| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Google GS201 Board device tree source |
| * |
| * Copyright (c) 2021 Google, LLC |
| * https://www.google.com |
| */ |
| |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/pinctrl/samsung.h> |
| |
| &pinctrl_1 { |
| dw3xxx_irq: dw3xxx-irq { |
| samsung,pins = "gpa6-0"; |
| samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; |
| samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>; |
| samsung,pin-pud-pdn = <EXYNOS_PIN_PDN_PREV>; |
| }; |
| }; |
| |
| |
| &pinctrl_4 { |
| dw3xxx_ap_rst: dw3xxx-ap-rst { |
| samsung,pins = "gpp2-3"; |
| samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; |
| samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>; |
| samsung,pin-pud-pdn = <EXYNOS_PIN_PDN_PREV>; |
| }; |
| }; |
| |
| &spi_16 { |
| status = "okay"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| dw3xxx_prod@0 { |
| compatible = "decawave,dw3000"; |
| reg = <0>; |
| |
| interrupt-parent = <&gpa6>; |
| interrupts = <0 IRQ_TYPE_LEVEL_HIGH 0>; |
| |
| pinctrl-names = "default"; |
| pinctrl-0 = <&spi16_cs &dw3xxx_irq &dw3xxx_ap_rst>; |
| spi-max-frequency = <40000000>; |
| |
| uwbhal,reset-gpio = <&aoc_gpiochip 0 GPIO_OPEN_DRAIN>; |
| power_reg_2p5-supply = <&s_ldo16_reg>; |
| power_reg_1p8-supply = <&s_ldo17_reg>; |
| |
| decawave,eui64 = /bits/ 64 <0>; |
| decawave,panid = /bits/ 16 <0>; |
| |
| min_clamp = <820>; |
| |
| status = "okay"; |
| |
| controller-data { |
| cs-gpio = <&gpp26 3 GPIO_ACTIVE_HIGH>; |
| }; |
| }; |
| }; |
| |
| &spi16_bus { |
| samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>; |
| samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>; |
| }; |
| |
| &spi16_cs { |
| samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>; |
| }; |
| |
