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MIPS: generic: Add support for MIPSfpga

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Add support for the MIPSfpga platform to generic kernel.

Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
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 <jhogan@kernel.org>
This commit is contained in:
Zubair Lutfullah Kakakhel 2017-03-31 10:00:41 +01:00 committed by James Hogan
parent 04d8405e71
commit b35565bb16
5 changed files with 59 additions and 1 deletions
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2
arch/mips/boot/dts/xilfpga/Makefile
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@ -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))

8
arch/mips/boot/dts/xilfpga/nexys4ddr.dts
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@ -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>;

22
arch/mips/configs/generic/board-xilfpga.config Normal file
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@ -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

6
arch/mips/generic/Kconfig
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@ -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

22
arch/mips/generic/board-xilfpga.its.S Normal file
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@ -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";
};
};
};