From b35565bb16a55e5b8c5067e891b7b31a4359bda6 Mon Sep 17 00:00:00 2001 From: Zubair Lutfullah Kakakhel Date: Fri, 31 Mar 2017 10:00:41 +0100 Subject: MIPS: generic: Add support for MIPSfpga Add support for the MIPSfpga platform to generic kernel. Signed-off-by: Zubair Lutfullah Kakakhel Cc: Ralf Baechle Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/15846/ [jhogan@kernel.org: Use separate board-xilfpga.its.S. Add 32r2 and little endian requires to board-xilfpga.config] Signed-off-by: James Hogan --- arch/mips/boot/dts/xilfpga/Makefile | 2 +- arch/mips/boot/dts/xilfpga/nexys4ddr.dts | 8 ++++++++ arch/mips/configs/generic/board-xilfpga.config | 22 ++++++++++++++++++++++ arch/mips/generic/Kconfig | 6 ++++++ arch/mips/generic/board-xilfpga.its.S | 22 ++++++++++++++++++++++ 5 files changed, 59 insertions(+), 1 deletion(-) create mode 100644 arch/mips/configs/generic/board-xilfpga.config create mode 100644 arch/mips/generic/board-xilfpga.its.S (limited to 'arch/mips') diff --git a/arch/mips/boot/dts/xilfpga/Makefile b/arch/mips/boot/dts/xilfpga/Makefile index 913a752a9ff1..bbf8fb6fe164 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 09a62f2e2f8f..d351356c25b3 100644 --- a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts +++ b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts @@ -5,6 +5,14 @@ / { compatible = "digilent,nexys4ddr"; + aliases { + serial0 = &axi_uart16550; + }; + chosen { + bootargs = "console=ttyS0,115200"; + stdout-path = "serial0:115200n8"; + }; + memory { device_type = "memory"; reg = <0x0 0x08000000>; diff --git a/arch/mips/configs/generic/board-xilfpga.config b/arch/mips/configs/generic/board-xilfpga.config new file mode 100644 index 000000000000..9cce57385b03 --- /dev/null +++ b/arch/mips/configs/generic/board-xilfpga.config @@ -0,0 +1,22 @@ +# require CONFIG_CPU_MIPS32_R2=y +# require CONFIG_CPU_LITTLE_ENDIAN=y + +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 e0436aaf7f38..1f45ba436177 100644 --- a/arch/mips/generic/Kconfig +++ b/arch/mips/generic/Kconfig @@ -42,4 +42,10 @@ config FIT_IMAGE_FDT_NI169445 Enable this to include the FDT for the 169445 platform from National Instruments in the FIT kernel image. +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/board-xilfpga.its.S b/arch/mips/generic/board-xilfpga.its.S new file mode 100644 index 000000000000..a2e773d3f14f --- /dev/null +++ b/arch/mips/generic/board-xilfpga.its.S @@ -0,0 +1,22 @@ +/ { + 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"; + }; + }; +}; -- cgit