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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-14 16:42:43 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-14 16:42:43 -0400
commit2cf4d4514d5b43c1f3b64bd0ec8b9853bde8f1dc (patch)
treee35a625496acc6ac852846d40b8851186b9d1ac4 /arch/arm/plat-s3c24xx/gpio.c
parent44b7532b8b464f606053562400719c9c21276037 (diff)
parentce53895a5d24e0ee19fb92f56c17323fb4c9ab27 (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (417 commits) MAINTAINERS: EB110ATX is not ebsa110 MAINTAINERS: update Eric Miao's email address and status fb: add support of LCD display controller on pxa168/910 (base layer) [ARM] 5552/1: ep93xx get_uart_rate(): use EP93XX_SYSCON_PWRCNT and EP93XX_SYSCON_PWRCN [ARM] pxa/sharpsl_pm: zaurus needs generic pxa suspend/resume routines [ARM] 5544/1: Trust PrimeCell resource sizes [ARM] pxa/sharpsl_pm: cleanup of gpio-related code. [ARM] pxa/sharpsl_pm: drop set_irq_type calls [ARM] pxa/sharpsl_pm: merge pxa-specific code into generic one [ARM] pxa/sharpsl_pm: merge the two sharpsl_pm.c since it's now pxa specific [ARM] sa1100: remove unused collie_pm.c [ARM] pxa: fix the conflicting non-static declarations of global_gpios[] [ARM] 5550/1: Add default configure file for w90p910 platform [ARM] 5549/1: Add clock api for w90p910 platform. [ARM] 5548/1: Add gpio api for w90p910 platform [ARM] 5551/1: Add multi-function pin api for w90p910 platform. [ARM] Make ARM_VIC_NR depend on ARM_VIC [ARM] 5546/1: ARM PL022 SSP/SPI driver v3 ARM: OMAP4: SMP: Update defconfig for OMAP4430 ARM: OMAP4: SMP: Enable SMP support for OMAP4430 ...
Diffstat (limited to 'arch/arm/plat-s3c24xx/gpio.c')
-rw-r--r--arch/arm/plat-s3c24xx/gpio.c34
1 files changed, 9 insertions, 25 deletions
diff --git a/arch/arm/plat-s3c24xx/gpio.c b/arch/arm/plat-s3c24xx/gpio.c
index 4a899c279eb5..95df059b5a1d 100644
--- a/arch/arm/plat-s3c24xx/gpio.c
+++ b/arch/arm/plat-s3c24xx/gpio.c
@@ -183,35 +183,19 @@ EXPORT_SYMBOL(s3c2410_modify_misccr);
183 183
184int s3c2410_gpio_getirq(unsigned int pin) 184int s3c2410_gpio_getirq(unsigned int pin)
185{ 185{
186 if (pin < S3C2410_GPF0 || pin > S3C2410_GPG15) 186 if (pin < S3C2410_GPF(0) || pin > S3C2410_GPG(15))
187 return -1; /* not valid interrupts */ 187 return -EINVAL; /* not valid interrupts */
188 188
189 if (pin < S3C2410_GPG0 && pin > S3C2410_GPF7) 189 if (pin < S3C2410_GPG(0) && pin > S3C2410_GPF(7))
190 return -1; /* not valid pin */ 190 return -EINVAL; /* not valid pin */
191 191
192 if (pin < S3C2410_GPF4) 192 if (pin < S3C2410_GPF(4))
193 return (pin - S3C2410_GPF0) + IRQ_EINT0; 193 return (pin - S3C2410_GPF(0)) + IRQ_EINT0;
194 194
195 if (pin < S3C2410_GPG0) 195 if (pin < S3C2410_GPG(0))
196 return (pin - S3C2410_GPF4) + IRQ_EINT4; 196 return (pin - S3C2410_GPF(4)) + IRQ_EINT4;
197 197
198 return (pin - S3C2410_GPG0) + IRQ_EINT8; 198 return (pin - S3C2410_GPG(0)) + IRQ_EINT8;
199} 199}
200 200
201EXPORT_SYMBOL(s3c2410_gpio_getirq); 201EXPORT_SYMBOL(s3c2410_gpio_getirq);
202
203int s3c2410_gpio_irq2pin(unsigned int irq)
204{
205 if (irq >= IRQ_EINT0 && irq <= IRQ_EINT3)
206 return S3C2410_GPF0 + (irq - IRQ_EINT0);
207
208 if (irq >= IRQ_EINT4 && irq <= IRQ_EINT7)
209 return S3C2410_GPF4 + (irq - IRQ_EINT4);
210
211 if (irq >= IRQ_EINT8 && irq <= IRQ_EINT23)
212 return S3C2410_GPG0 + (irq - IRQ_EINT8);
213
214 return -EINVAL;
215}
216
217EXPORT_SYMBOL(s3c2410_gpio_irq2pin);