diff options
Diffstat (limited to 'arch/arm/plat-s3c64xx/irq-eint.c')
| -rw-r--r-- | arch/arm/plat-s3c64xx/irq-eint.c | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/arch/arm/plat-s3c64xx/irq-eint.c b/arch/arm/plat-s3c64xx/irq-eint.c index ebb305c..47e5155 100644 --- a/arch/arm/plat-s3c64xx/irq-eint.c +++ b/arch/arm/plat-s3c64xx/irq-eint.c @@ -14,30 +14,19 @@ #include <linux/kernel.h> #include <linux/interrupt.h> +#include <linux/gpio.h> #include <linux/irq.h> #include <linux/io.h> #include <asm/hardware/vic.h> #include <plat/regs-irqtype.h> +#include <plat/regs-gpio.h> +#include <plat/gpio-cfg.h> #include <mach/map.h> #include <plat/cpu.h> -/* GPIO is 0x7F008xxx, */ -#define S3C64XX_GPIOREG(x) (S3C64XX_VA_GPIO + (x)) - -#define S3C64XX_EINT0CON0 S3C64XX_GPIOREG(0x900) -#define S3C64XX_EINT0CON1 S3C64XX_GPIOREG(0x904) -#define S3C64XX_EINT0FLTCON0 S3C64XX_GPIOREG(0x910) -#define S3C64XX_EINT0FLTCON1 S3C64XX_GPIOREG(0x914) -#define S3C64XX_EINT0FLTCON2 S3C64XX_GPIOREG(0x918) -#define S3C64XX_EINT0FLTCON3 S3C64XX_GPIOREG(0x91C) - -#define S3C64XX_EINT0MASK S3C64XX_GPIOREG(0x920) -#define S3C64XX_EINT0PEND S3C64XX_GPIOREG(0x924) - - #define eint_offset(irq) ((irq) - IRQ_EINT(0)) #define eint_irq_to_bit(irq) (1 << eint_offset(irq)) @@ -74,6 +63,7 @@ static void s3c_irq_eint_maskack(unsigned int irq) static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type) { int offs = eint_offset(irq); + int pin; int shift; u32 ctrl, mask; u32 newvalue = 0; @@ -125,6 +115,15 @@ static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type) ctrl |= newvalue << shift; __raw_writel(ctrl, reg); + /* set the GPIO pin appropriately */ + + if (offs < 23) + pin = S3C64XX_GPN(offs); + else + pin = S3C64XX_GPM(offs - 23); + + s3c_gpio_cfgpin(pin, S3C_GPIO_SFN(2)); + return 0; } @@ -181,7 +180,7 @@ static void s3c_irq_demux_eint20_27(unsigned int irq, struct irq_desc *desc) s3c_irq_demux_eint(20, 27); } -int __init s3c64xx_init_irq_eint(void) +static int __init s3c64xx_init_irq_eint(void) { int irq; |