Gemini: gpiolib based GPIO support v2

v2:
- update copyrights

Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>

2 files changed, 29 insertions, 1 deletions

diff --git a/arch/arm/mach-gemini/include/mach/gpio.h b/arch/arm/mach-gemini/include/mach/gpio.h
new file mode 100644
index 000000000000..3bc2c70f2989
--- /dev/null
+++ b/arch/arm/mach-gemini/include/mach/gpio.h
@@ -0,0 +1,25 @@
+/*
+ * Gemini gpiolib specific defines
+ *
+ * Copyright (C) 2008-2009 Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __MACH_GPIO_H__
+#define __MACH_GPIO_H__
+
+#include <mach/irqs.h>
+#include <asm-generic/gpio.h>
+
+#define gpio_get_value  __gpio_get_value
+#define gpio_set_value  __gpio_set_value
+#define gpio_cansleep   __gpio_cansleep
+
+#define gpio_to_irq(x)  ((x) + GPIO_IRQ_BASE)
+#define irq_to_gpio(x)  ((x) - GPIO_IRQ_BASE)
+
+#endif /* __MACH_GPIO_H__ */
diff --git a/arch/arm/mach-gemini/include/mach/irqs.h b/arch/arm/mach-gemini/include/mach/irqs.h
index c7728ac458f3..06bc47e77e8b 100644
--- a/arch/arm/mach-gemini/include/mach/irqs.h
+++ b/arch/arm/mach-gemini/include/mach/irqs.h
@@ -43,8 +43,11 @@
 
 #define NORMAL_IRQ_NUM  32
 
+#define GPIO_IRQ_BASE   NORMAL_IRQ_NUM
+#define GPIO_IRQ_NUM    (3 * 32)
+
 #define ARCH_TIMER_IRQ  IRQ_TIMER2
 
-#define NR_IRQS         NORMAL_IRQ_NUM
+#define NR_IRQS         (NORMAL_IRQ_NUM + GPIO_IRQ_NUM)
 
 #endif /* __MACH_IRQS_H__ */