The Parallella is a single board computer showcasing the Epiphany multi-core processor from Adapteva. The board uses a Zynq-7000 SoC which interconnects to the Epiphany. This patch adds support for booting on the Zynq system of the board.
More information on this board is available at: https://parallella.org/
Signed-off-by: Nathan Rossi nathan@nathanrossi.com Cc: Albert Aribaud albert.u.boot@aribaud.net Cc: Michal Simek monstr@monstr.eu --- arch/arm/dts/Makefile | 1 + arch/arm/dts/zynq-parallella.dts | 96 +++++++++++++++++++++++++++++++++++++++ configs/zynq_parallella_defconfig | 36 +++++++++++++++ include/configs/zynq_parallella.h | 17 +++++++ 4 files changed, 150 insertions(+) create mode 100644 arch/arm/dts/zynq-parallella.dts create mode 100644 configs/zynq_parallella_defconfig create mode 100644 include/configs/zynq_parallella.h
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 92c7545..de249a4 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -79,6 +79,7 @@ dtb-$(CONFIG_ARCH_ZYNQ) += zynq-zc702.dtb \ zynq-zed.dtb \ zynq-zybo.dtb \ zynq-microzed.dtb \ + zynq-parallella.dtb \ zynq-picozed.dtb \ zynq-zc770-xm010.dtb \ zynq-zc770-xm011.dtb \ diff --git a/arch/arm/dts/zynq-parallella.dts b/arch/arm/dts/zynq-parallella.dts new file mode 100644 index 0000000..2a8a805 --- /dev/null +++ b/arch/arm/dts/zynq-parallella.dts @@ -0,0 +1,96 @@ +/* + * Adapteva Parallella board DTS + * + * Copyright (C) 2011 - 2013 Xilinx + * Copyright (C) 2012 National Instruments Corp. + * Copyright (C) 2014 SUSE LINUX Products GmbH + * Copyright (C) 2016 Nathan Rossi + * + * SPDX-License-Identifier: GPL-2.0+ + */ +/dts-v1/; +/include/ "zynq-7000.dtsi" + +/ { + model = "Adapteva Parallella Board"; + compatible = "adapteva,parallella", "xlnx,zynq-7000"; + + aliases { + ethernet0 = &gem0; + serial0 = &uart1; + spi0 = &qspi; + mmc0 = &sdhci0; + }; + + memory { + device_type = "memory"; + reg = <0x0 0x40000000>; + }; + + chosen { + bootargs = "earlyprintk"; + stdout-path = "serial0:115200n8"; + }; +}; + +&clkc { + fclk-enable = <0xf>; + ps-clk-frequency = <33333333>; +}; + +&gem0 { + status = "okay"; + phy-mode = "rgmii-id"; + phy-handle = <ðernet_phy>; + + ethernet_phy: ethernet-phy@0 { + /* Marvell 88E1318 */ + compatible = "ethernet-phy-id0141.0e90", + "ethernet-phy-ieee802.3-c22"; + reg = <0>; + marvell,reg-init = <0x3 0x10 0xff00 0x1e>, + <0x3 0x11 0xfff0 0xa>; + }; +}; + +&i2c0 { + status = "okay"; + + isl9305: isl9305@68 { + compatible = "isil,isl9305"; + reg = <0x68>; + + regulators { + dcd1 { + regulator-name = "VDD_DSP"; + regulator-always-on; + }; + dcd2 { + regulator-name = "1P35V"; + regulator-always-on; + }; + ldo1 { + regulator-name = "VDD_ADJ"; + }; + ldo2 { + regulator-name = "VDD_GPIO"; + regulator-always-on; + }; + }; + }; +}; + +&sdhci1 { + u-boot,dm-pre-reloc; + status = "okay"; +}; + +&uart1 { + u-boot,dm-pre-reloc; + status = "okay"; +}; + +&qspi { + u-boot,dm-pre-reloc; + status = "okay"; +}; diff --git a/configs/zynq_parallella_defconfig b/configs/zynq_parallella_defconfig new file mode 100644 index 0000000..fe05c82 --- /dev/null +++ b/configs/zynq_parallella_defconfig @@ -0,0 +1,36 @@ +CONFIG_ARM=y +CONFIG_SYS_CONFIG_NAME="zynq_parallella" +CONFIG_ARCH_ZYNQ=y +CONFIG_DEFAULT_DEVICE_TREE="zynq-parallella" +CONFIG_SPL=y +CONFIG_FIT=y +CONFIG_FIT_VERBOSE=y +CONFIG_FIT_SIGNATURE=y +CONFIG_HUSH_PARSER=y +CONFIG_SYS_PROMPT="Parallella> " +# CONFIG_CMD_IMLS is not set +# CONFIG_CMD_FLASH is not set +CONFIG_CMD_MMC=y +CONFIG_CMD_SF=y +CONFIG_CMD_GPIO=y +# CONFIG_CMD_SETEXPR is not set +CONFIG_CMD_TFTPPUT=y +CONFIG_CMD_DHCP=y +CONFIG_CMD_MII=y +CONFIG_CMD_PING=y +CONFIG_CMD_CACHE=y +CONFIG_CMD_EXT2=y +CONFIG_CMD_EXT4=y +CONFIG_CMD_EXT4_WRITE=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_NET_RANDOM_ETHADDR=y +CONFIG_SPL_DM_SEQ_ALIAS=y +CONFIG_ZYNQ_SDHCI=y +CONFIG_SPI_FLASH=y +CONFIG_SPI_FLASH_BAR=y +CONFIG_SPI_FLASH_SPANSION=y +CONFIG_SPI_FLASH_STMICRO=y +CONFIG_SPI_FLASH_WINBOND=y +CONFIG_ZYNQ_GEM=y +CONFIG_ZYNQ_QSPI=y diff --git a/include/configs/zynq_parallella.h b/include/configs/zynq_parallella.h new file mode 100644 index 0000000..f7d17b8 --- /dev/null +++ b/include/configs/zynq_parallella.h @@ -0,0 +1,17 @@ +/* + * (C) Copyright 2016 Nathan Rossi + * + * Configuration for Adapteva Parallella Board + * See zynq-common.h for Zynq common configs + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_ZYNQ_PARALLELLA_H +#define __CONFIG_ZYNQ_PARALLELLA_H + +#define CONFIG_SYS_NO_FLASH + +#include <configs/zynq-common.h> + +#endif /* __CONFIG_ZYNQ_PARALLELLA_H */