pinctrl: Add the pinctrl setting for PWM.

This patchs add the signal description array for PWM pinctrl settings.

Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Chia-Wei Wang <chiawei_wang@aspeedtech.com>

arch/arm/dts/ast2600.dtsi

@@ -1626,6 +1626,86 @@
 		groups = "PWM7";
 	};
 
+	pinctrl_pwm8g0_default: pwm8g0_default {
+		function = "PWM8G0";
+		groups = "PWM8G0";
+	};
+
+	pinctrl_pwm8g1_default: pwm8g1_default {
+		function = "PWM8G1";
+		groups = "PWM8G1";
+	};
+
+	pinctrl_pwm9g0_default: pwm9g0_default {
+		function = "PWM9G0";
+		groups = "PWM9G0";
+	};
+
+	pinctrl_pwm9g1_default: pwm9g1_default {
+		function = "PWM9G1";
+		groups = "PWM9G1";
+	};
+
+	pinctrl_pwm10g0_default: pwm10g0_default {
+		function = "PWM10G0";
+		groups = "PWM10G0";
+	};
+
+	pinctrl_pwm10g1_default: pwm10g1_default {
+		function = "PWM10G1";
+		groups = "PWM10G1";
+	};
+
+	pinctrl_pwm11g0_default: pwm11g0_default {
+		function = "PWM11G0";
+		groups = "PWM11G0";
+	};
+
+	pinctrl_pwm11g1_default: pwm11g1_default {
+		function = "PWM11G1";
+		groups = "PWM11G1";
+	};
+
+	pinctrl_pwm12g0_default: pwm12g0_default {
+		function = "PWM12G0";
+		groups = "PWM12G0";
+	};
+
+	pinctrl_pwm12g1_default: pwm12g1_default {
+		function = "PWM12G1";
+		groups = "PWM12G1";
+	};
+
+	pinctrl_pwm13g0_default: pwm13g0_default {
+		function = "PWM13G0";
+		groups = "PWM13G0";
+	};
+
+	pinctrl_pwm13g1_default: pwm13g1_default {
+		function = "PWM13G1";
+		groups = "PWM13G1";
+	};
+
+	pinctrl_pwm14g0_default: pwm14g0_default {
+		function = "PWM14G0";
+		groups = "PWM14G0";
+	};
+
+	pinctrl_pwm14g1_default: pwm14g1_default {
+		function = "PWM14G1";
+		groups = "PWM14G1";
+	};
+
+	pinctrl_pwm15g0_default: pwm15g0_default {
+		function = "PWM15G0";
+		groups = "PWM15G0";
+	};
+
+	pinctrl_pwm15g1_default: pwm15g1_default {
+		function = "PWM15G1";
+		groups = "PWM15G1";
+	};
+
 	pinctrl_rgmii1_default: rgmii1_default {
 		function = "RGMII1";
 		groups = "RGMII1";

drivers/pinctrl/aspeed/pinctrl_ast2600.c

@@ -335,6 +335,102 @@ static struct aspeed_sig_desc pcie1rc_link[] = {
 	{ 0x500, BIT(24), 0 }, /* dedicate rc reset */
 };
 
+static struct aspeed_sig_desc pwm0[] = {
+	{0x41c, BIT(16), 0},
+};
+
+static struct aspeed_sig_desc pwm1[] = {
+	{0x41c, BIT(17), 0},
+};
+
+static struct aspeed_sig_desc pwm2[] = {
+	{0x41c, BIT(18), 0},
+};
+
+static struct aspeed_sig_desc pwm3[] = {
+	{0x41c, BIT(19), 0},
+};
+
+static struct aspeed_sig_desc pwm4[] = {
+	{0x41c, BIT(20), 0},
+};
+
+static struct aspeed_sig_desc pwm5[] = {
+	{0x41c, BIT(21), 0},
+};
+
+static struct aspeed_sig_desc pwm6[] = {
+	{0x41c, BIT(22), 0},
+};
+
+static struct aspeed_sig_desc pwm7[] = {
+	{0x41c, BIT(23), 0},
+};
+
+static struct aspeed_sig_desc pwm8g0[] = {
+	{0x4B4, BIT(8), 0},
+};
+
+static struct aspeed_sig_desc pwm8g1[] = {
+	{0x41c, BIT(24), 0},
+};
+
+static struct aspeed_sig_desc pwm9g0[] = {
+	{0x4B4, BIT(9), 0},
+};
+
+static struct aspeed_sig_desc pwm9g1[] = {
+	{0x41c, BIT(25), 0},
+};
+
+static struct aspeed_sig_desc pwm10g0[] = {
+	{0x4B4, BIT(10), 0},
+};
+
+static struct aspeed_sig_desc pwm10g1[] = {
+	{0x41c, BIT(26), 0},
+};
+
+static struct aspeed_sig_desc pwm11g0[] = {
+	{0x4B4, BIT(11), 0},
+};
+
+static struct aspeed_sig_desc pwm11g1[] = {
+	{0x41c, BIT(27), 0},
+};
+
+static struct aspeed_sig_desc pwm12g0[] = {
+	{0x4B4, BIT(12), 0},
+};
+
+static struct aspeed_sig_desc pwm12g1[] = {
+	{0x41c, BIT(28), 0},
+};
+
+static struct aspeed_sig_desc pwm13g0[] = {
+	{0x4B4, BIT(13), 0},
+};
+
+static struct aspeed_sig_desc pwm13g1[] = {
+	{0x41c, BIT(29), 0},
+};
+
+static struct aspeed_sig_desc pwm14g0[] = {
+	{0x4B4, BIT(14), 0},
+};
+
+static struct aspeed_sig_desc pwm14g1[] = {
+	{0x41c, BIT(30), 0},
+};
+
+static struct aspeed_sig_desc pwm15g0[] = {
+	{0x4B4, BIT(15), 0},
+};
+
+static struct aspeed_sig_desc pwm15g1[] = {
+	{0x41c, BIT(31), 0},
+};
+
 static const struct aspeed_group_config ast2600_groups[] = {
 	{ "MAC1LINK", ARRAY_SIZE(mac1_link), mac1_link },
 	{ "MAC2LINK", ARRAY_SIZE(mac2_link), mac2_link },
@@ -394,6 +490,30 @@ static const struct aspeed_group_config ast2600_groups[] = {
 	{ "USB2BH", ARRAY_SIZE(usb2bh_link), usb2bh_link },
 	{ "PCIE0RC", ARRAY_SIZE(pcie0rc_link), pcie0rc_link },
 	{ "PCIE1RC", ARRAY_SIZE(pcie1rc_link), pcie1rc_link },
+	{ "PWM0", ARRAY_SIZE(pwm0), pwm0 },
+	{ "PWM1", ARRAY_SIZE(pwm1), pwm1 },
+	{ "PWM2", ARRAY_SIZE(pwm2), pwm2 },
+	{ "PWM3", ARRAY_SIZE(pwm3), pwm3 },
+	{ "PWM4", ARRAY_SIZE(pwm4), pwm4 },
+	{ "PWM5", ARRAY_SIZE(pwm5), pwm5 },
+	{ "PWM6", ARRAY_SIZE(pwm6), pwm6 },
+	{ "PWM7", ARRAY_SIZE(pwm7), pwm7 },
+	{ "PWM8G0", ARRAY_SIZE(pwm8g0), pwm8g0 },
+	{ "PWM8G1", ARRAY_SIZE(pwm8g1), pwm8g1 },
+	{ "PWM9G0", ARRAY_SIZE(pwm9g0), pwm9g0 },
+	{ "PWM9G1", ARRAY_SIZE(pwm9g1), pwm9g1 },
+	{ "PWM10G0", ARRAY_SIZE(pwm10g0), pwm10g0 },
+	{ "PWM10G1", ARRAY_SIZE(pwm10g1), pwm10g1 },
+	{ "PWM11G0", ARRAY_SIZE(pwm11g0), pwm11g0 },
+	{ "PWM11G1", ARRAY_SIZE(pwm11g1), pwm11g1 },
+	{ "PWM12G0", ARRAY_SIZE(pwm12g0), pwm12g0 },
+	{ "PWM12G1", ARRAY_SIZE(pwm12g1), pwm12g1 },
+	{ "PWM13G0", ARRAY_SIZE(pwm13g0), pwm13g0 },
+	{ "PWM13G1", ARRAY_SIZE(pwm13g1), pwm13g1 },
+	{ "PWM14G0", ARRAY_SIZE(pwm14g0), pwm14g0 },
+	{ "PWM14G1", ARRAY_SIZE(pwm14g1), pwm14g1 },
+	{ "PWM15G0", ARRAY_SIZE(pwm15g0), pwm15g0 },
+	{ "PWM15G1", ARRAY_SIZE(pwm15g1), pwm15g1 },
 };
 
 static int ast2600_pinctrl_get_groups_count(struct udevice *dev)