| Derald D. Woods | d9be183 | 2017-12-16 14:14:48 -0600 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | /* |
| 3 | * Common file for omap dpi panels with QVGA and reset pins |
| 4 | * |
| 5 | * Note that the board specifc DTS file needs to specify |
| 6 | * at minimum the GPIO enable-gpios for display, and |
| 7 | * gpios for gpio-backlight. |
| 8 | */ |
| 9 | |
| 10 | / { |
| 11 | aliases { |
| 12 | display0 = &lcd0; |
| 13 | }; |
| 14 | |
| 15 | backlight0: backlight { |
| 16 | compatible = "gpio-backlight"; |
| 17 | default-on; |
| 18 | }; |
| 19 | |
| 20 | /* 3.3V GPIO controlled regulator for LCD_ENVDD */ |
| 21 | lcd_3v3: regulator-lcd-3v3 { |
| 22 | compatible = "regulator-fixed"; |
| 23 | regulator-name = "lcd_3v3"; |
| 24 | regulator-min-microvolt = <3300000>; |
| 25 | regulator-max-microvolt = <3300000>; |
| 26 | startup-delay-us = <70000>; |
| 27 | }; |
| 28 | |
| 29 | lcd0: display { |
| 30 | compatible = "sharp,ls037v7dw01"; |
| 31 | label = "lcd"; |
| 32 | power-supply = <&lcd_3v3>; |
| 33 | envdd-supply = <&lcd_3v3>; |
| 34 | |
| 35 | port { |
| 36 | lcd_in: endpoint { |
| 37 | remote-endpoint = <&dpi_out>; |
| 38 | }; |
| 39 | }; |
| 40 | }; |
| 41 | }; |
| 42 | |
| 43 | /* Needed to power the DPI pins */ |
| 44 | &vpll2 { |
| 45 | regulator-always-on; |
| 46 | }; |
| 47 | |
| 48 | &dss { |
| Roger Quadros | 72f78c6 | 2021-08-24 14:07:27 +0300 | [diff] [blame] | 49 | status = "okay"; |
| Derald D. Woods | d9be183 | 2017-12-16 14:14:48 -0600 | [diff] [blame] | 50 | port { |
| 51 | dpi_out: endpoint { |
| 52 | remote-endpoint = <&lcd_in>; |
| 53 | data-lines = <18>; |
| 54 | }; |
| 55 | }; |
| 56 | }; |
| 57 | |
| 58 | &mcspi1 { |
| 59 | tsc2046@0 { |
| 60 | reg = <0>; /* CS0 */ |
| 61 | compatible = "ti,tsc2046"; |
| 62 | spi-max-frequency = <1000000>; |
| 63 | vcc-supply = <&lcd_3v3>; |
| 64 | ti,x-min = /bits/ 16 <0>; |
| 65 | ti,x-max = /bits/ 16 <8000>; |
| 66 | ti,y-min = /bits/ 16 <0>; |
| 67 | ti,y-max = /bits/ 16 <4800>; |
| 68 | ti,x-plate-ohms = /bits/ 16 <40>; |
| 69 | ti,pressure-max = /bits/ 16 <255>; |
| 70 | ti,swap-xy; |
| 71 | wakeup-source; |
| 72 | }; |
| 73 | }; |