Since 
9a2c1c3b91aa ("pinctrl: samsung: Allow grouping multiple
pinmux/pinconf nodes") the defines for GPIO group and function names are
not used anywhere in the driver.
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Inspired-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
 
 #include "../core.h"
 #include "pinctrl-samsung.h"
 
-#define GROUP_SUFFIX           "-grp"
-#define GSUFFIX_LEN            sizeof(GROUP_SUFFIX)
-#define FUNCTION_SUFFIX                "-mux"
-#define FSUFFIX_LEN            sizeof(FUNCTION_SUFFIX)
-
 /* list of all possible config options supported */
 static struct pin_config {
        const char *property;