pinctrl: sunxi: Remove unsupported PWM channel pinmux in H3

H3 has single PWM channel. The second PWM channel is not supported,
so the pinctrl function should be removed.
Signed-off-by: NMilo Kim <woogyom.kim@gmail.com>
Acked-by: NChen-Yu Tsai <wens@csie.org>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/sunxi/pinctrl-sun8i-h3.c

@@ -60,7 +60,6 @@ static const struct sunxi_desc_pin sun8i_h3_pins[] = {
 		  SUNXI_FUNCTION(0x0, "gpio_in"),
 		  SUNXI_FUNCTION(0x1, "gpio_out"),
 		  SUNXI_FUNCTION(0x2, "sim"),		/* PWREN */
-		  SUNXI_FUNCTION(0x3, "pwm1"),
 		  SUNXI_FUNCTION_IRQ_BANK(0x6, 0, 6)),	/* PA_EINT6 */
 	SUNXI_PIN(SUNXI_PINCTRL_PIN(A, 7),
 		  SUNXI_FUNCTION(0x0, "gpio_in"),