diff --git a/overlays/builder.py b/overlays/builder.py index 74cd4af..bc9a4b2 100644 --- a/overlays/builder.py +++ b/overlays/builder.py @@ -4,6 +4,8 @@ import shutil import glob def compile(): + # The compile needs the include for the spi2 stuff, not enabling that at the moment + # as I don't want to pull in the include section from CHIP-dt-overlays call(["dtc", "-O", "dtb", "-o", "overlays/chip-spi2.dtbo", "-b", "o", "-@", "overlays/chip-spi2.dts"]) call(["dtc", "-O", "dtb", "-o", "overlays/chip-i2c1.dtbo", "-b", "o", "-@", "overlays/chip-i2c1.dts"]) call(["dtc", "-O", "dtb", "-o", "overlays/chip-pwm0.dtbo", "-b", "o", "-@", "overlays/chip-pwm0.dts"]) diff --git a/overlays/chip-i2c1.dts b/overlays/chip-i2c1.dts new file mode 100644 index 0000000..c2a2c75 --- /dev/null +++ b/overlays/chip-i2c1.dts @@ -0,0 +1,72 @@ +/* + * Copyright 2016 Free Electrons + * Copyright 2016 NextThing Co + * + * Maxime Ripard + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This file is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/dts-v1/; +/plugin/; + +/ { + compatible = "nextthing,chip", "allwinner,sun5i-r8"; + + fragment@0 { + target-path = "/aliases"; + __overlay__ { + i2c1 = "/soc@01c00000/i2c@01c2b000"; + }; + }; + + /* Enable the I2C1 bus and the keyboard */ + fragment@1 { + target = <&i2c1>; + + __overlay__ { + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pins_a>; + status = "okay"; + }; + }; +}; + diff --git a/overlays/chip-pwm0.dts b/overlays/chip-pwm0.dts new file mode 100644 index 0000000..1ae213c --- /dev/null +++ b/overlays/chip-pwm0.dts @@ -0,0 +1,63 @@ +/* + * Copyright 2016 Free Electrons + * Copyright 2016 NextThing Co + * + * Maxime Ripard + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This file is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +/dts-v1/; +/plugin/; + +#include + +/ { + compatible = "nextthing,chip", "allwinner,sun5i-r8"; + + /* Enable the PWM */ + fragment@0 { + target = <&pwm>; + + __overlay__ { + pinctrl-names = "default"; + pinctrl-0 = <&pwm0_pins>; + status = "okay"; + }; + }; +}; diff --git a/overlays/chip-spi2.dtbo b/overlays/chip-spi2.dtbo index 1935261..91828fa 100644 Binary files a/overlays/chip-spi2.dtbo and b/overlays/chip-spi2.dtbo differ diff --git a/overlays/chip-spi2.dts b/overlays/chip-spi2.dts new file mode 100644 index 0000000..789127d --- /dev/null +++ b/overlays/chip-spi2.dts @@ -0,0 +1,97 @@ +/* + * Copyright 2016, Robert Wolterman + * This file is an amalgamation of stuff from Kolja Windeler, Maxime Ripard, and Renzo. + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This file is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/dts-v1/; + +#include +#include + +/plugin/; + +/ { + compatible = "nextthing,chip", "allwinner,sun5i-r8"; + + /* activate the gpio for interrupt */ + fragment@0 { + target-path = <&pio>; + + __overlay__ { + chip_spi2_pins: spi2@0 { + allwinner,pins = "PE1", "PE2", "PE3"; + allwinner,function = "spi2"; + allwinner,drive = ; + allwinner,pull = ; + }; + + chip_spi2_cs0_pins: spi2_cs0@0 { + allwinner,pins = "PE0"; + allwinner,function = "spi2"; + allwinner,drive = ; + allwinner,pull = ; + }; + }; + }; + + /* + * Enable our SPI device, with an spidev device connected + * to it + */ + fragment@1 { + target = <&spi2>; + + __overlay__ { + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&chip_spi2_pins>, <&chip_spi2_cs0_pins>; + status = "okay"; + + spi2@0 { + //compatible = "spidev"; + compatible = "rohm,dh2228fv"; + reg = <0>; + spi-max-frequency = <24000000>; + }; + }; + }; +};