| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * zuma eSE device tree for ripcurrent |
| * |
| * Copyright 2022 Google LLC. |
| * |
| */ |
| |
| #include <dt-bindings/pinctrl/samsung.h> |
| |
| &pinctrl_8 { |
| ese1_spi_rst: ese1-spi-rst { |
| samsung,pins ="gph1-5"; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; |
| samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>; |
| samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>; |
| }; |
| }; |
| |
| &pinctrl_12 { |
| ese1_spi_miso: ese1-spi-miso { |
| samsung,pins ="gpp21-6"; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>; |
| samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_DOWN>; |
| samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>; |
| }; |
| ese1_spi_mosi_default: ese1-spi-mosi-default { |
| samsung,pins ="gpp21-5"; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>; |
| samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_DOWN>; |
| samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>; |
| samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; |
| samsung,pin-val = <0>; |
| }; |
| ese1_spi_mosi_func: ese1-spi-mosi-func { |
| samsung,pins ="gpp21-5"; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; |
| samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_DOWN>; |
| samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>; |
| samsung,pin-function = <EXYNOS_PIN_FUNC_2>; |
| }; |
| }; |
| |
| &spi12_bus { |
| samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>; |
| samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>; |
| }; |
| |
| &spi12_cs { |
| samsung,pin-con-pdn = <EXYNOS_PIN_PDN_PREV>; |
| samsung,pin-pud-pdn = <EXYNOS_PIN_PULL_NONE>; |
| }; |
| |
| |
| &spi_12 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| status = "okay"; |
| cs-gpios = <&gpp21 7 GPIO_ACTIVE_HIGH>; |
| |
| ese1: ese@0 { |
| compatible = "st,st54spi"; |
| reg = <0>; |
| spi-max-frequency = <8000000>; |
| esereset-gpio = <&gph1 5 GPIO_ACTIVE_HIGH>; |
| power_mode = "ST54L"; |
| pinctrl-names = "default","func"; |
| pinctrl-0 = <&spi12_bus &spi12_cs &ese1_spi_rst &ese1_spi_miso &ese1_spi_mosi_default>; |
| pinctrl-1 = <&spi12_bus &spi12_cs &ese1_spi_rst &ese1_spi_miso &ese1_spi_mosi_func>; |
| controller-data { |
| cs-gpio = <&gpp21 7 GPIO_ACTIVE_HIGH>; |
| cs-clock-delay = <18>; |
| samsung,spi-chip-select-mode = <0>; |
| }; |
| }; |
| }; |
| |
