| // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT) |
| /* |
| * Copyright 2019-2025 TQ-Systems GmbH <linux@ew.tq-group.com>, |
| * D-82229 Seefeld, Germany. |
| * Author: Michael Krummsdorf |
| * Author: Matthias Schiffer |
| * Author: Alexander Stein |
| */ |
| |
| #include "fsl-ls1028a.dtsi" |
| |
| / { |
| compatible = "tq,ls1028a-tqmls1028a", "fsl,ls1028a"; |
| |
| reg_1p8v_som: regulator-1p8v-som { |
| compatible = "regulator-fixed"; |
| regulator-name = "1P8V_SOM"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| }; |
| |
| reg_3p3v_som: regulator-3p3v-som { |
| compatible = "regulator-fixed"; |
| regulator-name = "3P3V_SOM"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-always-on; |
| }; |
| |
| thermal-zones { |
| /* |
| * TQMLS1028A uses an external temperature sensor |
| * instead of TMU |
| */ |
| /delete-node/ ddr-controller; |
| |
| cluster-thermal { |
| thermal-sensors = <&sa56004_4c 1>; |
| }; |
| }; |
| }; |
| |
| &esdhc1 { |
| no-sdio; |
| no-sd; |
| non-removable; |
| mmc-hs200-1_8v; |
| mmc-hs400-1_8v; |
| mmc-ddr-1_8v; |
| bus-width = <8>; |
| vmmc-supply = <®_3p3v_som>; |
| vqmmc-supply = <®_1p8v_som>; |
| status = "okay"; |
| }; |
| |
| &fspi { |
| status = "okay"; |
| |
| flash@0 { |
| compatible = "jedec,spi-nor"; |
| reg = <0>; |
| spi-max-frequency = <100000000>; |
| spi-tx-bus-width = <4>; |
| spi-rx-bus-width = <4>; |
| vcc-supply = <®_1p8v_som>; |
| |
| partitions { |
| compatible = "fixed-partitions"; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| }; |
| }; |
| }; |
| |
| &i2c0 { |
| clock-frequency = <400000>; |
| status = "okay"; |
| |
| js42_18: temperature-sensor@18 { |
| compatible = "nxp,se97b", "jedec,jc-42.4-temp"; |
| reg = <0x18>; |
| }; |
| |
| sa56004_4c: temperature-sensor@4c { |
| compatible = "nxp,sa56004"; |
| reg = <0x4c>; |
| #thermal-sensor-cells = <1>; |
| vcc-supply = <®_3p3v_som>; |
| }; |
| |
| se97_50: eeprom@50 { |
| compatible = "nxp,se97b", "atmel,24c02"; |
| read-only; |
| reg = <0x50>; |
| pagesize = <16>; |
| vcc-supply = <®_3p3v_som>; |
| }; |
| |
| rtc1: rtc@51 { |
| compatible = "nxp,pcf85063a"; |
| reg = <0x51>; |
| quartz-load-femtofarads = <12500>; |
| }; |
| |
| m24c256_57: eeprom@57 { |
| compatible = "atmel,24c256"; |
| reg = <0x57>; |
| pagesize = <32>; |
| vcc-supply = <®_3p3v_som>; |
| }; |
| }; |
| |
| /* |
| * We use a separate sensor IC to measure core temperature. Disable the TMU |
| * as its driver can cause log spam outside of its measurement range (0-125C). |
| * |
| * Will have to be reevaluated if this DTS is ported to a mainline kernel, |
| * as both sensors of the TMU are referenced by the default LS1028A |
| * thermal-zones definitions there. |
| */ |
| &tmu { |
| status = "disabled"; |
| }; |
