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Add support for Olimex AM3352-SOM
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fixes: beagleboard/linux#53

fixes: beagleboard/linux#52
Signed-off-by: Robert Nelson <[email protected]>
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@RobertCNelson
RobertCNelson committed Dec 9, 2015
1 parent d0d735f commit ebad9b5
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189 changes: 189 additions & 0 deletions src/arm/am335x-olimex-som.dts
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/*
* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
*
* 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.
*/
/dts-v1/;

#include "am33xx.dtsi"
#include "am335x-som-common.dtsi"

/ {
model = "Olimex AM335x SOM";
compatible = "ti,am33xx";
};

&ldo3_reg {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};

&mmc1 {
vmmc-supply = <&vmmcsd_fixed>;
};

&am33xx_pinmux {
lcd_pins_default: lcd_pins_default {
pinctrl-single,pins = <
0x20 0x01 /* gpmc_ad8.lcd_data16, OUTPUT | MODE1 */
0x24 0x01 /* gpmc_ad9.lcd_data17, OUTPUT | MODE1 */
0x28 0x01 /* gpmc_ad10.lcd_data18, OUTPUT | MODE1 */
0x2c 0x01 /* gpmc_ad11.lcd_data19, OUTPUT | MODE1 */
0x30 0x01 /* gpmc_ad12.lcd_data20, OUTPUT | MODE1 */
0x34 0x01 /* gpmc_ad13.lcd_data21, OUTPUT | MODE1 */
0x38 0x01 /* gpmc_ad14.lcd_data22, OUTPUT | MODE1 */
0x3c 0x01 /* gpmc_ad15.lcd_data23, OUTPUT | MODE1 */
0xa0 0x00 /* lcd_data0.lcd_data0, OUTPUT | MODE0 */
0xa4 0x00 /* lcd_data1.lcd_data1, OUTPUT | MODE0 */
0xa8 0x00 /* lcd_data2.lcd_data2, OUTPUT | MODE0 */
0xac 0x00 /* lcd_data3.lcd_data3, OUTPUT | MODE0 */
0xb0 0x00 /* lcd_data4.lcd_data4, OUTPUT | MODE0 */
0xb4 0x00 /* lcd_data5.lcd_data5, OUTPUT | MODE0 */
0xb8 0x00 /* lcd_data6.lcd_data6, OUTPUT | MODE0 */
0xbc 0x00 /* lcd_data7.lcd_data7, OUTPUT | MODE0 */
0xc0 0x00 /* lcd_data8.lcd_data8, OUTPUT | MODE0 */
0xc4 0x00 /* lcd_data9.lcd_data9, OUTPUT | MODE0 */
0xc8 0x00 /* lcd_data10.lcd_data10, OUTPUT | MODE0 */
0xcc 0x00 /* lcd_data11.lcd_data11, OUTPUT | MODE0 */
0xd0 0x00 /* lcd_data12.lcd_data12, OUTPUT | MODE0 */
0xd4 0x00 /* lcd_data13.lcd_data13, OUTPUT | MODE0 */
0xd8 0x00 /* lcd_data14.lcd_data14, OUTPUT | MODE0 */
0xdc 0x00 /* lcd_data15.lcd_data15, OUTPUT | MODE0 */
0xe0 0x00 /* lcd_vsync.lcd_vsync, OUTPUT | MODE0 */
0xe4 0x00 /* lcd_hsync.lcd_hsync, OUTPUT | MODE0 */
0xe8 0x00 /* lcd_pclk.lcd_pclk, OUTPUT | MODE0 */
0xec 0x00 /* lcd_ac_bias_en.lcd_ac_bias_en, OUTPUT | MODE0 */
>;
};

lcd_pins_sleep: lcd_pins_sleep {
pinctrl-single,pins = <
0x20 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad8.lcd_data16 */
0x24 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad9.lcd_data17 */
0x28 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad10.lcd_data18 */
0x2c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad11.lcd_data19 */
0x30 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad12.lcd_data20 */
0x34 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad13.lcd_data21 */
0x38 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad14.lcd_data22 */
0x3c (PIN_INPUT_PULLDOWN | MUX_MODE7) /* gpmc_ad15.lcd_data23 */
0xa0 (PULL_DISABLE | MUX_MODE7) /* lcd_data0.lcd_data0 */
0xa4 (PULL_DISABLE | MUX_MODE7) /* lcd_data1.lcd_data1 */
0xa8 (PULL_DISABLE | MUX_MODE7) /* lcd_data2.lcd_data2 */
0xac (PULL_DISABLE | MUX_MODE7) /* lcd_data3.lcd_data3 */
0xb0 (PULL_DISABLE | MUX_MODE7) /* lcd_data4.lcd_data4 */
0xb4 (PULL_DISABLE | MUX_MODE7) /* lcd_data5.lcd_data5 */
0xb8 (PULL_DISABLE | MUX_MODE7) /* lcd_data6.lcd_data6 */
0xbc (PULL_DISABLE | MUX_MODE7) /* lcd_data7.lcd_data7 */
0xc0 (PULL_DISABLE | MUX_MODE7) /* lcd_data8.lcd_data8 */
0xc4 (PULL_DISABLE | MUX_MODE7) /* lcd_data9.lcd_data9 */
0xc8 (PULL_DISABLE | MUX_MODE7) /* lcd_data10.lcd_data10 */
0xcc (PULL_DISABLE | MUX_MODE7) /* lcd_data11.lcd_data11 */
0xd0 (PULL_DISABLE | MUX_MODE7) /* lcd_data12.lcd_data12 */
0xd4 (PULL_DISABLE | MUX_MODE7) /* lcd_data13.lcd_data13 */
0xd8 (PULL_DISABLE | MUX_MODE7) /* lcd_data14.lcd_data14 */
0xdc (PULL_DISABLE | MUX_MODE7) /* lcd_data15.lcd_data15 */
/* lcd_vsync.lcd_vsync,OUTPUT | MODE0 */
0xe0 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0xe4 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_hsync.lcd_hsync */
0xe8 (PIN_INPUT_PULLDOWN | MUX_MODE7) /* lcd_pclk.lcd_pclk */
/* lcd_ac_bias_en.lcd_ac_bias_en */
0xec (PIN_INPUT_PULLDOWN | MUX_MODE7)
>;
};

};

&lcdc {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&lcd_pins_default>;
pinctrl-1 = <&lcd_pins_sleep>;
status = "okay";
/* display-timings {
480x272 {
hactive = <480>;
vactive = <272>;
hback-porch = <43>;
hfront-porch = <8>;
hsync-len = <4>;
vback-porch = <12>;
vfront-porch = <4>;
vsync-len = <10>;
clock-frequency = <9000000>;
hsync-active = <0>;
vsync-active = <0>;
};
};*/

display-timings {
native-mode = <&vga1024x768>;
lcd4: 480x272 {
clock-frequency = <9000000>;
hactive = <480>;
vactive = <272>;
hfront-porch = <3>;
hback-porch = <40>;
vback-porch = <8>;
vfront-porch = <7>;
hsync-len = <2>;
vsync-len = <1>;
hsync-active = <0>;
vsync-active = <0>;
};
lcd7: 800x480 {
clock-frequency = <33300000>;
hactive = <800>;
vactive = <480>;
hfront-porch = <210>;
hback-porch = <40>;
vback-porch = <23>;
vfront-porch = <20>;
hsync-len = <6>;
vsync-len = <2>;
hsync-active = <0>;
vsync-active = <0>;
};
lcd10: 1024x600 {
clock-frequency = <51200000>;
hactive = <1024>;
vactive = <600>;
hfront-porch = <160>;
hback-porch = <140>;
vback-porch = <20>;
vfront-porch = <12>;
hsync-len = <20>;
vsync-len = <3>;
hsync-active = <0>;
vsync-active = <0>;
};

vga800x600: 800x600 {
clock-frequency = <40000000>;
hactive = <800>;
vactive = <600>;
hfront-porch = <40>;
hback-porch = <88>;
vfront-porch = <1>;
vback-porch = <23>;
hsync-len = <128>;
vsync-len = <4>;
hsync-active = <0>;
vsync-active = <0>;
};
vga1024x768: 1024x768 {
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>;
};
};
};
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