From: Hai Pham hai.pham.ud@renesas.com
Add DTs for R8A779F0 S4 Spider CPU boards and Breakout boards.
Based on Linux next 20230228 DTs up to commit 058f4df42121 ("Add linux-next specific files for 20230228")
Reviewed-by: Marek Vasut marek.vasut+renesas@mailbox.org Signed-off-by: Hai Pham hai.pham.ud@renesas.com Signed-off-by: Marek Vasut marek.vasut+renesas@mailbox.org [Marek: Sync with Linux next 20230228, update commit message] --- arch/arm/dts/r8a779f0-spider-cpu.dtsi | 190 +++++++++++++++++++++ arch/arm/dts/r8a779f0-spider-ethernet.dtsi | 105 ++++++++++++ arch/arm/dts/r8a779f0-spider.dts | 24 +++ 3 files changed, 319 insertions(+) create mode 100644 arch/arm/dts/r8a779f0-spider-cpu.dtsi create mode 100644 arch/arm/dts/r8a779f0-spider-ethernet.dtsi create mode 100644 arch/arm/dts/r8a779f0-spider.dts
diff --git a/arch/arm/dts/r8a779f0-spider-cpu.dtsi b/arch/arm/dts/r8a779f0-spider-cpu.dtsi new file mode 100644 index 00000000000..dd8e0e15952 --- /dev/null +++ b/arch/arm/dts/r8a779f0-spider-cpu.dtsi @@ -0,0 +1,190 @@ +// 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 "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"; + }; + + memory@48000000 { + device_type = "memory"; + /* first 128MB is reserved for secure area. */ + reg = <0x0 0x48000000 0x0 0x78000000>; + }; + + memory@480000000 { + device_type = "memory"; + reg = <0x4 0x80000000 0x0 0x80000000>; + }; + + 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 { + clock-frequency = <20000000>; +}; + +&extalr_clk { + 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>; + }; +}; + +&i2c4 { + pinctrl-0 = <&i2c4_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; + + eeprom@50 { + compatible = "rohm,br24g01", "atmel,24c01"; + label = "cpu-board"; + reg = <0x50>; + pagesize = <8>; + }; +}; + +/* + * 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"; +}; + +&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"; + }; + + 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 { + groups = "scif_clk"; + function = "scif_clk"; + }; +}; + +&rwdt { + timeout-sec = <60>; + status = "okay"; +}; + +&scif0 { + pinctrl-0 = <&scif0_pins>; + pinctrl-names = "default"; + + uart-has-rtscts; + status = "okay"; +}; + +&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; +}; diff --git a/arch/arm/dts/r8a779f0-spider-ethernet.dtsi b/arch/arm/dts/r8a779f0-spider-ethernet.dtsi new file mode 100644 index 00000000000..33c1015e9ab --- /dev/null +++ b/arch/arm/dts/r8a779f0-spider-ethernet.dtsi @@ -0,0 +1,105 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Device Tree Source for the Spider Ethernet sub-board + * + * Copyright (C) 2021 Renesas Electronics Corp. + */ + +ð_serdes { + status = "okay"; +}; + +&i2c4 { + eeprom@52 { + compatible = "rohm,br24g01", "atmel,24c01"; + label = "ethernet-sub-board"; + reg = <0x52>; + pagesize = <8>; + }; +}; + +&pfc { + tsn0_pins: tsn0 { + groups = "tsn0_mdio_b", "tsn0_link_b"; + function = "tsn0"; + power-source = <1800>; + }; + + tsn1_pins: tsn1 { + groups = "tsn1_mdio_b", "tsn1_link_b"; + function = "tsn1"; + power-source = <1800>; + }; + + tsn2_pins: tsn2 { + groups = "tsn2_mdio_b", "tsn2_link_b"; + function = "tsn2"; + power-source = <1800>; + }; +}; + +&rswitch { + pinctrl-0 = <&tsn0_pins>, <&tsn1_pins>, <&tsn2_pins>; + pinctrl-names = "default"; + status = "okay"; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + phy-handle = <&u101>; + phy-mode = "sgmii"; + phys = <ð_serdes 0>; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + u101: ethernet-phy@1 { + reg = <1>; + compatible = "ethernet-phy-ieee802.3-c45"; + interrupt-parent = <&gpio3>; + interrupts = <10 IRQ_TYPE_LEVEL_LOW>; + }; + }; + }; + port@1 { + reg = <1>; + phy-handle = <&u201>; + phy-mode = "sgmii"; + phys = <ð_serdes 1>; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + u201: ethernet-phy@2 { + reg = <2>; + compatible = "ethernet-phy-ieee802.3-c45"; + interrupt-parent = <&gpio3>; + interrupts = <11 IRQ_TYPE_LEVEL_LOW>; + }; + }; + }; + port@2 { + reg = <2>; + phy-handle = <&u301>; + phy-mode = "sgmii"; + phys = <ð_serdes 2>; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + u301: ethernet-phy@3 { + reg = <3>; + compatible = "ethernet-phy-ieee802.3-c45"; + interrupt-parent = <&gpio3>; + interrupts = <9 IRQ_TYPE_LEVEL_LOW>; + }; + }; + }; + }; +}; diff --git a/arch/arm/dts/r8a779f0-spider.dts b/arch/arm/dts/r8a779f0-spider.dts new file mode 100644 index 00000000000..7aac3f4d319 --- /dev/null +++ b/arch/arm/dts/r8a779f0-spider.dts @@ -0,0 +1,24 @@ +// SPDX-License-Identifier: (GPL-2.0 or MIT) +/* + * Device Tree Source for the Spider CPU and BreakOut boards + * + * Copyright (C) 2021 Renesas Electronics Corp. + */ + +/dts-v1/; +#include "r8a779f0-spider-cpu.dtsi" +#include "r8a779f0-spider-ethernet.dtsi" + +/ { + model = "Renesas Spider CPU and Breakout boards based on r8a779f0"; + compatible = "renesas,spider-breakout", "renesas,spider-cpu", "renesas,r8a779f0"; +}; + +&i2c4 { + eeprom@51 { + compatible = "rohm,br24g01", "atmel,24c01"; + label = "breakout-board"; + reg = <0x51>; + pagesize = <8>; + }; +};