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authorZubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>2017-03-31 10:00:41 +0100
committerJames Hogan <jhogan@kernel.org>2017-11-08 22:53:44 +0000
commitb35565bb16a55e5b8c5067e891b7b31a4359bda6 (patch)
treef7bea793f61c928161db29b16960447f26be492e
parent04d8405e714e66e52718436eb6eb6e8ba6afb823 (diff)
MIPS: generic: Add support for MIPSfpga
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>
-rw-r--r--arch/mips/boot/dts/xilfpga/Makefile2
-rw-r--r--arch/mips/boot/dts/xilfpga/nexys4ddr.dts8
-rw-r--r--arch/mips/configs/generic/board-xilfpga.config22
-rw-r--r--arch/mips/generic/Kconfig6
-rw-r--r--arch/mips/generic/board-xilfpga.its.S22
5 files changed, 59 insertions, 1 deletions
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";
+ };
+ };
+};