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Message-ID: <20240118155252.397947-15-gregory.clement@bootlin.com>
Date: Thu, 18 Jan 2024 16:52:43 +0100
From: Gregory CLEMENT <gregory.clement@...tlin.com>
To: Paul Burton <paulburton@...nel.org>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
linux-mips@...r.kernel.org,
Jiaxun Yang <jiaxun.yang@...goat.com>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>,
Tawfik Bayouk <tawfik.bayouk@...ileye.com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Théo Lebrun <theo.lebrun@...tlin.com>,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
Gregory CLEMENT <gregory.clement@...tlin.com>
Subject: [PATCH v6 14/15] MIPS: Add support for Mobileye EyeQ5
Introduce support for the MIPS based Mobileye EyeQ5 SoCs.
Signed-off-by: Gregory CLEMENT <gregory.clement@...tlin.com>
---
arch/mips/Kbuild.platforms | 1 +
arch/mips/Kconfig | 62 ++++++++++++++++
arch/mips/configs/eyeq5_defconfig | 109 ++++++++++++++++++++++++++++
arch/mips/mobileye/Kconfig | 12 +++
arch/mips/mobileye/Platform | 16 ++++
arch/mips/mobileye/board-epm5.its.S | 24 ++++++
arch/mips/mobileye/vmlinux.its.S | 32 ++++++++
7 files changed, 256 insertions(+)
create mode 100644 arch/mips/configs/eyeq5_defconfig
create mode 100644 arch/mips/mobileye/Kconfig
create mode 100644 arch/mips/mobileye/Platform
create mode 100644 arch/mips/mobileye/board-epm5.its.S
create mode 100644 arch/mips/mobileye/vmlinux.its.S
diff --git a/arch/mips/Kbuild.platforms b/arch/mips/Kbuild.platforms
index a2311c4bce6a6..5c145b67d3bf4 100644
--- a/arch/mips/Kbuild.platforms
+++ b/arch/mips/Kbuild.platforms
@@ -17,6 +17,7 @@ platform-$(CONFIG_MACH_LOONGSON2EF) += loongson2ef/
platform-$(CONFIG_MACH_LOONGSON32) += loongson32/
platform-$(CONFIG_MACH_LOONGSON64) += loongson64/
platform-$(CONFIG_MIPS_MALTA) += mti-malta/
+platform-$(CONFIG_MACH_EYEQ5) += mobileye/
platform-$(CONFIG_MACH_NINTENDO64) += n64/
platform-$(CONFIG_PIC32MZDA) += pic32/
platform-$(CONFIG_RALINK) += ralink/
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 5549d26448941..e4f624adffee8 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -569,6 +569,68 @@ config MACH_PIC32
Microchip PIC32 is a family of general-purpose 32 bit MIPS core
microcontrollers.
+config MACH_EYEQ5
+ bool "Mobileye EyeQ5 SoC"
+ select MACH_GENERIC_CORE
+ select ARM_AMBA
+ select WEAK_ORDERING
+ select WEAK_REORDERING_BEYOND_LLSC
+ select PHYSICAL_START_BOOL
+ select ARCH_SPARSEMEM_DEFAULT if 64BIT
+ select BOOT_RAW
+ select BUILTIN_DTB
+ select CEVT_R4K
+ select CLKSRC_MIPS_GIC
+ select COMMON_CLK
+ select CPU_MIPSR2_IRQ_EI
+ select CPU_MIPSR2_IRQ_VI
+ select CSRC_R4K
+ select DMA_NONCOHERENT
+ select HAVE_PCI
+ select IRQ_MIPS_CPU
+ select MIPS_AUTO_PFN_OFFSET
+ select MIPS_CPU_SCACHE
+ select MIPS_GIC
+ select MIPS_L1_CACHE_SHIFT_7
+ select PCI_DRIVERS_GENERIC
+ select SMP_UP if SMP
+ select SWAP_IO_SPACE
+ select SYS_HAS_CPU_MIPS64_R6
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select SYS_SUPPORTS_64BIT_KERNEL
+ select SYS_SUPPORTS_BIG_ENDIAN
+ select SYS_SUPPORTS_HIGHMEM
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+ select SYS_SUPPORTS_MICROMIPS
+ select SYS_SUPPORTS_MIPS16
+ select SYS_SUPPORTS_MIPS_CPS
+ select SYS_SUPPORTS_MULTITHREADING
+ select SYS_SUPPORTS_RELOCATABLE
+ select SYS_SUPPORTS_SMARTMIPS
+ select SYS_SUPPORTS_ZBOOT
+ select UHI_BOOT
+ select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
+ select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
+ select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
+ select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
+ select USB_UHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
+ select USB_UHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
+ select USE_OF
+ help
+ Select this to build a kernel supporting EyeQ5 SoC from Mobileye.
+
+ bool
+
+config FIT_IMAGE_FDT_EPM5
+ bool "Include FDT for Mobileye EyeQ5 development platforms"
+ depends on MACH_EYEQ5
+ default n
+ help
+ Enable this to include the FDT for the EyeQ5 development platforms
+ from Mobileye in the FIT kernel image.
+ This requires u-boot on the platform.
+
+
config MACH_NINTENDO64
bool "Nintendo 64 console"
select CEVT_R4K
diff --git a/arch/mips/configs/eyeq5_defconfig b/arch/mips/configs/eyeq5_defconfig
new file mode 100644
index 0000000000000..653fb11b1580d
--- /dev/null
+++ b/arch/mips/configs/eyeq5_defconfig
@@ -0,0 +1,109 @@
+CONFIG_SYSVIPC=y
+CONFIG_NO_HZ_IDLE=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_BPF_SYSCALL=y
+CONFIG_TASKSTATS=y
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_MEMCG=y
+CONFIG_BLK_CGROUP=y
+CONFIG_CFS_BANDWIDTH=y
+CONFIG_RT_GROUP_SCHED=y
+CONFIG_CGROUP_PIDS=y
+CONFIG_CGROUP_FREEZER=y
+CONFIG_CPUSETS=y
+CONFIG_CGROUP_DEVICE=y
+CONFIG_CGROUP_CPUACCT=y
+CONFIG_NAMESPACES=y
+CONFIG_USER_NS=y
+CONFIG_SCHED_AUTOGROUP=y
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_EXPERT=y
+CONFIG_MACH_EYEQ5=y
+CONFIG_FIT_IMAGE_FDT_EPM5=y
+CONFIG_CPU_LITTLE_ENDIAN=y
+CONFIG_64BIT=y
+CONFIG_PAGE_SIZE_16KB=y
+CONFIG_MIPS_CPS=y
+CONFIG_CPU_HAS_MSA=y
+CONFIG_NR_CPUS=16
+CONFIG_JUMP_LABEL=y
+CONFIG_COMPAT_32BIT_TIME=y
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
+CONFIG_TRIM_UNUSED_KSYMS=y
+# CONFIG_COMPAT_BRK is not set
+CONFIG_SPARSEMEM_MANUAL=y
+CONFIG_USERFAULTFD=y
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_UNIX=y
+CONFIG_NET_KEY=y
+CONFIG_INET=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_NETFILTER=y
+CONFIG_CAN=y
+CONFIG_PCI=y
+CONFIG_PCI_MSI=y
+CONFIG_PCI_DEBUG=y
+CONFIG_PCI_ENDPOINT=y
+CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
+CONFIG_CONNECTOR=y
+CONFIG_MTD=y
+CONFIG_MTD_UBI=y
+CONFIG_MTD_UBI_BLOCK=y
+CONFIG_SCSI=y
+CONFIG_NETDEVICES=y
+CONFIG_MACVLAN=y
+CONFIG_IPVLAN=y
+CONFIG_MACB=y
+CONFIG_MARVELL_PHY=y
+CONFIG_MICREL_PHY=y
+CONFIG_CAN_M_CAN=y
+CONFIG_SERIAL_AMBA_PL011=y
+CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
+CONFIG_HW_RANDOM=y
+# CONFIG_PTP_1588_CLOCK is not set
+CONFIG_PINCTRL=y
+CONFIG_MFD_SYSCON=y
+CONFIG_HID_A4TECH=y
+CONFIG_HID_BELKIN=y
+CONFIG_HID_CHERRY=y
+CONFIG_HID_CYPRESS=y
+CONFIG_HID_EZKEY=y
+CONFIG_HID_ITE=y
+CONFIG_HID_KENSINGTON=y
+CONFIG_HID_REDRAGON=y
+CONFIG_HID_MICROSOFT=y
+CONFIG_HID_MONTEREY=y
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+# CONFIG_IOMMU_SUPPORT is not set
+CONFIG_RESET_CONTROLLER=y
+# CONFIG_NVMEM is not set
+CONFIG_EXT4_FS=y
+CONFIG_EXT4_FS_POSIX_ACL=y
+CONFIG_EXT4_FS_SECURITY=y
+CONFIG_FS_ENCRYPTION=y
+CONFIG_FUSE_FS=y
+CONFIG_CUSE=y
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
+CONFIG_UBIFS_FS=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3_ACL=y
+CONFIG_NFS_V4=y
+CONFIG_NFS_V4_1=y
+CONFIG_NFS_V4_2=y
+CONFIG_ROOT_NFS=y
+CONFIG_CRYPTO_CRC32_MIPS=y
+CONFIG_FRAME_WARN=1024
+CONFIG_DEBUG_FS=y
+# CONFIG_RCU_TRACE is not set
+# CONFIG_FTRACE is not set
+CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE="earlycon"
diff --git a/arch/mips/mobileye/Kconfig b/arch/mips/mobileye/Kconfig
new file mode 100644
index 0000000000000..781007542422d
--- /dev/null
+++ b/arch/mips/mobileye/Kconfig
@@ -0,0 +1,12 @@
+# SPDX-License-Identifier: GPL-2.0
+if MACH_EYEQ5
+
+config BOARD_EYEQ5
+ bool "Support EyeQ5 platform"
+ select WEAK_ORDERING
+ select WEAK_REORDERING_BEYOND_LLSC
+ default n
+ help
+ This enables support for EyeQ5 platform.
+
+endif
diff --git a/arch/mips/mobileye/Platform b/arch/mips/mobileye/Platform
new file mode 100644
index 0000000000000..43b6f4644592f
--- /dev/null
+++ b/arch/mips/mobileye/Platform
@@ -0,0 +1,16 @@
+#
+# Copyright (C) 2016 Imagination Technologies
+# Author: Paul Burton <paul.burton@...s.com>
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; either version 2 of the License, or (at your
+# option) any later version.
+#
+
+load-$(CONFIG_MACH_EYEQ5) = 0xa800000808000000
+all-$(CONFIG_MACH_EYEQ5) += vmlinux.gz.itb
+
+its-y := vmlinux.its.S
+its-$(CONFIG_FIT_IMAGE_FDT_EPM5) += board-epm5.its.S
+
diff --git a/arch/mips/mobileye/board-epm5.its.S b/arch/mips/mobileye/board-epm5.its.S
new file mode 100644
index 0000000000000..08e8c4f183d63
--- /dev/null
+++ b/arch/mips/mobileye/board-epm5.its.S
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+/ {
+ images {
+ fdt-mobileye-epm5 {
+ description = "Mobileeye MP5 Device Tree";
+ data = /incbin/("boot/dts/mobileye/eyeq5-epm5.dtb");
+ type = "flat_dt";
+ arch = "mips";
+ compression = "none";
+ hash {
+ algo = "sha1";
+ };
+ };
+ };
+
+ configurations {
+ default = "conf-1";
+ conf-1 {
+ description = "Mobileye EPM5 Linux kernel";
+ kernel = "kernel";
+ fdt = "fdt-mobileye-epm5";
+ };
+ };
+};
diff --git a/arch/mips/mobileye/vmlinux.its.S b/arch/mips/mobileye/vmlinux.its.S
new file mode 100644
index 0000000000000..3e254676540f4
--- /dev/null
+++ b/arch/mips/mobileye/vmlinux.its.S
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/dts-v1/;
+
+/ {
+ description = KERNEL_NAME;
+ #address-cells = <ADDR_CELLS>;
+
+ images {
+ kernel {
+ description = KERNEL_NAME;
+ data = /incbin/(VMLINUX_BINARY);
+ type = "kernel";
+ arch = "mips";
+ os = "linux";
+ compression = VMLINUX_COMPRESSION;
+ load = /bits/ ADDR_BITS <VMLINUX_LOAD_ADDRESS>;
+ entry = /bits/ ADDR_BITS <VMLINUX_ENTRY_ADDRESS>;
+ hash {
+ algo = "sha1";
+ };
+ };
+ };
+
+ configurations {
+ default = "conf-default";
+
+ conf-default {
+ description = "Generic Linux kernel";
+ kernel = "kernel";
+ };
+ };
+};
--
2.43.0
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