| Tom Rini | 93743d2 | 2024-04-01 09:08:13 -0400 | [diff] [blame] | 1 | // SPDX-License-Identifier: (GPL-2.0 OR MIT) |
| 2 | |
| 3 | /dts-v1/; |
| 4 | |
| 5 | #include "imx8mp-skov-reva.dtsi" |
| 6 | |
| 7 | / { |
| 8 | model = "SKOV IMX8MP CPU revB - LT6"; |
| 9 | compatible = "skov,imx8mp-skov-revb-lt6", "fsl,imx8mp"; |
| 10 | |
| 11 | touchscreen { |
| 12 | compatible = "resistive-adc-touch"; |
| 13 | io-channels = <&adc_ts 1>, <&adc_ts 3>, <&adc_ts 4>, <&adc_ts 5>; |
| 14 | io-channel-names = "y", "z1", "z2", "x"; |
| 15 | touchscreen-min-pressure = <65000>; |
| 16 | touchscreen-inverted-y; |
| 17 | touchscreen-swapped-x-y; |
| 18 | touchscreen-x-plate-ohms = <300>; |
| 19 | }; |
| 20 | }; |
| 21 | |
| 22 | ®_tft_vcom { |
| 23 | regulator-min-microvolt = <3600000>; |
| 24 | regulator-max-microvolt = <3600000>; |
| 25 | voltage-table = <3600000 26>; |
| 26 | status = "okay"; |
| 27 | }; |
| 28 | |
| 29 | &pwm4 { |
| 30 | status = "okay"; |
| 31 | }; |
| 32 | |
| 33 | &backlight { |
| 34 | status = "okay"; |
| 35 | }; |
| 36 | |
| 37 | &ecspi1 { |
| 38 | pinctrl-names = "default"; |
| 39 | pinctrl-0 = <&pinctrl_ecspi1>; |
| 40 | cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>; |
| 41 | status = "okay"; |
| 42 | |
| 43 | adc_ts: adc@0 { |
| 44 | compatible = "ti,tsc2046e-adc"; |
| 45 | reg = <0>; |
| 46 | pinctrl-0 = <&pinctrl_touch>; |
| 47 | pinctrl-names ="default"; |
| 48 | spi-max-frequency = <1000000>; |
| 49 | interrupts-extended = <&gpio4 25 IRQ_TYPE_LEVEL_LOW>; |
| 50 | #io-channel-cells = <1>; |
| 51 | |
| 52 | #address-cells = <1>; |
| 53 | #size-cells = <0>; |
| 54 | |
| 55 | channel@1 { |
| 56 | reg = <1>; |
| 57 | settling-time-us = <700>; |
| 58 | oversampling-ratio = <5>; |
| 59 | }; |
| 60 | |
| 61 | channel@3 { |
| 62 | reg = <3>; |
| 63 | settling-time-us = <700>; |
| 64 | oversampling-ratio = <5>; |
| 65 | }; |
| 66 | |
| 67 | channel@4 { |
| 68 | reg = <4>; |
| 69 | settling-time-us = <700>; |
| 70 | oversampling-ratio = <5>; |
| 71 | }; |
| 72 | |
| 73 | channel@5 { |
| 74 | reg = <5>; |
| 75 | settling-time-us = <700>; |
| 76 | oversampling-ratio = <5>; |
| 77 | }; |
| 78 | }; |
| 79 | }; |
| 80 | |
| 81 | &pwm1 { |
| 82 | status = "okay"; |
| 83 | }; |
| 84 | |
| 85 | &iomuxc { |
| 86 | pinctrl_ecspi1: ecspi1grp { |
| 87 | fsl,pins = < |
| 88 | MX8MP_IOMUXC_ECSPI1_SCLK__ECSPI1_SCLK 0x44 |
| 89 | MX8MP_IOMUXC_ECSPI1_MOSI__ECSPI1_MOSI 0x44 |
| 90 | MX8MP_IOMUXC_ECSPI1_MISO__ECSPI1_MISO 0x44 |
| 91 | MX8MP_IOMUXC_ECSPI1_SS0__GPIO5_IO09 0x40 |
| 92 | >; |
| 93 | }; |
| 94 | |
| 95 | pinctrl_touch: touchgrp { |
| 96 | fsl,pins = < |
| 97 | /* external pull up */ |
| 98 | MX8MP_IOMUXC_SAI2_TXC__GPIO4_IO25 0x40 |
| 99 | >; |
| 100 | }; |
| 101 | }; |