| /* |
| * Copyright (C) 2016 Nest Labs, Inc. |
| * |
| * 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. |
| */ |
| |
| #include "flintstone-dev3-mlb.dtsi" |
| #include "flintstone-dev3-kpb.dtsi" |
| |
| / { |
| model = "NestLabs Flintstone Dev3 Board"; |
| compatible = "nestlabs,flintstone-dev3", "fsl,imx6sx"; |
| |
| mcu-gpios { |
| reg = <0x0 0>; |
| compatible = "nestlabs,gpio-exporter"; |
| input-names = "mcudatagpio"; |
| input-gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>; |
| output-names = "mcuresetgpio", "mcubootgpio"; |
| output-gpios = <&gpio6 16 GPIO_ACTIVE_HIGH &gpio6 13 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| aliases { |
| serial-sensormcu0 = &uart5; |
| }; |
| }; |
| |
| &iomuxc { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&mlb_hogs &kpb_hogs &mcu_hogs>; |
| |
| hog { |
| mcu_hogs: mcu-hogs { |
| fsl,pins = < |
| MX6SX_PAD_SD4_DATA2__GPIO6_IO_16 0x400018b0 /* MCU reset */ |
| MX6SX_PAD_SD4_CLK__GPIO6_IO_12 0x400010b0 /* MCU to SoC interrupt */ |
| MX6SX_PAD_SD4_CMD__GPIO6_IO_13 0x400010b0 /* MCU boot */ |
| >; |
| }; |
| }; |
| |
| uart5 { |
| pinctrl_uart5_2: uart5grp-2 { |
| fsl,pins = < |
| MX6SX_PAD_SD4_DATA4__UART5_RX 0x1b0b1 |
| MX6SX_PAD_SD4_DATA5__UART5_TX 0x1b0b1 |
| MX6SX_PAD_SD4_DATA6__UART5_RTS_B 0x1b0b1 |
| MX6SX_PAD_SD4_DATA7__UART5_CTS_B 0x1b0b1 |
| >; |
| }; |
| }; |
| }; |
| |
| /* MCU UART */ |
| &uart5 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_uart5_2>; |
| fsl,uart-has-rtscts; |
| fsl,uart-can-wake; |
| status = "okay"; |
| }; |
