diff options
Diffstat (limited to 'arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts new file mode 100644 index 000000000000..c3f064ac2cb4 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts @@ -0,0 +1,189 @@ +/* + * Device Tree Source for the M3ULCB (R-Car Starter Kit Pro) board + * + * Copyright (C) 2016 Renesas Electronics Corp. + * Copyright (C) 2016 Cogent Embedded, Inc. + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/dts-v1/; +#include "r8a7796.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> + +/ { + model = "Renesas M3ULCB board based on r8a7796"; + compatible = "renesas,m3ulcb", "renesas,r8a7796"; + + aliases { + serial0 = &scif2; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory@48000000 { + device_type = "memory"; + /* first 128MB is reserved for secure area. */ + reg = <0x0 0x48000000 0x0 0x38000000>; + }; + + leds { + compatible = "gpio-leds"; + + led5 { + gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>; + }; + led6 { + gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>; + }; + }; + + keyboard { + compatible = "gpio-keys"; + + key-1 { + linux,code = <KEY_1>; + label = "SW3"; + wakeup-source; + debounce-interval = <20>; + gpios = <&gpio6 11 GPIO_ACTIVE_LOW>; + }; + }; + + reg_1p8v: regulator0 { + compatible = "regulator-fixed"; + regulator-name = "fixed-1.8V"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_3p3v: regulator1 { + compatible = "regulator-fixed"; + regulator-name = "fixed-3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + vcc_sdhi0: regulator-vcc-sdhi0 { + compatible = "regulator-fixed"; + + regulator-name = "SDHI0 Vcc"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + + gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vccq_sdhi0: regulator-vccq-sdhi0 { + compatible = "regulator-gpio"; + + regulator-name = "SDHI0 VccQ"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + + gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>; + gpios-states = <1>; + states = <3300000 1 + 1800000 0>; + }; +}; + +&extal_clk { + clock-frequency = <16666666>; +}; + +&extalr_clk { + clock-frequency = <32768>; +}; + +&pfc { + pinctrl-0 = <&scif_clk_pins>; + pinctrl-names = "default"; + + scif2_pins: scif2 { + groups = "scif2_data_a"; + function = "scif2"; + }; + + scif_clk_pins: scif_clk { + groups = "scif_clk_a"; + function = "scif_clk"; + }; + + sdhi0_pins: sd0 { + groups = "sdhi0_data4", "sdhi0_ctrl"; + function = "sdhi0"; + power-source = <3300>; + }; + + sdhi0_pins_uhs: sd0_uhs { + groups = "sdhi0_data4", "sdhi0_ctrl"; + function = "sdhi0"; + power-source = <1800>; + }; + + sdhi2_pins: sd2 { + groups = "sdhi2_data8", "sdhi2_ctrl"; + function = "sdhi2"; + power-source = <3300>; + }; + + sdhi2_pins_uhs: sd2_uhs { + groups = "sdhi2_data8", "sdhi2_ctrl"; + function = "sdhi2"; + power-source = <1800>; + }; +}; + +&sdhi0 { + pinctrl-0 = <&sdhi0_pins>; + pinctrl-1 = <&sdhi0_pins_uhs>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <&vcc_sdhi0>; + vqmmc-supply = <&vccq_sdhi0>; + cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>; + bus-width = <4>; + sd-uhs-sdr50; + status = "okay"; +}; + +&sdhi2 { + /* used for on-board 8bit eMMC */ + pinctrl-0 = <&sdhi2_pins>; + pinctrl-1 = <&sdhi2_pins_uhs>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <®_3p3v>; + vqmmc-supply = <®_1p8v>; + bus-width = <8>; + non-removable; + status = "okay"; +}; + +&scif2 { + pinctrl-0 = <&scif2_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&scif_clk { + clock-frequency = <14745600>; + status = "okay"; +}; + +&wdt0 { + timeout-sec = <60>; + status = "okay"; +}; |