[PATCH 09/11] ARM: dts: renesas: Add R8A779F0 S4 Spider DTs

Marek Vasut marek.vasut+renesas at mailbox.org
Tue Feb 28 22:34:44 CET 2023


From: Hai Pham <hai.pham.ud at 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 at mailbox.org>
Signed-off-by: Hai Pham <hai.pham.ud at renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas at 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 at 48000000 {
+		device_type = "memory";
+		/* first 128MB is reserved for secure area. */
+		reg = <0x0 0x48000000 0x0 0x78000000>;
+	};
+
+	memory at 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 at 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 at 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 = <&reg_3p3v>;
+	vqmmc-supply = <&reg_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.
+ */
+
+&eth_serdes {
+	status = "okay";
+};
+
+&i2c4 {
+	eeprom at 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 at 0 {
+			reg = <0>;
+			phy-handle = <&u101>;
+			phy-mode = "sgmii";
+			phys = <&eth_serdes 0>;
+
+			mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				u101: ethernet-phy at 1 {
+					reg = <1>;
+					compatible = "ethernet-phy-ieee802.3-c45";
+					interrupt-parent = <&gpio3>;
+					interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
+				};
+			};
+		};
+		port at 1 {
+			reg = <1>;
+			phy-handle = <&u201>;
+			phy-mode = "sgmii";
+			phys = <&eth_serdes 1>;
+
+			mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				u201: ethernet-phy at 2 {
+					reg = <2>;
+					compatible = "ethernet-phy-ieee802.3-c45";
+					interrupt-parent = <&gpio3>;
+					interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+				};
+			};
+		};
+		port at 2 {
+			reg = <2>;
+			phy-handle = <&u301>;
+			phy-mode = "sgmii";
+			phys = <&eth_serdes 2>;
+
+			mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				u301: ethernet-phy at 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 at 51 {
+		compatible = "rohm,br24g01", "atmel,24c01";
+		label = "breakout-board";
+		reg = <0x51>;
+		pagesize = <8>;
+	};
+};
-- 
2.39.2



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