Merge tag 'powerpc-4.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux
Pull powerpc updates from Michael Ellerman:
"Highlights:
- PowerNV PCI hotplug support.
- Lots more Power9 support.
- eBPF JIT support on ppc64le.
- Lots of cxl updates.
- Boot code consolidation.
Bug fixes:
- Fix spin_unlock_wait() from Boqun Feng
- Fix stack pointer corruption in __tm_recheckpoint() from Michael
Neuling
- Fix multiple bugs in memory_hotplug_max() from Bharata B Rao
- mm: Ensure "special" zones are empty from Oliver O'Halloran
- ftrace: Separate the heuristics for checking call sites from
Michael Ellerman
- modules: Never restore r2 for a mprofile-kernel style mcount() call
from Michael Ellerman
- Fix endianness when reading TCEs from Alexey Kardashevskiy
- start rtasd before PCI probing from Greg Kurz
- PCI: rpaphp: Fix slot registration for multiple slots under a PHB
from Tyrel Datwyler
- powerpc/mm: Add memory barrier in __hugepte_alloc() from Sukadev
Bhattiprolu
Cleanups & fixes:
- Drop support for MPIC in pseries from Rashmica Gupta
- Define and use PPC64_ELF_ABI_v2/v1 from Michael Ellerman
- Remove unused symbols in asm-offsets.c from Rashmica Gupta
- Fix SRIOV not building without EEH enabled from Russell Currey
- Remove kretprobe_trampoline_holder from Thiago Jung Bauermann
- Reduce log level of PCI I/O space warning from Benjamin
Herrenschmidt
- Add array bounds checking to crash_shutdown_handlers from Suraj
Jitindar Singh
- Avoid -maltivec when using clang integrated assembler from Anton
Blanchard
- Fix array overrun in ppc_rtas() syscall from Andrew Donnellan
- Fix error return value in cmm_mem_going_offline() from Rasmus
Villemoes
- export cpu_to_core_id() from Mauricio Faria de Oliveira
- Remove old symbols from defconfigs from Andrew Donnellan
- Update obsolete comments in setup_32.c about entry conditions from
Benjamin Herrenschmidt
- Add comment explaining the purpose of setup_kdump_trampoline() from
Benjamin Herrenschmidt
- Merge the RELOCATABLE config entries for ppc32 and ppc64 from Kevin
Hao
- Remove RELOCATABLE_PPC32 from Kevin Hao
- Fix .long's in tlb-radix.c to more meaningful from Balbir Singh
Minor cleanups & fixes:
- Andrew Donnellan, Anna-Maria Gleixner, Anton Blanchard, Benjamin
Herrenschmidt, Bharata B Rao, Christophe Leroy, Colin Ian King,
Geliang Tang, Greg Kurz, Madhavan Srinivasan, Michael Ellerman,
Michael Ellerman, Stephen Rothwell, Stewart Smith.
Freescale updates from Scott:
- "Highlights include more 8xx optimizations, device tree updates,
and MVME7100 support."
PowerNV PCI hotplug from Gavin Shan:
- PCI: Add pcibios_setup_bridge()
- Override pcibios_setup_bridge()
- Remove PCI_RESET_DELAY_US
- Move pnv_pci_ioda_setup_opal_tce_kill() around
- Increase PE# capacity
- Allocate PE# in reverse order
- Create PEs in pcibios_setup_bridge()
- Setup PE for root bus
- Extend PCI bridge resources
- Make pnv_ioda_deconfigure_pe() visible
- Dynamically release PE
- Update bridge windows on PCI plug
- Delay populating pdn
- Support PCI slot ID
- Use PCI slot reset infrastructure
- Introduce pnv_pci_get_slot_id()
- Functions to get/set PCI slot state
- PCI/hotplug: PowerPC PowerNV PCI hotplug driver
- Print correct PHB type names
Power9 idle support from Shreyas B. Prabhu:
- set power_save func after the idle states are initialized
- Use PNV_THREAD_WINKLE macro while requesting for winkle
- make hypervisor state restore a function
- Rename idle_power7.S to idle_book3s.S
- Rename reusable idle functions to hardware agnostic names
- Make pnv_powersave_common more generic
- abstraction for saving SPRs before entering deep idle states
- Add platform support for stop instruction
- cpuidle/powernv: Use CPUIDLE_STATE_MAX instead of MAX_POWERNV_IDLE_STATES
- cpuidle/powernv: cleanup cpuidle-powernv.c
- cpuidle/powernv: Add support for POWER ISA v3 idle states
- Use deepest stop state when cpu is offlined
Power9 PMU from Madhavan Srinivasan:
- factor out power8 pmu macros and defines
- factor out power8 pmu functions
- factor out power8 __init_pmu code
- Add power9 event list macros for generic and cache events
- Power9 PMU support
- Export Power9 generic and cache events to sysfs
Power9 preliminary interrupt & PCI support from Benjamin Herrenschmidt:
- Add XICS emulation APIs
- Move a few exception common handlers to make room
- Add support for HV virtualization interrupts
- Add mechanism to force a replay of interrupts
- Add ICP OPAL backend
- Discover IODA3 PHBs
- pci: Remove obsolete SW invalidate
- opal: Add real mode call wrappers
- Rename TCE invalidation calls
- Remove SWINV constants and obsolete TCE code
- Rework accessing the TCE invalidate register
- Fallback to OPAL for TCE invalidations
- Use the device-tree to get available range of M64's
- Check status of a PHB before using it
- pci: Don't try to allocate resources that will be reassigned
Other Power9:
- Send SIGBUS on unaligned copy and paste from Chris Smart
- Large Decrementer support from Oliver O'Halloran
- Load Monitor Register Support from Jack Miller
Performance improvements from Anton Blanchard:
- Avoid load hit store in __giveup_fpu() and __giveup_altivec()
- Avoid load hit store in setup_sigcontext()
- Remove assembly versions of strcpy, strcat, strlen and strcmp
- Align hot loops of some string functions
eBPF JIT from Naveen N. Rao:
- Fix/enhance 32-bit Load Immediate implementation
- Optimize 64-bit Immediate loads
- Introduce rotate immediate instructions
- A few cleanups
- Isolate classic BPF JIT specifics into a separate header
- Implement JIT compiler for extended BPF
Operator Panel driver from Suraj Jitindar Singh:
- devicetree/bindings: Add binding for operator panel on FSP machines
- Add inline function to get rc from an ASYNC_COMP opal_msg
- Add driver for operator panel on FSP machines
Sparse fixes from Daniel Axtens:
- make some things static
- Introduce asm-prototypes.h
- Include headers containing prototypes
- Use #ifdef __BIG_ENDIAN__ #else for REG_BYTE
- kvm: Clarify __user annotations
- Pass endianness to sparse
- Make ppc_md.{halt, restart} __noreturn
MM fixes & cleanups from Aneesh Kumar K.V:
- radix: Update LPCR HR bit as per ISA
- use _raw variant of page table accessors
- Compile out radix related functions if RADIX_MMU is disabled
- Clear top 16 bits of va only on older cpus
- Print formation regarding the the MMU mode
- hash: Update SDR1 size encoding as documented in ISA 3.0
- radix: Update PID switch sequence
- radix: Update machine call back to support new HCALL.
- radix: Add LPID based tlb flush helpers
- radix: Add a kernel command line to disable radix
- Cleanup LPCR defines
Boot code consolidation from Benjamin Herrenschmidt:
- Move epapr_paravirt_early_init() to early_init_devtree()
- cell: Don't use flat device-tree after boot
- ge_imp3a: Don't use the flat device-tree after boot
- mpc85xx_ds: Don't use the flat device-tree after boot
- mpc85xx_rdb: Don't use the flat device-tree after boot
- Don't test for machine type in rtas_initialize()
- Don't test for machine type in smp_setup_cpu_maps()
- dt: Add of_device_compatible_match()
- Factor do_feature_fixup calls
- Move 64-bit feature fixup earlier
- Move 64-bit memory reserves to setup_arch()
- Use a cachable DART
- Move FW feature probing out of pseries probe()
- Put exception configuration in a common place
- Remove early allocation of the SMU command buffer
- Move MMU backend selection out of platform code
- pasemi: Remove IOBMAP allocation from platform probe()
- mm/hash: Don't use machine_is() early during boot
- Don't test for machine type to detect HEA special case
- pmac: Remove spurrious machine type test
- Move hash table ops to a separate structure
- Ensure that ppc_md is empty before probing for machine type
- Move 64-bit probe_machine() to later in the boot process
- Move 32-bit probe() machine to later in the boot process
- Get rid of ppc_md.init_early()
- Move the boot time info banner to a separate function
- Move setting of {i,d}cache_bsize to initialize_cache_info()
- Move the content of setup_system() to setup_arch()
- Move cache info inits to a separate function
- Re-order the call to smp_setup_cpu_maps()
- Re-order setup_panic()
- Make a few boot functions __init
- Merge 32-bit and 64-bit setup_arch()
Other new features:
- tty/hvc: Use IRQF_SHARED for OPAL hvc consoles from Sam Mendoza-Jonas
- tty/hvc: Use opal irqchip interface if available from Sam Mendoza-Jonas
- powerpc: Add module autoloading based on CPU features from Alastair D'Silva
- crypto: vmx - Convert to CPU feature based module autoloading from Alastair D'Silva
- Wake up kopald polling thread before waiting for events from Benjamin Herrenschmidt
- xmon: Dump ISA 2.06 SPRs from Michael Ellerman
- xmon: Dump ISA 2.07 SPRs from Michael Ellerman
- Add a parameter to disable 1TB segs from Oliver O'Halloran
- powerpc/boot: Add OPAL console to epapr wrappers from Oliver O'Halloran
- Assign fixed PHB number based on device-tree properties from Guilherme G. Piccoli
- pseries: Add pseries hotplug workqueue from John Allen
- pseries: Add support for hotplug interrupt source from John Allen
- pseries: Use kernel hotplug queue for PowerVM hotplug events from John Allen
- pseries: Move property cloning into its own routine from Nathan Fontenot
- pseries: Dynamic add entires to associativity lookup array from Nathan Fontenot
- pseries: Auto-online hotplugged memory from Nathan Fontenot
- pseries: Remove call to memblock_add() from Nathan Fontenot
cxl:
- Add set and get private data to context struct from Michael Neuling
- make base more explicitly non-modular from Paul Gortmaker
- Use for_each_compatible_node() macro from Wei Yongjun
- Frederic Barrat
- Abstract the differences between the PSL and XSL
- Make vPHB device node match adapter's
- Philippe Bergheaud
- Add mechanism for delivering AFU driver specific events
- Ignore CAPI adapters misplaced in switched slots
- Refine slice error debug messages
- Andrew Donnellan
- static-ify variables to fix sparse warnings
- PCI/hotplug: pnv_php: export symbols and move struct types needed by cxl
- PCI/hotplug: pnv_php: handle OPAL_PCI_SLOT_OFFLINE power state
- Add cxl_check_and_switch_mode() API to switch bi-modal cards
- remove dead Kconfig options
- fix potential NULL dereference in free_adapter()
- Ian Munsie
- Update process element after allocating interrupts
- Add support for CAPP DMA mode
- Fix allowing bogus AFU descriptors with 0 maximum processes
- Fix allocating a minimum of 2 pages for the SPA
- Fix bug where AFU disable operation had no effect
- Workaround XSL bug that does not clear the RA bit after a reset
- Fix NULL pointer dereference on kernel contexts with no AFU interrupts
- powerpc/powernv: Split cxl code out into a separate file
- Add cxl_slot_is_supported API
- Enable bus mastering for devices using CAPP DMA mode
- Move cxl_afu_get / cxl_afu_put to base
- Allow a default context to be associated with an external pci_dev
- Do not create vPHB if there are no AFU configuration records
- powerpc/powernv: Add support for the cxl kernel api on the real phb
- Add support for using the kernel API with a real PHB
- Add kernel APIs to get & set the max irqs per context
- Add preliminary workaround for CX4 interrupt limitation
- Add support for interrupts on the Mellanox CX4
- Workaround PE=0 hardware limitation in Mellanox CX4
- powerpc/powernv: Fix pci-cxl.c build when CONFIG_MODULES=n
selftests:
- Test unaligned copy and paste from Chris Smart
- Load Monitor Register Tests from Jack Miller
- Cyril Bur
- exec() with suspended transaction
- Use signed long to read perf_event_paranoid
- Fix usage message in context_switch
- Fix generation of vector instructions/types in context_switch
- Michael Ellerman
- Use "Delta" rather than "Error" in normal output
- Import Anton's mmap & futex micro benchmarks
- Add a test for PROT_SAO"
* tag 'powerpc-4.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: (263 commits)
powerpc/mm: Parenthesise IS_ENABLED() in if condition
tty/hvc: Use opal irqchip interface if available
tty/hvc: Use IRQF_SHARED for OPAL hvc consoles
selftests/powerpc: exec() with suspended transaction
powerpc: Improve comment explaining why we modify VRSAVE
powerpc/mm: Drop unused externs for hpte_init_beat[_v3]()
powerpc/mm: Rename hpte_init_lpar() and move the fallback to a header
powerpc/mm: Fix build break when PPC_NATIVE=n
crypto: vmx - Convert to CPU feature based module autoloading
powerpc: Add module autoloading based on CPU features
powerpc/powernv/ioda: Fix endianness when reading TCEs
powerpc/mm: Add memory barrier in __hugepte_alloc()
powerpc/modules: Never restore r2 for a mprofile-kernel style mcount() call
powerpc/ftrace: Separate the heuristics for checking call sites
powerpc: Merge 32-bit and 64-bit setup_arch()
powerpc/64: Make a few boot functions __init
powerpc: Re-order setup_panic()
powerpc: Re-order the call to smp_setup_cpu_maps()
powerpc/32: Move cache info inits to a separate function
powerpc/64: Move the content of setup_system() to setup_arch()
...
This commit is contained in:
Linus Torvalds
@@ -1,43 +0,0 @@
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* Network
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Currently defined compatibles:
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- fsl,cpm1-scc-enet
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- fsl,cpm2-scc-enet
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- fsl,cpm1-fec-enet
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- fsl,cpm2-fcc-enet (third resource is GFEMR)
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- fsl,qe-enet
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Example:
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ethernet@11300 {
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compatible = "fsl,mpc8272-fcc-enet",
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"fsl,cpm2-fcc-enet";
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reg = <11300 20 8400 100 11390 1>;
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local-mac-address = [ 00 00 00 00 00 00 ];
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interrupts = <20 8>;
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interrupt-parent = <&PIC>;
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phy-handle = <&PHY0>;
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fsl,cpm-command = <12000300>;
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};
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* MDIO
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Currently defined compatibles:
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fsl,pq1-fec-mdio (reg is same as first resource of FEC device)
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fsl,cpm2-mdio-bitbang (reg is port C registers)
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Properties for fsl,cpm2-mdio-bitbang:
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fsl,mdio-pin : pin of port C controlling mdio data
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fsl,mdc-pin : pin of port C controlling mdio clock
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Example:
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mdio@10d40 {
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compatible = "fsl,mpc8272ads-mdio-bitbang",
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"fsl,mpc8272-mdio-bitbang",
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"fsl,cpm2-mdio-bitbang";
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reg = <10d40 14>;
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#address-cells = <1>;
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#size-cells = <0>;
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fsl,mdio-pin = <12>;
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fsl,mdc-pin = <13>;
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};
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@@ -0,0 +1,14 @@
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IBM OPAL Operator Panel Binding
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-------------------------------
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Required properties:
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- compatible : Should be "ibm,opal-oppanel".
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- #lines : Number of lines on the operator panel e.g. <0x2>.
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- #length : Number of characters per line of the operator panel e.g. <0x10>.
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Example:
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oppanel {
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compatible = "ibm,opal-oppanel";
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#lines = <0x2>;
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#length = <0x10>;
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};
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@@ -2,7 +2,7 @@ IBM OPAL real-time clock
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------------------------
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Required properties:
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- comapatible: Should be "ibm,opal-rtc"
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- compatible: Should be "ibm,opal-rtc"
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Optional properties:
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- wakeup-source: Decides if the wakeup is supported or not
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124
Documentation/devicetree/bindings/soc/fsl/cpm_qe/network.txt
Normal file
124
Documentation/devicetree/bindings/soc/fsl/cpm_qe/network.txt
Normal file
@@ -0,0 +1,124 @@
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* Network
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Currently defined compatibles:
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- fsl,cpm1-scc-enet
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- fsl,cpm2-scc-enet
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- fsl,cpm1-fec-enet
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- fsl,cpm2-fcc-enet (third resource is GFEMR)
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- fsl,qe-enet
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Example:
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ethernet@11300 {
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compatible = "fsl,mpc8272-fcc-enet",
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"fsl,cpm2-fcc-enet";
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reg = <11300 20 8400 100 11390 1>;
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local-mac-address = [ 00 00 00 00 00 00 ];
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interrupts = <20 8>;
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interrupt-parent = <&PIC>;
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phy-handle = <&PHY0>;
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fsl,cpm-command = <12000300>;
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};
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* MDIO
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Currently defined compatibles:
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fsl,pq1-fec-mdio (reg is same as first resource of FEC device)
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fsl,cpm2-mdio-bitbang (reg is port C registers)
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Properties for fsl,cpm2-mdio-bitbang:
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fsl,mdio-pin : pin of port C controlling mdio data
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fsl,mdc-pin : pin of port C controlling mdio clock
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Example:
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mdio@10d40 {
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compatible = "fsl,mpc8272ads-mdio-bitbang",
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"fsl,mpc8272-mdio-bitbang",
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"fsl,cpm2-mdio-bitbang";
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reg = <10d40 14>;
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#address-cells = <1>;
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#size-cells = <0>;
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fsl,mdio-pin = <12>;
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fsl,mdc-pin = <13>;
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};
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* HDLC
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Currently defined compatibles:
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- fsl,ucc-hdlc
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Properties for fsl,ucc-hdlc:
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- rx-clock-name
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- tx-clock-name
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Usage: required
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Value type: <string>
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Definition : Must be "brg1"-"brg16" for internal clock source,
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Must be "clk1"-"clk24" for external clock source.
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- fsl,tdm-interface
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Usage: optional
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Value type: <empty>
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Definition : Specify that hdlc is based on tdm-interface
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The property below is dependent on fsl,tdm-interface:
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- fsl,rx-sync-clock
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Usage: required
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Value type: <string>
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Definition : Must be "none", "rsync_pin", "brg9-11" and "brg13-15".
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- fsl,tx-sync-clock
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Usage: required
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Value type: <string>
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Definition : Must be "none", "tsync_pin", "brg9-11" and "brg13-15".
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- fsl,tdm-framer-type
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Usage: required for tdm interface
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Value type: <string>
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Definition : "e1" or "t1".Now e1 and t1 are used, other framer types
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are not supported.
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- fsl,tdm-id
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Usage: required for tdm interface
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Value type: <u32>
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Definition : number of TDM ID
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- fsl,tx-timeslot-mask
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- fsl,rx-timeslot-mask
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Usage: required for tdm interface
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Value type: <u32>
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Definition : time slot mask for TDM operation. Indicates which time
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slots used for transmitting and receiving.
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- fsl,siram-entry-id
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Usage: required for tdm interface
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Value type: <u32>
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Definition : Must be 0,2,4...64. the number of TDM entry.
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- fsl,tdm-internal-loopback
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usage: optional for tdm interface
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value type: <empty>
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Definition : Internal loopback connecting on TDM layer.
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Example for tdm interface:
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ucc@2000 {
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compatible = "fsl,ucc-hdlc";
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rx-clock-name = "clk8";
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tx-clock-name = "clk9";
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fsl,rx-sync-clock = "rsync_pin";
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fsl,tx-sync-clock = "tsync_pin";
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fsl,tx-timeslot-mask = <0xfffffffe>;
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fsl,rx-timeslot-mask = <0xfffffffe>;
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fsl,tdm-framer-type = "e1";
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fsl,tdm-id = <0>;
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fsl,siram-entry-id = <0>;
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fsl,tdm-interface;
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};
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Example for hdlc without tdm interface:
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ucc@2000 {
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compatible = "fsl,ucc-hdlc";
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rx-clock-name = "brg1";
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tx-clock-name = "brg1";
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};
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@@ -69,6 +69,58 @@ Example:
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};
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};
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* Interrupt Controller (IC)
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Required properties:
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- compatible : should be "fsl,qe-ic".
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- reg : Address range of IC register set.
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- interrupts : interrupts generated by the device.
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- interrupt-controller : this device is a interrupt controller.
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Example:
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qeic: interrupt-controller@80 {
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interrupt-controller;
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compatible = "fsl,qe-ic";
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#address-cells = <0>;
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#interrupt-cells = <1>;
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reg = <0x80 0x80>;
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interrupts = <95 2 0 0 94 2 0 0>;
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};
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* Serial Interface Block (SI)
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The SI manages the routing of eight TDM lines to the QE block serial drivers
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, the MCC and the UCCs, for receive and transmit.
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Required properties:
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- compatible : must be "fsl,<chip>-qe-si". For t1040, must contain
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"fsl,t1040-qe-si".
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- reg : Address range of SI register set.
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Example:
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si1: si@700 {
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compatible = "fsl,t1040-qe-si";
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reg = <0x700 0x80>;
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};
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* Serial Interface Block RAM(SIRAM)
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store the routing entries of SI
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Required properties:
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- compatible : should be "fsl,<chip>-qe-siram". For t1040, must contain
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"fsl,t1040-qe-siram".
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- reg : Address range of SI RAM.
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Example:
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|
||||
siram1: siram@1000 {
|
||||
compatible = "fsl,t1040-qe-siram";
|
||||
reg = <0x1000 0x800>;
|
||||
};
|
||||
|
||||
* QE Firmware Node
|
||||
|
||||
This node defines a firmware binary that is embedded in the device tree, for
|
||||
@@ -0,0 +1,17 @@
|
||||
* Serial
|
||||
|
||||
Required Properties:
|
||||
compatible : must be "fsl,<chip>-ucc-uart". For t1040, must be
|
||||
"fsl,t1040-ucc-uart".
|
||||
port-number : port number of UCC-UART
|
||||
tx/rx-clock-name : should be "brg1"-"brg16" for internal clock source,
|
||||
should be "clk1"-"clk28" for external clock source.
|
||||
|
||||
Example:
|
||||
|
||||
ucc_serial: ucc@2200 {
|
||||
compatible = "fsl,t1040-ucc-uart";
|
||||
port-number = <0>;
|
||||
rx-clock-name = "brg2";
|
||||
tx-clock-name = "brg2";
|
||||
};
|
||||
Reference in New Issue
Block a user