Add generic GPIO support to MIPS boards

SVN-Revision: 7287
This commit is contained in:
Florian Fainelli 2007-05-20 19:49:50 +00:00
parent 0aca3bac3c
commit 231a4b3540

View file

@ -0,0 +1,100 @@
--- linux-2.6.19.2.orig/arch/mips/Kconfig 2007-05-11 22:08:15.000000000 +0200
+++ linux-2.6.19.2/arch/mips/Kconfig 2007-05-12 18:51:13.000000000 +0200
@@ -818,6 +818,10 @@
bool
default y
+config GENERIC_GPIO
+ bool
+ default n
+
config SCHED_NO_NO_OMIT_FRAME_POINTER
bool
default y
--- linux-2.6.19.2.orig/include/asm-generic/gpio.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.19.2/include/asm-generic/gpio.h 2007-03-18 17:17:10.000000000 +0100
@@ -0,0 +1,25 @@
+#ifndef _ASM_GENERIC_GPIO_H
+#define _ASM_GENERIC_GPIO_H
+
+/* platforms that don't directly support access to GPIOs through I2C, SPI,
+ * or other blocking infrastructure can use these wrappers.
+ */
+
+static inline int gpio_cansleep(unsigned gpio)
+{
+ return 0;
+}
+
+static inline int gpio_get_value_cansleep(unsigned gpio)
+{
+ might_sleep();
+ return gpio_get_value(gpio);
+}
+
+static inline void gpio_set_value_cansleep(unsigned gpio, int value)
+{
+ might_sleep();
+ gpio_set_value(gpio, value);
+}
+
+#endif /* _ASM_GENERIC_GPIO_H */
--- linux-2.6.19.2.orig/include/asm-mips/gpio.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.19.2/include/asm-mips/gpio.h 2007-03-18 17:17:10.000000000 +0100
@@ -0,0 +1,6 @@
+#ifndef _ASM_MIPS_GPIO_H
+#define _ASM_MIPS_GPIO_H
+
+#include <gpio.h>
+
+#endif /* _ASM_MIPS_GPIO_H */
--- linux-2.6.19.2.orig/arch/mips/Kconfig 2007-05-11 22:08:15.000000000 +0200
+++ linux-2.6.19.2/arch/mips/Kconfig 2007-05-12 18:51:13.000000000 +0200
@@ -818,6 +818,10 @@
bool
default y
+config GENERIC_GPIO
+ bool
+ default n
+
config SCHED_NO_NO_OMIT_FRAME_POINTER
bool
default y
--- linux-2.6.19.2.orig/include/asm-generic/gpio.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.19.2/include/asm-generic/gpio.h 2007-03-18 17:17:10.000000000 +0100
@@ -0,0 +1,25 @@
+#ifndef _ASM_GENERIC_GPIO_H
+#define _ASM_GENERIC_GPIO_H
+
+/* platforms that don't directly support access to GPIOs through I2C, SPI,
+ * or other blocking infrastructure can use these wrappers.
+ */
+
+static inline int gpio_cansleep(unsigned gpio)
+{
+ return 0;
+}
+
+static inline int gpio_get_value_cansleep(unsigned gpio)
+{
+ might_sleep();
+ return gpio_get_value(gpio);
+}
+
+static inline void gpio_set_value_cansleep(unsigned gpio, int value)
+{
+ might_sleep();
+ gpio_set_value(gpio, value);
+}
+
+#endif /* _ASM_GENERIC_GPIO_H */
--- linux-2.6.19.2.orig/include/asm-mips/gpio.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.19.2/include/asm-mips/gpio.h 2007-03-18 17:17:10.000000000 +0100
@@ -0,0 +1,6 @@
+#ifndef _ASM_MIPS_GPIO_H
+#define _ASM_MIPS_GPIO_H
+
+#include <gpio.h>
+
+#endif /* _ASM_MIPS_GPIO_H */