[PATCH v6 14/17] pinctrl: airoha: an7583: add support for olt pinmux

[Mikhail Kshevetskiy]

Add support for olt pin function for olt pin group.
Also update device tree binding schema.

Signed-off-by: Mikhail Kshevetskiy <mikhail.kshevetskiy at iopsys.eu>
---
 .../pinctrl/airoha,an7583-pinctrl.yaml         | 10 +++++++++-
 drivers/pinctrl/airoha/pinctrl-an7583.c        | 18 ++++++++++++++++++
 2 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/pinctrl/airoha,an7583-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/airoha,an7583-pinctrl.yaml
index 7deb48db52c3..f016e0da65a5 100644
--- a/Documentation/devicetree/bindings/pinctrl/airoha,an7583-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/airoha,an7583-pinctrl.yaml
@@ -60,7 +60,7 @@ patternProperties:
           function:
             description:
               A string containing the name of the function to mux to the group.
-            enum: [pon, tod_1pps, sipo, mdio, uart, jtag, pcm, spi,
+            enum: [pon, olt, tod_1pps, sipo, mdio, uart, jtag, pcm, spi,
                    pcm_spi, emmc, pnand, gpio, pcie_reset, pwm, phy1_led0,
                    phy2_led0, phy3_led0, phy4_led0, phy1_led1, phy2_led1,
                    phy3_led1, phy4_led1]
@@ -82,6 +82,14 @@ patternProperties:
               properties:
                 groups:
                   enum: [pon, pon_alt]
+          - if:
+              properties:
+                function:
+                  const: olt
+            then:
+              properties:
+                groups:
+                  enum: [olt]
           - if:
               properties:
                 function:
diff --git a/drivers/pinctrl/airoha/pinctrl-an7583.c b/drivers/pinctrl/airoha/pinctrl-an7583.c
index 7e94dcb3b61a..74f93327d41a 100644
--- a/drivers/pinctrl/airoha/pinctrl-an7583.c
+++ b/drivers/pinctrl/airoha/pinctrl-an7583.c
@@ -53,6 +53,7 @@
 #define I2C0_SCL_GPIO_MODE_MASK			BIT(15)
 #define GPIO_PARALLEL_NAND_MODE_MASK		BIT(14)
 #define GPIO_SGMII_MDIO_MODE_MASK		BIT(13)
+#define GPIO_OLT_MODE_MASK			BIT(12)
 #define SIPO_RCLK_MODE_MASK			BIT(11)
 #define GPIO_PCIE_RESET1_MASK			BIT(10)
 #define GPIO_PCIE_RESET0_MASK			BIT(9)
@@ -393,6 +394,7 @@ static struct pinctrl_pin_desc pinctrl_pins[] = {
 
 static const int pon_pins[] = { 15, 16, 17, 18, 19, 20 };
 static const int pon_alt_pins[] = { 36, 37, 38, 39, 40 };
+static const int olt_pins[] = { 36, 37, 38, 39, 40 };
 static const int pon_tod_1pps_pins[] = { 32 };
 static const int gsw_tod_1pps_pins[] = { 32 };
 static const int sipo_pins[] = { 34, 35 };
@@ -482,6 +484,7 @@ static const int pcie_reset1_pins[] = { 52 };
 static const struct pingroup pinctrl_groups[] = {
 	PINCTRL_PIN_GROUP("pon", pon),
 	PINCTRL_PIN_GROUP("pon_alt", pon_alt),
+	PINCTRL_PIN_GROUP("olt", olt),
 	PINCTRL_PIN_GROUP("pon_tod_1pps", pon_tod_1pps),
 	PINCTRL_PIN_GROUP("gsw_tod_1pps", gsw_tod_1pps),
 	PINCTRL_PIN_GROUP("sipo", sipo),
@@ -566,6 +569,7 @@ static const struct pingroup pinctrl_groups[] = {
 };
 
 static const char *const pon_groups[] = { "pon", "pon_alt" };
+static const char *const olt_groups[] = { "olt" };
 static const char *const tod_1pps_groups[] = {
 	"pon_tod_1pps", "gsw_tod_1pps"
 };
@@ -648,6 +652,19 @@ static const struct airoha_pinctrl_func_group pon_func_group[] = {
 	},
 };
 
+static const struct airoha_pinctrl_func_group olt_func_group[] = {
+	{
+		.name = "olt",
+		.regmap[0] = {
+			AIROHA_FUNC_MUX,
+			REG_GPIO_PON_MODE,
+			GPIO_OLT_MODE_MASK,
+			GPIO_OLT_MODE_MASK
+		},
+		.regmap_size = 1,
+	},
+};
+
 static const struct airoha_pinctrl_func_group tod_1pps_func_group[] = {
 	{
 		.name = "pon_tod_1pps",
@@ -1171,6 +1188,7 @@ static const struct airoha_pinctrl_func_group phy4_led1_func_group[] = {
 
 static const struct airoha_pinctrl_func pinctrl_funcs[] = {
 	PINCTRL_FUNC_DESC("pon", pon),
+	PINCTRL_FUNC_DESC("olt", olt),
 	PINCTRL_FUNC_DESC("tod_1pps", tod_1pps),
 	PINCTRL_FUNC_DESC("sipo", sipo),
 	PINCTRL_FUNC_DESC("mdio", mdio),
-- 
2.53.0