gpio: aspeed-sgpio: fixed typos

This fixes some various typos.
Signed-off-by: Sachin Agarwal <asachin591@gmail.com>
Link: https://lore.kernel.org/r/20200118105319.68637-1-sachinagarwal@sachins-MacBook-2.localSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/gpio/gpio-aspeed-sgpio.c

@@ -391,7 +391,7 @@ static int aspeed_sgpio_setup_irqs(struct aspeed_sgpio *gpio,
 
 	gpio->irq = rc;
 
-	/* Disable IRQ and clear Interrupt status registers for all SPGIO Pins. */
+	/* Disable IRQ and clear Interrupt status registers for all SGPIO Pins. */
 	for (i = 0; i < ARRAY_SIZE(aspeed_sgpio_banks); i++) {
 		bank =  &aspeed_sgpio_banks[i];
 		/* disable irq enable bits */

drivers/gpio/gpio-aspeed.c

@@ -978,7 +978,7 @@ static int aspeed_gpio_set_config(struct gpio_chip *chip, unsigned int offset,
 }
 
 /**
- * aspeed_gpio_copro_set_ops - Sets the callbacks used for handhsaking with
+ * aspeed_gpio_copro_set_ops - Sets the callbacks used for handshaking with
  *                             the coprocessor for shared GPIO banks
  * @ops: The callbacks
  * @data: Pointer passed back to the callbacks

drivers/gpio/gpio-creg-snps.c

@@ -64,11 +64,11 @@ static int creg_gpio_validate_pg(struct device *dev, struct creg_gpio *hcg,
 	if (layout->bit_per_gpio[i] < 1 || layout->bit_per_gpio[i] > 8)
 		return -EINVAL;
 
-	/* Check that on valiue fits it's placeholder */
+	/* Check that on value fits its placeholder */
 	if (GENMASK(31, layout->bit_per_gpio[i]) & layout->on[i])
 		return -EINVAL;
 
-	/* Check that off valiue fits it's placeholder */
+	/* Check that off value fits its placeholder */
 	if (GENMASK(31, layout->bit_per_gpio[i]) & layout->off[i])
 		return -EINVAL;