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ARM: S3C24XX: create dedicated irq init functions for s3c2440 and s3c2442

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s3c2440 and s3c2442 need separate init functions, as the s3c2440 contains
even more differing irqs that will be moved in the following patch.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Heiko Stuebner 2013-02-12 09:59:20 -08:00 committed by Kukjin Kim
parent 6f8d7ea275
commit ce6c164bf0
11 changed files with 38 additions and 40 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
arch/arm/mach-s3c24xx/common.h
View file

@ -73,6 +73,7 @@ extern void s3c244x_restart(char mode, const char *cmd);
#ifdef CONFIG_CPU_S3C2440
extern int s3c2440_init(void);
extern void s3c2440_map_io(void);
extern void s3c2440_init_irq(void);
#else
#define s3c2440_init NULL
#define s3c2440_map_io NULL
@ -81,6 +82,7 @@ extern void s3c2440_map_io(void);
#ifdef CONFIG_CPU_S3C2442
extern int s3c2442_init(void);
extern void s3c2442_map_io(void);
extern void s3c2442_init_irq(void);
#else
#define s3c2442_init NULL
#define s3c2442_map_io NULL

53
arch/arm/mach-s3c24xx/irq.c
View file

@ -783,10 +783,13 @@ static struct irq_chip s3c_irq_cam = {
.irq_ack = s3c_irq_cam_ack,
};
static int s3c244x_irq_add(struct device *dev, struct subsys_interface *sif)
#ifdef CONFIG_CPU_S3C2440
void __init s3c2440_init_irq(void)
{
unsigned int irqno;
s3c24xx_init_irq();
irq_set_chip_and_handler(IRQ_NFCON, &s3c_irq_level_chip,
handle_level_irq);
set_irq_flags(IRQ_NFCON, IRQF_VALID);
@ -802,36 +805,34 @@ static int s3c244x_irq_add(struct device *dev, struct subsys_interface *sif)
handle_level_irq);
set_irq_flags(irqno, IRQF_VALID);
}
return 0;
}
#endif
static struct subsys_interface s3c2440_irq_interface = {
.name = "s3c2440_irq",
.subsys = &s3c2440_subsys,
.add_dev = s3c244x_irq_add,
};
static int s3c2440_irq_init(void)
#ifdef CONFIG_CPU_S3C2442
void __init s3c2442_init_irq(void)
{
return subsys_interface_register(&s3c2440_irq_interface);
unsigned int irqno;
s3c24xx_init_irq();
irq_set_chip_and_handler(IRQ_NFCON, &s3c_irq_level_chip,
handle_level_irq);
set_irq_flags(IRQ_NFCON, IRQF_VALID);
/* add chained handler for camera */
irq_set_chip_and_handler(IRQ_CAM, &s3c_irq_level_chip,
handle_level_irq);
irq_set_chained_handler(IRQ_CAM, s3c_irq_demux_cam);
for (irqno = IRQ_S3C2440_CAM_C; irqno <= IRQ_S3C2440_CAM_P; irqno++) {
irq_set_chip_and_handler(irqno, &s3c_irq_cam,
handle_level_irq);
set_irq_flags(irqno, IRQF_VALID);
}
}
#endif
arch_initcall(s3c2440_irq_init);
static struct subsys_interface s3c2442_irq_interface = {
.name = "s3c2442_irq",
.subsys = &s3c2442_subsys,
.add_dev = s3c244x_irq_add,
};
static int s3c2442_irq_init(void)
{
return subsys_interface_register(&s3c2442_irq_interface);
}
arch_initcall(s3c2442_irq_init);
#endif
#ifdef CONFIG_CPU_S3C2443

2
arch/arm/mach-s3c24xx/mach-anubis.c
View file

@ -445,7 +445,7 @@ MACHINE_START(ANUBIS, "Simtec-Anubis")
.atag_offset = 0x100,
.map_io = anubis_map_io,
.init_machine = anubis_init,
.init_irq = s3c24xx_init_irq,
.init_irq = s3c2440_init_irq,
.init_time = samsung_timer_init,
.restart = s3c244x_restart,
MACHINE_END

2
arch/arm/mach-s3c24xx/mach-at2440evb.c
View file

@ -211,7 +211,7 @@ MACHINE_START(AT2440EVB, "AT2440EVB")
.atag_offset = 0x100,
.map_io = at2440evb_map_io,
.init_machine = at2440evb_init,
.init_irq = s3c24xx_init_irq,
.init_irq = s3c2440_init_irq,
.init_time = samsung_timer_init,
.restart = s3c244x_restart,
MACHINE_END

2
arch/arm/mach-s3c24xx/mach-gta02.c
View file

@ -589,7 +589,7 @@ MACHINE_START(NEO1973_GTA02, "GTA02")
/* Maintainer: Nelson Castillo <arhuaco@freaks-unidos.net> */
.atag_offset = 0x100,
.map_io = gta02_map_io,
.init_irq = s3c24xx_init_irq,
.init_irq = s3c2442_init_irq,
.init_machine = gta02_machine_init,
.init_time = samsung_timer_init,
.restart = s3c244x_restart,

2
arch/arm/mach-s3c24xx/mach-mini2440.c
View file

@ -688,7 +688,7 @@ MACHINE_START(MINI2440, "MINI2440")
.atag_offset = 0x100,
.map_io = mini2440_map_io,
.init_machine = mini2440_init,
.init_irq = s3c24xx_init_irq,
.init_irq = s3c2440_init_irq,
.init_time = samsung_timer_init,
.restart = s3c244x_restart,
MACHINE_END

2
arch/arm/mach-s3c24xx/mach-nexcoder.c
View file

@ -152,7 +152,7 @@ MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
.atag_offset = 0x100,
.map_io = nexcoder_map_io,
.init_machine = nexcoder_init,
.init_irq = s3c24xx_init_irq,
.init_irq = s3c2440_init_irq,
.init_time = samsung_timer_init,
.restart = s3c244x_restart,
MACHINE_END

2
arch/arm/mach-s3c24xx/mach-osiris.c
View file

@ -426,7 +426,7 @@ MACHINE_START(OSIRIS, "Simtec-OSIRIS")
/* Maintainer: Ben Dooks <ben@simtec.co.uk> */
.atag_offset = 0x100,
.map_io = osiris_map_io,
.init_irq = s3c24xx_init_irq,
.init_irq = s3c2440_init_irq,
.init_machine = osiris_init,
.init_time = samsung_timer_init,
.restart = s3c244x_restart,

2
arch/arm/mach-s3c24xx/mach-rx1950.c
View file

@ -813,7 +813,7 @@ MACHINE_START(RX1950, "HP iPAQ RX1950")
.atag_offset = 0x100,
.map_io = rx1950_map_io,
.reserve = rx1950_reserve,
.init_irq = s3c24xx_init_irq,
.init_irq = s3c2442_init_irq,
.init_machine = rx1950_init_machine,
.init_time = samsung_timer_init,
.restart = s3c244x_restart,

7
arch/arm/mach-s3c24xx/mach-rx3715.c
View file

@ -190,11 +190,6 @@ static void __init rx3715_reserve(void)
memblock_reserve(0x30081000, 0x1000);
}
static void __init rx3715_init_irq(void)
{
s3c24xx_init_irq();
}
static void __init rx3715_init_machine(void)
{
#ifdef CONFIG_PM_H1940
@ -212,7 +207,7 @@ MACHINE_START(RX3715, "IPAQ-RX3715")
.atag_offset = 0x100,
.map_io = rx3715_map_io,
.reserve = rx3715_reserve,
.init_irq = rx3715_init_irq,
.init_irq = s3c2440_init_irq,
.init_machine = rx3715_init_machine,
.init_time = samsung_timer_init,
.restart = s3c244x_restart,

2
arch/arm/mach-s3c24xx/mach-smdk2440.c
View file

@ -177,7 +177,7 @@ MACHINE_START(S3C2440, "SMDK2440")
/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
.atag_offset = 0x100,
.init_irq = s3c24xx_init_irq,
.init_irq = s3c2440_init_irq,
.map_io = smdk2440_map_io,
.init_machine = smdk2440_machine_init,
.init_time = samsung_timer_init,