PCU_E: remove code for yet another corpse

[u-boot] / arch / blackfin / cpu / cmd_gpio.c

diff --git a/arch/blackfin/cpu/cmd_gpio.c b/arch/blackfin/cpu/cmd_gpio.c
index 4430c90d4d760a6d7b6f5b66601d1c65b08cfc23..e96413b6390ffc391334ac71f4408e64cebe09b8 100644 (file)
--- a/arch/blackfin/cpu/cmd_gpio.c
+++ b/arch/blackfin/cpu/cmd_gpio.c
@@ -8,6 +8,7 @@
 
 #include <common.h>
 #include <command.h>
+#include <linux/ctype.h>
 
 #include <asm/blackfin.h>
 #include <asm/gpio.h>
@@ -45,8 +46,8 @@ int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 
        /* grab the [p]<port> portion */
        ulong port_base;
-       if (*str_pin == 'p') ++str_pin;
-       switch (*str_pin) {
+       if (tolower(*str_pin) == 'p') ++str_pin;
+       switch (tolower(*str_pin)) {
 #ifdef GPIO_PA0
                case 'a': port_base = GPIO_PA0; break;
 #endif
@@ -90,29 +91,28 @@ int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        gpio_request(gpio, "cmd_gpio");
 
        /* finally, let's do it: set direction and exec command */
+       ulong value;
        if (sub_cmd == GPIO_INPUT) {
                gpio_direction_input(gpio);
-               printf("gpio: pin %lu on port %c set to input\n", pin, *str_pin);
-               return 0;
-       }
-
-       ulong value;
-       switch (sub_cmd) {
-               case GPIO_SET:    value = 1; break;
-               case GPIO_CLEAR:  value = 0; break;
-               case GPIO_TOGGLE: value = !gpio_get_value(gpio); break;
-               default:          goto show_usage;
+               value = gpio_get_value(gpio);
+       } else {
+               switch (sub_cmd) {
+                       case GPIO_SET:    value = 1; break;
+                       case GPIO_CLEAR:  value = 0; break;
+                       case GPIO_TOGGLE: value = !gpio_get_value(gpio); break;
+                       default:          goto show_usage;
+               }
+               gpio_direction_output(gpio, value);
        }
-       gpio_direction_output(gpio, value);
        printf("gpio: pin %lu on port %c (gpio %lu) value is %lu\n",
                pin, *str_pin, gpio, value);
 
        gpio_free(gpio);
 
-       return 0;
+       return value;
 }
 
 U_BOOT_CMD(gpio, 3, 0, do_gpio,
-       "set/clear/toggle gpio output pins",
-       "<set|clear|toggle> <port><pin>\n"
-       "    - set/clear/toggle the specified pin (e.g. PF10)");
+       "input/set/clear/toggle gpio output pins",
+       "<input|set|clear|toggle> <port><pin>\n"
+       "    - input/set/clear/toggle the specified pin (e.g. PF10)");