mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 01:45:23 +07:00
3089e40e9f
Add pinmux configuration for DVI/LCD. Add DRM display driver node with timing configurations for DVI and LCD. Add I2C GPIOs configurations for DVI and LCD enable. Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il> Acked-by: Igor Grinberg <grinberg@compulab.co.il> Signed-off-by: Tony Lindgren <tony@atomide.com>
220 lines
6.5 KiB
Plaintext
220 lines
6.5 KiB
Plaintext
/*
|
|
* 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";
|
|
};
|