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https://github.com/AsahiLinux/u-boot
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a7d54d3de8
Add the TPM device found on the GW73xx revision F PCB. This hangs off of SPI2, uses gpio1_10 as a CS and gpio1_11 as RST#. Signed-off-by: Tim Harvey <tharvey@gateworks.com> Reviewed-by: Fabio Estevam <festevam@gmail.com>
104 lines
1.6 KiB
Text
104 lines
1.6 KiB
Text
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2023 Gateworks Corporation
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*/
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#include "imx8mp-venice-gw702x-u-boot.dtsi"
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ðphy0 {
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reset-gpios = <&gpio3 14 GPIO_ACTIVE_LOW>;
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reset-delay-us = <1000>;
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reset-post-delay-us = <300000>;
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};
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&gpio1 {
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tpm_rst {
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gpio-hog;
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output-high;
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gpios = <11 GPIO_ACTIVE_HIGH>;
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line-name = "tpm_rst#";
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};
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};
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&gpio4 {
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dio_1 {
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gpio-hog;
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input;
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gpios = <8 GPIO_ACTIVE_HIGH>;
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line-name = "dio1";
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};
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dio_0 {
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gpio-hog;
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input;
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gpios = <11 GPIO_ACTIVE_HIGH>;
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line-name = "dio0";
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};
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pci_usb_sel {
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gpio-hog;
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output-low;
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gpios = <14 GPIO_ACTIVE_HIGH>;
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line-name = "pci_usb_sel";
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};
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mipi_gpio4 {
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gpio-hog;
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input;
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gpios = <17 GPIO_ACTIVE_HIGH>;
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line-name = "mipi_gpio4";
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};
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rs485_en {
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gpio-hog;
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output-low;
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gpios = <22 GPIO_ACTIVE_HIGH>;
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line-name = "rs485_en";
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};
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rs485_term {
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gpio-hog;
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output-low;
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gpios = <23 GPIO_ACTIVE_HIGH>;
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line-name = "rs485_term";
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};
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mipi_gpio1 {
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gpio-hog;
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input;
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gpios = <24 GPIO_ACTIVE_HIGH>;
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line-name = "mipi_gpio1";
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};
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mipi_gpio3 {
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gpio-hog;
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input;
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gpios = <25 GPIO_ACTIVE_HIGH>;
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line-name = "mipi_gpio3";
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};
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mipi_gpio2 {
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gpio-hog;
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input;
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gpios = <26 GPIO_ACTIVE_HIGH>;
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line-name = "mipi_gpio2";
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};
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rs485_hd {
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gpio-hog;
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output-low;
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gpios = <27 GPIO_ACTIVE_HIGH>;
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line-name = "rs485_hd";
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};
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pci_wdis {
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gpio-hog;
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output-high;
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gpios = <28 GPIO_ACTIVE_HIGH>;
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line-name = "pci_wdis#";
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};
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};
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/* gpio-usb-con not supported yet in U-Boot so make this a host for now */
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&usb_dwc3_0 {
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dr_mode = "host";
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};
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