[ifxmips] many more code cleanups for checkpatch.pl, most flagged as errors

[openwrt.git] / target / linux / ifxmips / files / include / asm-mips / mach-ifxmips / gpio.h

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 0d207b0..92adc48 100644 (file)
--- 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
@@ -15,64 +15,91 @@
  *   along with this program; if not, write to the Free Software
  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  *
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org> 
+ *   Copyright (C) 2007 John Crispin <blogic@openwrt.org>
  *
  */
 
-
 #ifndef _IFXMIPS_GPIO_H_
 #define _IFXMIPS_GPIO_H_
 
 #include <asm/ifxmips/ifxmips.h>
 #include <asm/ifxmips/ifxmips_gpio.h>
 
-static inline int gpio_direction_input(unsigned gpio) {
-       ifxmips_port_set_dir_in(0, gpio);
+#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)
+{
+       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));
+       ifxmips_port_set_dir_in(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
        return 0;
 }
 
-static inline int gpio_direction_output(unsigned gpio, int value) {
-       ifxmips_port_set_dir_out(0, gpio);
+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));
+       ifxmips_port_set_dir_out(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
        return 0;
 }
 
-static inline int gpio_get_value(unsigned gpio) {
-       ifxmips_port_get_input(0, 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) {
-       ifxmips_port_set_output(0, gpio);
+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));
 }
 
-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)
+{
+       return 0;
 }
 
-static inline int gpio_to_irq(unsigned gpio) {
+static inline int irq_to_gpio(unsigned irq)
+{
        return 0;
 }
 
-static inline int irq_to_gpio(unsigned irq) {
+static inline int gpio_cansleep(unsigned gpio)
+{
        return 0;
 }
 
-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 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);
 }
 
-static inline void gpio_set_value_cansleep(unsigned gpio, int value) {
-        might_sleep();
-        gpio_set_value(gpio, value);
+static inline int gpio_is_valid(int number)
+{
+       return ((unsigned)number) < 8;
 }
 
 #endif
-