diff options
8 files changed, 465 insertions, 0 deletions
diff --git a/target/linux/octeon/Makefile b/target/linux/octeon/Makefile index e96218fbf8..beb3e5436a 100644 --- a/target/linux/octeon/Makefile +++ b/target/linux/octeon/Makefile @@ -11,6 +11,7 @@ FEATURES:=squashfs ramdisk pci usb CPU_TYPE:=octeonplus KERNEL_PATCHVER:=5.10 +KERNEL_TESTING_PATCHVER:=5.15 define Target/Description Build firmware images for Cavium Networks Octeon-based boards. diff --git a/target/linux/octeon/config-5.15 b/target/linux/octeon/config-5.15 new file mode 100644 index 0000000000..30707f1e8b --- /dev/null +++ b/target/linux/octeon/config-5.15 @@ -0,0 +1,266 @@ +CONFIG_64BIT=y +CONFIG_AF_UNIX_OOB=y +CONFIG_AHCI_OCTEON=y +CONFIG_ARCH_DMA_ADDR_T_64BIT=y +CONFIG_ARCH_HIBERNATION_POSSIBLE=y +CONFIG_ARCH_KEEP_MEMBLOCK=y +CONFIG_ARCH_MMAP_RND_BITS=12 +CONFIG_ARCH_MMAP_RND_BITS_MAX=18 +CONFIG_ARCH_MMAP_RND_BITS_MIN=12 +CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=15 +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SUSPEND_POSSIBLE=y +CONFIG_ATA=y +CONFIG_BINARY_PRINTF=y +CONFIG_BLK_DEV_LOOP=y +CONFIG_BLK_DEV_SD=y +CONFIG_BLK_MQ_PCI=y +CONFIG_BUILTIN_DTB=y +CONFIG_CAVIUM_CN63XXP1=y +CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE=0 +CONFIG_CAVIUM_OCTEON_LOCK_L2=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_EXCEPTION=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_INTERRUPT=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_LOW_LEVEL_INTERRUPT=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_MEMCPY=y +CONFIG_CAVIUM_OCTEON_LOCK_L2_TLB=y +CONFIG_CAVIUM_OCTEON_SOC=y +CONFIG_CEVT_R4K=y +CONFIG_CLONE_BACKWARDS=y +# CONFIG_COMMON_CLK is not set +CONFIG_COMPAT_32BIT_TIME=y +CONFIG_CPU_BIG_ENDIAN=y +CONFIG_CPU_CAVIUM_OCTEON=y +CONFIG_CPU_GENERIC_DUMP_TLB=y +CONFIG_CPU_HAS_DIEI=y +CONFIG_CPU_HAS_PREFETCH=y +CONFIG_CPU_HAS_RIXI=y +CONFIG_CPU_HAS_SYNC=y +# CONFIG_CPU_LITTLE_ENDIAN is not set +CONFIG_CPU_MIPS64=y +CONFIG_CPU_MIPSR2=y +CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS=y +CONFIG_CPU_R4K_FPU=y +CONFIG_CPU_RMAP=y +CONFIG_CPU_SUPPORTS_64BIT_KERNEL=y +CONFIG_CPU_SUPPORTS_HIGHMEM=y +CONFIG_CPU_SUPPORTS_HUGEPAGES=y +CONFIG_CRAMFS=y +CONFIG_CRC16=y +CONFIG_CRYPTO_CRC32=y +CONFIG_CRYPTO_CRC32C=y +CONFIG_CRYPTO_LIB_POLY1305_RSIZE=2 +# CONFIG_CRYPTO_MD5_OCTEON is not set +CONFIG_CRYPTO_RNG2=y +# CONFIG_CRYPTO_SHA1_OCTEON is not set +# CONFIG_CRYPTO_SHA256_OCTEON is not set +# CONFIG_CRYPTO_SHA512_OCTEON is not set +CONFIG_DNOTIFY=y +CONFIG_DTC=y +CONFIG_EARLY_PRINTK=y +CONFIG_EDAC=y +CONFIG_EDAC_ATOMIC_SCRUB=y +# CONFIG_EDAC_DEBUG is not set +CONFIG_EDAC_LEGACY_SYSFS=y +CONFIG_EDAC_OCTEON_L2C=y +CONFIG_EDAC_OCTEON_LMC=y +CONFIG_EDAC_OCTEON_PC=y +CONFIG_EDAC_OCTEON_PCI=y +CONFIG_EDAC_SUPPORT=y +CONFIG_EXT4_FS=y +CONFIG_F2FS_FS=y +CONFIG_FAT_FS=y +CONFIG_FIXED_PHY=y +CONFIG_FRAME_WARN=2048 +CONFIG_FS_IOMAP=y +CONFIG_FS_MBCACHE=y +CONFIG_FWNODE_MDIO=y +CONFIG_FW_LOADER_PAGED_BUF=y +CONFIG_GENERIC_ALLOCATOR=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_GENERIC_CMOS_UPDATE=y +CONFIG_GENERIC_CPU_AUTOPROBE=y +CONFIG_GENERIC_FIND_FIRST_BIT=y +CONFIG_GENERIC_GETTIMEOFDAY=y +CONFIG_GENERIC_IOMAP=y +CONFIG_GENERIC_IRQ_SHOW=y +CONFIG_GENERIC_LIB_ASHLDI3=y +CONFIG_GENERIC_LIB_ASHRDI3=y +CONFIG_GENERIC_LIB_CMPDI2=y +CONFIG_GENERIC_LIB_LSHRDI3=y +CONFIG_GENERIC_LIB_UCMPDI2=y +CONFIG_GENERIC_PCI_IOMAP=y +CONFIG_GENERIC_SMP_IDLE_THREAD=y +CONFIG_GENERIC_TIME_VSYSCALL=y +CONFIG_GLOB=y +CONFIG_GPIOLIB=y +CONFIG_GPIO_CDEV=y +CONFIG_GPIO_OCTEON=y +CONFIG_GRO_CELLS=y +CONFIG_HANDLE_DOMAIN_IRQ=y +CONFIG_HARDWARE_WATCHPOINTS=y +CONFIG_HAS_DMA=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT_MAP=y +CONFIG_HW_RANDOM=y +CONFIG_HW_RANDOM_OCTEON=y +CONFIG_HZ_PERIODIC=y +CONFIG_I2C=y +CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_OCTEON=y +CONFIG_IMAGE_CMDLINE_HACK=y +CONFIG_INITRAMFS_SOURCE="" +CONFIG_IRQCHIP=y +CONFIG_IRQ_DOMAIN=y +CONFIG_IRQ_FORCED_THREADING=y +CONFIG_IRQ_WORK=y +CONFIG_JBD2=y +CONFIG_LIBFDT=y +CONFIG_LOCK_DEBUGGING_SUPPORT=y +CONFIG_LTO_NONE=y +CONFIG_MDIO_BUS=y +CONFIG_MDIO_CAVIUM=y +CONFIG_MDIO_DEVICE=y +CONFIG_MDIO_DEVRES=y +CONFIG_MDIO_OCTEON=y +CONFIG_MEMFD_CREATE=y +CONFIG_MIGRATION=y +CONFIG_MIPS=y +# CONFIG_MIPS32_N32 is not set +# CONFIG_MIPS32_O32 is not set +CONFIG_MIPS_ASID_BITS=8 +CONFIG_MIPS_ASID_SHIFT=0 +# CONFIG_MIPS_CMDLINE_DTB_EXTEND is not set +CONFIG_MIPS_CMDLINE_FROM_BOOTLOADER=y +# CONFIG_MIPS_CMDLINE_FROM_DTB is not set +CONFIG_MIPS_EBPF_JIT=y +CONFIG_MIPS_ELF_APPENDED_DTB=y +CONFIG_MIPS_FP_SUPPORT=y +CONFIG_MIPS_L1_CACHE_SHIFT=7 +CONFIG_MIPS_L1_CACHE_SHIFT_7=y +CONFIG_MIPS_LD_CAN_LINK_VDSO=y +# CONFIG_MIPS_NO_APPENDED_DTB is not set +CONFIG_MIPS_NR_CPU_NR_MAP=1024 +CONFIG_MIPS_NR_CPU_NR_MAP_1024=y +CONFIG_MIPS_PGD_C0_CONTEXT=y +# CONFIG_MIPS_RAW_APPENDED_DTB is not set +CONFIG_MIPS_SPRAM=y +# CONFIG_MIPS_VA_BITS_48 is not set +CONFIG_MMC=y +CONFIG_MMC_BLOCK=y +CONFIG_MMC_CAVIUM_OCTEON=y +CONFIG_MODULES_USE_ELF_REL=y +CONFIG_MODULES_USE_ELF_RELA=y +# CONFIG_MTD_CFI_INTELEXT is not set +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_SPI_NOR=y +CONFIG_MTD_SPI_NOR_USE_4K_SECTORS=y +CONFIG_NEED_DMA_MAP_STATE=y +CONFIG_NET_DEVLINK=y +CONFIG_NET_DSA=y +CONFIG_NET_FLOW_LIMIT=y +CONFIG_NET_SELFTESTS=y +CONFIG_NET_SOCK_MSG=y +CONFIG_NET_SWITCHDEV=y +CONFIG_NLS=y +CONFIG_NLS_CODEPAGE_437=y +CONFIG_NLS_ISO8859_1=y +CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y +CONFIG_NR_CPUS=16 +CONFIG_NR_CPUS_DEFAULT_64=y +CONFIG_NVMEM=y +CONFIG_OCTEON_ETHERNET=y +CONFIG_OCTEON_ILM=y +CONFIG_OCTEON_MGMT_ETHERNET=y +CONFIG_OCTEON_USB=y +CONFIG_OCTEON_WDT=y +CONFIG_OF=y +CONFIG_OF_ADDRESS=y +CONFIG_OF_EARLY_FLATTREE=y +CONFIG_OF_FLATTREE=y +CONFIG_OF_GPIO=y +CONFIG_OF_IRQ=y +CONFIG_OF_KOBJ=y +CONFIG_OF_MDIO=y +CONFIG_PADATA=y +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_PATA_OCTEON_CF=y +CONFIG_PATA_TIMINGS=y +CONFIG_PCI=y +CONFIG_PCIEAER=y +CONFIG_PCIEPORTBUS=y +CONFIG_PCI_DOMAINS=y +CONFIG_PCI_DRIVERS_LEGACY=y +CONFIG_PERF_USE_VMALLOC=y +CONFIG_PGTABLE_LEVELS=3 +CONFIG_PHYLIB=y +CONFIG_PHYLINK=y +CONFIG_PHYS_ADDR_T_64BIT=y +CONFIG_POSIX_MQUEUE=y +CONFIG_POSIX_MQUEUE_SYSCTL=y +CONFIG_PTP_1588_CLOCK_OPTIONAL=y +CONFIG_QUEUED_RWLOCKS=y +CONFIG_QUEUED_SPINLOCKS=y +CONFIG_RAS=y +CONFIG_RELAY=y +CONFIG_RFS_ACCEL=y +CONFIG_RPS=y +CONFIG_SATA_AHCI_PLATFORM=y +CONFIG_SATA_HOST=y +CONFIG_SCSI=y +CONFIG_SCSI_COMMON=y +CONFIG_SECCOMP=y +CONFIG_SECCOMP_FILTER=y +CONFIG_SERIAL_8250_DW=y +CONFIG_SERIAL_8250_DWLIB=y +CONFIG_SERIAL_MCTRL_GPIO=y +CONFIG_SG_POOL=y +CONFIG_SMP=y +CONFIG_SOCK_RX_QUEUE_MAPPING=y +CONFIG_SPARSEMEM=y +CONFIG_SPARSEMEM_STATIC=y +CONFIG_SPI=y +CONFIG_SPI_MASTER=y +CONFIG_SPI_MEM=y +CONFIG_SPI_OCTEON=y +CONFIG_SRCU=y +CONFIG_SWIOTLB=y +CONFIG_SWPHY=y +CONFIG_SYSCTL_EXCEPTION_TRACE=y +CONFIG_SYS_HAS_CPU_CAVIUM_OCTEON=y +CONFIG_SYS_HAS_EARLY_PRINTK=y +CONFIG_SYS_SUPPORTS_64BIT_KERNEL=y +CONFIG_SYS_SUPPORTS_ARBIT_HZ=y +CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y +CONFIG_SYS_SUPPORTS_HOTPLUG_CPU=y +CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y +CONFIG_SYS_SUPPORTS_RELOCATABLE=y +CONFIG_SYS_SUPPORTS_SMP=y +CONFIG_TARGET_ISA_REV=2 +CONFIG_TICK_CPU_ACCOUNTING=y +CONFIG_TREE_RCU=y +CONFIG_TREE_SRCU=y +CONFIG_USB=y +CONFIG_USB_COMMON=y +CONFIG_USB_EHCI_BIG_ENDIAN_MMIO=y +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_EHCI_HCD_PLATFORM=y +# CONFIG_USB_OCTEON_EHCI is not set +# CONFIG_USB_OCTEON_OHCI is not set +CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y +CONFIG_USB_OHCI_HCD=y +CONFIG_USB_OHCI_HCD_PLATFORM=y +CONFIG_USB_STORAGE=y +CONFIG_USB_SUPPORT=y +CONFIG_USB_XHCI_HCD=y +CONFIG_USB_XHCI_PLATFORM=y +CONFIG_USE_OF=y +CONFIG_VFAT_FS=y +CONFIG_VITESSE_PHY=y +CONFIG_VM_EVENT_COUNTERS=y +CONFIG_WATCHDOG_CORE=y +CONFIG_WEAK_ORDERING=y +CONFIG_XPS=y +CONFIG_ZLIB_INFLATE=y +CONFIG_ZONE_DMA32=y diff --git a/target/linux/octeon/patches-5.15/100-ubnt_edgerouter2_support.patch b/target/linux/octeon/patches-5.15/100-ubnt_edgerouter2_support.patch new file mode 100644 index 0000000000..606debda7f --- /dev/null +++ b/target/linux/octeon/patches-5.15/100-ubnt_edgerouter2_support.patch @@ -0,0 +1,11 @@ +--- a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c ++++ b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c +@@ -174,6 +174,8 @@ int cvmx_helper_board_get_mii_address(in + return 7 - ipd_port; + else + return -1; ++ case CVMX_BOARD_TYPE_UBNT_E200: ++ return -1; + case CVMX_BOARD_TYPE_KONTRON_S1901: + if (ipd_port == CVMX_HELPER_BOARD_MGMT_IPD_PORT) + return 1; diff --git a/target/linux/octeon/patches-5.15/110-er200-ethernet_probe_order.patch b/target/linux/octeon/patches-5.15/110-er200-ethernet_probe_order.patch new file mode 100644 index 0000000000..133e167d2c --- /dev/null +++ b/target/linux/octeon/patches-5.15/110-er200-ethernet_probe_order.patch @@ -0,0 +1,34 @@ +--- a/drivers/staging/octeon/ethernet.c ++++ b/drivers/staging/octeon/ethernet.c +@@ -676,6 +676,7 @@ static int cvm_oct_probe(struct platform + int interface; + int fau = FAU_NUM_PACKET_BUFFERS_TO_FREE; + int qos; ++ int i; + struct device_node *pip; + int mtu_overhead = ETH_HLEN + ETH_FCS_LEN; + +@@ -797,13 +798,19 @@ static int cvm_oct_probe(struct platform + } + + num_interfaces = cvmx_helper_get_number_of_interfaces(); +- for (interface = 0; interface < num_interfaces; interface++) { +- cvmx_helper_interface_mode_t imode = +- cvmx_helper_interface_get_mode(interface); +- int num_ports = cvmx_helper_ports_on_interface(interface); ++ for (i = 0; i < num_interfaces; i++) { ++ cvmx_helper_interface_mode_t imode; ++ int interface; ++ int num_ports; + int port; + int port_index; + ++ interface = i; ++ if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_UBNT_E200) ++ interface = num_interfaces - (i + 1); ++ ++ num_ports = cvmx_helper_ports_on_interface(interface); ++ imode = cvmx_helper_interface_get_mode(interface); + for (port_index = 0, + port = cvmx_helper_get_ipd_port(interface, 0); + port < cvmx_helper_get_ipd_port(interface, num_ports); diff --git a/target/linux/octeon/patches-5.15/120-cmdline-hack.patch b/target/linux/octeon/patches-5.15/120-cmdline-hack.patch new file mode 100644 index 0000000000..7e9ed9d29b --- /dev/null +++ b/target/linux/octeon/patches-5.15/120-cmdline-hack.patch @@ -0,0 +1,47 @@ +--- a/arch/mips/cavium-octeon/setup.c ++++ b/arch/mips/cavium-octeon/setup.c +@@ -650,6 +650,35 @@ void octeon_user_io_init(void) + write_c0_derraddr1(0); + } + ++#ifdef CONFIG_IMAGE_CMDLINE_HACK ++extern char __image_cmdline[]; ++ ++static int __init octeon_use_image_cmdline(void) ++{ ++ char *p = __image_cmdline; ++ int replace = 0; ++ ++ if (*p == '-') { ++ replace = 1; ++ p++; ++ } ++ ++ if (*p == '\0') ++ return 0; ++ ++ if (replace) { ++ strlcpy(arcs_cmdline, p, sizeof(arcs_cmdline)); ++ } else { ++ strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline)); ++ strlcat(arcs_cmdline, p, sizeof(arcs_cmdline)); ++ } ++ ++ return 1; ++} ++#else ++static inline int octeon_use_image_cmdline(void) { return 0; } ++#endif ++ + /** + * prom_init - Early entry point for arch setup + */ +@@ -873,6 +902,8 @@ void __init prom_init(void) + } + } + ++ octeon_use_image_cmdline(); ++ + if (strstr(arcs_cmdline, "console=") == NULL) { + if (octeon_uart == 1) + strcat(arcs_cmdline, " console=ttyS1,115200"); diff --git a/target/linux/octeon/patches-5.15/130-add_itus_support.patch b/target/linux/octeon/patches-5.15/130-add_itus_support.patch new file mode 100644 index 0000000000..8efaec4a28 --- /dev/null +++ b/target/linux/octeon/patches-5.15/130-add_itus_support.patch @@ -0,0 +1,42 @@ +--- a/arch/mips/cavium-octeon/octeon-platform.c ++++ b/arch/mips/cavium-octeon/octeon-platform.c +@@ -773,7 +773,7 @@ int __init octeon_prune_device_tree(void + if (fdt_check_header(initial_boot_params)) + panic("Corrupt Device Tree."); + +- WARN(octeon_bootinfo->board_type == CVMX_BOARD_TYPE_CUST_DSR1000N, ++ WARN(octeon_bootinfo->board_type == CVMX_BOARD_TYPE_ITUS_SHIELD, + "Built-in DTB booting is deprecated on %s. Please switch to use appended DTB.", + cvmx_board_type_to_string(octeon_bootinfo->board_type)); + +--- a/arch/mips/include/asm/octeon/cvmx-bootinfo.h ++++ b/arch/mips/include/asm/octeon/cvmx-bootinfo.h +@@ -297,7 +297,7 @@ enum cvmx_board_types_enum { + CVMX_BOARD_TYPE_UBNT_E100 = 20002, + CVMX_BOARD_TYPE_UBNT_E200 = 20003, + CVMX_BOARD_TYPE_UBNT_E220 = 20005, +- CVMX_BOARD_TYPE_CUST_DSR1000N = 20006, ++ CVMX_BOARD_TYPE_ITUS_SHIELD = 20006, + CVMX_BOARD_TYPE_UBNT_E300 = 20300, + CVMX_BOARD_TYPE_KONTRON_S1901 = 21901, + CVMX_BOARD_TYPE_CUST_PRIVATE_MAX = 30000, +@@ -401,7 +401,7 @@ static inline const char *cvmx_board_typ + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E100) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E200) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E220) +- ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_DSR1000N) ++ ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_ITUS_SHIELD) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_UBNT_E300) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_KONTRON_S1901) + ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MAX) +--- a/arch/mips/pci/pci-octeon.c ++++ b/arch/mips/pci/pci-octeon.c +@@ -211,7 +211,7 @@ const char *octeon_get_pci_interrupts(vo + return "AAABAAAAAAAAAAAAAAAAAAAAAAAAAAAA"; + case CVMX_BOARD_TYPE_BBGW_REF: + return "AABCD"; +- case CVMX_BOARD_TYPE_CUST_DSR1000N: ++ case CVMX_BOARD_TYPE_ITUS_SHIELD: + return "CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC"; + case CVMX_BOARD_TYPE_THUNDER: + case CVMX_BOARD_TYPE_EBH3000: diff --git a/target/linux/octeon/patches-5.15/700-allocate_interface_by_label.patch b/target/linux/octeon/patches-5.15/700-allocate_interface_by_label.patch new file mode 100644 index 0000000000..e4dc3f96e5 --- /dev/null +++ b/target/linux/octeon/patches-5.15/700-allocate_interface_by_label.patch @@ -0,0 +1,37 @@ +From: Roman Kuzmitskii <damex.pp@icloud.com> +Date: Wed, 28 Oct 2020 19:00:00 +0000 +Subject: [PATCH] staging: octeon: add net-labels support + +With this patch, device name can be set within dts file +in the same way as dsa port can. + +Add label to pip interface node to use this feature: +label = "lan0"; + +Tested-by: Johannes Kimmel <fff@bareminimum.eu> +Signed-off-by: Roman Kuzmitskii <damex.pp@icloud.com> +--- a/drivers/staging/octeon/ethernet.c ++++ b/drivers/staging/octeon/ethernet.c +@@ -407,8 +407,12 @@ static int cvm_oct_common_set_mac_addres + int cvm_oct_common_init(struct net_device *dev) + { + struct octeon_ethernet *priv = netdev_priv(dev); ++ const u8 *label = NULL; + int ret; + ++ if (priv->of_node) ++ label = of_get_property(priv->of_node, "label", NULL); ++ + ret = of_get_mac_address(priv->of_node, dev->dev_addr); + if (ret) + eth_hw_addr_random(dev); +@@ -441,6 +445,9 @@ int cvm_oct_common_init(struct net_devic + if (dev->netdev_ops->ndo_stop) + dev->netdev_ops->ndo_stop(dev); + ++ if (!IS_ERR_OR_NULL(label)) ++ dev_alloc_name(dev, label); ++ + return 0; + } + diff --git a/target/linux/octeon/patches-5.15/701-honor_sgmii_node_device_tree_status.patch b/target/linux/octeon/patches-5.15/701-honor_sgmii_node_device_tree_status.patch new file mode 100644 index 0000000000..fdfbc233ab --- /dev/null +++ b/target/linux/octeon/patches-5.15/701-honor_sgmii_node_device_tree_status.patch @@ -0,0 +1,27 @@ +From: Roman Kuzmitskii <damex.pp@icloud.com> +Date: Sun, 01 Nov 2020 19:00:00 +0000 +Subject: [PATCH] staging: octeon: sgmii to honor disabled dt node status + +With this patch, sgmii interface device tree node could be disabled and +that disabled interface will not be unnecessarily initialized. + +It solves the problem with Octeon boards that have 8 sgmii or more ports +initialized but have nothing connected to them. + +Tested-by: Johannes Kimmel <fff@bareminimum.eu> +Signed-off-by: Roman Kuzmitskii <damex.pp@icloud.com> +--- a/drivers/staging/octeon/ethernet.c ++++ b/drivers/staging/octeon/ethernet.c +@@ -877,8 +877,10 @@ static int cvm_oct_probe(struct platform + + case CVMX_HELPER_INTERFACE_MODE_SGMII: + priv->phy_mode = PHY_INTERFACE_MODE_SGMII; +- dev->netdev_ops = &cvm_oct_sgmii_netdev_ops; +- strscpy(dev->name, "eth%d", sizeof(dev->name)); ++ if (of_device_is_available(priv->of_node)) { ++ dev->netdev_ops = &cvm_oct_sgmii_netdev_ops; ++ strscpy(dev->name, "eth%d", sizeof(dev->name)); ++ } + break; + + case CVMX_HELPER_INTERFACE_MODE_SPI: |