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mips: mscc: build FIT image for Ocelot 

Ocelot now has a u-boot port, allow building FIT images instead of relying
on the legacy detection and builtin DTB.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Reviewed-by: James Hogan <jhogan@kernel.org>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/19632/
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
This commit is contained in:
Alexandre Belloni 2018-06-26 13:57:11 +02:00 committed by Paul Burton
parent 840267e446
commit d5be4aeb5b
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GPG Key ID: 3EA79FACB57500DD
4 changed files with 35 additions and 3 deletions
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2
arch/mips/boot/dts/mscc/Makefile
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@ -1,3 +1,3 @@
dtb-$(CONFIG_LEGACY_BOARD_OCELOT) += ocelot_pcb123.dtb
dtb-$(CONFIG_MSCC_OCELOT) += ocelot_pcb123.dtb
obj-$(CONFIG_BUILTIN_DTB) += $(addsuffix .o, $(dtb-y))

12
arch/mips/generic/Kconfig
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@ -35,13 +35,13 @@ config LEGACY_BOARD_OCELOT
depends on LEGACY_BOARD_SEAD3=n
select LEGACY_BOARDS
select MSCC_OCELOT
select SYS_HAS_EARLY_PRINTK
select USE_GENERIC_EARLY_PRINTK_8250
config MSCC_OCELOT
bool
select GPIOLIB
select MSCC_OCELOT_IRQ
select SYS_HAS_EARLY_PRINTK
select USE_GENERIC_EARLY_PRINTK_8250
comment "FIT/UHI Boards"
@ -65,6 +65,14 @@ config FIT_IMAGE_FDT_XILFPGA
Enable this to include the FDT for the MIPSfpga platform
from Imagination Technologies in the FIT kernel image.
config FIT_IMAGE_FDT_OCELOT_PCB123
bool "Include FDT for Microsemi Ocelot PCB123"
select MSCC_OCELOT
help
Enable this to include the FDT for the Ocelot PCB123 platform
from Microsemi in the FIT kernel image.
This requires u-boot on the platform.
config VIRT_BOARD_RANCHU
bool "Support Ranchu platform for Android emulator"
help

1
arch/mips/generic/Platform
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@ -16,4 +16,5 @@ all-$(CONFIG_MIPS_GENERIC) := vmlinux.gz.itb
its-y := vmlinux.its.S
its-$(CONFIG_FIT_IMAGE_FDT_BOSTON) += board-boston.its.S
its-$(CONFIG_FIT_IMAGE_FDT_NI169445) += board-ni169445.its.S
its-$(CONFIG_FIT_IMAGE_FDT_OCELOT_PCB123) += board-ocelot_pcb123.its.S
its-$(CONFIG_FIT_IMAGE_FDT_XILFPGA) += board-xilfpga.its.S

23
arch/mips/generic/board-ocelot_pcb123.its.S Normal file
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@ -0,0 +1,23 @@
/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
/ {
images {
fdt@ocelot_pcb123 {
description = "MSCC Ocelot PCB123 Device Tree";
data = /incbin/("boot/dts/mscc/ocelot_pcb123.dtb");
type = "flat_dt";
arch = "mips";
compression = "none";
hash@0 {
algo = "sha1";
};
};
};
configurations {
conf@ocelot_pcb123 {
description = "Ocelot Linux kernel";
kernel = "kernel@0";
fdt = "fdt@ocelot_pcb123";
};
};
};