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Diffstat (limited to '')
| -rw-r--r-- | arch/arm/boot/dts/am335x-sbc-t335.dts | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am335x-sbc-t335.dts b/arch/arm/boot/dts/am335x-sbc-t335.dts new file mode 100644 index 000000000..81e445368 --- /dev/null +++ b/arch/arm/boot/dts/am335x-sbc-t335.dts @@ -0,0 +1,176 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * am335x-sbc-t335.dts - Device Tree file for Compulab SBC-T335 + * + * Copyright (C) 2014 - 2015 CompuLab Ltd. - http://www.compulab.co.il/ + */ + +#include "am335x-cm-t335.dts" + +/ { + model = "CompuLab CM-T335 on SB-T335"; + compatible = "compulab,sbc-t335", "compulab,cm-t335", "ti,am33xx"; + + /* DRM display driver */ + panel { + compatible = "ti,tilcdc,panel"; + status = "okay"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&lcd_pins_default>; + pinctrl-1 = <&lcd_pins_sleep>; + + panel-info { + ac-bias = <255>; + ac-bias-intrpt = <0>; + dma-burst-sz = <16>; + bpp = <32>; + fdd = <0x80>; + sync-edge = <0>; + sync-ctrl = <1>; + raster-order = <0>; + fifo-th = <0>; + }; + display-timings { + /* Timing selection performed by U-Boot */ + timing0: lcd {/* 800x480p62 */ + clock-frequency = <30000000>; + hactive = <800>; + vactive = <480>; + hfront-porch = <39>; + hback-porch = <39>; + hsync-len = <47>; + vback-porch = <29>; + vfront-porch = <13>; + vsync-len = <2>; + hsync-active = <1>; + vsync-active = <1>; + }; + timing1: dvi { /* 1024x768p60 */ + clock-frequency = <65000000>; + hactive = <1024>; + hfront-porch = <24>; + hback-porch = <160>; + hsync-len = <136>; + vactive = <768>; + vfront-porch = <3>; + vback-porch = <29>; + vsync-len = <6>; + hsync-active = <0>; + vsync-active = <0>; + }; + }; + }; +}; + +&am33xx_pinmux { + /* Display */ + lcd_pins_default: lcd_pins_default { + pinctrl-single,pins = < + /* gpmc_ad8.lcd_data23 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE1) + /* gpmc_ad9.lcd_data22 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE1) + /* gpmc_ad10.lcd_data21 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE1) + /* gpmc_ad11.lcd_data20 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE1) + /* gpmc_ad12.lcd_data19 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT, MUX_MODE1) + /* gpmc_ad13.lcd_data18 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT, MUX_MODE1) + /* gpmc_ad14.lcd_data17 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT, MUX_MODE1) + /* gpmc_ad15.lcd_data16 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT, MUX_MODE1) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0) + AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0) + >; + }; + + lcd_pins_sleep: lcd_pins_sleep { + pinctrl-single,pins = < + /* gpmc_ad8.lcd_data23 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_INPUT_PULLDOWN, MUX_MODE7) + /* gpmc_ad9.lcd_data22 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_INPUT_PULLDOWN, MUX_MODE7) + /* gpmc_ad10.lcd_data21 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_INPUT_PULLDOWN, MUX_MODE7) + /* gpmc_ad11.lcd_data20 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_INPUT_PULLDOWN, MUX_MODE7) + /* gpmc_ad12.lcd_data19 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLDOWN, MUX_MODE7) + /* gpmc_ad13.lcd_data18 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLDOWN, MUX_MODE7) + /* gpmc_ad14.lcd_data17 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7) + /* gpmc_ad15.lcd_data16 */ + AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PULL_DISABLE, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) + AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_INPUT_PULLDOWN, MUX_MODE7) + >; + }; +}; + +&i2c0 { + /* GPIO extender */ + gpio_ext: pca9555@26 { + compatible = "nxp,pca9555"; + pinctrl-names = "default"; + gpio-controller; + #gpio-cells = <2>; + reg = <0x26>; + dvi-ena-hog { + gpio-hog; + gpios = <13 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "dvi-enable"; + }; + lcd-ena-hog { + gpio-hog; + gpios = <11 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "lcd-enable"; + }; + }; +}; + +/* Display */ +&lcdc { + status = "okay"; +}; |