diff options
Diffstat (limited to 'arch/arm/boot/dts/am335x-sbc-t335.dts')
| -rw-r--r-- | arch/arm/boot/dts/am335x-sbc-t335.dts | 219 |
1 files changed, 219 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..917d7ccc9 --- /dev/null +++ b/arch/arm/boot/dts/am335x-sbc-t335.dts @@ -0,0 +1,219 @@ +/* + * am335x-sbc-t335.dts - Device Tree file for Compulab SBC-T335 + * + * Copyright (C) 2014 - 2015 CompuLab Ltd. - http://www.compulab.co.il/ + * + * 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 "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_IOPAD(0x820, PIN_OUTPUT | MUX_MODE1) + /* gpmc_ad9.lcd_data22 */ + AM33XX_IOPAD(0x824, PIN_OUTPUT | MUX_MODE1) + /* gpmc_ad10.lcd_data21 */ + AM33XX_IOPAD(0x828, PIN_OUTPUT | MUX_MODE1) + /* gpmc_ad11.lcd_data20 */ + AM33XX_IOPAD(0x82c, PIN_OUTPUT | MUX_MODE1) + /* gpmc_ad12.lcd_data19 */ + AM33XX_IOPAD(0x830, PIN_OUTPUT | MUX_MODE1) + /* gpmc_ad13.lcd_data18 */ + AM33XX_IOPAD(0x834, PIN_OUTPUT | MUX_MODE1) + /* gpmc_ad14.lcd_data17 */ + AM33XX_IOPAD(0x838, PIN_OUTPUT | MUX_MODE1) + /* gpmc_ad15.lcd_data16 */ + AM33XX_IOPAD(0x83c, PIN_OUTPUT | MUX_MODE1) + /* lcd_data0.lcd_data0 */ + AM33XX_IOPAD(0x8a0, PIN_OUTPUT | MUX_MODE0) + /* lcd_data1.lcd_data1 */ + AM33XX_IOPAD(0x8a4, PIN_OUTPUT | MUX_MODE0) + /* lcd_data2.lcd_data2 */ + AM33XX_IOPAD(0x8a8, PIN_OUTPUT | MUX_MODE0) + /* lcd_data3.lcd_data3 */ + AM33XX_IOPAD(0x8ac, PIN_OUTPUT | MUX_MODE0) + /* lcd_data4.lcd_data4 */ + AM33XX_IOPAD(0x8b0, PIN_OUTPUT | MUX_MODE0) + /* lcd_data5.lcd_data5 */ + AM33XX_IOPAD(0x8b4, PIN_OUTPUT | MUX_MODE0) + /* lcd_data6.lcd_data6 */ + AM33XX_IOPAD(0x8b8, PIN_OUTPUT | MUX_MODE0) + /* lcd_data7.lcd_data7 */ + AM33XX_IOPAD(0x8bc, PIN_OUTPUT | MUX_MODE0) + /* lcd_data8.lcd_data8 */ + AM33XX_IOPAD(0x8c0, PIN_OUTPUT | MUX_MODE0) + /* lcd_data9.lcd_data9 */ + AM33XX_IOPAD(0x8c4, PIN_OUTPUT | MUX_MODE0) + /* lcd_data10.lcd_data10 */ + AM33XX_IOPAD(0x8c8, PIN_OUTPUT | MUX_MODE0) + /* lcd_data11.lcd_data11 */ + AM33XX_IOPAD(0x8cc, PIN_OUTPUT | MUX_MODE0) + /* lcd_data12.lcd_data12 */ + AM33XX_IOPAD(0x8d0, PIN_OUTPUT | MUX_MODE0) + /* lcd_data13.lcd_data13 */ + AM33XX_IOPAD(0x8d4, PIN_OUTPUT | MUX_MODE0) + /* lcd_data14.lcd_data14 */ + AM33XX_IOPAD(0x8d8, PIN_OUTPUT | MUX_MODE0) + /* lcd_data15.lcd_data15 */ + AM33XX_IOPAD(0x8dc, PIN_OUTPUT | MUX_MODE0) + /* lcd_vsync.lcd_vsync */ + AM33XX_IOPAD(0x8e0, PIN_OUTPUT | MUX_MODE0) + /* lcd_hsync.lcd_hsync */ + AM33XX_IOPAD(0x8e4, PIN_OUTPUT | MUX_MODE0) + /* lcd_pclk.lcd_pclk */ + AM33XX_IOPAD(0x8e8, PIN_OUTPUT | MUX_MODE0) + /* lcd_ac_bias_en.lcd_ac_bias_en */ + AM33XX_IOPAD(0x8ec, PIN_OUTPUT | MUX_MODE0) + >; + }; + + lcd_pins_sleep: lcd_pins_sleep { + pinctrl-single,pins = < + /* gpmc_ad8.lcd_data23 */ + AM33XX_IOPAD(0x820, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* gpmc_ad9.lcd_data22 */ + AM33XX_IOPAD(0x824, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* gpmc_ad10.lcd_data21 */ + AM33XX_IOPAD(0x828, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* gpmc_ad11.lcd_data20 */ + AM33XX_IOPAD(0x82c, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* gpmc_ad12.lcd_data19 */ + AM33XX_IOPAD(0x830, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* gpmc_ad13.lcd_data18 */ + AM33XX_IOPAD(0x834, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* gpmc_ad14.lcd_data17 */ + AM33XX_IOPAD(0x838, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* gpmc_ad15.lcd_data16 */ + AM33XX_IOPAD(0x83c, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* lcd_data0.lcd_data0 */ + AM33XX_IOPAD(0x8a0, PULL_DISABLE | MUX_MODE7) + /* lcd_data1.lcd_data1 */ + AM33XX_IOPAD(0x8a4, PULL_DISABLE | MUX_MODE7) + /* lcd_data2.lcd_data2 */ + AM33XX_IOPAD(0x8a8, PULL_DISABLE | MUX_MODE7) + /* lcd_data3.lcd_data3 */ + AM33XX_IOPAD(0x8ac, PULL_DISABLE | MUX_MODE7) + /* lcd_data4.lcd_data4 */ + AM33XX_IOPAD(0x8b0, PULL_DISABLE | MUX_MODE7) + /* lcd_data5.lcd_data5 */ + AM33XX_IOPAD(0x8b4, PULL_DISABLE | MUX_MODE7) + /* lcd_data6.lcd_data6 */ + AM33XX_IOPAD(0x8b8, PULL_DISABLE | MUX_MODE7) + /* lcd_data7.lcd_data7 */ + AM33XX_IOPAD(0x8bc, PULL_DISABLE | MUX_MODE7) + /* lcd_data8.lcd_data8 */ + AM33XX_IOPAD(0x8c0, PULL_DISABLE | MUX_MODE7) + /* lcd_data9.lcd_data9 */ + AM33XX_IOPAD(0x8c4, PULL_DISABLE | MUX_MODE7) + /* lcd_data10.lcd_data10 */ + AM33XX_IOPAD(0x8c8, PULL_DISABLE | MUX_MODE7) + /* lcd_data11.lcd_data11 */ + AM33XX_IOPAD(0x8cc, PULL_DISABLE | MUX_MODE7) + /* lcd_data12.lcd_data12 */ + AM33XX_IOPAD(0x8d0, PULL_DISABLE | MUX_MODE7) + /* lcd_data13.lcd_data13 */ + AM33XX_IOPAD(0x8d4, PULL_DISABLE | MUX_MODE7) + /* lcd_data14.lcd_data14 */ + AM33XX_IOPAD(0x8d8, PULL_DISABLE | MUX_MODE7) + /* lcd_data15.lcd_data15 */ + AM33XX_IOPAD(0x8dc, PULL_DISABLE | MUX_MODE7) + /* lcd_vsync.lcd_vsync */ + AM33XX_IOPAD(0x8e0, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* lcd_hsync.lcd_hsync */ + AM33XX_IOPAD(0x8e4, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* lcd_pclk.lcd_pclk */ + AM33XX_IOPAD(0x8e8, PIN_INPUT_PULLDOWN | MUX_MODE7) + /* lcd_ac_bias_en.lcd_ac_bias_en */ + AM33XX_IOPAD(0x8ec, 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 { + gpio-hog; + gpios = <13 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "dvi-enable"; + }; + lcd_ena { + gpio-hog; + gpios = <11 GPIO_ACTIVE_HIGH>; + output-high; + line-name = "lcd-enable"; + }; + }; +}; + +/* Display */ +&lcdc { + status = "okay"; +}; |