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u-boot/arch/arm/dts/imx8mm-venice-gw700x.dtsi
Tim Harvey a4dc847b60 arm: dts: imx8m*-venice-*: add I2C GPIO bus recovery support 
Add I2C GPIO bus recovery support by adding scl-gpios and sda-gpios for the
various I2C busses on Gateworks Venice boards.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Fabio Estevam <festevam@denx.de>
2023-01-31 18:08:23 +01:00

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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright 2020 Gateworks Corporation
*/
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/net/ti-dp83867.h>
/ {
memory@40000000 {
device_type = "memory";
reg = <0x0 0x40000000 0 0x80000000>;
};
gpio-keys {
compatible = "gpio-keys";
key-user-pb {
label = "user_pb";
gpios = <&gpio 2 GPIO_ACTIVE_LOW>;
linux,code = <BTN_0>;
};
key-user-pb1x {
label = "user_pb1x";
linux,code = <BTN_1>;
interrupt-parent = <&gsc>;
interrupts = <0>;
};
key-erased {
label = "key_erased";
linux,code = <BTN_2>;
interrupt-parent = <&gsc>;
interrupts = <1>;
};
key-eeprom-wp {
label = "eeprom_wp";
linux,code = <BTN_3>;
interrupt-parent = <&gsc>;
interrupts = <2>;
};
key-tamper {
label = "tamper";
linux,code = <BTN_4>;
interrupt-parent = <&gsc>;
interrupts = <5>;
};
switch-hold {
label = "switch_hold";
linux,code = <BTN_5>;
interrupt-parent = <&gsc>;
interrupts = <7>;
};
};
};
&A53_0 {
cpu-supply = <&buck3_reg>;
};
&A53_1 {
cpu-supply = <&buck3_reg>;
};
&A53_2 {
cpu-supply = <&buck3_reg>;
};
&A53_3 {
cpu-supply = <&buck3_reg>;
};
&ddrc {
operating-points-v2 = <&ddrc_opp_table>;
ddrc_opp_table: opp-table {
compatible = "operating-points-v2";
opp-25M {
opp-hz = /bits/ 64 <25000000>;
};
opp-100M {
opp-hz = /bits/ 64 <100000000>;
};
opp-750M {
opp-hz = /bits/ 64 <750000000>;
};
};
};
&fec1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_fec1>;
phy-mode = "rgmii-id";
phy-handle = <&ethphy0>;
status = "okay";
mdio {
#address-cells = <1>;
#size-cells = <0>;
ethphy0: ethernet-phy@0 {
compatible = "ethernet-phy-ieee802.3-c22";
reg = <0>;
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
rx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
};
};
};
&i2c1 {
clock-frequency = <100000>;
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c1>;
pinctrl-1 = <&pinctrl_i2c1_gpio>;
scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";
gsc: gsc@20 {
compatible = "gw,gsc";
reg = <0x20>;
pinctrl-0 = <&pinctrl_gsc>;
interrupt-parent = <&gpio2>;
interrupts = <6 IRQ_TYPE_EDGE_FALLING>;
interrupt-controller;
#interrupt-cells = <1>;
#address-cells = <1>;
#size-cells = <0>;
adc {
compatible = "gw,gsc-adc";
#address-cells = <1>;
#size-cells = <0>;
channel@6 {
gw,mode = <0>;
reg = <0x06>;
label = "temp";
};
channel@8 {
gw,mode = <1>;
reg = <0x08>;
label = "vdd_bat";
};
channel@16 {
gw,mode = <4>;
reg = <0x16>;
label = "fan_tach";
};
channel@82 {
gw,mode = <2>;
reg = <0x82>;
label = "vdd_vin";
gw,voltage-divider-ohms = <22100 1000>;
};
channel@84 {
gw,mode = <2>;
reg = <0x84>;
label = "vdd_adc1";
gw,voltage-divider-ohms = <10000 10000>;
};
channel@86 {
gw,mode = <2>;
reg = <0x86>;
label = "vdd_adc2";
gw,voltage-divider-ohms = <10000 10000>;
};
channel@88 {
gw,mode = <2>;
reg = <0x88>;
label = "vdd_dram";
};
channel@8c {
gw,mode = <2>;
reg = <0x8c>;
label = "vdd_1p2";
};
channel@8e {
gw,mode = <2>;
reg = <0x8e>;
label = "vdd_1p0";
};
channel@90 {
gw,mode = <2>;
reg = <0x90>;
label = "vdd_2p5";
gw,voltage-divider-ohms = <10000 10000>;
};
channel@92 {
gw,mode = <2>;
reg = <0x92>;
label = "vdd_3p3";
gw,voltage-divider-ohms = <10000 10000>;
};
channel@98 {
gw,mode = <2>;
reg = <0x98>;
label = "vdd_0p95";
};
channel@9a {
gw,mode = <2>;
reg = <0x9a>;
label = "vdd_1p8";
};
channel@a2 {
gw,mode = <2>;
reg = <0xa2>;
label = "vdd_gsc";
gw,voltage-divider-ohms = <10000 10000>;
};
};
fan-controller@0 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "gw,gsc-fan";
reg = <0x0a>;
};
};
gpio: gpio@23 {
compatible = "nxp,pca9555";
reg = <0x23>;
gpio-controller;
#gpio-cells = <2>;
interrupt-parent = <&gsc>;
interrupts = <4>;
};
eeprom@50 {
compatible = "atmel,24c02";
reg = <0x50>;
pagesize = <16>;
};
eeprom@51 {
compatible = "atmel,24c02";
reg = <0x51>;
pagesize = <16>;
};
eeprom@52 {
compatible = "atmel,24c02";
reg = <0x52>;
pagesize = <16>;
};
eeprom@53 {
compatible = "atmel,24c02";
reg = <0x53>;
pagesize = <16>;
};
rtc@68 {
compatible = "dallas,ds1672";
reg = <0x68>;
};
pmic@69 {
compatible = "mps,mp5416";
reg = <0x69>;
regulators {
/* vdd_0p95: DRAM/GPU/VPU */
buck1 {
regulator-name = "buck1";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1000000>;
regulator-min-microamp = <3800000>;
regulator-max-microamp = <6800000>;
regulator-boot-on;
regulator-always-on;
};
/* vdd_soc */
buck2 {
regulator-name = "buck2";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <900000>;
regulator-min-microamp = <2200000>;
regulator-max-microamp = <5200000>;
regulator-boot-on;
regulator-always-on;
};
/* vdd_arm */
buck3_reg: buck3 {
regulator-name = "buck3";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1000000>;
regulator-min-microamp = <3800000>;
regulator-max-microamp = <6800000>;
regulator-always-on;
};
/* vdd_1p8 */
buck4 {
regulator-name = "buck4";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-min-microamp = <2200000>;
regulator-max-microamp = <5200000>;
regulator-boot-on;
regulator-always-on;
};
/* nvcc_snvs_1p8 */
ldo1 {
regulator-name = "ldo1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
/* vdd_snvs_0p8 */
ldo2 {
regulator-name = "ldo2";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <800000>;
regulator-boot-on;
regulator-always-on;
};
/* vdd_0p9 */
ldo3 {
regulator-name = "ldo3";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <900000>;
regulator-boot-on;
regulator-always-on;
};
/* vdd_1p8 */
ldo4 {
regulator-name = "ldo4";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
};
};
};
&i2c2 {
clock-frequency = <400000>;
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c2>;
pinctrl-1 = <&pinctrl_i2c2_gpio>;
scl-gpios = <&gpio5 16 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
sda-gpios = <&gpio5 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
status = "okay";
eeprom@52 {
compatible = "atmel,24c32";
reg = <0x52>;
pagesize = <32>;
};
};
/* console */
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart2>;
status = "okay";
};
/* eMMC */
&usdhc3 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc3>;
pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
bus-width = <8>;
non-removable;
status = "okay";
};
&wdog1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wdog>;
fsl,ext-reset-output;
status = "okay";
};
&iomuxc {
pinctrl_fec1: fec1grp {
fsl,pins = <
MX8MM_IOMUXC_ENET_MDC_ENET1_MDC 0x3
MX8MM_IOMUXC_ENET_MDIO_ENET1_MDIO 0x3
MX8MM_IOMUXC_ENET_TD3_ENET1_RGMII_TD3 0x1f
MX8MM_IOMUXC_ENET_TD2_ENET1_RGMII_TD2 0x1f
MX8MM_IOMUXC_ENET_TD1_ENET1_RGMII_TD1 0x1f
MX8MM_IOMUXC_ENET_TD0_ENET1_RGMII_TD0 0x1f
MX8MM_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0x91
MX8MM_IOMUXC_ENET_RD2_ENET1_RGMII_RD2 0x91
MX8MM_IOMUXC_ENET_RD1_ENET1_RGMII_RD1 0x91
MX8MM_IOMUXC_ENET_RD0_ENET1_RGMII_RD0 0x91
MX8MM_IOMUXC_ENET_TXC_ENET1_RGMII_TXC 0x1f
MX8MM_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0x91
MX8MM_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL 0x91
MX8MM_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL 0x1f
MX8MM_IOMUXC_NAND_ALE_GPIO3_IO0 0x19
>;
};
pinctrl_gsc: gscgrp {
fsl,pins = <
MX8MM_IOMUXC_SD1_DATA4_GPIO2_IO6 0x159
>;
};
pinctrl_i2c1: i2c1grp {
fsl,pins = <
MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c3
MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c3
>;
};
pinctrl_i2c1_gpio: i2c1gpiogrp {
fsl,pins = <
MX8MM_IOMUXC_I2C1_SCL_GPIO5_IO14 0x400001c3
MX8MM_IOMUXC_I2C1_SDA_GPIO5_IO15 0x400001c3
>;
};
pinctrl_i2c2: i2c2grp {
fsl,pins = <
MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3
MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c3
>;
};
pinctrl_i2c2_gpio: i2c2gpiogrp {
fsl,pins = <
MX8MM_IOMUXC_I2C2_SCL_GPIO5_IO16 0x400001c3
MX8MM_IOMUXC_I2C2_SDA_GPIO5_IO17 0x400001c3
>;
};
pinctrl_uart2: uart2grp {
fsl,pins = <
MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX 0x140
MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX 0x140
>;
};
pinctrl_usdhc3: usdhc3grp {
fsl,pins = <
MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190
MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d0
MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d0
MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d0
MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d0
MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d0
MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d0
MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d0
MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d0
MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d0
MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x190
>;
};
pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
fsl,pins = <
MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x194
MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d4
MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4
MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4
MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4
MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4
MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4
MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4
MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4
MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4
MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x194
>;
};
pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
fsl,pins = <
MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x196
MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d6
MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d6
MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d6
MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d6
MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d6
MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d6
MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d6
MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d6
MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d6
MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x196
>;
};
pinctrl_wdog: wdoggrp {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0xc6
>;
};
};
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