// SPDX-License-Identifier: GPL-2.0 /* * Google GS101 Board device tree source * * Copyright (c) 2020 Google, LLC * https://www.google.com * */ #include #include &pinctrl_5 { ese1_spi_rst: ese1-spi-rst { samsung,pins ="gpp26-3"; samsung,pin-con-pdn = ; samsung,pin-pud-pdn = ; }; }; &spi14_bus { samsung,pin-con-pdn = ; samsung,pin-pud-pdn = ; }; &spi14_cs { samsung,pin-con-pdn = ; samsung,pin-pud-pdn = ; }; &spi_14 { /* XAPC_USI14 */ #address-cells = <1>; #size-cells = <0>; status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&spi14_bus &spi14_cs &ese1_spi_rst>; cs-gpios = <&gpp18 3 GPIO_ACTIVE_HIGH>; ese1: ese@0 { compatible = "st,st54spi"; reg = <0>; spi-max-frequency = <8000000>; esereset-gpio = <&gpp26 3 GPIO_ACTIVE_HIGH>; power_mode = "ST54J"; controller-data { cs-gpio = <&gpp18 3 GPIO_ACTIVE_HIGH>; cs-clock-delay = <10>; samsung,spi-chip-select-mode = <0>; }; }; };