diff options
Diffstat (limited to 'arch/arm/boot/dts/imx28-lwe.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/imx28-lwe.dtsi | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx28-lwe.dtsi b/arch/arm/boot/dts/imx28-lwe.dtsi new file mode 100644 index 000000000..bb971e660 --- /dev/null +++ b/arch/arm/boot/dts/imx28-lwe.dtsi @@ -0,0 +1,170 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright 2021 + * Lukasz Majewski, DENX Software Engineering, lukma@denx.de + */ + +/dts-v1/; +#include "imx28.dtsi" + +/ { + aliases { + spi2 = &ssp3; + }; + + chosen { + bootargs = "root=/dev/mmcblk0p2 rootfstype=ext4 ro rootwait console=ttyAMA0,115200 panic=1"; + }; + + memory@40000000 { + reg = <0x40000000 0x08000000>; + }; + + reg_3v3: regulator-reg-3v3 { + compatible = "regulator-fixed"; + regulator-name = "3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + reg_usb_5v: regulator-reg-usb-5v { + compatible = "regulator-fixed"; + regulator-name = "usb_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + }; + + reg_fec_3v3: regulator-reg-fec-3v3 { + compatible = "regulator-fixed"; + regulator-name = "fec-phy"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; +}; + +&duart { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_a>; + status = "okay"; +}; + +&i2c0 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins_a>; + status = "okay"; +}; + +&saif0 { + pinctrl-names = "default"; + pinctrl-0 = <&saif0_pins_a>; + #sound-dai-cells = <0>; + assigned-clocks = <&clks 53>; + assigned-clock-rates = <12000000>; + status = "okay"; +}; + +&saif1 { + pinctrl-names = "default"; + pinctrl-0 = <&saif1_pins_a>; + fsl,saif-master = <&saif0>; + #sound-dai-cells = <0>; + status = "okay"; +}; + +&spi3_pins_a { + fsl,pinmux-ids = < + MX28_PAD_AUART2_RX__SSP3_D4 + MX28_PAD_AUART2_TX__SSP3_D5 + MX28_PAD_SSP3_SCK__SSP3_SCK + MX28_PAD_SSP3_MOSI__SSP3_CMD + MX28_PAD_SSP3_MISO__SSP3_D0 + MX28_PAD_SSP3_SS0__SSP3_D3 + MX28_PAD_AUART2_TX__GPIO_3_9 + >; +}; + +&ssp0 { + compatible = "fsl,imx28-mmc"; + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_8bit_pins_a>; + bus-width = <8>; + vmmc-supply = <®_3v3>; + non-removable; + status = "okay"; +}; + +&ssp2 { + compatible = "fsl,imx28-spi"; + pinctrl-names = "default"; + pinctrl-0 = <&spi2_pins_a>; + status = "okay"; +}; + +&ssp3 { + compatible = "fsl,imx28-spi"; + pinctrl-names = "default"; + pinctrl-0 = <&spi3_pins_a>; + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + spi-max-frequency = <40000000>; + reg = <0>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "u-boot"; + reg = <0 0x80000>; + read-only; + }; + + partition@80000 { + label = "env0"; + reg = <0x80000 0x10000>; + }; + + partition@90000 { + label = "env1"; + reg = <0x90000 0x10000>; + }; + + partition@100000 { + label = "kernel"; + reg = <0x100000 0x400000>; + }; + + partition@500000 { + label = "swupdate"; + reg = <0x500000 0x800000>; + }; + }; + }; +}; + +&usb0 { + vbus-supply = <®_usb_5v>; + pinctrl-names = "default"; + pinctrl-0 = <&usb0_pins_b>, <&usb0_id_pins_a>; + dr_mode = "host"; + status = "okay"; +}; + +&usbphy0 { + status = "okay"; +}; + +&usb1 { + vbus-supply = <®_usb_5v>; + pinctrl-names = "default"; + pinctrl-0 = <&usb1_pins_b>; + dr_mode = "host"; + status = "okay"; +}; + +&usbphy1 { + status = "okay"; +}; |