u-boot/arch/arm/dts/rk3328-rock64-u-boot.dtsi
Kurt Miller 33863f744d rockchip: rk3328: rock64 - fix gen3 SPL hang
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>
2020-05-22 20:53:20 +08:00

48 lines
883 B
Text

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2018-2019 Rockchip Electronics Co., Ltd
*/
#include "rk3328-u-boot.dtsi"
#include "rk3328-sdram-lpddr3-1600.dtsi"
/ {
chosen {
u-boot,spl-boot-order = "same-as-spl", &sdmmc, &emmc;
};
};
&gpio0 {
u-boot,dm-spl;
};
&pinctrl {
u-boot,dm-spl;
};
&sdmmc0m1_gpio {
u-boot,dm-spl;
};
&pcfg_pull_up_4ma {
u-boot,dm-spl;
};
&usb_host0_xhci {
vbus-supply = <&vcc_host_5v>;
status = "okay";
};
/*
* This makes XHCI responsible for toggling VBUS. This is needed to work
* around an issue where either XHCI only works with USB 2.0 or OTG doesn't
* work, depending on how VBUS is configured. Having USB 3.0 seems better.
*/
&vcc_host_5v {
/delete-property/ regulator-always-on;
/delete-property/ regulator-boot-on;
};
/* Need this and all the pinctrl/gpio stuff above to set pinmux */
&vcc_sd {
u-boot,dm-spl;
};