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Diffstat (limited to 'target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h')
-rw-r--r--target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h46
1 files changed, 29 insertions, 17 deletions
diff --git a/target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h b/target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h
index 8a9651017..92adc4848 100644
--- a/target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h
+++ b/target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h
@@ -1,5 +1,5 @@
/*
- * include/asm-mips/mach-ifxmips/gpio.h
+ * include/asm-mips/mach-ifxmips/gpio.h
*
* 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
@@ -25,10 +25,11 @@
#include <asm/ifxmips/ifxmips.h>
#include <asm/ifxmips/ifxmips_gpio.h>
-#define GPIO_TO_PORT(x) ((x > 15)?(1):(0))
-#define GPIO_TO_GPIO(x) ((x > 15)?(x-16):(x))
+#define GPIO_TO_PORT(x) ((x > 15) ? (1) : (0))
+#define GPIO_TO_GPIO(x) ((x > 15) ? (x-16) : (x))
-static inline int gpio_direction_input(unsigned gpio) {
+static inline int gpio_direction_input(unsigned gpio)
+{
ifxmips_port_set_open_drain(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_clear_altsel0(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_clear_altsel1(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
@@ -36,7 +37,8 @@ static inline int gpio_direction_input(unsigned gpio) {
return 0;
}
-static inline int gpio_direction_output(unsigned gpio, int value) {
+static inline int gpio_direction_output(unsigned gpio, int value)
+{
ifxmips_port_clear_open_drain(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_clear_altsel0(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_clear_altsel1(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
@@ -44,43 +46,53 @@ static inline int gpio_direction_output(unsigned gpio, int value) {
return 0;
}
-static inline int gpio_get_value(unsigned gpio) {
+static inline int gpio_get_value(unsigned gpio)
+{
ifxmips_port_get_input(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
return 0;
}
-static inline void gpio_set_value(unsigned gpio, int value) {
- if(value)
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+ if (value)
ifxmips_port_set_output(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
else
- ifxmips_port_clear_output(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
+ ifxmips_port_clear_output(GPIO_TO_PORT(gpio),
+ GPIO_TO_GPIO(gpio));
}
-static inline int gpio_request(unsigned gpio, const char *label) {
+static inline int gpio_request(unsigned gpio, const char *label)
+{
return 0;
}
-static inline void gpio_free(unsigned gpio) {
+static inline void gpio_free(unsigned gpio)
+{
}
-static inline int gpio_to_irq(unsigned gpio) {
+static inline int gpio_to_irq(unsigned gpio)
+{
return 0;
}
-static inline int irq_to_gpio(unsigned irq) {
+static inline int irq_to_gpio(unsigned irq)
+{
return 0;
}
-static inline int gpio_cansleep(unsigned gpio) {
+static inline int gpio_cansleep(unsigned gpio)
+{
return 0;
}
-static inline int gpio_get_value_cansleep(unsigned gpio) {
+static inline int gpio_get_value_cansleep(unsigned gpio)
+{
might_sleep();
- return gpio_get_value(gpio);
+ return gpio_get_value(gpio);
}
-static inline void gpio_set_value_cansleep(unsigned gpio, int value) {
+static inline void gpio_set_value_cansleep(unsigned gpio, int value)
+{
might_sleep();
gpio_set_value(gpio, value);
}