From patchwork Fri Sep 25 15:10:31 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: ARM: dts: Add am335x-bonegreen From: Robert Nelson X-Patchwork-Id: 7265851 Message-Id: <1443193831-5693-1-git-send-email-robertcnelson@gmail.com> To: tony@atomide.com, devicetree@vger.kernel.org Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Robert Nelson , Jason Kridner Date: Fri, 25 Sep 2015 10:10:31 -0500 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 CC: Tony Lindgren CC: Jason Kridner --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/am335x-bonegreen.dts | 53 ++++++++++++++++++++++++++++++++++ 2 files changed, 54 insertions(+) create mode 100644 arch/arm/boot/dts/am335x-bonegreen.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 233159d..e45d771 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -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 \ diff --git a/arch/arm/boot/dts/am335x-bonegreen.dts b/arch/arm/boot/dts/am335x-bonegreen.dts new file mode 100644 index 0000000..0f65bda --- /dev/null +++ b/arch/arm/boot/dts/am335x-bonegreen.dts @@ -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; +};