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https://github.com/AsahiLinux/u-boot
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3041e094e4
In some situations the GSC firmware where the EEPROM containing the model and DRAM configuration may not be ready by the time the SoC is ready to talk to it over I2C. Instead of a hard delay, poll the I2C lines to wait until they are released to avoid the I2C drivers 'Arbitation lost' error message. Signed-off-by: Tim Harvey <tharvey@gateworks.com> Reviewed-by: Fabio Estevam <festevam@denx.de>
70 lines
626 B
Text
70 lines
626 B
Text
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2022 Gateworks Corporation
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*/
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#include "imx8mn-u-boot.dtsi"
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&gpio1 {
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u-boot,dm-spl;
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};
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&gpio2 {
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u-boot,dm-spl;
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};
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&gpio3 {
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u-boot,dm-spl;
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};
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&gpio4 {
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u-boot,dm-spl;
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};
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&gpio5 {
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u-boot,dm-spl;
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};
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&uart2 {
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u-boot,dm-spl;
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};
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&pinctrl_uart2 {
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u-boot,dm-spl;
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};
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&usdhc3 {
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u-boot,dm-spl;
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};
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&pinctrl_usdhc3 {
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u-boot,dm-spl;
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};
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&i2c1 {
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u-boot,dm-spl;
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};
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&pinctrl_i2c1 {
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u-boot,dm-spl;
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};
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&pinctrl_i2c1_gpio {
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u-boot,dm-spl;
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};
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&gsc {
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u-boot,dm-spl;
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};
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&i2c2 {
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u-boot,dm-spl;
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};
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&pinctrl_i2c2 {
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u-boot,dm-spl;
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};
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&pinctrl_wdog {
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u-boot,dm-spl;
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};
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