From 9c77cb73c7648b24ea251392148e2bc386b990d3 Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Thu, 2 Nov 2017 11:51:59 +0100 Subject: [PATCH] arm64: zynqmp: Update device tree for pinmux Added pin control support in device tree for zynqmp. Signed-off-by: Chirag Parekh Signed-off-by: Michal Simek --- arch/arm/dts/zynqmp-zcu102-revA.dts | 289 +++++++++++++++++++ arch/arm/dts/zynqmp.dtsi | 6 + include/dt-bindings/pinctrl/pinctrl-zynqmp.h | 30 ++ 3 files changed, 325 insertions(+) create mode 100644 include/dt-bindings/pinctrl/pinctrl-zynqmp.h diff --git a/arch/arm/dts/zynqmp-zcu102-revA.dts b/arch/arm/dts/zynqmp-zcu102-revA.dts index 66dc110a96..eb361b0036 100644 --- a/arch/arm/dts/zynqmp-zcu102-revA.dts +++ b/arch/arm/dts/zynqmp-zcu102-revA.dts @@ -13,6 +13,7 @@ #include "zynqmp.dtsi" #include "zynqmp-clk.dtsi" #include +#include / { model = "ZynqMP ZCU102 RevA"; @@ -68,6 +69,8 @@ &can1 { status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_can1_default>; }; &dcc { @@ -120,6 +123,8 @@ status = "okay"; phy-handle = <&phy0>; phy-mode = "rgmii-id"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gem3_default>; phy0: phy@21 { reg = <21>; ti,rx-internal-delay = <0x8>; @@ -130,6 +135,8 @@ &gpio { status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpio_default>; }; &gpu { @@ -139,6 +146,11 @@ &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 { /* @@ -400,6 +412,12 @@ drivers/hwmon/pmbus/Makefile:11:obj-$(CONFIG_SENSORS_MAX20751) += max20751.o &i2c1 { status = "okay"; clock-frequency = <400000>; + pinctrl-names = "default", "gpio"; + pinctrl-0 = <&pinctrl_i2c1_default>; + pinctrl-1 = <&pinctrl_i2c1_gpio>; + scl-gpios = <&gpio 16 GPIO_ACTIVE_HIGH>; + sda-gpios = <&gpio 17 GPIO_ACTIVE_HIGH>; + /* FIXME PL i2c via PCA9306 - u45 */ /* FIXME MSP430 - u41 - not detected */ i2cswitch@74 { /* u34 */ @@ -549,6 +567,269 @@ drivers/hwmon/pmbus/Makefile:11:obj-$(CONFIG_SENSORS_MAX20751) += max20751.o }; }; +&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 = ; + io-standard = ; + }; + }; + + 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 = ; + io-standard = ; + }; + }; + + pinctrl_i2c1_default: i2c1-default { + mux { + groups = "i2c1_4_grp"; + function = "i2c1"; + }; + + conf { + groups = "i2c1_4_grp"; + bias-pull-up; + slew-rate = ; + io-standard = ; + }; + }; + + 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 = ; + io-standard = ; + }; + }; + + pinctrl_uart0_default: uart0-default { + mux { + groups = "uart0_4_grp"; + function = "uart0"; + }; + + conf { + groups = "uart0_4_grp"; + slew-rate = ; + io-standard = ; + }; + + 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 = ; + io-standard = ; + }; + + 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 = ; + io-standard = ; + }; + + 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 = ; + io-standard = ; + }; + + 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 = ; + io-standard = ; + bias-disable; + }; + }; + + pinctrl_can1_default: can1-default { + mux { + function = "can1"; + groups = "can1_6_grp"; + }; + + conf { + groups = "can1_6_grp"; + slew-rate = ; + io-standard = ; + }; + + 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 = ; + io-standard = ; + bias-disable; + }; + + mux-cd { + groups = "sdio1_0_cd_grp"; + function = "sdio1_cd"; + }; + + conf-cd { + groups = "sdio1_0_cd_grp"; + bias-high-impedance; + bias-pull-up; + slew-rate = ; + io-standard = ; + }; + + mux-wp { + groups = "sdio1_0_wp_grp"; + function = "sdio1_wp"; + }; + + conf-wp { + groups = "sdio1_0_wp_grp"; + bias-high-impedance; + bias-pull-up; + slew-rate = ; + io-standard = ; + }; + }; + + 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 = ; + io-standard = ; + }; + + mux-msp { + function = "gpio0"; + groups = "gpio0_13_grp", "gpio0_38_grp"; + }; + + conf-msp { + groups = "gpio0_13_grp", "gpio0_38_grp"; + slew-rate = ; + io-standard = ; + }; + + conf-pull-up { + pins = "MIO22", "MIO23"; + bias-pull-up; + }; + + conf-pull-none { + pins = "MIO13", "MIO38"; + bias-disable; + }; + }; +}; + &pcie { status = "okay"; }; @@ -603,21 +884,29 @@ drivers/hwmon/pmbus/Makefile:11:obj-$(CONFIG_SENSORS_MAX20751) += max20751.o /* SD1 with level shifter */ &sdhci1 { status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sdhci1_default>; no-1-8-v; /* for 1.0 silicon */ 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 { diff --git a/arch/arm/dts/zynqmp.dtsi b/arch/arm/dts/zynqmp.dtsi index 07b99233b3..54e0edbbb9 100644 --- a/arch/arm/dts/zynqmp.dtsi +++ b/arch/arm/dts/zynqmp.dtsi @@ -830,6 +830,12 @@ power-domains = <&pd_sd1>; }; + pinctrl0: pinctrl@ff180000 { + compatible = "xlnx,pinctrl-zynqmp"; + status = "disabled"; + reg = <0x0 0xff180000 0x0 0x1000>; + }; + smmu: smmu@fd800000 { compatible = "arm,mmu-500"; reg = <0x0 0xfd800000 0x0 0x20000>; diff --git a/include/dt-bindings/pinctrl/pinctrl-zynqmp.h b/include/dt-bindings/pinctrl/pinctrl-zynqmp.h new file mode 100644 index 0000000000..e1b81fe5ef --- /dev/null +++ b/include/dt-bindings/pinctrl/pinctrl-zynqmp.h @@ -0,0 +1,30 @@ +/* + * MIO pin configuration defines for Xilinx ZynqMP + * + * Copyright (C) 2017 Xilinx, Inc. + * Author: Chirag Parekh + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef _DT_BINDINGS_PINCTRL_ZYNQMP_H +#define _DT_BINDINGS_PINCTRL_ZYNQMP_H + +/* Bit value for IO standards */ +#define IO_STANDARD_LVCMOS33 0 +#define IO_STANDARD_LVCMOS18 1 + +/* Bit values for Slew Rates */ +#define SLEW_RATE_FAST 0 +#define SLEW_RATE_SLOW 1 + +/* Bit values for Pin inputs */ +#define PIN_INPUT_TYPE_CMOS 0 +#define PIN_INPUT_TYPE_SCHMITT 1 + +#endif /* _DT_BINDINGS_PINCTRL_ZYNQMP_H */ -- 2.39.2