| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Roseapple Pi |
| * |
| * Copyright (C) 2020 Cristian Ciocaltea <cristian.ciocaltea@gmail.com> |
| */ |
| |
| /dts-v1/; |
| |
| #include "owl-s500.dtsi" |
| |
| / { |
| compatible = "roseapplepi,roseapplepi", "actions,s500"; |
| model = "Roseapple Pi"; |
| |
| aliases { |
| mmc0 = &mmc0; |
| serial2 = &uart2; |
| }; |
| |
| chosen { |
| stdout-path = "serial2:115200n8"; |
| }; |
| |
| memory@0 { |
| device_type = "memory"; |
| reg = <0x0 0x80000000>; /* 2GB */ |
| }; |
| |
| /* Fixed regulator used in the absence of PMIC */ |
| sd_vcc: sd-vcc { |
| compatible = "regulator-fixed"; |
| regulator-name = "fixed-3.1V"; |
| regulator-min-microvolt = <3100000>; |
| regulator-max-microvolt = <3100000>; |
| regulator-always-on; |
| }; |
| }; |
| |
| &i2c0 { |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&i2c0_pins>; |
| }; |
| |
| &i2c1 { |
| status = "disabled"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&i2c1_pins>; |
| }; |
| |
| &i2c2 { |
| status = "disabled"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&i2c2_pins>; |
| }; |
| |
| &pinctrl { |
| i2c0_pins: i2c0-pins { |
| pinmux { |
| groups = "i2c0_mfp"; |
| function = "i2c0"; |
| }; |
| |
| pinconf { |
| pins = "i2c0_sclk", "i2c0_sdata"; |
| bias-pull-up; |
| }; |
| }; |
| |
| i2c1_pins: i2c1-pins { |
| pinconf { |
| pins = "i2c1_sclk", "i2c1_sdata"; |
| bias-pull-up; |
| }; |
| }; |
| |
| i2c2_pins: i2c2-pins { |
| pinconf { |
| pins = "i2c2_sclk", "i2c2_sdata"; |
| bias-pull-up; |
| }; |
| }; |
| |
| mmc0_pins: mmc0-pins { |
| pinmux { |
| groups = "sd0_d0_mfp", "sd0_d1_mfp", "sd0_d2_d3_mfp", |
| "sd0_cmd_mfp", "sd0_clk_mfp"; |
| function = "sd0"; |
| }; |
| |
| drv-pinconf { |
| groups = "sd0_d0_d3_drv", "sd0_cmd_drv", "sd0_clk_drv"; |
| drive-strength = <8>; |
| }; |
| |
| bias0-pinconf { |
| pins = "sd0_d0", "sd0_d1", "sd0_d2", |
| "sd0_d3", "sd0_cmd"; |
| bias-pull-up; |
| }; |
| |
| bias1-pinconf { |
| pins = "sd0_clk"; |
| bias-pull-down; |
| }; |
| }; |
| }; |
| |
| /* uSD */ |
| &mmc0 { |
| status = "okay"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&mmc0_pins>; |
| no-sdio; |
| no-mmc; |
| no-1-8-v; |
| cd-gpios = <&pinctrl 117 GPIO_ACTIVE_LOW>; |
| bus-width = <4>; |
| vmmc-supply = <&sd_vcc>; |
| vqmmc-supply = <&sd_vcc>; |
| }; |
| |
| &twd_timer { |
| status = "okay"; |
| }; |
| |
| &timer { |
| clocks = <&hosc>; |
| }; |
| |
| &uart2 { |
| status = "okay"; |
| }; |