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>
diff --git a/arch/arm/dts/zynqmp-zcu104-revC.dts b/arch/arm/dts/zynqmp-zcu104-revC.dts
index 8f30a28..1b4cfb1 100644
--- a/arch/arm/dts/zynqmp-zcu104-revC.dts
+++ b/arch/arm/dts/zynqmp-zcu104-revC.dts
@@ -12,6 +12,7 @@
#include "zynqmp.dtsi"
#include "zynqmp-clk-ccf.dtsi"
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/pinctrl-zynqmp.h>
#include <dt-bindings/phy/phy.h>
/ {
@@ -68,6 +69,8 @@
&can1 {
status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_can1_default>;
};
&dcc {
@@ -110,6 +113,8 @@
status = "okay";
phy-handle = <&phy0>;
phy-mode = "rgmii-id";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gem3_default>;
phy0: ethernet-phy@c {
reg = <0xc>;
ti,rx-internal-delay = <0x8>;
@@ -130,6 +135,11 @@
&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>;
tca6416_u97: gpio@20 {
compatible = "ti,tca6416";
@@ -228,6 +238,204 @@
};
};
+&pinctrl0 {
+ status = "okay";
+
+ 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>;
+ drive-strength = <12>;
+ };
+
+ conf-rx {
+ pins = "MIO25";
+ bias-high-impedance;
+ };
+
+ conf-tx {
+ pins = "MIO24";
+ bias-disable;
+ };
+ };
+
+ 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>;
+ drive-strength = <12>;
+ };
+ };
+
+ 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>;
+ drive-strength = <12>;
+ };
+ };
+
+ 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>;
+ drive-strength = <12>;
+ };
+
+ 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_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;
+ drive-strength = <12>;
+ };
+
+ 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>;
+ };
+ };
+
+ 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>;
+ drive-strength = <12>;
+ };
+
+ 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>;
+ drive-strength = <12>;
+ };
+
+ 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>;
+ drive-strength = <12>;
+ };
+
+ conf-rx {
+ pins = "MIO52", "MIO53", "MIO55";
+ bias-high-impedance;
+ };
+
+ conf-tx {
+ pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59",
+ "MIO60", "MIO61", "MIO62", "MIO63";
+ bias-disable;
+ };
+ };
+};
+
&qspi {
status = "okay";
flash@0 {
@@ -287,21 +495,29 @@
&sdhci1 {
status = "okay";
no-1-8-v;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sdhci1_default>;
xlnx,mio-bank = <1>;
disable-wp;
};
&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 {