From: Hai Pham hai.pham.ud@renesas.com
Initial support for the Renesas Gray Hawk CPU and BreakOut boards.
Signed-off-by: Hai Pham hai.pham.ud@renesas.com --- Cc: Paul Barker paul.barker.ct@bp.renesas.com --- arch/arm/dts/r8a779h0-gray-hawk-cpu.dtsi | 165 ++++++++++++++++++ arch/arm/dts/r8a779h0-gray-hawk-csi-dsi.dtsi | 15 ++ arch/arm/dts/r8a779h0-gray-hawk-ethernet.dtsi | 15 ++ arch/arm/dts/r8a779h0-gray-hawk.dts | 25 +++ 4 files changed, 220 insertions(+) create mode 100644 arch/arm/dts/r8a779h0-gray-hawk-cpu.dtsi create mode 100644 arch/arm/dts/r8a779h0-gray-hawk-csi-dsi.dtsi create mode 100644 arch/arm/dts/r8a779h0-gray-hawk-ethernet.dtsi create mode 100644 arch/arm/dts/r8a779h0-gray-hawk.dts
diff --git a/arch/arm/dts/r8a779h0-gray-hawk-cpu.dtsi b/arch/arm/dts/r8a779h0-gray-hawk-cpu.dtsi new file mode 100644 index 00000000000..1f6de45e502 --- /dev/null +++ b/arch/arm/dts/r8a779h0-gray-hawk-cpu.dtsi @@ -0,0 +1,165 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the Gray Hawk CPU board + * + * Copyright (C) 2023 Renesas Electronics Corp. + */ + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> + +#include "r8a779h0.dtsi" + +/ { + model = "Renesas Gray Hawk CPU board"; + compatible = "renesas,grayhawk-cpu", "renesas,r8a779h0"; + + aliases { + ethernet0 = &avb0; + serial0 = &hscif0; + }; + + chosen { + bootargs = "ignore_loglevel rw root=/dev/nfs ip=on"; + stdout-path = "serial0:921600n8"; + }; + + 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 0x1 0x80000000>; + }; + + 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; + }; +}; + +&avb0 { + pinctrl-0 = <&avb0_pins>; + pinctrl-names = "default"; + phy-handle = <&phy0>; + tx-internal-delay-ps = <2000>; + status = "okay"; + + phy0: ethernet-phy@0 { + compatible = "ethernet-phy-id0022.1622", + "ethernet-phy-ieee802.3-c22"; + rxc-skew-ps = <1500>; + reg = <0>; + interrupt-parent = <&gpio7>; + interrupts = <5 IRQ_TYPE_LEVEL_LOW>; + reset-gpios = <&gpio7 10 GPIO_ACTIVE_LOW>; + }; +}; + +&extal_clk { + clock-frequency = <16666666>; +}; + +&extalr_clk { + clock-frequency = <32768>; +}; + +&hscif0 { + status = "okay"; +}; + +&i2c0 { + pinctrl-0 = <&i2c0_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; + + eeprom@50 { + compatible = "rohm,br24g01", "atmel,24c01"; + label = "cpu-board"; + reg = <0x50>; + pagesize = <8>; + }; +}; + +&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"; + + avb0_pins: avb0 { + mux { + groups = "avb0_link", "avb0_mdio", "avb0_rgmii", + "avb0_txcrefclk"; + function = "avb0"; + }; + + pins_mdio { + groups = "avb0_mdio"; + drive-strength = <21>; + }; + + pins_mii { + groups = "avb0_rgmii"; + drive-strength = <21>; + }; + }; + + hscif0_pins: hscif0 { + groups = "hscif0_data", "hscif0_ctrl"; + function = "hscif0"; + }; + + i2c0_pins: i2c0 { + groups = "i2c0"; + function = "i2c0"; + }; + + mmc_pins: mmc { + groups = "mmc_data8", "mmc_ctrl", "mmc_ds"; + function = "mmc"; + power-source = <1800>; + }; + + scif_clk_pins: scif_clk { + groups = "scif_clk"; + function = "scif_clk"; + }; +}; + +&scif_clk { + clock-frequency = <24000000>; +}; diff --git a/arch/arm/dts/r8a779h0-gray-hawk-csi-dsi.dtsi b/arch/arm/dts/r8a779h0-gray-hawk-csi-dsi.dtsi new file mode 100644 index 00000000000..fcdd8eb8d54 --- /dev/null +++ b/arch/arm/dts/r8a779h0-gray-hawk-csi-dsi.dtsi @@ -0,0 +1,15 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the R-Car V4M Gray Hawk CSI/DSI sub-board + * + * Copyright (C) 2023 Renesas Electronics Corp. + */ + +&i2c0 { + eeprom@52 { + compatible = "rohm,br24g01", "atmel,24c01"; + label = "csi-dsi-sub-board-id"; + reg = <0x52>; + pagesize = <8>; + }; +}; diff --git a/arch/arm/dts/r8a779h0-gray-hawk-ethernet.dtsi b/arch/arm/dts/r8a779h0-gray-hawk-ethernet.dtsi new file mode 100644 index 00000000000..5a8e598c986 --- /dev/null +++ b/arch/arm/dts/r8a779h0-gray-hawk-ethernet.dtsi @@ -0,0 +1,15 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the R-Car V4M Gray Hawk Ethernet sub-board + * + * Copyright (C) 2023 Renesas Electronics Corp. + */ + +&i2c0 { + eeprom@53 { + compatible = "rohm,br24g01", "atmel,24c01"; + label = "ethernet-sub-board-id"; + reg = <0x53>; + pagesize = <8>; + }; +}; diff --git a/arch/arm/dts/r8a779h0-gray-hawk.dts b/arch/arm/dts/r8a779h0-gray-hawk.dts new file mode 100644 index 00000000000..59e5e493ad1 --- /dev/null +++ b/arch/arm/dts/r8a779h0-gray-hawk.dts @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the Gray Hawk CPU and BreakOut boards + * + * Copyright (C) 2023 Renesas Electronics Corp. + */ + +/dts-v1/; +#include "r8a779h0-gray-hawk-cpu.dtsi" +#include "r8a779h0-gray-hawk-csi-dsi.dtsi" +#include "r8a779h0-gray-hawk-ethernet.dtsi" + +/ { + model = "Renesas Gray Hawk CPU and Breakout boards based on r8a779h0"; + compatible = "renesas,gray-hawk-breakout", "renesas,gray-hawk-cpu", "renesas,r8a779h0"; +}; + +&i2c0 { + eeprom@51 { + compatible = "rohm,br24g01", "atmel,24c01"; + label = "breakout-board"; + reg = <0x51>; + pagesize = <8>; + }; +};