ARM: mxc91231/iomux: allow pin_list to be const
While at it remove some useless consts from unsigned int arguments.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mxc91231/iomux.c b/arch/arm/mach-mxc91231/iomux.c
index 405d9b1..66fc41c 100644
--- a/arch/arm/mach-mxc91231/iomux.c
+++ b/arch/arm/mach-mxc91231/iomux.c
@@ -50,7 +50,7 @@
/*
* set the mode for a IOMUX pin.
*/
-int mxc_iomux_mode(const unsigned int pin_mode)
+int mxc_iomux_mode(unsigned int pin_mode)
{
u32 side, field, l, mode, ret = 0;
void __iomem *reg;
@@ -114,7 +114,7 @@
* - reserves the pin so that it is not claimed by another driver
* - setups the iomux according to the configuration
*/
-int mxc_iomux_alloc_pin(const unsigned int pin_mode, const char *label)
+int mxc_iomux_alloc_pin(unsigned int pin_mode, const char *label)
{
unsigned pad = PIN_GLOBAL_NUM(pin_mode);
if (pad >= (PIN_MAX + 1)) {
@@ -134,10 +134,10 @@
}
EXPORT_SYMBOL(mxc_iomux_alloc_pin);
-int mxc_iomux_setup_multiple_pins(unsigned int *pin_list, unsigned count,
+int mxc_iomux_setup_multiple_pins(const unsigned int *pin_list, unsigned count,
const char *label)
{
- unsigned int *p = pin_list;
+ const unsigned int *p = pin_list;
int i;
int ret = -EINVAL;
@@ -155,7 +155,7 @@
}
EXPORT_SYMBOL(mxc_iomux_setup_multiple_pins);
-void mxc_iomux_release_pin(const unsigned int pin_mode)
+void mxc_iomux_release_pin(unsigned int pin_mode)
{
unsigned pad = PIN_GLOBAL_NUM(pin_mode);
@@ -164,9 +164,9 @@
}
EXPORT_SYMBOL(mxc_iomux_release_pin);
-void mxc_iomux_release_multiple_pins(unsigned int *pin_list, int count)
+void mxc_iomux_release_multiple_pins(const unsigned int *pin_list, int count)
{
- unsigned int *p = pin_list;
+ const unsigned int *p = pin_list;
int i;
for (i = 0; i < count; i++) {
diff --git a/arch/arm/plat-mxc/include/mach/iomux-mxc91231.h b/arch/arm/plat-mxc/include/mach/iomux-mxc91231.h
index 15d5951..bf28df0 100644
--- a/arch/arm/plat-mxc/include/mach/iomux-mxc91231.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-mxc91231.h
@@ -46,12 +46,12 @@
* - setups the iomux according to the configuration
* - if the pin is configured as a GPIO, we claim it through kernel gpiolib
*/
-int mxc_iomux_alloc_pin(const unsigned int pin_mode, const char *label);
+int mxc_iomux_alloc_pin(unsigned int pin_mode, const char *label);
/*
* setups mutliple pins
* convenient way to call the above function with tables
*/
-int mxc_iomux_setup_multiple_pins(unsigned int *pin_list, unsigned count,
+int mxc_iomux_setup_multiple_pins(const unsigned int *pin_list, unsigned count,
const char *label);
/*
@@ -60,12 +60,12 @@
* - frees the GPIO if the pin was configured as GPIO
* - DOES NOT reconfigure the IOMUX in its reset state
*/
-void mxc_iomux_release_pin(const unsigned int pin_mode);
+void mxc_iomux_release_pin(unsigned int pin_mode);
/*
* releases multiple pins
* convenvient way to call the above function with tables
*/
-void mxc_iomux_release_multiple_pins(unsigned int *pin_list, int count);
+void mxc_iomux_release_multiple_pins(const unsigned int *pin_list, int count);
#define MUX_SIDE_AP (0)
#define MUX_SIDE_SP (1)
