pinctrl: uniphier: divide I2S and S/PDIF audio out pin-mux group

This patch divides large pin-mux group 'aio' of UniPhier LD11/LD20
to 2 groups as following:
  aout1   : 8ch I2S output: AO1DACCK, AO1BCK, AO1LRCK, AO1D[0-2]
  aoutiec1: S/PDIF output : AO1IEC, AO1ARC

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c
index 3be7967..eb5d4cc 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c
+++ b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld20.c
@@ -551,8 +551,10 @@ static const struct pinctrl_pin_desc uniphier_ld20_pins[] = {
 			     175, UNIPHIER_PIN_PULL_DOWN),
 };
 
-static const unsigned aout_pins[] = {135, 136, 137, 138, 139, 140, 141, 142};
-static const int aout_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0};
+static const unsigned aout1_pins[] = {137, 138, 139, 140, 141, 142};
+static const int aout1_muxvals[] = {0, 0, 0, 0, 0, 0};
+static const unsigned aoutiec1_pins[] = {135, 136};
+static const int aoutiec1_muxvals[] = {0, 0};
 static const unsigned int emmc_pins[] = {19, 20, 21, 22, 23, 24, 25};
 static const int emmc_muxvals[] = {0, 0, 0, 0, 0, 0, 0};
 static const unsigned emmc_dat8_pins[] = {26, 27, 28, 29};
@@ -631,7 +633,8 @@ static const unsigned int gpio_range2_pins[] = {
 };
 
 static const struct uniphier_pinctrl_group uniphier_ld20_groups[] = {
-	UNIPHIER_PINCTRL_GROUP(aout),
+	UNIPHIER_PINCTRL_GROUP(aout1),
+	UNIPHIER_PINCTRL_GROUP(aoutiec1),
 	UNIPHIER_PINCTRL_GROUP(emmc),
 	UNIPHIER_PINCTRL_GROUP(emmc_dat8),
 	UNIPHIER_PINCTRL_GROUP(ether_rgmii),
@@ -657,7 +660,8 @@ static const struct uniphier_pinctrl_group uniphier_ld20_groups[] = {
 	UNIPHIER_PINCTRL_GROUP_GPIO(gpio_range2),
 };
 
-static const char * const aout_groups[] = {"aout"};
+static const char * const aout1_groups[] = {"aout1"};
+static const char * const aoutiec1_groups[] = {"aoutiec1"};
 static const char * const emmc_groups[] = {"emmc", "emmc_dat8"};
 static const char * const ether_rgmii_groups[] = {"ether_rgmii"};
 static const char * const ether_rmii_groups[] = {"ether_rmii"};
@@ -679,7 +683,8 @@ static const char * const usb2_groups[] = {"usb2"};
 static const char * const usb3_groups[] = {"usb3"};
 
 static const struct uniphier_pinmux_function uniphier_ld20_functions[] = {
-	UNIPHIER_PINMUX_FUNCTION(aout),
+	UNIPHIER_PINMUX_FUNCTION(aout1),
+	UNIPHIER_PINMUX_FUNCTION(aoutiec1),
 	UNIPHIER_PINMUX_FUNCTION(emmc),
 	UNIPHIER_PINMUX_FUNCTION(ether_rgmii),
 	UNIPHIER_PINMUX_FUNCTION(ether_rmii),