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Subject[PATCH 04/12] Blackfin arch: Finalize the generic gpio support - add gpio_to_irq and irq_to_gpio
Date
From: Michael Hennerich <michael.hennerich@analog.com>

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
---
include/asm-blackfin/gpio.h | 13 +++++++++++++
include/asm-blackfin/mach-bf533/irq.h | 2 ++
include/asm-blackfin/mach-bf537/irq.h | 2 ++
include/asm-blackfin/mach-bf548/irq.h | 2 ++
include/asm-blackfin/mach-bf561/irq.h | 2 ++
5 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/include/asm-blackfin/gpio.h b/include/asm-blackfin/gpio.h
index 7480cfa..e714363 100644
--- a/include/asm-blackfin/gpio.h
+++ b/include/asm-blackfin/gpio.h
@@ -421,6 +421,19 @@ unsigned short gpio_get_value(unsigned short gpio);
void gpio_direction_input(unsigned short gpio);
void gpio_direction_output(unsigned short gpio);

+#include <asm-generic/gpio.h> /* cansleep wrappers */
+#include <asm/irq.h>
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+ return (gpio + GPIO_IRQ_BASE);
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+ return (irq - GPIO_IRQ_BASE);
+}
+
#endif /* __ASSEMBLY__ */

#endif /* __ARCH_BLACKFIN_GPIO_H__ */
diff --git a/include/asm-blackfin/mach-bf533/irq.h b/include/asm-blackfin/mach-bf533/irq.h
index 9879e68..452fb82 100644
--- a/include/asm-blackfin/mach-bf533/irq.h
+++ b/include/asm-blackfin/mach-bf533/irq.h
@@ -128,6 +128,8 @@ Core Emulation **
#define IRQ_PF14 47
#define IRQ_PF15 48

+#define GPIO_IRQ_BASE IRQ_PF0
+
#ifdef CONFIG_IRQCHIP_DEMUX_GPIO
#define NR_IRQS (IRQ_PF15+1)
#else
diff --git a/include/asm-blackfin/mach-bf537/irq.h b/include/asm-blackfin/mach-bf537/irq.h
index 8af2a83..36c44bc 100644
--- a/include/asm-blackfin/mach-bf537/irq.h
+++ b/include/asm-blackfin/mach-bf537/irq.h
@@ -160,6 +160,8 @@ Core Emulation **
#define IRQ_PH14 96
#define IRQ_PH15 97

+#define GPIO_IRQ_BASE IRQ_PF0
+
#ifdef CONFIG_IRQCHIP_DEMUX_GPIO
#define NR_IRQS (IRQ_PH15+1)
#else
diff --git a/include/asm-blackfin/mach-bf548/irq.h b/include/asm-blackfin/mach-bf548/irq.h
index e548d3c..21f06f7 100644
--- a/include/asm-blackfin/mach-bf548/irq.h
+++ b/include/asm-blackfin/mach-bf548/irq.h
@@ -337,6 +337,8 @@ Events (highest priority) EMU 0
#define IRQ_PJ14 BFIN_PJ_IRQ(14) /* N/A */
#define IRQ_PJ15 BFIN_PJ_IRQ(15) /* N/A */

+#define GPIO_IRQ_BASE IRQ_PA0
+
#ifdef CONFIG_IRQCHIP_DEMUX_GPIO
#define NR_IRQS (IRQ_PJ15+1)
#else
diff --git a/include/asm-blackfin/mach-bf561/irq.h b/include/asm-blackfin/mach-bf561/irq.h
index a753ce7..1278992 100644
--- a/include/asm-blackfin/mach-bf561/irq.h
+++ b/include/asm-blackfin/mach-bf561/irq.h
@@ -289,6 +289,8 @@
#define IRQ_PF46 119
#define IRQ_PF47 120

+#define GPIO_IRQ_BASE IRQ_PF0
+
#ifdef CONFIG_IRQCHIP_DEMUX_GPIO
#define NR_IRQS (IRQ_PF47 + 1)
#else
--
1.5.2
-
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