Black Swift is a tiny coin-sized embedded computer based on AR9331 SoC. See http://www.black-swift.com/ for details. See also Black Swift kickstarter page: https://www.kickstarter.com/projects/1133560316/black-swift-tiny-wireless-computer Signed-off-by: Antony Pavlov <antonynpavlov@xxxxxxxxx> --- arch/mips/Makefile | 1 + arch/mips/boards/black-swift/Makefile | 1 + arch/mips/boards/black-swift/board.c | 27 +++++++++++++ .../black-swift/include/board/board_pbl_start.h | 46 ++++++++++++++++++++++ arch/mips/dts/black-swift.dts | 36 +++++++++++++++++ arch/mips/mach-ath79/Kconfig | 5 +++ 6 files changed, 116 insertions(+) diff --git a/arch/mips/Makefile b/arch/mips/Makefile index 6ef2bf7..75761b5 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -80,6 +80,7 @@ board-$(CONFIG_BOARD_NETGEAR_WG102) := netgear-wg102 machine-$(CONFIG_MACH_MIPS_ATH79) := ath79 board-$(CONFIG_BOARD_TPLINK_MR3020) := tplink-mr3020 +board-$(CONFIG_BOARD_BLACK_SWIFT) := black-swift machine-$(CONFIG_MACH_MIPS_BCM47XX) := bcm47xx board-$(CONFIG_BOARD_DLINK_DIR320) := dlink-dir-320 diff --git a/arch/mips/boards/black-swift/Makefile b/arch/mips/boards/black-swift/Makefile new file mode 100644 index 0000000..dcfc293 --- /dev/null +++ b/arch/mips/boards/black-swift/Makefile @@ -0,0 +1 @@ +obj-y += board.o diff --git a/arch/mips/boards/black-swift/board.c b/arch/mips/boards/black-swift/board.c new file mode 100644 index 0000000..2e2ed20 --- /dev/null +++ b/arch/mips/boards/black-swift/board.c @@ -0,0 +1,27 @@ +/* + * Copyright (C) 2015 Antony Pavlov <antonynpavlov@xxxxxxxxx> + * + * This file is part of barebox. + * See file CREDITS for list of people who contributed to this project. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <common.h> +#include <init.h> + +static int model_hostname_init(void) +{ + barebox_set_hostname("black-swift"); + + return 0; +} +postcore_initcall(model_hostname_init); diff --git a/arch/mips/boards/black-swift/include/board/board_pbl_start.h b/arch/mips/boards/black-swift/include/board/board_pbl_start.h new file mode 100644 index 0000000..176491f --- /dev/null +++ b/arch/mips/boards/black-swift/include/board/board_pbl_start.h @@ -0,0 +1,46 @@ +/* + * Copyright (C) 2013, 2015 Antony Pavlov <antonynpavlov@xxxxxxxxx> + * Copyright (C) 2013 Oleksij Rempel <linux@xxxxxxxxxxxxxxxx> + * + * This file is part of barebox. + * See file CREDITS for list of people who contributed to this project. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <asm/pbl_macros.h> +#include <mach/pbl_macros.h> + + .macro board_pbl_start + .set push + .set noreorder + + mips_barebox_10h + + mips_disable_interrupts + + pbl_ar9331_pll + pbl_ar9331_ddr2_config + + /* + * General Purpose I/O Function (GPIO_FUNCTION_1) + * + * SPI_EN (18) enables SPI SPA Interface signals + * in GPIO_2, GPIO_3, GPIO_4 and GPIO_5. + * RES (15) reserved. This bit must be written with 1. + * UART_EN (2) enables UART I/O on GPIO_9 (SIN) and GPIO_10 (SOUT). + */ + pbl_reg_writel 0x48002, 0xb8040028 + + copy_to_link_location pbl_start + + .set pop + .endm diff --git a/arch/mips/dts/black-swift.dts b/arch/mips/dts/black-swift.dts new file mode 100644 index 0000000..db13c73 --- /dev/null +++ b/arch/mips/dts/black-swift.dts @@ -0,0 +1,36 @@ +/dts-v1/; + +#include "ar9331.dtsi" + +/ { + model = "Black Swift"; + compatible = "smartlx,black-swift"; + + memory { + reg = <0x00000000 0x4000000>; + }; +}; + +&serial0 { + status = "okay"; +}; + +&spi { + num-chipselects = <1>; + status = "okay"; + + /* Winbond W25Q128FV SPI flash */ + spiflash: m25p80@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "m25p80"; + spi-max-frequency = <104000000>; + reg = <0>; + }; +}; + +/ { + aliases { + spiflash = &spiflash; + }; +}; diff --git a/arch/mips/mach-ath79/Kconfig b/arch/mips/mach-ath79/Kconfig index f730b37..09855e1 100644 --- a/arch/mips/mach-ath79/Kconfig +++ b/arch/mips/mach-ath79/Kconfig @@ -13,6 +13,11 @@ config BOARD_TPLINK_MR3020 select HAVE_IMAGE_COMPRESSION select HAS_NMON +config BOARD_BLACK_SWIFT + bool "Black Swift" + select HAVE_PBL_IMAGE + select HAVE_IMAGE_COMPRESSION + endchoice endif -- 2.5.0 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
