From: Alice Guo <[email protected]> Add U-Boot specific device tree configuration for i.MX952 EVK board.
Signed-off-by: Alice Guo <[email protected]> --- arch/arm/dts/imx952-evk-u-boot.dtsi | 58 +++++++ arch/arm/dts/imx952-u-boot.dtsi | 327 ++++++++++++++++++++++++++++++++++++ 2 files changed, 385 insertions(+) diff --git a/arch/arm/dts/imx952-evk-u-boot.dtsi b/arch/arm/dts/imx952-evk-u-boot.dtsi new file mode 100644 index 00000000000..1b2c314a41b --- /dev/null +++ b/arch/arm/dts/imx952-evk-u-boot.dtsi @@ -0,0 +1,58 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2026 NXP + */ + +#include "imx952-u-boot.dtsi" + +&i2c3_pcal6408 { + compatible = "ti,tca6408"; + label = "i2c3_io"; +}; + +&i2c4_pcal6408 { + compatible = "ti,tca6408"; + label = "i2c4_io"; +}; + +&pcal6416 { + compatible = "ti,tca6416"; + label = "i2c6_io"; +}; + +&pcal6524 { + label = "i2c7_io"; +}; + +&usb1 { + compatible = "fsl,imx8mm-usb", "fsl,imx7d-usb"; + /delete-property/power-domains; + bootph-pre-ram; + extcon = <&ptn5110>; +}; + +&usb2 { + compatible = "fsl,imx8mm-usb", "fsl,imx7d-usb"; + /delete-property/power-domains; + bootph-pre-ram; +}; + +&usbmisc1 { + bootph-pre-ram; +}; + +&usbmisc2 { + bootph-pre-ram; +}; + +&usbphynop1 { + bootph-pre-ram; +}; + +&usbphynop2 { + bootph-pre-ram; +}; + +&wdog3 { + status = "disabled"; +}; diff --git a/arch/arm/dts/imx952-u-boot.dtsi b/arch/arm/dts/imx952-u-boot.dtsi new file mode 100644 index 00000000000..208931ba884 --- /dev/null +++ b/arch/arm/dts/imx952-u-boot.dtsi @@ -0,0 +1,327 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2026 NXP + */ + +/ { + binman { + multiple-images; + + m33-oei-ddrfw { + pad-byte = <0x00>; + align-size = <0x8>; + filename = "m33-oei-ddrfw.bin"; + + oei-m33-ddr { + align-size = <0x4>; + filename = "oei-m33-ddr.bin"; + type = "blob-ext"; + }; + + imx-lpddr { + type = "nxp-header-ddrfw"; + + imx-lpddr-imem { + filename = "lpddr4x_imem_v202409.bin"; + type = "blob-ext"; + }; + + imx-lpddr-dmem { + filename = "lpddr4x_dmem_v202409.bin"; + type = "blob-ext"; + }; + }; + + imx-lpddr-qb { + type = "nxp-header-ddrfw"; + + imx-lpddr-imem-qb { + filename = "lpddr4x_imem_qb_v202409.bin"; + type = "blob-ext"; + }; + + imx-lpddr-dmem-qb { + filename = "lpddr4x_dmem_qb_v202409.bin"; + type = "blob-ext"; + }; + }; + }; + + imx-boot { + filename = "flash.bin"; + pad-byte = <0x00>; + + spl { + type = "nxp-imx9image"; + cfg-path = "spl/u-boot-spl.cfgout"; + args; + + cntr-version = <2>; + boot-from = "sd"; + soc-type = "IMX9"; + append = "mx952a0-ahab-container.img"; + container; + dummy-ddr; + image0 = "oei", "m33-oei-ddrfw.bin", "0x1ffc0000"; + hold = <0x10000>; + image1 = "m33", "m33_image.bin", "0x1ffc0000"; + image2 = "a55", "spl/u-boot-spl.bin", "0x20480000"; + dummy-v2x = <0x8b000000>; + }; + + u-boot { + type = "nxp-imx9image"; + cfg-path = "u-boot-container.cfgout"; + args; + + cntr-version = <2>; + boot-from = "sd"; + soc-type = "IMX9"; + container; + image0 = "a55", "bl31.bin", "0x8a200000"; + image1 = "a55", "u-boot.bin", "0x90200000"; + }; + }; + }; + + chosen { + bootargs = "console=ttyLP0,115200 earlycon"; + }; + + aliases { + usb_gadget0 = &usbg1; + usb_gadget1 = &usbg2; + }; + + usbg1: usbg1 { + compatible = "fsl,imx27-usb-gadget"; + dr_mode = "peripheral"; + chipidea,usb = <&usb1>; + bootph-pre-ram; + status = "okay"; + }; + + usbg2: usbg2 { + compatible = "fsl,imx27-usb-gadget"; + dr_mode = "peripheral"; + chipidea,usb = <&usb2>; + bootph-pre-ram; + status = "okay"; + }; + + reg_m2_pwr: regulator-m2-pwr { + compatible = "regulator-fixed"; + regulator-name = "M.2-power"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pcal6524 20 GPIO_ACTIVE_HIGH>; + enable-active-high; + /* + * M.2 device only can be enabled(W_DISABLE1#) after all Power + * Rails reach their minimum operating voltage (PCI Express M.2 + * Specification r5.1 3.1.4 Power-up Timing). + * Set a delay equal to the max value of Tsettle here. + */ + startup-delay-us = <5000>; + }; +}; + +&A55_0 { + clocks = <&scmi_clk IMX952_CLK_ARMPLL_PFD0>; + /delete-property/ power-domains; +}; + +&A55_1 { + clocks = <&scmi_clk IMX952_CLK_ARMPLL_PFD0>; + /delete-property/ power-domains; +}; + +&A55_2 { + clocks = <&scmi_clk IMX952_CLK_ARMPLL_PFD0>; + /delete-property/ power-domains; +}; + +&A55_3 { + clocks = <&scmi_clk IMX952_CLK_ARMPLL_PFD0>; + /delete-property/ power-domains; +}; + +&aips1 { + bootph-all; +}; + +&aips2 { + bootph-all; +}; + +&aips3 { + bootph-all; +}; + +&clk_ext1 { + bootph-all; +}; + +&clk_dummy { + bootph-all; +}; + +&clk_osc_24m { + bootph-all; +}; + +&elemu1 { + status = "okay"; + bootph-all; +}; + +&elemu3 { + status = "okay"; + bootph-all; +}; + +&{/firmware} { + bootph-all; +}; + +&{/firmware/scmi} { + bootph-all; +}; + +&{/firmware/scmi/protocol@11} { + bootph-all; +}; + +&{/firmware/scmi/protocol@13} { + bootph-all; +}; + +&{/firmware/scmi/protocol@14} { + bootph-all; +}; + +&{/firmware/scmi/protocol@15} { + bootph-all; +}; + +&{/firmware/scmi/protocol@19} { + bootph-all; +}; + +&gpio1 { + reg = <0 0x47400000 0 0x1000>, <0 0x47400040 0 0x40>; +}; + +&gpio2 { + reg = <0 0x43810000 0 0x1000>, <0 0x43810040 0 0x40>; + bootph-pre-ram; + /* + * Use one SPL/U-Boot for mx952evk and mx952evkrpmsg, since GPIO2 + * is assigned to M7, disable gpio2 here + */ + status = "disabled"; +}; + +&gpio3 { + reg = <0 0x43820000 0 0x1000>, <0 0x43820040 0 0x40>; + bootph-pre-ram; +}; + +&gpio4 { + reg = <0 0x43840000 0 0x1000>, <0 0x43840040 0 0x40>; + bootph-pre-ram; +}; + +&gpio5 { + reg = <0 0x43850000 0 0x1000>, <0 0x43850040 0 0x40>; + bootph-pre-ram; +}; + +&lpuart1 { + bootph-pre-ram; +}; + +&mu2 { + bootph-all; +}; + +®_usdhc2_vmmc { + bootph-pre-ram; +}; + +&scmi_buf0 { + reg = <0x0 0x400>; + bootph-all; +}; + +&scmi_buf1 { + bootph-all; +}; + +&{/soc} { + bootph-all; +}; + +&sram0 { + bootph-all; +}; + +&usdhc1 { + bootph-pre-ram; +}; + +&usdhc2 { + bootph-pre-ram; +}; + +&scmi_iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hog>; + + pinctrl_hog: hoggrp { + bootph-pre-ram; + + fsl,pins = < + IMX952_PAD_XSPI1_SS1_B__WAKEUPMIX_TOP_GPIO5_IO_11 0x3fe + IMX952_PAD_GPIO_IO12__WAKEUPMIX_TOP_TPM3_CH2 0x51e + IMX952_PAD_CCM_CLKO1__WAKEUPMIX_TOP_GPIO3_IO_26 0x3fe + IMX952_PAD_CCM_CLKO2__WAKEUPMIX_TOP_GPIO3_IO_27 0x3fe + >; + }; +}; + +&pinctrl_uart1 { + bootph-pre-ram; +}; + +&pinctrl_usdhc1 { + bootph-pre-ram; +}; + +&pinctrl_usdhc1_100mhz { + bootph-pre-ram; +}; + +&pinctrl_usdhc1_200mhz { + bootph-pre-ram; +}; + +&pinctrl_usdhc2 { + bootph-pre-ram; +}; + +&pinctrl_usdhc2_100mhz { + bootph-pre-ram; +}; + +&pinctrl_usdhc2_200mhz { + bootph-pre-ram; +}; + +&pinctrl_usdhc2_gpio { + bootph-pre-ram; +}; + +&pinctrl_reg_usdhc2_vmmc { + bootph-pre-ram; +}; -- 2.43.0
