From da9d9599acc81c424bcdddafaa888cd90b97df3d Mon Sep 17 00:00:00 2001 From: Lokesh Vutla Date: Mon, 16 May 2016 11:24:29 +0530 Subject: [PATCH] ARM: dts: AM335x-BBG: Add initial support Add initial DTS support for AM335x-BBG Reviewed-by: Tom Rini Signed-off-by: Lokesh Vutla --- arch/arm/dts/Makefile | 3 ++- arch/arm/dts/am335x-bonegreen.dts | 57 +++++++++++++++++++++++++++++++++++++++ board/ti/am335x/board.c | 2 ++ configs/am335x_evm_defconfig | 2 +- 4 files changed, 62 insertions(+), 2 deletions(-) create mode 100644 arch/arm/dts/am335x-bonegreen.dts diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 587d220..e12f8d3 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -92,7 +92,8 @@ dtb-$(CONFIG_ARCH_ZYNQMP) += \ zynqmp-zc1751-xm016-dc2.dtb \ zynqmp-zc1751-xm019-dc5.dtb dtb-$(CONFIG_AM33XX) += am335x-boneblack.dtb am335x-bone.dtb am335x-evm.dtb \ - am335x-evmsk.dtb + am335x-evmsk.dtb \ + am335x-bonegreen.dtb dtb-$(CONFIG_AM43XX) += am437x-gp-evm.dtb am437x-sk-evm.dtb \ am43x-epos-evm.dtb \ am437x-idk-evm.dtb diff --git a/arch/arm/dts/am335x-bonegreen.dts b/arch/arm/dts/am335x-bonegreen.dts new file mode 100644 index 0000000..9c59da9 --- /dev/null +++ b/arch/arm/dts/am335x-bonegreen.dts @@ -0,0 +1,57 @@ +/* + * 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"; + chosen { + stdout-path = &uart0; + tick-timer = &timer2; + }; +}; + +&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 = < + AM33XX_IOPAD(0x950, PIN_INPUT | MUX_MODE1) /* spi0_sclk.uart2_rxd */ + AM33XX_IOPAD(0x954, PIN_OUTPUT | MUX_MODE1) /* spi0_d0.uart2_txd */ + >; + }; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&uart2_pins>; + status = "okay"; +}; + +&rtc { + system-power-controller; +}; diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c index 89b12a5..579b4ef 100644 --- a/board/ti/am335x/board.c +++ b/board/ti/am335x/board.c @@ -644,6 +644,8 @@ int board_fit_config_name_match(const char *name) return 0; else if (board_is_evm_sk() && !strcmp(name, "am335x-evmsk")) return 0; + else if (board_is_bbg1() && !strcmp(name, "am335x-bonegreen")) + return 0; else return -1; } diff --git a/configs/am335x_evm_defconfig b/configs/am335x_evm_defconfig index a2794c2..6a25bf5 100644 --- a/configs/am335x_evm_defconfig +++ b/configs/am335x_evm_defconfig @@ -48,4 +48,4 @@ CONFIG_RSA=y CONFIG_FIT=y CONFIG_SPL_OF_LIBFDT=y CONFIG_SPL_LOAD_FIT=y -CONFIG_OF_LIST="am335x-evm am335x-bone am335x-boneblack am335x-evmsk" +CONFIG_OF_LIST="am335x-evm am335x-bone am335x-boneblack am335x-evmsk am335x-bonegreen" -- 1.9.1