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Based on a patch in the BSP. Signed-off-by: Michael Dege Signed-off-by: Yusuke Goda Signed-off-by: Tam Nguyen Signed-off-by: Hai Pham Co-developed-by: Yoshihiro Shimoda Signed-off-by: Yoshihiro Shimoda Signed-off-by: Kuninori Morimoto --- arch/arm64/boot/dts/renesas/Makefile | 1 + arch/arm64/boot/dts/renesas/r8a779f4-s4sk.dts | 240 ++++++++++++++++++ 2 files changed, 241 insertions(+) create mode 100644 arch/arm64/boot/dts/renesas/r8a779f4-s4sk.dts diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile index 7114cbbd8713..751cb0c65dcd 100644 --- a/arch/arm64/boot/dts/renesas/Makefile +++ b/arch/arm64/boot/dts/renesas/Makefile @@ -61,6 +61,7 @@ dtb-$(CONFIG_ARCH_R8A77995) += r8a77995-draak.dtb dtb-$(CONFIG_ARCH_R8A779A0) += r8a779a0-falcon.dtb dtb-$(CONFIG_ARCH_R8A779F0) += r8a779f0-spider.dtb +dtb-$(CONFIG_ARCH_R8A779F0) += r8a779f4-s4sk.dtb dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g0-white-hawk.dtb dtb-$(CONFIG_ARCH_R8A779G0) += r8a779g0-white-hawk-ard-audio-da7212.dtbo diff --git a/arch/arm64/boot/dts/renesas/r8a779f4-s4sk.dts b/arch/arm64/boot/dts/renesas/r8a779f4-s4sk.dts new file mode 100644 index 000000000000..abfda5c6ca16 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r8a779f4-s4sk.dts @@ -0,0 +1,240 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Device Tree Source for the R-Car S4 Starter Kit board + * + * Copyright (C) 2023 Renesas Electronics Corp. + */ + +/dts-v1/; +#include +#include "r8a779f4.dtsi" + +/ { + model = "R-Car S4 Starter Kit board"; + compatible = "renesas,s4sk", "renesas,r8a779f4", "renesas,r8a779f0"; + + aliases { + serial0 = &hscif0; + serial1 = &hscif1; + eth0 = &rswitch; + }; + + 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. */ + /* The last 512MB is reserved for CR. */ + reg = <0x0 0x48000000 0x0 0x58000000>; + }; + + memory@480000000 { + device_type = "memory"; + reg = <0x4 0x80000000 0x0 0x80000000>; + }; + + vcc_sdhi: regulator-vcc-sdhi { + compatible = "regulator-fixed"; + regulator-name = "SDHI Vcc"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio1 24 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; +}; + +ð_serdes { + status = "okay"; +}; + +&extal_clk { + clock-frequency = <20000000>; +}; + +&extalr_clk { + clock-frequency = <32768>; +}; + +&hscif0 { + pinctrl-0 = <&hscif0_pins>; + pinctrl-names = "default"; + + uart-has-rtscts; + status = "okay"; +}; + +&hscif1 { + pinctrl-0 = <&hscif1_pins>; + pinctrl-names = "default"; + + uart-has-rtscts; + status = "okay"; +}; + +&i2c2 { + pinctrl-0 = <&i2c2_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; +}; + +&i2c4 { + pinctrl-0 = <&i2c4_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; +}; + +&i2c5 { + pinctrl-0 = <&i2c5_pins>; + pinctrl-names = "default"; + + status = "okay"; + clock-frequency = <400000>; + + eeprom@50 { + compatible = "st,24c16", "atmel,24c16"; + reg = <0x50>; + pagesize = <16>; + }; +}; + +&mmc0 { + pinctrl-0 = <&sd_pins>; + pinctrl-names = "default"; + + vmmc-supply = <&vcc_sdhi>; + cd-gpios = <&gpio1 23 GPIO_ACTIVE_LOW>; + bus-width = <4>; + status = "okay"; +}; + +&pfc { + pinctrl-0 = <&scif_clk_pins>; + pinctrl-names = "default"; + + hscif0_pins: hscif0 { + groups = "hscif0_data", "hscif0_ctrl"; + function = "hscif0"; + }; + + hscif1_pins: hscif1 { + groups = "hscif1_data", "hscif1_ctrl"; + function = "hscif1"; + }; + + i2c2_pins: i2c2 { + groups = "i2c2"; + function = "i2c2"; + }; + + i2c4_pins: i2c4 { + groups = "i2c4"; + function = "i2c4"; + }; + + i2c5_pins: i2c5 { + groups = "i2c5"; + function = "i2c5"; + }; + + scif_clk_pins: scif_clk { + groups = "scif_clk"; + function = "scif_clk"; + }; + + sd_pins: sd { + groups = "mmc_data4", "mmc_ctrl"; + function = "mmc"; + power-source = <3300>; + }; + + tsn0_pins: tsn0 { + groups = "tsn0_mdio_b", "tsn0_link_b"; + function = "tsn0"; + drive-strength = <18>; + power-source = <3300>; + }; + + tsn1_pins: tsn1 { + groups = "tsn1_mdio_b", "tsn1_link_b"; + function = "tsn1"; + drive-strength = <18>; + power-source = <3300>; + }; +}; + +&rswitch { + pinctrl-0 = <&tsn0_pins>, <&tsn1_pins>; + pinctrl-names = "default"; + status = "okay"; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + phy-handle = <&ic99>; + phy-mode = "sgmii"; + phys = <ð_serdes 0>; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + ic99: 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 = <&ic102>; + phy-mode = "sgmii"; + phys = <ð_serdes 1>; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + ic102: ethernet-phy@2 { + reg = <2>; + compatible = "ethernet-phy-ieee802.3-c45"; + interrupt-parent = <&gpio3>; + interrupts = <11 IRQ_TYPE_LEVEL_LOW>; + }; + }; + }; + + port@2 { + status = "disabled"; + }; + }; +}; + +&rwdt { + timeout-sec = <60>; + status = "okay"; +}; + +&scif_clk { + clock-frequency = <24000000>; +}; + +&ufs { + status = "okay"; +}; + +&ufs30_clk { + clock-frequency = <38400000>; +};