octeon: add support for 3.18 kernel

Runtime tested on Ubiquiti EdgeRouter Lite.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43519 3c298f89-4303-0410-b956-a3cf2f4a3e73

4 files changed, 337 insertions, 0 deletions

diff --git a/target/linux/octeon/config-3.18 b/target/linux/octeon/config-3.18
new file mode 100644
index 0000000000..280014c736
--- /dev/null
+++ b/target/linux/octeon/config-3.18
@@ -0,0 +1,252 @@
+CONFIG_64BIT=y
+CONFIG_64BIT_PHYS_ADDR=y
+CONFIG_ARCH_BINFMT_ELF_RANDOMIZE_PIE=y
+CONFIG_ARCH_DISCARD_MEMBLOCK=y
+CONFIG_ARCH_DMA_ADDR_T_64BIT=y
+CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE=y
+# CONFIG_ARCH_HAS_SG_CHAIN is not set
+CONFIG_ARCH_HAVE_CUSTOM_GPIO_H=y
+CONFIG_ARCH_HIBERNATION_POSSIBLE=y
+CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y
+CONFIG_ARCH_MIGHT_HAVE_PC_SERIO=y
+# CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED is not set
+CONFIG_ARCH_PHYS_ADDR_T_64BIT=y
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+CONFIG_ARCH_SPARSEMEM_ENABLE=y
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y
+CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y
+CONFIG_ARCH_WANT_OLD_COMPAT_IPC=y
+# CONFIG_AUDIT_ARCH_COMPAT_GENERIC is not set
+CONFIG_BINFMT_ELF32=y
+CONFIG_BLK_DEV_SD=y
+CONFIG_BLOCK_COMPAT=y
+# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
+CONFIG_BUILTIN_DTB=y
+# CONFIG_CAVIUM_CN63XXP1 is not set
+# CONFIG_CAVIUM_OCTEON_2ND_KERNEL is not set
+CONFIG_CAVIUM_OCTEON_CVMSEG_SIZE=2
+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_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_CEVT_R4K=y
+CONFIG_CLONE_BACKWARDS=y
+CONFIG_COMPAT=y
+CONFIG_COMPAT_BRK=y
+CONFIG_COMPAT_NETLINK_MESSAGES=y
+CONFIG_CPU_BIG_ENDIAN=y
+CONFIG_CPU_CAVIUM_OCTEON=y
+CONFIG_CPU_GENERIC_DUMP_TLB=y
+CONFIG_CPU_HAS_PREFETCH=y
+CONFIG_CPU_HAS_SYNC=y
+CONFIG_CPU_MIPSR2=y
+CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS=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_CRC32C=y
+CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_HASH2=y
+CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_SPINLOCK=y
+CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=120
+CONFIG_DETECT_HUNG_TASK=y
+CONFIG_DEVKMEM=y
+CONFIG_DMA_COHERENT=y
+CONFIG_DNOTIFY=y
+CONFIG_DTC=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_EDAC_SUPPORT=y
+CONFIG_ENABLE_MUST_CHECK=y
+CONFIG_EXT4_FS=y
+CONFIG_FAT_FS=y
+CONFIG_FRAME_WARN=2048
+CONFIG_FS_MBCACHE=y
+CONFIG_GENERIC_CLOCKEVENTS=y
+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
+CONFIG_GENERIC_CMOS_UPDATE=y
+CONFIG_GENERIC_IO=y
+CONFIG_GENERIC_IRQ_SHOW=y
+CONFIG_GENERIC_PCI_IOMAP=y
+CONFIG_GENERIC_SMP_IDLE_THREAD=y
+CONFIG_GPIOLIB=y
+CONFIG_GPIO_DEVRES=y
+CONFIG_GPIO_OCTEON=y
+CONFIG_GPIO_SYSFS=y
+# CONFIG_HAMRADIO is not set
+CONFIG_HARDWARE_WATCHPOINTS=y
+CONFIG_HAS_DMA=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT_MAP=y
+CONFIG_HAVE_64BIT_ALIGNED_ACCESS=y
+CONFIG_HAVE_ARCH_JUMP_LABEL=y
+CONFIG_HAVE_ARCH_KGDB=y
+CONFIG_HAVE_ARCH_SECCOMP_FILTER=y
+CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE=y
+# CONFIG_HAVE_BOOTMEM_INFO_NODE is not set
+CONFIG_HAVE_BPF_JIT=y
+CONFIG_HAVE_CC_STACKPROTECTOR=y
+CONFIG_HAVE_CONTEXT_TRACKING=y
+CONFIG_HAVE_C_RECORDMCOUNT=y
+CONFIG_HAVE_DEBUG_KMEMLEAK=y
+CONFIG_HAVE_DEBUG_STACKOVERFLOW=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_CONTIGUOUS=y
+CONFIG_HAVE_DYNAMIC_FTRACE=y
+CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
+CONFIG_HAVE_IDE=y
+CONFIG_HAVE_MEMBLOCK=y
+CONFIG_HAVE_MEMBLOCK_NODE_MAP=y
+CONFIG_HAVE_MEMORY_PRESENT=y
+CONFIG_HAVE_MOD_ARCH_SPECIFIC=y
+CONFIG_HAVE_NET_DSA=y
+CONFIG_HAVE_OPROFILE=y
+CONFIG_HAVE_PERF_EVENTS=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
+CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
+# CONFIG_HIGH_RES_TIMERS is not set
+CONFIG_HOLES_IN_ZONE=y
+# CONFIG_HUGETLBFS is not set
+CONFIG_HW_HAS_PCI=y
+CONFIG_HW_RANDOM=y
+CONFIG_HW_RANDOM_OCTEON=y
+CONFIG_HZ=250
+# CONFIG_HZ_100 is not set
+CONFIG_HZ_250=y
+CONFIG_HZ_PERIODIC=y
+CONFIG_INITRAMFS_SOURCE=""
+CONFIG_IOMMU_HELPER=y
+CONFIG_IRQCHIP=y
+CONFIG_IRQ_DOMAIN=y
+CONFIG_IRQ_FORCED_THREADING=y
+CONFIG_IRQ_WORK=y
+CONFIG_JBD2=y
+CONFIG_KALLSYMS=y
+CONFIG_KERNFS=y
+CONFIG_KEXEC=y
+CONFIG_LIBFDT=y
+CONFIG_MDIO_BOARDINFO=y
+CONFIG_MDIO_OCTEON=y
+CONFIG_MIPS=y
+CONFIG_MIPS32_COMPAT=y
+CONFIG_MIPS32_N32=y
+CONFIG_MIPS32_O32=y
+# CONFIG_MIPS_HUGE_TLB_SUPPORT is not set
+CONFIG_MIPS_L1_CACHE_SHIFT=7
+CONFIG_MIPS_L1_CACHE_SHIFT_7=y
+# CONFIG_MIPS_MACHINE is not set
+# CONFIG_MIPS_O32_FP64_SUPPORT is not set
+# CONFIG_MIPS_PARAVIRT is not set
+CONFIG_MIPS_PGD_C0_CONTEXT=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_COMPLEX_MAPPINGS is not set
+CONFIG_MTD_PHYSMAP=y
+CONFIG_NEED_SG_DMA_LENGTH=y
+CONFIG_NET_FLOW_LIMIT=y
+CONFIG_NLS=y
+CONFIG_NLS_CODEPAGE_437=y
+CONFIG_NLS_ISO8859_1=y
+CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+# CONFIG_NO_IOPORT_MAP is not set
+CONFIG_NR_CPUS=16
+CONFIG_NR_CPUS_DEFAULT_16=y
+CONFIG_OCTEON_ETHERNET=y
+# CONFIG_OCTEON_ILM is not set
+CONFIG_OCTEON_MGMT_ETHERNET=y
+CONFIG_OCTEON_USB=y
+CONFIG_OCTEON_WDT=y
+CONFIG_OF=y
+CONFIG_OF_ADDRESS=y
+CONFIG_OF_ADDRESS_PCI=y
+CONFIG_OF_EARLY_FLATTREE=y
+CONFIG_OF_FLATTREE=y
+CONFIG_OF_GPIO=y
+CONFIG_OF_IRQ=y
+CONFIG_OF_MDIO=y
+CONFIG_OF_MTD=y
+CONFIG_OF_NET=y
+CONFIG_OF_PCI=y
+CONFIG_OF_PCI_IRQ=y
+CONFIG_PAGEFLAGS_EXTENDED=y
+# CONFIG_PARTITION_ADVANCED is not set
+CONFIG_PCI=y
+CONFIG_PCI_DOMAINS=y
+CONFIG_PERF_USE_VMALLOC=y
+CONFIG_PHYLIB=y
+CONFIG_PHYS_ADDR_T_64BIT=y
+CONFIG_POSIX_MQUEUE=y
+CONFIG_POSIX_MQUEUE_SYSCTL=y
+# CONFIG_PREEMPT_RCU is not set
+CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_RCU_STALL_COMMON=y
+CONFIG_RELAY=y
+CONFIG_RFS_ACCEL=y
+CONFIG_RPS=y
+CONFIG_SCHED_DEBUG=y
+CONFIG_SCSI=y
+CONFIG_SECCOMP=y
+CONFIG_SECCOMP_FILTER=y
+CONFIG_SERIAL_8250_DW=y
+CONFIG_SERIAL_EARLYCON=y
+CONFIG_SMP=y
+CONFIG_SPARSEMEM=y
+CONFIG_SPARSEMEM_STATIC=y
+CONFIG_STOP_MACHINE=y
+CONFIG_SWAP_IO_SPACE=y
+CONFIG_SWIOTLB=y
+CONFIG_SYSFS_DEPRECATED=y
+CONFIG_SYSFS_DEPRECATED_V2=y
+CONFIG_SYSVIPC_COMPAT=y
+CONFIG_SYS_HAS_CPU_CAVIUM_OCTEON=y
+CONFIG_SYS_HAS_DMA_OPS=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_HUGETLBFS=y
+CONFIG_SYS_SUPPORTS_SMP=y
+CONFIG_TICK_CPU_ACCOUNTING=y
+CONFIG_TREE_RCU=y
+CONFIG_UNINLINE_SPIN_UNLOCK=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 is not set
+CONFIG_USB_EHCI_PCI=y
+CONFIG_USB_OCTEON2_COMMON=y
+CONFIG_USB_OCTEON_EHCI=y
+CONFIG_USB_OCTEON_OHCI=y
+CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y
+CONFIG_USB_OHCI_HCD=y
+# CONFIG_USB_OHCI_HCD_PLATFORM is not set
+CONFIG_USB_STORAGE=y
+CONFIG_USB_SUPPORT=y
+# CONFIG_USB_UHCI_HCD is not set
+CONFIG_USE_OF=y
+CONFIG_VFAT_FS=y
+# CONFIG_VLAN_8021Q is not set
+CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_WEAK_ORDERING=y
+CONFIG_XPS=y
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZONE_DMA32=y
+CONFIG_ZONE_DMA_FLAG=0
diff --git a/target/linux/octeon/patches-3.18/100-ubnt_edgerouter2_support.patch b/target/linux/octeon/patches-3.18/100-ubnt_edgerouter2_support.patch
new file mode 100644
index 0000000000..5b51b66fe8
--- /dev/null
+++ b/target/linux/octeon/patches-3.18/100-ubnt_edgerouter2_support.patch
@@ -0,0 +1,31 @@
+--- a/arch/mips/include/asm/octeon/cvmx-bootinfo.h
++++ b/arch/mips/include/asm/octeon/cvmx-bootinfo.h
+@@ -228,6 +228,8 @@ enum cvmx_board_types_enum {
+ 	 */
+ 	CVMX_BOARD_TYPE_CUST_PRIVATE_MIN = 20001,
+ 	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_CUST_PRIVATE_MAX = 30000,
+ 
+@@ -328,6 +330,8 @@ static inline const char *cvmx_board_typ
+ 		    /* Customer private range */
+ 		ENUM_BRD_TYPE_CASE(CVMX_BOARD_TYPE_CUST_PRIVATE_MIN)
+ 		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_CUST_PRIVATE_MAX)
+ 	}
+--- a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
++++ b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
+@@ -195,6 +195,8 @@ int cvmx_helper_board_get_mii_address(in
+ 			return 8;
+ 		else
+ 			return -1;
++	case CVMX_BOARD_TYPE_UBNT_E200:
++		return -1;
+ 	}
+ 
+ 	/* Some unknown board. Somebody forgot to update this function... */
diff --git a/target/linux/octeon/patches-3.18/110-er200-ethernet_probe_order.patch b/target/linux/octeon/patches-3.18/110-er200-ethernet_probe_order.patch
new file mode 100644
index 0000000000..f5a943cf46
--- /dev/null
+++ b/target/linux/octeon/patches-3.18/110-er200-ethernet_probe_order.patch
@@ -0,0 +1,34 @@
+--- a/drivers/staging/octeon/ethernet.c
++++ b/drivers/staging/octeon/ethernet.c
+@@ -620,6 +620,7 @@ 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;
+ 
+ 	octeon_mdiobus_force_mod_depencency();
+@@ -705,13 +706,19 @@ 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-3.18/120-octeon_platform_usb.patch b/target/linux/octeon/patches-3.18/120-octeon_platform_usb.patch
new file mode 100644
index 0000000000..7cffaf621f
--- /dev/null
+++ b/target/linux/octeon/patches-3.18/120-octeon_platform_usb.patch
@@ -0,0 +1,20 @@
+--- a/arch/mips/cavium-octeon/octeon-platform.c
++++ b/arch/mips/cavium-octeon/octeon-platform.c
+@@ -82,7 +82,7 @@ static int __init octeon_ehci_device_ini
+ 	};
+ 
+ 	/* Only Octeon2 has ehci/ohci */
+-	if (!OCTEON_IS_MODEL(OCTEON_CN63XX))
++	if (!OCTEON_IS_MODEL(OCTEON_CN6XXX))
+ 		return 0;
+ 
+ 	if (octeon_is_simulation() || usb_disabled())
+@@ -131,7 +131,7 @@ static int __init octeon_ohci_device_ini
+ 	};
+ 
+ 	/* Only Octeon2 has ehci/ohci */
+-	if (!OCTEON_IS_MODEL(OCTEON_CN63XX))
++	if (!OCTEON_IS_MODEL(OCTEON_CN6XXX))
+ 		return 0;
+ 
+ 	if (octeon_is_simulation() || usb_disabled())