pinctrl: sunxi: f1c100s: Fix signal name comment for PA2 SPI pin

The manual describes function 0x6 of pin PA2 as "SPI1_CLK", so change
the comment to reflect that.
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220504170736.2669595-1-andre.przywara@arm.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/sunxi/pinctrl-suniv-f1c100s.c

@@ -51,7 +51,7 @@ static const struct sunxi_desc_pin suniv_f1c100s_pins[] = {
 		  SUNXI_FUNCTION(0x3, "pwm0"),		/* PWM0 */
 		  SUNXI_FUNCTION(0x4, "i2s"),		/* IN */
 		  SUNXI_FUNCTION(0x5, "uart1"),		/* RX */
-		  SUNXI_FUNCTION(0x6, "spi1")),		/* MOSI */
+		  SUNXI_FUNCTION(0x6, "spi1")),		/* CLK */
 	SUNXI_PIN(SUNXI_PINCTRL_PIN(A, 3),
 		  SUNXI_FUNCTION(0x0, "gpio_in"),
 		  SUNXI_FUNCTION(0x1, "gpio_out"),