diff options
| author | lorforlinux <deepaklorkhatri7@gmail.com> | 2020-05-28 20:01:31 +0530 |
|---|---|---|
| committer | Robert Nelson <robertcnelson@gmail.com> | 2020-05-28 09:44:20 -0500 |
| commit | 3914ea258f0bc9fec3ec7cdb2d4f0d02b7ae12da (patch) | |
| tree | 33b298cda12e92dd9a013dfad5087dcd8a9deef0 | |
| parent | 818b5e9087a1d0ecc6a15c16de43a0dffe04102f (diff) | |
BBB Load Cape overlay
| -rw-r--r-- | src/arm/BBORG_LOAD-00A2.dts | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/src/arm/BBORG_LOAD-00A2.dts b/src/arm/BBORG_LOAD-00A2.dts new file mode 100644 index 0000000..399118a --- /dev/null +++ b/src/arm/BBORG_LOAD-00A2.dts @@ -0,0 +1,128 @@ +/* + * Copyright (C) 2020 Deepak Khatri <deepaklorkhatri7@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/dts-v1/; +/plugin/; + +#include <dt-bindings/board/am335x-bbw-bbb-base.h> +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/pinctrl/am33xx.h> + +/ { + /* + * Helper to show loaded overlays under: /proc/device-tree/chosen/overlays/ + */ + fragment@0 { + target-path="/"; + __overlay__ { + + chosen { + overlays { + BBORG_LOAD-00A2 = __TIMESTAMP__; + }; + }; + }; + }; + + /* + * Free up the pins used by the cape from the pinmux helpers. + */ + fragment@1 { + target = <&ocp>; + __overlay__ { + P9_42_pinmux { status = "disabled"; }; /* Sink1 */ + P9_41_pinmux { status = "disabled"; }; /* Sink2 */ + P9_30_pinmux { status = "disabled"; }; /* Sink3 */ + P9_27_pinmux { status = "disabled"; }; /* Sink4 */ + P8_12_pinmux { status = "disabled"; }; /* Sink5 */ + P8_11_pinmux { status = "disabled"; }; /* Sink6 */ + P8_15_pinmux { status = "disabled"; }; /* Sink7 */ + P8_17_pinmux { status = "disabled"; }; /* Sink8 */ + }; + }; + + fragment@2 { + target = <&am33xx_pinmux>; + __overlay__ { + + bb_gpio_load_pins: pinmux_bb_gpio_load_pins { + pinctrl-single,pins = < + BONE_P9_42 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* P9_42: gpio0_7 */ + BONE_P9_41 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* P9_41: gpio3_20 */ + BONE_P9_30 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* P9_30: gpio3_16 */ + BONE_P9_27 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* P9_27: gpio3_19 */ + BONE_P8_12 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* P8_12: gpio1_12 */ + BONE_P8_11 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* P8_11: gpio1_13 */ + BONE_P8_15 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* P8_15: gpio1_15 */ + BONE_P8_17 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* P8_17: gpio0_27 */ + >; + }; + }; + }; + + fragment@3 { + target-path="/"; + __overlay__ { + + leds { + pinctrl-names = "default"; + pinctrl-0 = <&bb_gpio_load_pins>; + + compatible = "gpio-leds"; + + sink@1 { + label = "load-sink1"; + gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>; + default-state = "keep"; + }; + + sink@2 { + label = "load-sink2"; + gpios = <&gpio3 20 GPIO_ACTIVE_HIGH>; + default-state = "keep"; + }; + + sink@3 { + label = "load-sink3"; + gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>; + default-state = "keep"; + }; + + sink@4 { + label = "load-sink4"; + gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>; + default-state = "keep"; + }; + + sink@5 { + label = "load-sink5"; + gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>; + default-state = "keep"; + }; + + sink@6 { + label = "load-sink6"; + gpios = <&gpio1 13 GPIO_ACTIVE_HIGH>; + default-state = "keep"; + }; + + sink@7 { + label = "load-sink7"; + gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>; + default-state = "keep"; + }; + + sink@8 { + label = "load-sink8"; + gpios = <&gpio0 27 GPIO_ACTIVE_HIGH>; + default-state = "keep"; + }; + }; + }; + }; +}; |