S3C64XX_IRQ_VIC0(8)
+#define IRQ_S3C6400_CAMIF_WE_P	S3C64XX_IRQ_VIC0(8)
+#define IRQ_POST0		S3C64XX_IRQ_VIC0(9)
+#define IRQ_ROTATOR		S3C64XX_IRQ_VIC0(10)
+#define IRQ_2D			S3C64XX_IRQ_VIC0(11)
+#define IRQ_TVENC		S3C64XX_IRQ_VIC0(12)
+#define IRQ_SCALER		S3C64XX_IRQ_VIC0(13)
+#define IRQ_BATF		S3C64XX_IRQ_VIC0(14)
+#define IRQ_JPEG		S3C64XX_IRQ_VIC0(15)
+#define IRQ_MFC			S3C64XX_IRQ_VIC0(16)
+#define IRQ_SDMA0		S3C64XX_IRQ_VIC0(17)
+#define IRQ_SDMA1		S3C64XX_IRQ_VIC0(18)
+#define IRQ_ARM_DMAERR		S3C64XX_IRQ_VIC0(19)
+#define IRQ_ARM_DMA		S3C64XX_IRQ_VIC0(20)
+#define IRQ_ARM_DMAS		S3C64XX_IRQ_VIC0(21)
+#define IRQ_KEYPAD		S3C64XX_IRQ_VIC0(22)
+#define IRQ_TIMER0_VIC		S3C64XX_IRQ_VIC0(23)
+#define IRQ_TIMER1_VIC		S3C64XX_IRQ_VIC0(24)
+#define IRQ_TIMER2_VIC		S3C64XX_IRQ_VIC0(25)
+#define IRQ_WDT			S3C64XX_IRQ_VIC0(26)
+#define IRQ_TIMER3_VIC		S3C64XX_IRQ_VIC0(27)
+#define IRQ_TIMER4_VIC		S3C64XX_IRQ_VIC0(28)
+#define IRQ_LCD_FIFO		S3C64XX_IRQ_VIC0(29)
+#define IRQ_LCD_VSYNC		S3C64XX_IRQ_VIC0(30)
+#define IRQ_LCD_SYSTEM		S3C64XX_IRQ_VIC0(31)
+
+/* VIC1 */
+
+#define IRQ_EINT12_19		S3C64XX_IRQ_VIC1(0)
+#define IRQ_EINT20_27		S3C64XX_IRQ_VIC1(1)
+#define IRQ_PCM0		S3C64XX_IRQ_VIC1(2)
+#define IRQ_PCM1		S3C64XX_IRQ_VIC1(3)
+#define IRQ_AC97		S3C64XX_IRQ_VIC1(4)
+#define IRQ_UART0		S3C64XX_IRQ_VIC1(5)
+#define IRQ_UART1		S3C64XX_IRQ_VIC1(6)
+#define IRQ_UART2		S3C64XX_IRQ_VIC1(7)
+#define IRQ_UART3		S3C64XX_IRQ_VIC1(8)
+#define IRQ_DMA0		S3C64XX_IRQ_VIC1(9)
+#define IRQ_DMA1		S3C64XX_IRQ_VIC1(10)
+#define IRQ_ONENAND0		S3C64XX_IRQ_VIC1(11)
+#define IRQ_ONENAND1		S3C64XX_IRQ_VIC1(12)
+#define IRQ_NFC			S3C64XX_IRQ_VIC1(13)
+#define IRQ_CFCON		S3C64XX_IRQ_VIC1(14)
+#define IRQ_USBH		S3C64XX_IRQ_VIC1(15)
+#define IRQ_SPI0		S3C64XX_IRQ_VIC1(16)
+#define IRQ_SPI1		S3C64XX_IRQ_VIC1(17)
+#define IRQ_IIC			S3C64XX_IRQ_VIC1(18)
+#define IRQ_HSItx		S3C64XX_IRQ_VIC1(19)
+#define IRQ_HSIrx		S3C64XX_IRQ_VIC1(20)
+#define IRQ_RESERVED		S3C64XX_IRQ_VIC1(21)
+#define IRQ_MSM			S3C64XX_IRQ_VIC1(22)
+#define IRQ_HOSTIF		S3C64XX_IRQ_VIC1(23)
+#define IRQ_HSMMC0		S3C64XX_IRQ_VIC1(24)
+#define IRQ_HSMMC1		S3C64XX_IRQ_VIC1(25)
+#define IRQ_HSMMC2		IRQ_SPI1	/* shared with SPI1 */
+#define IRQ_OTG			S3C64XX_IRQ_VIC1(26)
+#define IRQ_IRDA		S3C64XX_IRQ_VIC1(27)
+#define IRQ_RTC_ALARM		S3C64XX_IRQ_VIC1(28)
+#define IRQ_SEC			S3C64XX_IRQ_VIC1(29)
+#define IRQ_PENDN		S3C64XX_IRQ_VIC1(30)
+#define IRQ_TC			IRQ_PENDN
+#define IRQ_ADC			S3C64XX_IRQ_VIC1(31)
+
+/* compatibility for device defines */
+
+#define IRQ_IIC1		IRQ_S3C6410_IIC1
+
+/* Since the IRQ_EINT(x) are a linear mapping on current s3c64xx series
+ * we just defined them as an IRQ_EINT(x) macro from S3C_IRQ_EINT_BASE
+ * which we place after the pair of VICs. */
+
+#define S3C_IRQ_EINT_BASE	S3C_IRQ(64+5)
+
+#define S3C_EINT(x)		((x) + S3C_IRQ_EINT_BASE)
+#define IRQ_EINT(x)		S3C_EINT(x)
+#define IRQ_EINT_BIT(x)		((x) - S3C_EINT(0))
+
+/* Next the external interrupt groups. These are similar to the IRQ_EINT(x)
+ * that they are sourced from the GPIO pins but with a different scheme for
+ * priority and source indication.
+ *
+ * The IRQ_EINT(x) can be thought of as 'group 0' of the available GPIO
+ * interrupts, but for historical reasons they are kept apart from these
+ * next interrupts.
+ *
+ * Use IRQ_EINT_GROUP(group, offset) to get the number for use in the
+ * machine specific support files.
+ */
+
+#define IRQ_EINT_GROUP1_NR	(15)
+#define IRQ_EINT_GROUP2_NR	(8)
+#define IRQ_EINT_GROUP3_NR	(5)
+#define IRQ_EINT_GROUP4_NR	(14)
+#define IRQ_EINT_GROUP5_NR	(7)
+#define IRQ_EINT_GROUP6_NR	(10)
+#define IRQ_EINT_GROUP7_NR	(16)
+#define IRQ_EINT_GROUP8_NR	(15)
+#define IRQ_EINT_GROUP9_NR	(9)
+
+#define IRQ_EINT_GROUP_BASE	S3C_EINT(28)
+#define IRQ_EINT_GROUP1_BASE	(IRQ_EINT_GROUP_BASE + 0x00)
+#define IRQ_EINT_GROUP2_BASE	(IRQ_EINT_GROUP1_BASE + IRQ_EINT_GROUP1_NR)
+#define IRQ_EINT_GROUP3_BASE	(IRQ_EINT_GROUP2_BASE + IRQ_EINT_GROUP2_NR)
+#define IRQ_EINT_GROUP4_BASE	(IRQ_EINT_GROUP3_BASE + IRQ_EINT_GROUP3_NR)
+#define IRQ_EINT_GROUP5_BASE	(IRQ_EINT_GROUP4_BASE + IRQ_EINT_GROUP4_NR)
+#define IRQ_EINT_GROUP6_BASE	(IRQ_EINT_GROUP5_BASE + IRQ_EINT_GROUP5_NR)
+#define IRQ_EINT_GROUP7_BASE	(IRQ_EINT_GROUP6_BASE + IRQ_EINT_GROUP6_NR)
+#define IRQ_EINT_GROUP8_BASE	(IRQ_EINT_GROUP7_BASE + IRQ_EINT_GROUP7_NR)
+#define IRQ_EINT_GROUP9_BASE	(IRQ_EINT_GROUP8_BASE + IRQ_EINT_GROUP8_NR)
+
+#define IRQ_EINT_GROUP(group, no)	(IRQ_EINT_GROUP##group##_BASE + (no))
+
+/* Some boards have their own IRQs behind this */
+#define IRQ_BOARD_START (IRQ_EINT_GROUP9_BASE + IRQ_EINT_GROUP9_NR + 1)
+
+/* Set the default nr_irqs, boards can override if necessary */
+#define S3C64XX_NR_IRQS	IRQ_BOARD_START
+
+/* Compatibility */
+
+#define IRQ_ONENAND	IRQ_ONENAND0
+#define IRQ_I2S0	IRQ_S3C6410_IIS
+
+#endif /* __ASM_MACH_S3C64XX_IRQS_H */
+
diff --git a/arch/arm/mach-s3c/irqs.h b/arch/arm/mach-s3c/irqs.h
new file mode 100644
index 0000000000000..0bff1c1c8eb0c
--- /dev/null
+++ b/arch/arm/mach-s3c/irqs.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifdef CONFIG_ARCH_S3C24XX
+#include "irqs-s3c24xx.h"
+#endif
+
+#ifdef CONFIG_ARCH_S3C64XX
+#include "irqs-s3c64xx.h"
+#endif
diff --git a/arch/arm/mach-s3c/mach-amlm5900.c b/arch/arm/mach-s3c/mach-amlm5900.c
index 94c4512ace17f..f85e5885e9b40 100644
--- a/arch/arm/mach-s3c/mach-amlm5900.c
+++ b/arch/arm/mach-s3c/mach-amlm5900.c
@@ -239,7 +239,9 @@ static void __init amlm5900_init(void)
 
 MACHINE_START(AML_M5900, "AML_M5900")
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.map_io		= amlm5900_map_io,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.init_irq	= s3c2410_init_irq,
 	.init_machine	= amlm5900_init,
 	.init_time	= amlm5900_init_time,
diff --git a/arch/arm/mach-s3c/mach-anubis.c b/arch/arm/mach-s3c/mach-anubis.c
index 60df40052209c..4536f3e66e272 100644
--- a/arch/arm/mach-s3c/mach-anubis.c
+++ b/arch/arm/mach-s3c/mach-anubis.c
@@ -414,6 +414,7 @@ static void __init anubis_init(void)
 MACHINE_START(ANUBIS, "Simtec-Anubis")
 	/* Maintainer: Ben Dooks <ben@simtec.co.uk> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2440,
 	.map_io		= anubis_map_io,
 	.init_machine	= anubis_init,
 	.init_irq	= s3c2440_init_irq,
diff --git a/arch/arm/mach-s3c/mach-anw6410.c b/arch/arm/mach-s3c/mach-anw6410.c
index 825714e9ac663..b67eae43e04f5 100644
--- a/arch/arm/mach-s3c/mach-anw6410.c
+++ b/arch/arm/mach-s3c/mach-anw6410.c
@@ -40,7 +40,7 @@
 
 #include "devs.h"
 #include "cpu.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "regs-gpio.h"
 #include "gpio-samsung.h"
 
diff --git a/arch/arm/mach-s3c/mach-at2440evb.c b/arch/arm/mach-s3c/mach-at2440evb.c
index c6a5a51d84aa7..743403d873e03 100644
--- a/arch/arm/mach-s3c/mach-at2440evb.c
+++ b/arch/arm/mach-s3c/mach-at2440evb.c
@@ -225,6 +225,7 @@ static void __init at2440evb_init(void)
 
 MACHINE_START(AT2440EVB, "AT2440EVB")
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2440,
 	.map_io		= at2440evb_map_io,
 	.init_machine	= at2440evb_init,
 	.init_irq	= s3c2440_init_irq,
diff --git a/arch/arm/mach-s3c/mach-bast.c b/arch/arm/mach-s3c/mach-bast.c
index 5ac24e406157f..a33ceab81e09e 100644
--- a/arch/arm/mach-s3c/mach-bast.c
+++ b/arch/arm/mach-s3c/mach-bast.c
@@ -575,6 +575,7 @@ static void __init bast_init(void)
 MACHINE_START(BAST, "Simtec-BAST")
 	/* Maintainer: Ben Dooks <ben@simtec.co.uk> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.map_io		= bast_map_io,
 	.init_irq	= s3c2410_init_irq,
 	.init_machine	= bast_init,
diff --git a/arch/arm/mach-s3c/mach-crag6410-module.c b/arch/arm/mach-s3c/mach-crag6410-module.c
index 5d1d4b67a4b77..4edde13b89b58 100644
--- a/arch/arm/mach-s3c/mach-crag6410-module.c
+++ b/arch/arm/mach-s3c/mach-crag6410-module.c
@@ -28,7 +28,7 @@
 #include <linux/platform_data/spi-s3c64xx.h>
 
 #include "cpu.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include "crag6410.h"
 
diff --git a/arch/arm/mach-s3c/mach-crag6410.c b/arch/arm/mach-s3c/mach-crag6410.c
index e3e0fe897bccb..9a45474d1bf70 100644
--- a/arch/arm/mach-s3c/mach-crag6410.c
+++ b/arch/arm/mach-s3c/mach-crag6410.c
@@ -47,7 +47,7 @@
 #include "map.h"
 #include "regs-gpio.h"
 #include "gpio-samsung.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include "fb.h"
 #include "sdhci.h"
diff --git a/arch/arm/mach-s3c/mach-gta02.c b/arch/arm/mach-s3c/mach-gta02.c
index 418939ce0fc35..abfdce765525c 100644
--- a/arch/arm/mach-s3c/mach-gta02.c
+++ b/arch/arm/mach-s3c/mach-gta02.c
@@ -572,6 +572,7 @@ static void __init gta02_init_time(void)
 MACHINE_START(NEO1973_GTA02, "GTA02")
 	/* Maintainer: Nelson Castillo <arhuaco@freaks-unidos.net> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2442,
 	.map_io		= gta02_map_io,
 	.init_irq	= s3c2442_init_irq,
 	.init_machine	= gta02_machine_init,
diff --git a/arch/arm/mach-s3c/mach-h1940.c b/arch/arm/mach-s3c/mach-h1940.c
index 8a43ed1c4c4d4..032b188378551 100644
--- a/arch/arm/mach-s3c/mach-h1940.c
+++ b/arch/arm/mach-s3c/mach-h1940.c
@@ -793,6 +793,7 @@ static void __init h1940_init(void)
 MACHINE_START(H1940, "IPAQ-H1940")
 	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.map_io		= h1940_map_io,
 	.reserve	= h1940_reserve,
 	.init_irq	= s3c2410_init_irq,
diff --git a/arch/arm/mach-s3c/mach-hmt.c b/arch/arm/mach-s3c/mach-hmt.c
index b287e99873117..49ba16c447aa9 100644
--- a/arch/arm/mach-s3c/mach-hmt.c
+++ b/arch/arm/mach-s3c/mach-hmt.c
@@ -26,7 +26,7 @@
 
 #include <video/samsung_fimd.h>
 #include "map.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include <asm/irq.h>
 #include <asm/mach-types.h>
diff --git a/arch/arm/mach-s3c/mach-jive.c b/arch/arm/mach-s3c/mach-jive.c
index 0d7d408c37291..e327731759444 100644
--- a/arch/arm/mach-s3c/mach-jive.c
+++ b/arch/arm/mach-s3c/mach-jive.c
@@ -677,7 +677,7 @@ static void __init jive_machine_init(void)
 MACHINE_START(JIVE, "JIVE")
 	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 	.atag_offset	= 0x100,
-
+	.nr_irqs	= NR_IRQS_S3C2412,
 	.init_irq	= s3c2412_init_irq,
 	.map_io		= jive_map_io,
 	.init_machine	= jive_machine_init,
diff --git a/arch/arm/mach-s3c/mach-mini2440.c b/arch/arm/mach-s3c/mach-mini2440.c
index 551ec660ab599..131015cc0c34f 100644
--- a/arch/arm/mach-s3c/mach-mini2440.c
+++ b/arch/arm/mach-s3c/mach-mini2440.c
@@ -35,7 +35,7 @@
 
 #include "regs-gpio.h"
 #include <linux/platform_data/leds-s3c24xx.h>
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "gpio-samsung.h"
 #include <linux/platform_data/mtd-nand-s3c2410.h>
 #include <linux/platform_data/i2c-s3c2410.h>
@@ -789,6 +789,7 @@ static void __init mini2440_init(void)
 MACHINE_START(MINI2440, "MINI2440")
 	/* Maintainer: Michel Pollet <buserror@gmail.com> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2440,
 	.map_io		= mini2440_map_io,
 	.init_machine	= mini2440_init,
 	.init_irq	= s3c2440_init_irq,
diff --git a/arch/arm/mach-s3c/mach-mini6410.c b/arch/arm/mach-s3c/mach-mini6410.c
index c14c2e27127b9..058ae9e8b89fa 100644
--- a/arch/arm/mach-s3c/mach-mini6410.c
+++ b/arch/arm/mach-s3c/mach-mini6410.c
@@ -35,7 +35,7 @@
 #include <linux/platform_data/mmc-sdhci-s3c.h>
 #include "sdhci.h"
 #include <linux/platform_data/touchscreen-s3c2410.h>
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include <video/platform_lcd.h>
 #include <video/samsung_fimd.h>
diff --git a/arch/arm/mach-s3c/mach-n30.c b/arch/arm/mach-s3c/mach-n30.c
index e40c1fcf418c0..75f5dc6351a11 100644
--- a/arch/arm/mach-s3c/mach-n30.c
+++ b/arch/arm/mach-s3c/mach-n30.c
@@ -656,6 +656,7 @@ MACHINE_START(N30, "Acer-N30")
 				Ben Dooks <ben-linux@fluff.org>
 	*/
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.init_time	= n30_init_time,
 	.init_machine	= n30_init,
 	.init_irq	= s3c2410_init_irq,
@@ -666,6 +667,7 @@ MACHINE_START(N35, "Acer-N35")
 	/* Maintainer: Christer Weinigel <christer@weinigel.se>
 	*/
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.init_time	= n30_init_time,
 	.init_machine	= n30_init,
 	.init_irq	= s3c2410_init_irq,
diff --git a/arch/arm/mach-s3c/mach-ncp.c b/arch/arm/mach-s3c/mach-ncp.c
index 1a45bed566220..1e65f8bce5c4b 100644
--- a/arch/arm/mach-s3c/mach-ncp.c
+++ b/arch/arm/mach-s3c/mach-ncp.c
@@ -24,7 +24,7 @@
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
 
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "map.h"
 
 #include <asm/irq.h>
diff --git a/arch/arm/mach-s3c/mach-nexcoder.c b/arch/arm/mach-s3c/mach-nexcoder.c
index 2a454c919658e..d17a3fcb74256 100644
--- a/arch/arm/mach-s3c/mach-nexcoder.c
+++ b/arch/arm/mach-s3c/mach-nexcoder.c
@@ -154,6 +154,7 @@ static void __init nexcoder_init(void)
 MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
 	/* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2440,
 	.map_io		= nexcoder_map_io,
 	.init_machine	= nexcoder_init,
 	.init_irq	= s3c2440_init_irq,
diff --git a/arch/arm/mach-s3c/mach-osiris.c b/arch/arm/mach-s3c/mach-osiris.c
index 8387773f4fd45..d900d1354de10 100644
--- a/arch/arm/mach-s3c/mach-osiris.c
+++ b/arch/arm/mach-s3c/mach-osiris.c
@@ -397,6 +397,7 @@ static void __init osiris_init(void)
 MACHINE_START(OSIRIS, "Simtec-OSIRIS")
 	/* Maintainer: Ben Dooks <ben@simtec.co.uk> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2440,
 	.map_io		= osiris_map_io,
 	.init_irq	= s3c2440_init_irq,
 	.init_machine	= osiris_init,
diff --git a/arch/arm/mach-s3c/mach-otom.c b/arch/arm/mach-s3c/mach-otom.c
index 460ee97766cd4..3a2db2f588332 100644
--- a/arch/arm/mach-s3c/mach-otom.c
+++ b/arch/arm/mach-s3c/mach-otom.c
@@ -116,6 +116,7 @@ static void __init otom11_init(void)
 MACHINE_START(OTOM, "Nex Vision - Otom 1.1")
 	/* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.map_io		= otom11_map_io,
 	.init_machine	= otom11_init,
 	.init_irq	= s3c2410_init_irq,
diff --git a/arch/arm/mach-s3c/mach-qt2410.c b/arch/arm/mach-s3c/mach-qt2410.c
index f88b961798fd6..36fe0684a4386 100644
--- a/arch/arm/mach-s3c/mach-qt2410.c
+++ b/arch/arm/mach-s3c/mach-qt2410.c
@@ -367,6 +367,7 @@ static void __init qt2410_machine_init(void)
 
 MACHINE_START(QT2410, "QT2410")
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.map_io		= qt2410_map_io,
 	.init_irq	= s3c2410_init_irq,
 	.init_machine	= qt2410_machine_init,
diff --git a/arch/arm/mach-s3c/mach-real6410.c b/arch/arm/mach-s3c/mach-real6410.c
index 9d218a53d6310..8c10ebc38a9c1 100644
--- a/arch/arm/mach-s3c/mach-real6410.c
+++ b/arch/arm/mach-s3c/mach-real6410.c
@@ -27,7 +27,7 @@
 #include "map.h"
 #include "regs-gpio.h"
 #include "gpio-samsung.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include <linux/soc/samsung/s3c-adc.h>
 #include "cpu.h"
diff --git a/arch/arm/mach-s3c/mach-rx1950.c b/arch/arm/mach-s3c/mach-rx1950.c
index 313e080e179ee..7a3e7c0a64848 100644
--- a/arch/arm/mach-s3c/mach-rx1950.c
+++ b/arch/arm/mach-s3c/mach-rx1950.c
@@ -868,6 +868,7 @@ static void __init rx1950_reserve(void)
 MACHINE_START(RX1950, "HP iPAQ RX1950")
     /* Maintainers: Vasily Khoruzhick */
 	.atag_offset = 0x100,
+	.nr_irqs	= NR_IRQS_S3C2442,
 	.map_io = rx1950_map_io,
 	.reserve	= rx1950_reserve,
 	.init_irq	= s3c2442_init_irq,
diff --git a/arch/arm/mach-s3c/mach-rx3715.c b/arch/arm/mach-s3c/mach-rx3715.c
index 586cb0fdfce04..52b3c38acbb28 100644
--- a/arch/arm/mach-s3c/mach-rx3715.c
+++ b/arch/arm/mach-s3c/mach-rx3715.c
@@ -204,6 +204,7 @@ static void __init rx3715_init_machine(void)
 MACHINE_START(RX3715, "IPAQ-RX3715")
 	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2440,
 	.map_io		= rx3715_map_io,
 	.reserve	= rx3715_reserve,
 	.init_irq	= s3c2440_init_irq,
diff --git a/arch/arm/mach-s3c/mach-smartq5.c b/arch/arm/mach-s3c/mach-smartq5.c
index 8c940227e8108..ce3fce0bba20e 100644
--- a/arch/arm/mach-s3c/mach-smartq5.c
+++ b/arch/arm/mach-s3c/mach-smartq5.c
@@ -14,7 +14,7 @@
 #include <asm/mach/arch.h>
 
 #include <video/samsung_fimd.h>
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "map.h"
 #include "regs-gpio.h"
 #include "gpio-samsung.h"
diff --git a/arch/arm/mach-s3c/mach-smartq7.c b/arch/arm/mach-s3c/mach-smartq7.c
index ab243969d6d07..78ca0e7047971 100644
--- a/arch/arm/mach-s3c/mach-smartq7.c
+++ b/arch/arm/mach-s3c/mach-smartq7.c
@@ -14,7 +14,7 @@
 #include <asm/mach/arch.h>
 
 #include <video/samsung_fimd.h>
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "map.h"
 #include "regs-gpio.h"
 #include "gpio-samsung.h"
diff --git a/arch/arm/mach-s3c/mach-smdk2410.c b/arch/arm/mach-s3c/mach-smdk2410.c
index ca83d5a7d1019..76b0a8846616e 100644
--- a/arch/arm/mach-s3c/mach-smdk2410.c
+++ b/arch/arm/mach-s3c/mach-smdk2410.c
@@ -104,6 +104,7 @@ MACHINE_START(SMDK2410, "SMDK2410") /* @TODO: request a new identifier and switc
 				    * to SMDK2410 */
 	/* Maintainer: Jonas Dietsche */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.map_io		= smdk2410_map_io,
 	.init_irq	= s3c2410_init_irq,
 	.init_machine	= smdk2410_init,
diff --git a/arch/arm/mach-s3c/mach-smdk2413.c b/arch/arm/mach-s3c/mach-smdk2413.c
index c43095b321d7e..f1f0ec174579b 100644
--- a/arch/arm/mach-s3c/mach-smdk2413.c
+++ b/arch/arm/mach-s3c/mach-smdk2413.c
@@ -129,6 +129,7 @@ static void __init smdk2413_machine_init(void)
 MACHINE_START(S3C2413, "S3C2413")
 	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2412,
 
 	.fixup		= smdk2413_fixup,
 	.init_irq	= s3c2412_init_irq,
@@ -140,6 +141,7 @@ MACHINE_END
 MACHINE_START(SMDK2412, "SMDK2412")
 	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2412,
 
 	.fixup		= smdk2413_fixup,
 	.init_irq	= s3c2412_init_irq,
@@ -151,6 +153,7 @@ MACHINE_END
 MACHINE_START(SMDK2413, "SMDK2413")
 	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2412,
 
 	.fixup		= smdk2413_fixup,
 	.init_irq	= s3c2412_init_irq,
diff --git a/arch/arm/mach-s3c/mach-smdk2416.c b/arch/arm/mach-s3c/mach-smdk2416.c
index 38b4a7cd41786..329fe26be2688 100644
--- a/arch/arm/mach-s3c/mach-smdk2416.c
+++ b/arch/arm/mach-s3c/mach-smdk2416.c
@@ -239,6 +239,7 @@ static void __init smdk2416_machine_init(void)
 MACHINE_START(SMDK2416, "SMDK2416")
 	/* Maintainer: Yauhen Kharuzhy <jekhor@gmail.com> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2416,
 
 	.init_irq	= s3c2416_init_irq,
 	.map_io		= smdk2416_map_io,
diff --git a/arch/arm/mach-s3c/mach-smdk2440.c b/arch/arm/mach-s3c/mach-smdk2440.c
index 392554b1eba20..6aea769ebde12 100644
--- a/arch/arm/mach-s3c/mach-smdk2440.c
+++ b/arch/arm/mach-s3c/mach-smdk2440.c
@@ -171,6 +171,7 @@ static void __init smdk2440_machine_init(void)
 MACHINE_START(S3C2440, "SMDK2440")
 	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2440,
 
 	.init_irq	= s3c2440_init_irq,
 	.map_io		= smdk2440_map_io,
diff --git a/arch/arm/mach-s3c/mach-smdk2443.c b/arch/arm/mach-s3c/mach-smdk2443.c
index 4c541a03e49e0..075140f8f760c 100644
--- a/arch/arm/mach-s3c/mach-smdk2443.c
+++ b/arch/arm/mach-s3c/mach-smdk2443.c
@@ -118,7 +118,7 @@ static void __init smdk2443_machine_init(void)
 MACHINE_START(SMDK2443, "SMDK2443")
 	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 	.atag_offset	= 0x100,
-
+	.nr_irqs	= NR_IRQS_S3C2443,
 	.init_irq	= s3c2443_init_irq,
 	.map_io		= smdk2443_map_io,
 	.init_machine	= smdk2443_machine_init,
diff --git a/arch/arm/mach-s3c/mach-smdk6400.c b/arch/arm/mach-s3c/mach-smdk6400.c
index 827221398d6c5..a3c1b2a82455e 100644
--- a/arch/arm/mach-s3c/mach-smdk6400.c
+++ b/arch/arm/mach-s3c/mach-smdk6400.c
@@ -22,7 +22,7 @@
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
 
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "map.h"
 
 #include "devs.h"
diff --git a/arch/arm/mach-s3c/mach-smdk6410.c b/arch/arm/mach-s3c/mach-smdk6410.c
index ae18c1375c9c5..e57b2bb614845 100644
--- a/arch/arm/mach-s3c/mach-smdk6410.c
+++ b/arch/arm/mach-s3c/mach-smdk6410.c
@@ -45,7 +45,7 @@
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
 
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "map.h"
 
 #include <asm/irq.h>
diff --git a/arch/arm/mach-s3c/mach-tct_hammer.c b/arch/arm/mach-s3c/mach-tct_hammer.c
index 2a61df316e8ce..93ab1abd8bd31 100644
--- a/arch/arm/mach-s3c/mach-tct_hammer.c
+++ b/arch/arm/mach-s3c/mach-tct_hammer.c
@@ -149,6 +149,7 @@ static void __init tct_hammer_init(void)
 
 MACHINE_START(TCT_HAMMER, "TCT_HAMMER")
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.map_io		= tct_hammer_map_io,
 	.init_irq	= s3c2410_init_irq,
 	.init_machine	= tct_hammer_init,
diff --git a/arch/arm/mach-s3c/mach-vr1000.c b/arch/arm/mach-s3c/mach-vr1000.c
index 3aa8c707f8a27..c85033e6ef8f9 100644
--- a/arch/arm/mach-s3c/mach-vr1000.c
+++ b/arch/arm/mach-s3c/mach-vr1000.c
@@ -356,6 +356,7 @@ static void __init vr1000_init(void)
 MACHINE_START(VR1000, "Thorcom-VR1000")
 	/* Maintainer: Ben Dooks <ben@simtec.co.uk> */
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2410,
 	.map_io		= vr1000_map_io,
 	.init_machine	= vr1000_init,
 	.init_irq	= s3c2410_init_irq,
diff --git a/arch/arm/mach-s3c/mach-vstms.c b/arch/arm/mach-s3c/mach-vstms.c
index ec024af7b0ce4..6f878418be3ed 100644
--- a/arch/arm/mach-s3c/mach-vstms.c
+++ b/arch/arm/mach-s3c/mach-vstms.c
@@ -156,6 +156,7 @@ static void __init vstms_init(void)
 
 MACHINE_START(VSTMS, "VSTMS")
 	.atag_offset	= 0x100,
+	.nr_irqs	= NR_IRQS_S3C2412,
 
 	.fixup		= vstms_fixup,
 	.init_irq	= s3c2412_init_irq,
diff --git a/arch/arm/mach-s3c/pl080.c b/arch/arm/mach-s3c/pl080.c
index 4730f080c7362..0a14f77b24c14 100644
--- a/arch/arm/mach-s3c/pl080.c
+++ b/arch/arm/mach-s3c/pl080.c
@@ -11,7 +11,7 @@
 #include <linux/of.h>
 
 #include "cpu.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "map.h"
 
 #include "regs-sys-s3c64xx.h"
diff --git a/arch/arm/mach-s3c/pm-core-s3c24xx.h b/arch/arm/mach-s3c/pm-core-s3c24xx.h
index bcb7978a4e85f..a71ed57110197 100644
--- a/arch/arm/mach-s3c/pm-core-s3c24xx.h
+++ b/arch/arm/mach-s3c/pm-core-s3c24xx.h
@@ -12,7 +12,7 @@
 
 #include "regs-clock.h"
 #include "regs-irq-s3c24xx.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 static inline void s3c_pm_debug_init_uart(void)
 {
diff --git a/arch/arm/mach-s3c/pm-s3c2412.c b/arch/arm/mach-s3c/pm-s3c2412.c
index 6a9604477c9ee..ed3b4cfc7c0f3 100644
--- a/arch/arm/mach-s3c/pm-s3c2412.c
+++ b/arch/arm/mach-s3c/pm-s3c2412.c
@@ -19,7 +19,7 @@
 #include <asm/cacheflush.h>
 #include <asm/irq.h>
 
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "regs-gpio.h"
 
 #include "cpu.h"
diff --git a/arch/arm/mach-s3c/pm-s3c64xx.c b/arch/arm/mach-s3c/pm-s3c64xx.c
index 4f1778123dee5..1770276a00f2a 100644
--- a/arch/arm/mach-s3c/pm-s3c64xx.c
+++ b/arch/arm/mach-s3c/pm-s3c64xx.c
@@ -15,7 +15,7 @@
 #include <linux/pm_domain.h>
 
 #include "map.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include "cpu.h"
 #include "devs.h"
diff --git a/arch/arm/mach-s3c/pm.c b/arch/arm/mach-s3c/pm.c
index c563bb9d92be0..06f019690d814 100644
--- a/arch/arm/mach-s3c/pm.c
+++ b/arch/arm/mach-s3c/pm.c
@@ -21,7 +21,7 @@
 #include "map.h"
 #include "regs-clock.h"
 #include "regs-irq.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 
 #include <asm/irq.h>
 
diff --git a/arch/arm/mach-s3c/s3c2443.c b/arch/arm/mach-s3c/s3c2443.c
index 08f9101442466..05c3c298b9f81 100644
--- a/arch/arm/mach-s3c/s3c2443.c
+++ b/arch/arm/mach-s3c/s3c2443.c
@@ -25,7 +25,7 @@
 
 #include "map.h"
 #include "gpio-samsung.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 #include <asm/irq.h>
 #include <asm/system_misc.h>
 
diff --git a/arch/arm/mach-s3c/s3c24xx.h b/arch/arm/mach-s3c/s3c24xx.h
index 5848bef5bb49b..34dd4ac507e9c 100644
--- a/arch/arm/mach-s3c/s3c24xx.h
+++ b/arch/arm/mach-s3c/s3c24xx.h
@@ -10,7 +10,7 @@
 #define __ARCH_ARM_MACH_S3C24XX_COMMON_H __FILE__
 
 #include <linux/reboot.h>
-#include <mach/irqs.h>
+#include "irqs.h"
 
 struct s3c2410_uartcfg;
 
diff --git a/arch/arm/mach-s3c/s3c64xx.c b/arch/arm/mach-s3c/s3c64xx.c
index 4dfb648142f2a..c89982dbb4187 100644
--- a/arch/arm/mach-s3c/s3c64xx.c
+++ b/arch/arm/mach-s3c/s3c64xx.c
@@ -36,7 +36,7 @@
 #include <asm/system_misc.h>
 
 #include "map.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 #include "regs-gpio.h"
 #include "gpio-samsung.h"
 
diff --git a/arch/arm/mach-s3c/simtec-usb.c b/arch/arm/mach-s3c/simtec-usb.c
index 18fe0642743a8..76cedb5c73734 100644
--- a/arch/arm/mach-s3c/simtec-usb.c
+++ b/arch/arm/mach-s3c/simtec-usb.c
@@ -24,7 +24,7 @@
 #include <asm/mach/irq.h>
 
 #include "gpio-samsung.h"
-#include <mach/irqs.h>
+#include "irqs.h"
 #include <asm/irq.h>
 
 #include <linux/platform_data/usb-ohci-s3c2410.h>