diff options
Diffstat (limited to 'dts/src/arm64/renesas/r8a779f0-spider-cpu.dtsi')
| -rw-r--r-- | dts/src/arm64/renesas/r8a779f0-spider-cpu.dtsi | 162 |
1 files changed, 156 insertions, 6 deletions
diff --git a/dts/src/arm64/renesas/r8a779f0-spider-cpu.dtsi b/dts/src/arm64/renesas/r8a779f0-spider-cpu.dtsi index 41aa8591b3..477f3114d2 100644 --- a/dts/src/arm64/renesas/r8a779f0-spider-cpu.dtsi +++ b/dts/src/arm64/renesas/r8a779f0-spider-cpu.dtsi @@ -1,16 +1,47 @@ -// SPDX-License-Identifier: (GPL-2.0 or MIT) +// SPDX-License-Identifier: (GPL-2.0 OR MIT) /* * Device Tree Source for the Spider CPU board * * Copyright (C) 2021 Renesas Electronics Corp. */ +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/leds/common.h> + #include "r8a779f0.dtsi" / { model = "Renesas Spider CPU board"; compatible = "renesas,spider-cpu", "renesas,r8a779f0"; + aliases { + serial0 = &hscif0; + serial1 = &scif0; + }; + + chosen { + bootargs = "ignore_loglevel rw root=/dev/nfs ip=on"; + stdout-path = "serial0:1843200n8"; + }; + + leds { + compatible = "gpio-leds"; + + led-7 { + gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>; + color = <LED_COLOR_ID_GREEN>; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <7>; + }; + + led-8 { + gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>; + color = <LED_COLOR_ID_GREEN>; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <8>; + }; + }; + memory@48000000 { device_type = "memory"; /* first 128MB is reserved for secure area. */ @@ -21,6 +52,36 @@ device_type = "memory"; reg = <0x4 0x80000000 0x0 0x80000000>; }; + + rc21012_pci: clk-rc21012-pci { + compatible = "fixed-clock"; + clock-frequency = <100000000>; + #clock-cells = <0>; + }; + + rc21012_ufs: clk-rc21012-ufs { + compatible = "fixed-clock"; + clock-frequency = <38400000>; + #clock-cells = <0>; + }; + + reg_1p8v: regulator-1p8v { + compatible = "regulator-fixed"; + regulator-name = "fixed-1.8V"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_3p3v: regulator-3p3v { + compatible = "regulator-fixed"; + regulator-name = "fixed-3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; }; &extal_clk { @@ -31,6 +92,35 @@ clock-frequency = <32768>; }; +&hscif0 { + pinctrl-0 = <&hscif0_pins>; + pinctrl-names = "default"; + + uart-has-rtscts; + status = "okay"; +}; + +&i2c0 { + pinctrl-0 = <&i2c0_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; + + gpio_exp_20: gpio@20 { + compatible = "ti,tca9554"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + + rc21012-gpio2-hog { + gpio-hog; + gpios = <5 GPIO_ACTIVE_LOW>; + output-high; + }; + }; +}; + &i2c4 { pinctrl-0 = <&i2c4_pins>; pinctrl-names = "default"; @@ -46,18 +136,67 @@ }; }; +/* + * This board also has a microSD slot which we will not support upstream + * because we cannot directly switch voltages in software. + */ +&mmc0 { + pinctrl-0 = <&mmc_pins>; + pinctrl-1 = <&mmc_pins>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <®_3p3v>; + vqmmc-supply = <®_1p8v>; + mmc-hs200-1_8v; + mmc-hs400-1_8v; + bus-width = <8>; + no-sd; + no-sdio; + non-removable; + full-pwr-cycle-in-suspend; + status = "okay"; +}; + +&pcie0_clkref { + compatible = "gpio-gate-clock"; + clocks = <&rc21012_pci>; + enable-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>; + /delete-property/ clock-frequency; +}; + +&pciec0 { + reset-gpio = <&gpio_exp_20 0 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + &pfc { pinctrl-0 = <&scif_clk_pins>; pinctrl-names = "default"; + hscif0_pins: hscif0 { + groups = "hscif0_data", "hscif0_ctrl"; + function = "hscif0"; + }; + + i2c0_pins: i2c0 { + groups = "i2c0"; + function = "i2c0"; + }; + i2c4_pins: i2c4 { groups = "i2c4"; function = "i2c4"; }; - scif3_pins: scif3 { - groups = "scif3_data", "scif3_ctrl"; - function = "scif3"; + mmc_pins: mmc { + groups = "mmc_data8", "mmc_ctrl", "mmc_ds"; + function = "mmc"; + power-source = <1800>; + }; + + scif0_pins: scif0 { + groups = "scif0_data", "scif0_ctrl"; + function = "scif0"; }; scif_clk_pins: scif_clk { @@ -71,8 +210,8 @@ status = "okay"; }; -&scif3 { - pinctrl-0 = <&scif3_pins>; +&scif0 { + pinctrl-0 = <&scif0_pins>; pinctrl-names = "default"; uart-has-rtscts; @@ -82,3 +221,14 @@ &scif_clk { clock-frequency = <24000000>; }; + +&ufs { + status = "okay"; +}; + +&ufs30_clk { + compatible = "gpio-gate-clock"; + clocks = <&rc21012_ufs>; + enable-gpios = <&gpio_exp_20 4 GPIO_ACTIVE_LOW>; + /delete-property/ clock-frequency; +}; |