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Diffstat (limited to '')
| -rw-r--r-- | arch/arm/boot/dts/r8a7743-iwg20m.dtsi | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7743-iwg20m.dtsi b/arch/arm/boot/dts/r8a7743-iwg20m.dtsi new file mode 100644 index 000000000..b3fee1d61 --- /dev/null +++ b/arch/arm/boot/dts/r8a7743-iwg20m.dtsi @@ -0,0 +1,95 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Device Tree Source for the iWave-RZG1M-20M Qseven SOM + * + * Copyright (C) 2017 Renesas Electronics Corp. + */ + +#include "r8a7743.dtsi" +#include <dt-bindings/gpio/gpio.h> + +/ { + compatible = "iwave,g20m", "renesas,r8a7743"; + + memory@40000000 { + device_type = "memory"; + reg = <0 0x40000000 0 0x20000000>; + }; + + memory@200000000 { + device_type = "memory"; + reg = <2 0x00000000 0 0x20000000>; + }; + + reg_3p3v: 3p3v { + compatible = "regulator-fixed"; + regulator-name = "3P3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + regulator-boot-on; + }; +}; + +&extal_clk { + clock-frequency = <20000000>; +}; + +&pfc { + mmcif0_pins: mmc { + groups = "mmc_data8_b", "mmc_ctrl"; + function = "mmc"; + }; + + qspi_pins: qspi { + groups = "qspi_ctrl", "qspi_data2"; + function = "qspi"; + }; + + sdhi0_pins: sd0 { + groups = "sdhi0_data4", "sdhi0_ctrl"; + function = "sdhi0"; + power-source = <3300>; + }; +}; + +&mmcif0 { + pinctrl-0 = <&mmcif0_pins>; + pinctrl-names = "default"; + + vmmc-supply = <®_3p3v>; + bus-width = <8>; + non-removable; + status = "okay"; +}; + +&qspi { + pinctrl-0 = <&qspi_pins>; + pinctrl-names = "default"; + + status = "okay"; + + /* WARNING - This device contains the bootloader. Handle with care. */ + flash: flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "sst,sst25vf016b", "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <50000000>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <1>; + m25p,fast-read; + spi-cpol; + spi-cpha; + }; +}; + +&sdhi0 { + pinctrl-0 = <&sdhi0_pins>; + pinctrl-names = "default"; + + vmmc-supply = <®_3p3v>; + vqmmc-supply = <®_3p3v>; + cd-gpios = <&gpio7 11 GPIO_ACTIVE_LOW>; + status = "okay"; +}; |