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ARM: dts: Add am335x-bonegreen

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SeeedStudio BeagleBone Green (BBG) is clone of the BeagleBone Black (BBB) minus
the HDMI port and addition of two Grove connectors (i2c2 and usart2).

This board can be identified by the 1A value after A335BNLT (BBB) in the at24 eeprom:
1A: [aa 55 33 ee 41 33 33 35  42 4e 4c 54 1a 00 00 00 |.U3.A335BNLT....|]

http://beagleboard.org/green
http://www.seeedstudio.com/wiki/Beaglebone_green

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
CC: Tony Lindgren <tony@atomide.com>
CC: Jason Kridner <jkridner@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Robert Nelson 2015-09-25 10:10:31 -05:00 committed by Tony Lindgren
parent ebbf93f0e7
commit 79a4e64c67
2 changed files with 54 additions and 0 deletions
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1
arch/arm/boot/dts/Makefile
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@ -446,6 +446,7 @@ dtb-$(CONFIG_SOC_AM33XX) += \
am335x-base0033.dtb \
am335x-bone.dtb \
am335x-boneblack.dtb \
am335x-bonegreen.dtb \
am335x-sl50.dtb \
am335x-evm.dtb \
am335x-evmsk.dtb \

53
arch/arm/boot/dts/am335x-bonegreen.dts Normal file
View File

@ -0,0 +1,53 @@
/*
* 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-bone-common.dtsi"
/ {
model = "TI AM335x BeagleBone Green";
compatible = "ti,am335x-bone-green", "ti,am335x-bone-black", "ti,am335x-bone", "ti,am33xx";
};
&ldo3_reg {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
&mmc1 {
vmmc-supply = <&vmmcsd_fixed>;
};
&mmc2 {
vmmc-supply = <&vmmcsd_fixed>;
pinctrl-names = "default";
pinctrl-0 = <&emmc_pins>;
bus-width = <8>;
status = "okay";
};
&am33xx_pinmux {
uart2_pins: uart2_pins {
pinctrl-single,pins = <
0x150 (PIN_INPUT | MUX_MODE1) /* spi0_sclk.uart2_rxd */
0x154 (PIN_OUTPUT | MUX_MODE1) /* spi0_d0.uart2_txd */
>;
};
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2_pins>;
status = "okay";
};
&rtc {
system-power-controller;
};