This is needed to further clean up the irq init.
The only change made during the move is the renaming of the
possibly conflicting irq_save to irq2_save
Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
---
arch/arm/mach-s3c24xx/Makefile | 2 +-
arch/arm/mach-s3c24xx/irq-s3c2416.c | 348 -----------------------------------
arch/arm/plat-s3c24xx/irq.c | 309 +++++++++++++++++++++++++++++++
3 files changed, 310 insertions(+), 349 deletions(-)
delete mode 100644 arch/arm/mach-s3c24xx/irq-s3c2416.c
diff --git a/arch/arm/mach-s3c24xx/Makefile b/arch/arm/mach-s3c24xx/Makefile
index 3e1d12c..30904c9 100644
--- a/arch/arm/mach-s3c24xx/Makefile
+++ b/arch/arm/mach-s3c24xx/Makefile
@@ -25,7 +25,7 @@ obj-$(CONFIG_S3C2412_DMA) += dma-s3c2412.o
obj-$(CONFIG_S3C2412_PM) += pm-s3c2412.o
obj-$(CONFIG_S3C2412_PM_SLEEP) += sleep-s3c2412.o
-obj-$(CONFIG_CPU_S3C2416) += s3c2416.o irq-s3c2416.o clock-s3c2416.o
+obj-$(CONFIG_CPU_S3C2416) += s3c2416.o clock-s3c2416.o
obj-$(CONFIG_S3C2416_PM) += pm-s3c2416.o
obj-$(CONFIG_CPU_S3C2440) += s3c2440.o irq-s3c2440.o clock-s3c2440.o
diff --git a/arch/arm/mach-s3c24xx/irq-s3c2416.c b/arch/arm/mach-s3c24xx/irq-s3c2416.c
deleted file mode 100644
index ff141b0..0000000
--- a/arch/arm/mach-s3c24xx/irq-s3c2416.c
+++ /dev/null
@@ -1,348 +0,0 @@
-/* linux/arch/arm/mach-s3c2416/irq.c
- *
- * Copyright (c) 2009 Yauhen Kharuzhy <jekhor@xxxxxxxxx>,
- * as part of OpenInkpot project
- * Copyright (c) 2009 Promwad Innovation Company
- * Yauhen Kharuzhy <yauhen.kharuzhy@xxxxxxxxxxx>
- *
- * 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/module.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/device.h>
-#include <linux/io.h>
-#include <linux/syscore_ops.h>
-
-#include <mach/hardware.h>
-#include <asm/irq.h>
-
-#include <asm/mach/irq.h>
-
-#include <mach/regs-irq.h>
-#include <mach/regs-gpio.h>
-
-#include <plat/cpu.h>
-#include <plat/pm.h>
-#include <plat/irq.h>
-
-#define INTMSK(start, end) ((1 << ((end) + 1 - (start))) - 1)
-
-static inline void s3c2416_irq_demux(unsigned int irq, unsigned int len)
-{
- unsigned int subsrc, submsk;
- unsigned int end;
-
- /* read the current pending interrupts, and the mask
- * for what it is available */
-
- subsrc = __raw_readl(S3C2410_SUBSRCPND);
- submsk = __raw_readl(S3C2410_INTSUBMSK);
-
- subsrc &= ~submsk;
- subsrc >>= (irq - S3C2410_IRQSUB(0));
- subsrc &= (1 << len)-1;
-
- end = len + irq;
-
- for (; irq < end && subsrc; irq++) {
- if (subsrc & 1)
- generic_handle_irq(irq);
-
- subsrc >>= 1;
- }
-}
-
-/* WDT/AC97 sub interrupts */
-
-static void s3c2416_irq_demux_wdtac97(unsigned int irq, struct irq_desc *desc)
-{
- s3c2416_irq_demux(IRQ_S3C2443_WDT, 4);
-}
-
-#define INTMSK_WDTAC97 (1UL << (IRQ_WDT - IRQ_EINT0))
-#define SUBMSK_WDTAC97 INTMSK(IRQ_S3C2443_WDT, IRQ_S3C2443_AC97)
-
-static void s3c2416_irq_wdtac97_mask(struct irq_data *data)
-{
- s3c_irqsub_mask(data->irq, INTMSK_WDTAC97, SUBMSK_WDTAC97);
-}
-
-static void s3c2416_irq_wdtac97_unmask(struct irq_data *data)
-{
- s3c_irqsub_unmask(data->irq, INTMSK_WDTAC97);
-}
-
-static void s3c2416_irq_wdtac97_ack(struct irq_data *data)
-{
- s3c_irqsub_maskack(data->irq, INTMSK_WDTAC97, SUBMSK_WDTAC97);
-}
-
-static struct irq_chip s3c2416_irq_wdtac97 = {
- .irq_mask = s3c2416_irq_wdtac97_mask,
- .irq_unmask = s3c2416_irq_wdtac97_unmask,
- .irq_ack = s3c2416_irq_wdtac97_ack,
-};
-
-/* LCD sub interrupts */
-
-static void s3c2416_irq_demux_lcd(unsigned int irq, struct irq_desc *desc)
-{
- s3c2416_irq_demux(IRQ_S3C2443_LCD1, 4);
-}
-
-#define INTMSK_LCD (1UL << (IRQ_LCD - IRQ_EINT0))
-#define SUBMSK_LCD INTMSK(IRQ_S3C2443_LCD1, IRQ_S3C2443_LCD4)
-
-static void s3c2416_irq_lcd_mask(struct irq_data *data)
-{
- s3c_irqsub_mask(data->irq, INTMSK_LCD, SUBMSK_LCD);
-}
-
-static void s3c2416_irq_lcd_unmask(struct irq_data *data)
-{
- s3c_irqsub_unmask(data->irq, INTMSK_LCD);
-}
-
-static void s3c2416_irq_lcd_ack(struct irq_data *data)
-{
- s3c_irqsub_maskack(data->irq, INTMSK_LCD, SUBMSK_LCD);
-}
-
-static struct irq_chip s3c2416_irq_lcd = {
- .irq_mask = s3c2416_irq_lcd_mask,
- .irq_unmask = s3c2416_irq_lcd_unmask,
- .irq_ack = s3c2416_irq_lcd_ack,
-};
-
-/* DMA sub interrupts */
-
-static void s3c2416_irq_demux_dma(unsigned int irq, struct irq_desc *desc)
-{
- s3c2416_irq_demux(IRQ_S3C2443_DMA0, 6);
-}
-
-#define INTMSK_DMA (1UL << (IRQ_S3C2443_DMA - IRQ_EINT0))
-#define SUBMSK_DMA INTMSK(IRQ_S3C2443_DMA0, IRQ_S3C2443_DMA5)
-
-
-static void s3c2416_irq_dma_mask(struct irq_data *data)
-{
- s3c_irqsub_mask(data->irq, INTMSK_DMA, SUBMSK_DMA);
-}
-
-static void s3c2416_irq_dma_unmask(struct irq_data *data)
-{
- s3c_irqsub_unmask(data->irq, INTMSK_DMA);
-}
-
-static void s3c2416_irq_dma_ack(struct irq_data *data)
-{
- s3c_irqsub_maskack(data->irq, INTMSK_DMA, SUBMSK_DMA);
-}
-
-static struct irq_chip s3c2416_irq_dma = {
- .irq_mask = s3c2416_irq_dma_mask,
- .irq_unmask = s3c2416_irq_dma_unmask,
- .irq_ack = s3c2416_irq_dma_ack,
-};
-
-/* UART3 sub interrupts */
-
-static void s3c2416_irq_demux_uart3(unsigned int irq, struct irq_desc *desc)
-{
- s3c2416_irq_demux(IRQ_S3C2443_RX3, 3);
-}
-
-#define INTMSK_UART3 (1UL << (IRQ_S3C2443_UART3 - IRQ_EINT0))
-#define SUBMSK_UART3 (0x7 << (IRQ_S3C2443_RX3 - S3C2410_IRQSUB(0)))
-
-static void s3c2416_irq_uart3_mask(struct irq_data *data)
-{
- s3c_irqsub_mask(data->irq, INTMSK_UART3, SUBMSK_UART3);
-}
-
-static void s3c2416_irq_uart3_unmask(struct irq_data *data)
-{
- s3c_irqsub_unmask(data->irq, INTMSK_UART3);
-}
-
-static void s3c2416_irq_uart3_ack(struct irq_data *data)
-{
- s3c_irqsub_maskack(data->irq, INTMSK_UART3, SUBMSK_UART3);
-}
-
-static struct irq_chip s3c2416_irq_uart3 = {
- .irq_mask = s3c2416_irq_uart3_mask,
- .irq_unmask = s3c2416_irq_uart3_unmask,
- .irq_ack = s3c2416_irq_uart3_ack,
-};
-
-/* second interrupt register */
-
-static inline void s3c2416_irq_ack_second(struct irq_data *data)
-{
- unsigned long bitval = 1UL << (data->irq - IRQ_S3C2416_2D);
-
- __raw_writel(bitval, S3C2416_SRCPND2);
- __raw_writel(bitval, S3C2416_INTPND2);
-}
-
-static void s3c2416_irq_mask_second(struct irq_data *data)
-{
- unsigned long bitval = 1UL << (data->irq - IRQ_S3C2416_2D);
- unsigned long mask;
-
- mask = __raw_readl(S3C2416_INTMSK2);
- mask |= bitval;
- __raw_writel(mask, S3C2416_INTMSK2);
-}
-
-static void s3c2416_irq_unmask_second(struct irq_data *data)
-{
- unsigned long bitval = 1UL << (data->irq - IRQ_S3C2416_2D);
- unsigned long mask;
-
- mask = __raw_readl(S3C2416_INTMSK2);
- mask &= ~bitval;
- __raw_writel(mask, S3C2416_INTMSK2);
-}
-
-struct irq_chip s3c2416_irq_second = {
- .irq_ack = s3c2416_irq_ack_second,
- .irq_mask = s3c2416_irq_mask_second,
- .irq_unmask = s3c2416_irq_unmask_second,
-};
-
-
-/* IRQ initialisation code */
-
-static int s3c2416_add_sub(unsigned int base,
- void (*demux)(unsigned int,
- struct irq_desc *),
- struct irq_chip *chip,
- unsigned int start, unsigned int end)
-{
- unsigned int irqno;
-
- irq_set_chip_and_handler(base, &s3c_irq_level_chip, handle_level_irq);
- irq_set_chained_handler(base, demux);
-
- for (irqno = start; irqno <= end; irqno++) {
- irq_set_chip_and_handler(irqno, chip, handle_level_irq);
- set_irq_flags(irqno, IRQF_VALID);
- }
-
- return 0;
-}
-
-static void s3c2416_irq_add_second(void)
-{
- unsigned long pend;
- unsigned long last;
- int irqno;
- int i;
-
- /* first, clear all interrupts pending... */
- last = 0;
- for (i = 0; i < 4; i++) {
- pend = __raw_readl(S3C2416_INTPND2);
-
- if (pend == 0 || pend == last)
- break;
-
- __raw_writel(pend, S3C2416_SRCPND2);
- __raw_writel(pend, S3C2416_INTPND2);
- printk(KERN_INFO "irq: clearing pending status %08x\n",
- (int)pend);
- last = pend;
- }
-
- for (irqno = IRQ_S3C2416_2D; irqno <= IRQ_S3C2416_I2S1; irqno++) {
- switch (irqno) {
- case IRQ_S3C2416_RESERVED2:
- case IRQ_S3C2416_RESERVED3:
- /* no IRQ here */
- break;
- default:
- irq_set_chip_and_handler(irqno, &s3c2416_irq_second,
- handle_edge_irq);
- set_irq_flags(irqno, IRQF_VALID);
- }
- }
-}
-
-static int s3c2416_irq_add(struct device *dev,
- struct subsys_interface *sif)
-{
- printk(KERN_INFO "S3C2416: IRQ Support\n");
-
- s3c2416_add_sub(IRQ_LCD, s3c2416_irq_demux_lcd, &s3c2416_irq_lcd,
- IRQ_S3C2443_LCD2, IRQ_S3C2443_LCD4);
-
- s3c2416_add_sub(IRQ_S3C2443_DMA, s3c2416_irq_demux_dma,
- &s3c2416_irq_dma, IRQ_S3C2443_DMA0, IRQ_S3C2443_DMA5);
-
- s3c2416_add_sub(IRQ_S3C2443_UART3, s3c2416_irq_demux_uart3,
- &s3c2416_irq_uart3,
- IRQ_S3C2443_RX3, IRQ_S3C2443_ERR3);
-
- s3c2416_add_sub(IRQ_WDT, s3c2416_irq_demux_wdtac97,
- &s3c2416_irq_wdtac97,
- IRQ_S3C2443_WDT, IRQ_S3C2443_AC97);
-
- s3c2416_irq_add_second();
-
- return 0;
-}
-
-static struct subsys_interface s3c2416_irq_interface = {
- .name = "s3c2416_irq",
- .subsys = &s3c2416_subsys,
- .add_dev = s3c2416_irq_add,
-};
-
-static int __init s3c2416_irq_init(void)
-{
- return subsys_interface_register(&s3c2416_irq_interface);
-}
-
-arch_initcall(s3c2416_irq_init);
-
-#ifdef CONFIG_PM
-static struct sleep_save irq_save[] = {
- SAVE_ITEM(S3C2416_INTMSK2),
-};
-
-int s3c2416_irq_suspend(void)
-{
- s3c_pm_do_save(irq_save, ARRAY_SIZE(irq_save));
-
- return 0;
-}
-
-void s3c2416_irq_resume(void)
-{
- s3c_pm_do_restore(irq_save, ARRAY_SIZE(irq_save));
-}
-
-struct syscore_ops s3c2416_irq_syscore_ops = {
- .suspend = s3c2416_irq_suspend,
- .resume = s3c2416_irq_resume,
-};
-#endif
diff --git a/arch/arm/plat-s3c24xx/irq.c b/arch/arm/plat-s3c24xx/irq.c
index bac8053..febbe2c 100644
--- a/arch/arm/plat-s3c24xx/irq.c
+++ b/arch/arm/plat-s3c24xx/irq.c
@@ -761,3 +761,312 @@ struct syscore_ops s3c24xx_irq_syscore_ops = {
.resume = s3c24xx_irq_resume,
};
#endif
+
+#ifdef CONFIG_CPU_S3C2416
+#define INTMSK(start, end) ((1 << ((end) + 1 - (start))) - 1)
+
+static inline void s3c2416_irq_demux(unsigned int irq, unsigned int len)
+{
+ unsigned int subsrc, submsk;
+ unsigned int end;
+
+ /* read the current pending interrupts, and the mask
+ * for what it is available */
+
+ subsrc = __raw_readl(S3C2410_SUBSRCPND);
+ submsk = __raw_readl(S3C2410_INTSUBMSK);
+
+ subsrc &= ~submsk;
+ subsrc >>= (irq - S3C2410_IRQSUB(0));
+ subsrc &= (1 << len)-1;
+
+ end = len + irq;
+
+ for (; irq < end && subsrc; irq++) {
+ if (subsrc & 1)
+ generic_handle_irq(irq);
+
+ subsrc >>= 1;
+ }
+}
+
+/* WDT/AC97 sub interrupts */
+
+static void s3c2416_irq_demux_wdtac97(unsigned int irq, struct irq_desc *desc)
+{
+ s3c2416_irq_demux(IRQ_S3C2443_WDT, 4);
+}
+
+#define INTMSK_WDTAC97 (1UL << (IRQ_WDT - IRQ_EINT0))
+#define SUBMSK_WDTAC97 INTMSK(IRQ_S3C2443_WDT, IRQ_S3C2443_AC97)
+
+static void s3c2416_irq_wdtac97_mask(struct irq_data *data)
+{
+ s3c_irqsub_mask(data->irq, INTMSK_WDTAC97, SUBMSK_WDTAC97);
+}
+
+static void s3c2416_irq_wdtac97_unmask(struct irq_data *data)
+{
+ s3c_irqsub_unmask(data->irq, INTMSK_WDTAC97);
+}
+
+static void s3c2416_irq_wdtac97_ack(struct irq_data *data)
+{
+ s3c_irqsub_maskack(data->irq, INTMSK_WDTAC97, SUBMSK_WDTAC97);
+}
+
+static struct irq_chip s3c2416_irq_wdtac97 = {
+ .irq_mask = s3c2416_irq_wdtac97_mask,
+ .irq_unmask = s3c2416_irq_wdtac97_unmask,
+ .irq_ack = s3c2416_irq_wdtac97_ack,
+};
+
+/* LCD sub interrupts */
+
+static void s3c2416_irq_demux_lcd(unsigned int irq, struct irq_desc *desc)
+{
+ s3c2416_irq_demux(IRQ_S3C2443_LCD1, 4);
+}
+
+#define INTMSK_LCD (1UL << (IRQ_LCD - IRQ_EINT0))
+#define SUBMSK_LCD INTMSK(IRQ_S3C2443_LCD1, IRQ_S3C2443_LCD4)
+
+static void s3c2416_irq_lcd_mask(struct irq_data *data)
+{
+ s3c_irqsub_mask(data->irq, INTMSK_LCD, SUBMSK_LCD);
+}
+
+static void s3c2416_irq_lcd_unmask(struct irq_data *data)
+{
+ s3c_irqsub_unmask(data->irq, INTMSK_LCD);
+}
+
+static void s3c2416_irq_lcd_ack(struct irq_data *data)
+{
+ s3c_irqsub_maskack(data->irq, INTMSK_LCD, SUBMSK_LCD);
+}
+
+static struct irq_chip s3c2416_irq_lcd = {
+ .irq_mask = s3c2416_irq_lcd_mask,
+ .irq_unmask = s3c2416_irq_lcd_unmask,
+ .irq_ack = s3c2416_irq_lcd_ack,
+};
+
+/* DMA sub interrupts */
+
+static void s3c2416_irq_demux_dma(unsigned int irq, struct irq_desc *desc)
+{
+ s3c2416_irq_demux(IRQ_S3C2443_DMA0, 6);
+}
+
+#define INTMSK_DMA (1UL << (IRQ_S3C2443_DMA - IRQ_EINT0))
+#define SUBMSK_DMA INTMSK(IRQ_S3C2443_DMA0, IRQ_S3C2443_DMA5)
+
+
+static void s3c2416_irq_dma_mask(struct irq_data *data)
+{
+ s3c_irqsub_mask(data->irq, INTMSK_DMA, SUBMSK_DMA);
+}
+
+static void s3c2416_irq_dma_unmask(struct irq_data *data)
+{
+ s3c_irqsub_unmask(data->irq, INTMSK_DMA);
+}
+
+static void s3c2416_irq_dma_ack(struct irq_data *data)
+{
+ s3c_irqsub_maskack(data->irq, INTMSK_DMA, SUBMSK_DMA);
+}
+
+static struct irq_chip s3c2416_irq_dma = {
+ .irq_mask = s3c2416_irq_dma_mask,
+ .irq_unmask = s3c2416_irq_dma_unmask,
+ .irq_ack = s3c2416_irq_dma_ack,
+};
+
+/* UART3 sub interrupts */
+
+static void s3c2416_irq_demux_uart3(unsigned int irq, struct irq_desc *desc)
+{
+ s3c2416_irq_demux(IRQ_S3C2443_RX3, 3);
+}
+
+#define INTMSK_UART3 (1UL << (IRQ_S3C2443_UART3 - IRQ_EINT0))
+#define SUBMSK_UART3 (0x7 << (IRQ_S3C2443_RX3 - S3C2410_IRQSUB(0)))
+
+static void s3c2416_irq_uart3_mask(struct irq_data *data)
+{
+ s3c_irqsub_mask(data->irq, INTMSK_UART3, SUBMSK_UART3);
+}
+
+static void s3c2416_irq_uart3_unmask(struct irq_data *data)
+{
+ s3c_irqsub_unmask(data->irq, INTMSK_UART3);
+}
+
+static void s3c2416_irq_uart3_ack(struct irq_data *data)
+{
+ s3c_irqsub_maskack(data->irq, INTMSK_UART3, SUBMSK_UART3);
+}
+
+static struct irq_chip s3c2416_irq_uart3 = {
+ .irq_mask = s3c2416_irq_uart3_mask,
+ .irq_unmask = s3c2416_irq_uart3_unmask,
+ .irq_ack = s3c2416_irq_uart3_ack,
+};
+
+/* second interrupt register */
+
+static inline void s3c2416_irq_ack_second(struct irq_data *data)
+{
+ unsigned long bitval = 1UL << (data->irq - IRQ_S3C2416_2D);
+
+ __raw_writel(bitval, S3C2416_SRCPND2);
+ __raw_writel(bitval, S3C2416_INTPND2);
+}
+
+static void s3c2416_irq_mask_second(struct irq_data *data)
+{
+ unsigned long bitval = 1UL << (data->irq - IRQ_S3C2416_2D);
+ unsigned long mask;
+
+ mask = __raw_readl(S3C2416_INTMSK2);
+ mask |= bitval;
+ __raw_writel(mask, S3C2416_INTMSK2);
+}
+
+static void s3c2416_irq_unmask_second(struct irq_data *data)
+{
+ unsigned long bitval = 1UL << (data->irq - IRQ_S3C2416_2D);
+ unsigned long mask;
+
+ mask = __raw_readl(S3C2416_INTMSK2);
+ mask &= ~bitval;
+ __raw_writel(mask, S3C2416_INTMSK2);
+}
+
+struct irq_chip s3c2416_irq_second = {
+ .irq_ack = s3c2416_irq_ack_second,
+ .irq_mask = s3c2416_irq_mask_second,
+ .irq_unmask = s3c2416_irq_unmask_second,
+};
+
+
+/* IRQ initialisation code */
+
+static int s3c2416_add_sub(unsigned int base,
+ void (*demux)(unsigned int,
+ struct irq_desc *),
+ struct irq_chip *chip,
+ unsigned int start, unsigned int end)
+{
+ unsigned int irqno;
+
+ irq_set_chip_and_handler(base, &s3c_irq_level_chip, handle_level_irq);
+ irq_set_chained_handler(base, demux);
+
+ for (irqno = start; irqno <= end; irqno++) {
+ irq_set_chip_and_handler(irqno, chip, handle_level_irq);
+ set_irq_flags(irqno, IRQF_VALID);
+ }
+
+ return 0;
+}
+
+static void s3c2416_irq_add_second(void)
+{
+ unsigned long pend;
+ unsigned long last;
+ int irqno;
+ int i;
+
+ /* first, clear all interrupts pending... */
+ last = 0;
+ for (i = 0; i < 4; i++) {
+ pend = __raw_readl(S3C2416_INTPND2);
+
+ if (pend == 0 || pend == last)
+ break;
+
+ __raw_writel(pend, S3C2416_SRCPND2);
+ __raw_writel(pend, S3C2416_INTPND2);
+ printk(KERN_INFO "irq: clearing pending status %08x\n",
+ (int)pend);
+ last = pend;
+ }
+
+ for (irqno = IRQ_S3C2416_2D; irqno <= IRQ_S3C2416_I2S1; irqno++) {
+ switch (irqno) {
+ case IRQ_S3C2416_RESERVED2:
+ case IRQ_S3C2416_RESERVED3:
+ /* no IRQ here */
+ break;
+ default:
+ irq_set_chip_and_handler(irqno, &s3c2416_irq_second,
+ handle_edge_irq);
+ set_irq_flags(irqno, IRQF_VALID);
+ }
+ }
+}
+
+static int s3c2416_irq_add(struct device *dev,
+ struct subsys_interface *sif)
+{
+ printk(KERN_INFO "S3C2416: IRQ Support\n");
+
+ s3c2416_add_sub(IRQ_LCD, s3c2416_irq_demux_lcd, &s3c2416_irq_lcd,
+ IRQ_S3C2443_LCD2, IRQ_S3C2443_LCD4);
+
+ s3c2416_add_sub(IRQ_S3C2443_DMA, s3c2416_irq_demux_dma,
+ &s3c2416_irq_dma, IRQ_S3C2443_DMA0, IRQ_S3C2443_DMA5);
+
+ s3c2416_add_sub(IRQ_S3C2443_UART3, s3c2416_irq_demux_uart3,
+ &s3c2416_irq_uart3,
+ IRQ_S3C2443_RX3, IRQ_S3C2443_ERR3);
+
+ s3c2416_add_sub(IRQ_WDT, s3c2416_irq_demux_wdtac97,
+ &s3c2416_irq_wdtac97,
+ IRQ_S3C2443_WDT, IRQ_S3C2443_AC97);
+
+ s3c2416_irq_add_second();
+
+ return 0;
+}
+
+static struct subsys_interface s3c2416_irq_interface = {
+ .name = "s3c2416_irq",
+ .subsys = &s3c2416_subsys,
+ .add_dev = s3c2416_irq_add,
+};
+
+static int __init s3c2416_irq_init(void)
+{
+ return subsys_interface_register(&s3c2416_irq_interface);
+}
+
+arch_initcall(s3c2416_irq_init);
+
+#ifdef CONFIG_PM
+static struct sleep_save irq2_save[] = {
+ SAVE_ITEM(S3C2416_INTMSK2),
+};
+
+int s3c2416_irq_suspend(void)
+{
+ s3c_pm_do_save(irq2_save, ARRAY_SIZE(irq2_save));
+
+ return 0;
+}
+
+void s3c2416_irq_resume(void)
+{
+ s3c_pm_do_restore(irq2_save, ARRAY_SIZE(irq2_save));
+}
+
+struct syscore_ops s3c2416_irq_syscore_ops = {
+ .suspend = s3c2416_irq_suspend,
+ .resume = s3c2416_irq_resume,
+};
+#endif
+
+#endif
--
1.7.2.3
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