arm64: zynqmp: Add pinctrl description

ZynqMP pinctrl Linux driver has been merged to 5.13-rc1 kernel. Based on it
DT files can be extended by pinctrl configurations.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

1 files changed, 288 insertions, 0 deletions

diff --git a/arch/arm/dts/zynqmp-zcu102-revA.dts b/arch/arm/dts/zynqmp-zcu102-revA.dts
index 9323b8d64d5..27c3dcc87f9 100644
--- a/arch/arm/dts/zynqmp-zcu102-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu102-revA.dts
@@ -13,6 +13,7 @@
 #include "zynqmp-clk-ccf.dtsi"
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
 #include <dt-bindings/phy/phy.h>
 
 / {
@@ -154,6 +155,8 @@
 
 &can1 {
 	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_can1_default>;
 };
 
 &dcc {
@@ -196,6 +199,8 @@
 	status = "okay";
 	phy-handle = <&phy0>;
 	phy-mode = "rgmii-id";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_gem3_default>;
 	phy0: ethernet-phy@21 {
 		reg = <21>;
 		ti,rx-internal-delay = <0x8>;
@@ -208,6 +213,8 @@
 
 &gpio {
 	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_gpio_default>;
 };
 
 &gpu {
@@ -217,6 +224,11 @@
 &i2c0 {
 	status = "okay";
 	clock-frequency = <400000>;
+	pinctrl-names = "default", "gpio";
+	pinctrl-0 = <&pinctrl_i2c0_default>;
+	pinctrl-1 = <&pinctrl_i2c0_gpio>;
+	scl-gpios = <&gpio 14 GPIO_ACTIVE_HIGH>;
+	sda-gpios = <&gpio 15 GPIO_ACTIVE_HIGH>;
 
 	tca6416_u97: gpio@20 {
 		compatible = "ti,tca6416";
@@ -476,6 +488,11 @@
 &i2c1 {
 	status = "okay";
 	clock-frequency = <400000>;
+	pinctrl-names = "default", "gpio";
+	pinctrl-0 = <&pinctrl_i2c1_default>;
+	pinctrl-1 = <&pinctrl_i2c1_gpio>;
+	scl-gpios = <&gpio 16 GPIO_ACTIVE_HIGH>;
+	sda-gpios = <&gpio 17 GPIO_ACTIVE_HIGH>;
 
 	/* PL i2c via PCA9306 - u45 */
 	i2c-mux@74 { /* u34 */
@@ -658,6 +675,269 @@
 	};
 };
 
+&pinctrl0 {
+	status = "okay";
+	pinctrl_i2c0_default: i2c0-default {
+		mux {
+			groups = "i2c0_3_grp";
+			function = "i2c0";
+		};
+
+		conf {
+			groups = "i2c0_3_grp";
+			bias-pull-up;
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+	};
+
+	pinctrl_i2c0_gpio: i2c0-gpio {
+		mux {
+			groups = "gpio0_14_grp", "gpio0_15_grp";
+			function = "gpio0";
+		};
+
+		conf {
+			groups = "gpio0_14_grp", "gpio0_15_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+	};
+
+	pinctrl_i2c1_default: i2c1-default {
+		mux {
+			groups = "i2c1_4_grp";
+			function = "i2c1";
+		};
+
+		conf {
+			groups = "i2c1_4_grp";
+			bias-pull-up;
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+	};
+
+	pinctrl_i2c1_gpio: i2c1-gpio {
+		mux {
+			groups = "gpio0_16_grp", "gpio0_17_grp";
+			function = "gpio0";
+		};
+
+		conf {
+			groups = "gpio0_16_grp", "gpio0_17_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+	};
+
+	pinctrl_uart0_default: uart0-default {
+		mux {
+			groups = "uart0_4_grp";
+			function = "uart0";
+		};
+
+		conf {
+			groups = "uart0_4_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+
+		conf-rx {
+			pins = "MIO18";
+			bias-high-impedance;
+		};
+
+		conf-tx {
+			pins = "MIO19";
+			bias-disable;
+		};
+	};
+
+	pinctrl_uart1_default: uart1-default {
+		mux {
+			groups = "uart1_5_grp";
+			function = "uart1";
+		};
+
+		conf {
+			groups = "uart1_5_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+
+		conf-rx {
+			pins = "MIO21";
+			bias-high-impedance;
+		};
+
+		conf-tx {
+			pins = "MIO20";
+			bias-disable;
+		};
+	};
+
+	pinctrl_usb0_default: usb0-default {
+		mux {
+			groups = "usb0_0_grp";
+			function = "usb0";
+		};
+
+		conf {
+			groups = "usb0_0_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+
+		conf-rx {
+			pins = "MIO52", "MIO53", "MIO55";
+			bias-high-impedance;
+		};
+
+		conf-tx {
+			pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59",
+			       "MIO60", "MIO61", "MIO62", "MIO63";
+			bias-disable;
+		};
+	};
+
+	pinctrl_gem3_default: gem3-default {
+		mux {
+			function = "ethernet3";
+			groups = "ethernet3_0_grp";
+		};
+
+		conf {
+			groups = "ethernet3_0_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+
+		conf-rx {
+			pins = "MIO70", "MIO71", "MIO72", "MIO73", "MIO74",
+									"MIO75";
+			bias-high-impedance;
+			low-power-disable;
+		};
+
+		conf-tx {
+			pins = "MIO64", "MIO65", "MIO66", "MIO67", "MIO68",
+									"MIO69";
+			bias-disable;
+			low-power-enable;
+		};
+
+		mux-mdio {
+			function = "mdio3";
+			groups = "mdio3_0_grp";
+		};
+
+		conf-mdio {
+			groups = "mdio3_0_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+			bias-disable;
+		};
+	};
+
+	pinctrl_can1_default: can1-default {
+		mux {
+			function = "can1";
+			groups = "can1_6_grp";
+		};
+
+		conf {
+			groups = "can1_6_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+
+		conf-rx {
+			pins = "MIO25";
+			bias-high-impedance;
+		};
+
+		conf-tx {
+			pins = "MIO24";
+			bias-disable;
+		};
+	};
+
+	pinctrl_sdhci1_default: sdhci1-default {
+		mux {
+			groups = "sdio1_0_grp";
+			function = "sdio1";
+		};
+
+		conf {
+			groups = "sdio1_0_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+			bias-disable;
+		};
+
+		mux-cd {
+			groups = "sdio1_cd_0_grp";
+			function = "sdio1_cd";
+		};
+
+		conf-cd {
+			groups = "sdio1_cd_0_grp";
+			bias-high-impedance;
+			bias-pull-up;
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+
+		mux-wp {
+			groups = "sdio1_wp_0_grp";
+			function = "sdio1_wp";
+		};
+
+		conf-wp {
+			groups = "sdio1_wp_0_grp";
+			bias-high-impedance;
+			bias-pull-up;
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+	};
+
+	pinctrl_gpio_default: gpio-default {
+		mux-sw {
+			function = "gpio0";
+			groups = "gpio0_22_grp", "gpio0_23_grp";
+		};
+
+		conf-sw {
+			groups = "gpio0_22_grp", "gpio0_23_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+
+		mux-msp {
+			function = "gpio0";
+			groups = "gpio0_13_grp", "gpio0_38_grp";
+		};
+
+		conf-msp {
+			groups = "gpio0_13_grp", "gpio0_38_grp";
+			slew-rate = <SLEW_RATE_SLOW>;
+			power-source = <IO_STANDARD_LVCMOS18>;
+		};
+
+		conf-pull-up {
+			pins = "MIO22", "MIO23";
+			bias-pull-up;
+		};
+
+		conf-pull-none {
+			pins = "MIO13", "MIO38";
+			bias-disable;
+		};
+	};
+};
+
 &pcie {
 	status = "okay";
 };
@@ -726,20 +1006,28 @@
 	 * removed for supporting UHS mode
 	 */
 	no-1-8-v;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sdhci1_default>;
 	xlnx,mio-bank = <1>;
 };
 
 &uart0 {
 	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart0_default>;
 };
 
 &uart1 {
 	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_uart1_default>;
 };
 
 /* ULPI SMSC USB3320 */
 &usb0 {
 	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usb0_default>;
 };
 
 &dwc3_0 {