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-rw-r--r--arch/blackfin/cpu/cmd_gpio.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/arch/blackfin/cpu/cmd_gpio.c b/arch/blackfin/cpu/cmd_gpio.c
index 4430c90d4..5988da791 100644
--- a/arch/blackfin/cpu/cmd_gpio.c
+++ b/arch/blackfin/cpu/cmd_gpio.c
@@ -90,20 +90,19 @@ 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);
@@ -113,6 +112,6 @@ int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
}
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)");