diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-27 08:39:10 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-27 08:39:10 +0200 |
| commit | ca90666287401b475d9e0becf85bd02f069f1de8 (patch) | |
| tree | ad4dd789f8d5ab639c78997d3655b94fcbf660ef /drivers/gpio/gpio-tegra.c | |
| parent | 60325f0c6ee7c6b68f95aaa643260fb33d4bdd88 (diff) | |
| parent | 374e759db148d1e874e3afb76707082af67e0984 (diff) | |
Merge branch 'gpio' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm
* 'gpio' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm: (43 commits)
ARM: 7135/1: ep93xx: bring back missing <mach/gpio.h>
ARM: 7104/1: plat-pxa: break out GPIO driver specifics
ARM: 7103/1: plat-pxa: move PXA GPIO driver to GPIO subsystem
ARM: 7042/3: mach-ep93xx: break out GPIO driver specifics
ARM: 7101/1: arm/tegra: Replace <mach/gpio.h> with <mach/gpio-tegra.h>
ARM: 7094/1: arm/tegra: Move EN_VDD_1V05_GPIO to board-harmony.h
ARM: 7083/1: rewrite U300 GPIO to use gpiolib
ARM: 7074/1: gpio: davinci: eliminate unused variable warnings
ARM: 7063/1: Orion: gpio: add missing include of linux/types.h
ARM: 7055/1: arm/tegra: mach/gpio.h: include linux/types.h to fix build
ARM: 7054/1: arm/tegra: Delete custom gpio_to_irq, and irq_to_gpio
ARM: 7053/1: gpio/tegra: Implement gpio_chip.to_irq
ARM: 7052/1: gpio/tegra: Remove use of irq_to_gpio
ARM: 7057/1: mach-pnx4008: rename GPIO header
ARM: 7056/1: plat-nomadik: kill off <plat/gpio.h>
ARM: 7050/1: mach-sa1100: delete irq_to_gpio() function
ARM: 7049/1: mach-sa1100: move SA1100 GPIO driver to GPIO subsystem
ARM: 7045/1: mach-lpc32xx: break out GPIO driver specifics
ARM: 7044/1: mach-lpc32xx: move LPC32XX GPIO driver to GPIO subsystem
ARM: 7043/1: mach-ixp2000: rename GPIO header
...
Fix up trivial conflicts in arch/arm/mach-u300/Kconfig manually
Diffstat (limited to 'drivers/gpio/gpio-tegra.c')
| -rw-r--r-- | drivers/gpio/gpio-tegra.c | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c index 747eb40e8af..6b65207c810 100644 --- a/drivers/gpio/gpio-tegra.c +++ b/drivers/gpio/gpio-tegra.c @@ -27,6 +27,7 @@ #include <asm/mach/irq.h> +#include <mach/gpio-tegra.h> #include <mach/iomap.h> #include <mach/suspend.h> @@ -134,7 +135,10 @@ static int tegra_gpio_direction_output(struct gpio_chip *chip, unsigned offset, return 0; } - +static int tegra_gpio_to_irq(struct gpio_chip *chip, unsigned offset) +{ + return TEGRA_GPIO_TO_IRQ(offset); +} static struct gpio_chip tegra_gpio_chip = { .label = "tegra-gpio", @@ -142,6 +146,7 @@ static struct gpio_chip tegra_gpio_chip = { .get = tegra_gpio_get, .direction_output = tegra_gpio_direction_output, .set = tegra_gpio_set, + .to_irq = tegra_gpio_to_irq, .base = 0, .ngpio = TEGRA_NR_GPIOS, }; @@ -331,6 +336,7 @@ static struct lock_class_key gpio_lock_class; static int __init tegra_gpio_init(void) { struct tegra_gpio_bank *bank; + int gpio; int i; int j; @@ -352,14 +358,17 @@ static int __init tegra_gpio_init(void) gpiochip_add(&tegra_gpio_chip); - for (i = INT_GPIO_BASE; i < (INT_GPIO_BASE + TEGRA_NR_GPIOS); i++) { - bank = &tegra_gpio_banks[GPIO_BANK(irq_to_gpio(i))]; + for (gpio = 0; gpio < TEGRA_NR_GPIOS; gpio++) { + int irq = TEGRA_GPIO_TO_IRQ(gpio); + /* No validity check; all Tegra GPIOs are valid IRQs */ + + bank = &tegra_gpio_banks[GPIO_BANK(gpio)]; - irq_set_lockdep_class(i, &gpio_lock_class); - irq_set_chip_data(i, bank); - irq_set_chip_and_handler(i, &tegra_gpio_irq_chip, + irq_set_lockdep_class(irq, &gpio_lock_class); + irq_set_chip_data(irq, bank); + irq_set_chip_and_handler(irq, &tegra_gpio_irq_chip, handle_simple_irq); - set_irq_flags(i, IRQF_VALID); + set_irq_flags(irq, IRQF_VALID); } for (i = 0; i < ARRAY_SIZE(tegra_gpio_banks); i++) { |