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[ARM] 3374/1: ep93xx: gpio interrupt support

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Patch from Lennert Buytenhek

Add GPIO interrupt support for the first 16 GPIO lines (port A
and B.)

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Lennert Buytenhek 2006-03-20 21:02:37 +00:00 • committed by Russell King
commit bd20ff5793
3 changed files with 146 additions and 1 deletions
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10
include/asm-arm/arch-ep93xx/ep93xx-regs.h
View file

@ -72,6 +72,16 @@
#define EP93XX_GPIO_BASE (EP93XX_APB_VIRT_BASE + 0x00040000)
#define EP93XX_GPIO_REG(x) (EP93XX_GPIO_BASE + (x))
#define EP93XX_GPIO_A_INT_TYPE1 EP93XX_GPIO_REG(0x90)
#define EP93XX_GPIO_A_INT_TYPE2 EP93XX_GPIO_REG(0x94)
#define EP93XX_GPIO_A_INT_ACK EP93XX_GPIO_REG(0x98)
#define EP93XX_GPIO_A_INT_ENABLE EP93XX_GPIO_REG(0x9c)
#define EP93XX_GPIO_A_INT_STATUS EP93XX_GPIO_REG(0xa0)
#define EP93XX_GPIO_B_INT_TYPE1 EP93XX_GPIO_REG(0xac)
#define EP93XX_GPIO_B_INT_TYPE2 EP93XX_GPIO_REG(0xb0)
#define EP93XX_GPIO_B_INT_ACK EP93XX_GPIO_REG(0xb4)
#define EP93XX_GPIO_B_INT_ENABLE EP93XX_GPIO_REG(0xb8)
#define EP93XX_GPIO_B_INT_STATUS EP93XX_GPIO_REG(0xbc)
#define EP93XX_AAC_BASE (EP93XX_APB_VIRT_BASE + 0x00080000)

4
include/asm-arm/arch-ep93xx/irqs.h
View file

@ -67,7 +67,9 @@
#define IRQ_EP93XX_SAI 60
#define EP93XX_VIC2_VALID_IRQ_MASK 0x1fffffff
#define NR_EP93XX_IRQS 64
#define IRQ_EP93XX_GPIO(x) (64 + (x))
#define NR_EP93XX_IRQS IRQ_EP93XX_GPIO(16)
#define EP93XX_BOARD_IRQ(x) (NR_EP93XX_IRQS + (x))
#define EP93XX_BOARD_IRQS 32