Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
| 2 | /* |
| 3 | * am335x-sbc-t335.dts - Device Tree file for Compulab SBC-T335 |
| 4 | * |
| 5 | * Copyright (C) 2014 - 2015 CompuLab Ltd. - http://www.compulab.co.il/ |
| 6 | */ |
| 7 | |
| 8 | #include "am335x-cm-t335.dts" |
| 9 | |
| 10 | / { |
| 11 | model = "CompuLab CM-T335 on SB-T335"; |
| 12 | compatible = "compulab,sbc-t335", "compulab,cm-t335", "ti,am33xx"; |
| 13 | |
| 14 | /* DRM display driver */ |
| 15 | panel { |
| 16 | compatible = "ti,tilcdc,panel"; |
| 17 | status = "okay"; |
| 18 | pinctrl-names = "default", "sleep"; |
| 19 | pinctrl-0 = <&lcd_pins_default>; |
| 20 | pinctrl-1 = <&lcd_pins_sleep>; |
| 21 | |
| 22 | panel-info { |
| 23 | ac-bias = <255>; |
| 24 | ac-bias-intrpt = <0>; |
| 25 | dma-burst-sz = <16>; |
| 26 | bpp = <32>; |
| 27 | fdd = <0x80>; |
| 28 | sync-edge = <0>; |
| 29 | sync-ctrl = <1>; |
| 30 | raster-order = <0>; |
| 31 | fifo-th = <0>; |
| 32 | }; |
| 33 | display-timings { |
| 34 | /* Timing selection performed by U-Boot */ |
| 35 | timing0: lcd {/* 800x480p62 */ |
| 36 | clock-frequency = <30000000>; |
| 37 | hactive = <800>; |
| 38 | vactive = <480>; |
| 39 | hfront-porch = <39>; |
| 40 | hback-porch = <39>; |
| 41 | hsync-len = <47>; |
| 42 | vback-porch = <29>; |
| 43 | vfront-porch = <13>; |
| 44 | vsync-len = <2>; |
| 45 | hsync-active = <1>; |
| 46 | vsync-active = <1>; |
| 47 | }; |
| 48 | timing1: dvi { /* 1024x768p60 */ |
| 49 | clock-frequency = <65000000>; |
| 50 | hactive = <1024>; |
| 51 | hfront-porch = <24>; |
| 52 | hback-porch = <160>; |
| 53 | hsync-len = <136>; |
| 54 | vactive = <768>; |
| 55 | vfront-porch = <3>; |
| 56 | vback-porch = <29>; |
| 57 | vsync-len = <6>; |
| 58 | hsync-active = <0>; |
| 59 | vsync-active = <0>; |
| 60 | }; |
| 61 | }; |
| 62 | }; |
| 63 | }; |
| 64 | |
| 65 | &am33xx_pinmux { |
| 66 | /* Display */ |
| 67 | lcd_pins_default: lcd-default-pins { |
| 68 | pinctrl-single,pins = < |
| 69 | /* gpmc_ad8.lcd_data23 */ |
| 70 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE1) |
| 71 | /* gpmc_ad9.lcd_data22 */ |
| 72 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE1) |
| 73 | /* gpmc_ad10.lcd_data21 */ |
| 74 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE1) |
| 75 | /* gpmc_ad11.lcd_data20 */ |
| 76 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE1) |
| 77 | /* gpmc_ad12.lcd_data19 */ |
| 78 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT, MUX_MODE1) |
| 79 | /* gpmc_ad13.lcd_data18 */ |
| 80 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT, MUX_MODE1) |
| 81 | /* gpmc_ad14.lcd_data17 */ |
| 82 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT, MUX_MODE1) |
| 83 | /* gpmc_ad15.lcd_data16 */ |
| 84 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT, MUX_MODE1) |
| 85 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0) |
| 86 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0) |
| 87 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0) |
| 88 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0) |
| 89 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0) |
| 90 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0) |
| 91 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0) |
| 92 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0) |
| 93 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0) |
| 94 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0) |
| 95 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0) |
| 96 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0) |
| 97 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0) |
| 98 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0) |
| 99 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0) |
| 100 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0) |
| 101 | AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0) |
| 102 | AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0) |
| 103 | AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0) |
| 104 | AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0) |
| 105 | >; |
| 106 | }; |
| 107 | |
| 108 | lcd_pins_sleep: lcd-sleep-pins { |
| 109 | pinctrl-single,pins = < |
| 110 | /* gpmc_ad8.lcd_data23 */ |
| 111 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 112 | /* gpmc_ad9.lcd_data22 */ |
| 113 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 114 | /* gpmc_ad10.lcd_data21 */ |
| 115 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 116 | /* gpmc_ad11.lcd_data20 */ |
| 117 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 118 | /* gpmc_ad12.lcd_data19 */ |
| 119 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 120 | /* gpmc_ad13.lcd_data18 */ |
| 121 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 122 | /* gpmc_ad14.lcd_data17 */ |
| 123 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 124 | /* gpmc_ad15.lcd_data16 */ |
| 125 | AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 126 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PULL_DISABLE, MUX_MODE7) |
| 127 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PULL_DISABLE, MUX_MODE7) |
| 128 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PULL_DISABLE, MUX_MODE7) |
| 129 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PULL_DISABLE, MUX_MODE7) |
| 130 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PULL_DISABLE, MUX_MODE7) |
| 131 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PULL_DISABLE, MUX_MODE7) |
| 132 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PULL_DISABLE, MUX_MODE7) |
| 133 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PULL_DISABLE, MUX_MODE7) |
| 134 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PULL_DISABLE, MUX_MODE7) |
| 135 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PULL_DISABLE, MUX_MODE7) |
| 136 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PULL_DISABLE, MUX_MODE7) |
| 137 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PULL_DISABLE, MUX_MODE7) |
| 138 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PULL_DISABLE, MUX_MODE7) |
| 139 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PULL_DISABLE, MUX_MODE7) |
| 140 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PULL_DISABLE, MUX_MODE7) |
| 141 | AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PULL_DISABLE, MUX_MODE7) |
| 142 | AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 143 | AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 144 | AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 145 | AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_INPUT_PULLDOWN, MUX_MODE7) |
| 146 | >; |
| 147 | }; |
| 148 | }; |
| 149 | |
| 150 | &i2c0 { |
| 151 | /* GPIO extender */ |
| 152 | gpio_ext: pca9555@26 { |
| 153 | compatible = "nxp,pca9555"; |
| 154 | pinctrl-names = "default"; |
| 155 | gpio-controller; |
| 156 | #gpio-cells = <2>; |
| 157 | reg = <0x26>; |
| 158 | dvi-ena-hog { |
| 159 | gpio-hog; |
| 160 | gpios = <13 GPIO_ACTIVE_HIGH>; |
| 161 | output-high; |
| 162 | line-name = "dvi-enable"; |
| 163 | }; |
| 164 | lcd-ena-hog { |
| 165 | gpio-hog; |
| 166 | gpios = <11 GPIO_ACTIVE_HIGH>; |
| 167 | output-high; |
| 168 | line-name = "lcd-enable"; |
| 169 | }; |
| 170 | }; |
| 171 | }; |
| 172 | |
| 173 | /* Display */ |
| 174 | &lcdc { |
| 175 | status = "okay"; |
| 176 | }; |