Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755284AbdCaJBa (ORCPT ); Fri, 31 Mar 2017 05:01:30 -0400 Received: from mailapp01.imgtec.com ([195.59.15.196]:41442 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755044AbdCaJBF (ORCPT ); Fri, 31 Mar 2017 05:01:05 -0400 From: Zubair Lutfullah Kakakhel To: , CC: , Subject: [PATCH 1/2] MIPS: generic: Add support for MIPSfpga Date: Fri, 31 Mar 2017 10:00:41 +0100 Message-ID: <20170331090042.29168-2-Zubair.Kakakhel@imgtec.com> X-Mailer: git-send-email 2.10.2 In-Reply-To: <20170331090042.29168-1-Zubair.Kakakhel@imgtec.com> References: <20170331090042.29168-1-Zubair.Kakakhel@imgtec.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [192.168.154.45] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3321 Lines: 116 Add support for the MIPSfpga platform to generic kernel. Signed-off-by: Zubair Lutfullah Kakakhel --- arch/mips/boot/dts/xilfpga/Makefile | 2 +- arch/mips/boot/dts/xilfpga/nexys4ddr.dts | 8 ++++++++ arch/mips/configs/generic/board-xilfpga.config | 19 +++++++++++++++++++ arch/mips/generic/Kconfig | 6 ++++++ arch/mips/generic/vmlinux.its.S | 25 +++++++++++++++++++++++++ 5 files changed, 59 insertions(+), 1 deletion(-) create mode 100644 arch/mips/configs/generic/board-xilfpga.config diff --git a/arch/mips/boot/dts/xilfpga/Makefile b/arch/mips/boot/dts/xilfpga/Makefile index 913a752..bbf8fb6 100644 --- a/arch/mips/boot/dts/xilfpga/Makefile +++ b/arch/mips/boot/dts/xilfpga/Makefile @@ -1,4 +1,4 @@ -dtb-$(CONFIG_XILFPGA_NEXYS4DDR) += nexys4ddr.dtb +dtb-$(CONFIG_FIT_IMAGE_FDT_XILFPGA) += nexys4ddr.dtb obj-y += $(patsubst %.dtb, %.dtb.o, $(dtb-y)) diff --git a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts index 09a62f2..8050e84 100644 --- a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts +++ b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts @@ -4,6 +4,14 @@ / { compatible = "digilent,nexys4ddr"; + + aliases { + serial0 = &axi_uart16550; + }; + chosen { + bootargs = "console=ttyS0,115200"; + stdout-path = "serial0:115200n8"; + }; memory { device_type = "memory"; diff --git a/arch/mips/configs/generic/board-xilfpga.config b/arch/mips/configs/generic/board-xilfpga.config new file mode 100644 index 0000000..786d387 --- /dev/null +++ b/arch/mips/configs/generic/board-xilfpga.config @@ -0,0 +1,19 @@ +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_OF_PLATFORM=y +CONFIG_GPIO_SYSFS=y +CONFIG_GPIO_XILINX=y +CONFIG_PANIC_ON_OOPS=y +CONFIG_FIT_IMAGE_FDT_XILFPGA=y +CONFIG_I2C=y +CONFIG_I2C_CHARDEV=y +CONFIG_I2C_XILINX=y +CONFIG_SENSORS_ADT7410=y +CONFIG_TMPFS=y +CONFIG_NET=y +CONFIG_PACKET=y +CONFIG_UNIX=y +CONFIG_INET=y +CONFIG_NETDEVICES=y +CONFIG_XILINX_EMACLITE=y +CONFIG_SMSC_PHY=y diff --git a/arch/mips/generic/Kconfig b/arch/mips/generic/Kconfig index a606b3f..26201e2 100644 --- a/arch/mips/generic/Kconfig +++ b/arch/mips/generic/Kconfig @@ -16,4 +16,10 @@ config LEGACY_BOARD_SEAD3 Enable this to include support for booting on MIPS SEAD-3 FPGA-based development boards, which boot using a legacy boot protocol. +config FIT_IMAGE_FDT_XILFPGA + bool "Include FDT for Xilfpga" + help + Enable this to include the FDT for the MIPSfpga platform + from Imagination Technologies in the FIT kernel image. + endif diff --git a/arch/mips/generic/vmlinux.its.S b/arch/mips/generic/vmlinux.its.S index f67fbf1..b2daa7e 100644 --- a/arch/mips/generic/vmlinux.its.S +++ b/arch/mips/generic/vmlinux.its.S @@ -29,3 +29,28 @@ }; }; }; + +#ifdef CONFIG_FIT_IMAGE_FDT_XILFPGA +/ { + images { + fdt@xilfpga { + description = "MIPSfpga (xilfpga) Device Tree"; + data = /incbin/("boot/dts/xilfpga/nexys4ddr.dtb"); + type = "flat_dt"; + arch = "mips"; + compression = "none"; + hash@0 { + algo = "sha1"; + }; + }; + }; + + configurations { + conf@xilfpga { + description = "MIPSfpga Linux kernel"; + kernel = "kernel@0"; + fdt = "fdt@xilfpga"; + }; + }; +}; +#endif /* CONFIG_FIT_IMAGE_FDT_XILFPGA */ -- 2.10.2