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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-10 02:39:22 +0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-10 02:39:22 +0400 |
commit | 2ac9d7aaccbd598b5bd19ac40761b723bb675442 (patch) | |
tree | 09132a44e33798aaa5e80f10bf025b510015cab3 /arch/arm/mach-pxa/irq.c | |
parent | 5ede3ceb7b2c2843e153a1803edbdc8c56655950 (diff) | |
parent | dcf7ec5ee62a78123057a1e286c88ca739717409 (diff) | |
download | linux-2ac9d7aaccbd598b5bd19ac40761b723bb675442.tar.xz |
Merge tag 'drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Driver specific changes
Again, a lot of platforms have changes in here: pxa, samsung, omap,
at91, imx, ...
* tag 'drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (54 commits)
ARM: sa1100: clean up of the clock support
ARM: pxa: add dummy clock for sa1100-rtc
RTC: sa1100: support sa1100, pxa and mmp soc families
RTC: sa1100: remove redundant code of setting alarm
RTC: sa1100: Clean out ost register
Input: zylonite-wm97xx - replace IRQ_GPIO() with gpio_to_irq()
pcmcia: pxa: replace IRQ_GPIO() with gpio_to_irq()
ARM: EXYNOS: Modified files for SPI consolidation work
ARM: S5P64X0: Enable SDHCI support
ARM: S5P64X0: Add lookup of sdhci-s3c clocks using generic names
ARM: S5P64X0: Add HSMMC setup for host Controller
ARM: EXYNOS: Add USB OHCI support to ORIGEN board
USB: Add Samsung Exynos OHCI diver
ARM: EXYNOS: Add USB OHCI support to SMDKV310 board
ARM: EXYNOS: Add USB OHCI device
net: macb: fix build break with !CONFIG_OF
i2c: tegra: Support DVC controller in device tree
i2c: tegra: Add __devinit/exit to probe/remove
net/at91_ether: use gpio_is_valid for phy IRQ line
ARM: at91/net: add macb ethernet controller in 9g45/9g20 DT
...
Diffstat (limited to 'arch/arm/mach-pxa/irq.c')
-rw-r--r-- | arch/arm/mach-pxa/irq.c | 61 |
1 files changed, 1 insertions, 60 deletions
diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c index 532c5d3a97d2..5dae15ea6718 100644 --- a/arch/arm/mach-pxa/irq.c +++ b/arch/arm/mach-pxa/irq.c @@ -22,7 +22,6 @@ #include <mach/hardware.h> #include <mach/irqs.h> -#include <mach/gpio-pxa.h> #include "generic.h" @@ -92,44 +91,6 @@ static struct irq_chip pxa_internal_irq_chip = { .irq_unmask = pxa_unmask_irq, }; -/* - * GPIO IRQs for GPIO 0 and 1 - */ -static int pxa_set_low_gpio_type(struct irq_data *d, unsigned int type) -{ - int gpio = d->irq - IRQ_GPIO0; - - if (__gpio_is_occupied(gpio)) { - pr_err("%s failed: GPIO is configured\n", __func__); - return -EINVAL; - } - - if (type & IRQ_TYPE_EDGE_RISING) - GRER0 |= GPIO_bit(gpio); - else - GRER0 &= ~GPIO_bit(gpio); - - if (type & IRQ_TYPE_EDGE_FALLING) - GFER0 |= GPIO_bit(gpio); - else - GFER0 &= ~GPIO_bit(gpio); - - return 0; -} - -static void pxa_ack_low_gpio(struct irq_data *d) -{ - GEDR0 = (1 << (d->irq - IRQ_GPIO0)); -} - -static struct irq_chip pxa_low_gpio_chip = { - .name = "GPIO-l", - .irq_ack = pxa_ack_low_gpio, - .irq_mask = pxa_mask_irq, - .irq_unmask = pxa_unmask_irq, - .irq_set_type = pxa_set_low_gpio_type, -}; - asmlinkage void __exception_irq_entry icip_handle_irq(struct pt_regs *regs) { uint32_t icip, icmr, mask; @@ -160,26 +121,7 @@ asmlinkage void __exception_irq_entry ichp_handle_irq(struct pt_regs *regs) } while (1); } -static void __init pxa_init_low_gpio_irq(set_wake_t fn) -{ - int irq; - - /* clear edge detection on GPIO 0 and 1 */ - GFER0 &= ~0x3; - GRER0 &= ~0x3; - GEDR0 = 0x3; - - for (irq = IRQ_GPIO0; irq <= IRQ_GPIO1; irq++) { - irq_set_chip_and_handler(irq, &pxa_low_gpio_chip, - handle_edge_irq); - irq_set_chip_data(irq, irq_base(0)); - set_irq_flags(irq, IRQF_VALID); - } - - pxa_low_gpio_chip.irq_set_wake = fn; -} - -void __init pxa_init_irq(int irq_nr, set_wake_t fn) +void __init pxa_init_irq(int irq_nr, int (*fn)(struct irq_data *, unsigned int)) { int irq, i, n; @@ -209,7 +151,6 @@ void __init pxa_init_irq(int irq_nr, set_wake_t fn) __raw_writel(1, irq_base(0) + ICCR); pxa_internal_irq_chip.irq_set_wake = fn; - pxa_init_low_gpio_irq(fn); } #ifdef CONFIG_PM |