mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-07-12 06:06:15 +09:00
33863f744d
Use the same approach as ROC-RK3328-CC which enables SPL GPIO, pinctl and regulator support. This allows the gen3 board to boot through SPL and does not break gen2 in the process. Signed-off-by: Kurt Miller <kurt@intricatesoftware.com> Acked-by: Matwey V. Kornilov <matwey.kornilov@gmail.com> Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
49 lines
883 B
Plaintext
49 lines
883 B
Plaintext
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2018-2019 Rockchip Electronics Co., Ltd
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*/
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#include "rk3328-u-boot.dtsi"
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#include "rk3328-sdram-lpddr3-1600.dtsi"
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/ {
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chosen {
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u-boot,spl-boot-order = "same-as-spl", &sdmmc, &emmc;
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};
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};
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&gpio0 {
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u-boot,dm-spl;
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};
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&pinctrl {
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u-boot,dm-spl;
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};
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&sdmmc0m1_gpio {
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u-boot,dm-spl;
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};
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&pcfg_pull_up_4ma {
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u-boot,dm-spl;
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};
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&usb_host0_xhci {
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vbus-supply = <&vcc_host_5v>;
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status = "okay";
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};
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/*
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* This makes XHCI responsible for toggling VBUS. This is needed to work
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* around an issue where either XHCI only works with USB 2.0 or OTG doesn't
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* work, depending on how VBUS is configured. Having USB 3.0 seems better.
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*/
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&vcc_host_5v {
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/delete-property/ regulator-always-on;
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/delete-property/ regulator-boot-on;
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};
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/* Need this and all the pinctrl/gpio stuff above to set pinmux */
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&vcc_sd {
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u-boot,dm-spl;
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};
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