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* Revert "MIPS: BCM47XX: Enable 74K Core ExternalSync for PCIe erratum"Rafał Miłecki2018-07-271-6/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This reverts commit 2a027b47dba6 ("MIPS: BCM47XX: Enable 74K Core ExternalSync for PCIe erratum"). Enabling ExternalSync caused a regression for BCM4718A1 (used e.g. in Netgear E3000 and ASUS RT-N16): it simply hangs during PCIe initialization. It's likely that BCM4717A1 is also affected. I didn't notice that earlier as the only BCM47XX devices with PCIe I own are: 1) BCM4706 with 2 x 14e4:4331 2) BCM4706 with 14e4:4360 and 14e4:4331 it appears that BCM4706 is unaffected. While BCM5300X-ES300-RDS.pdf seems to document that erratum and its workarounds (according to quotes provided by Tokunori) it seems not even Broadcom follows them. According to the provided info Broadcom should define CONF7_ES in their SDK's mipsinc.h and implement workaround in the si_mips_init(). Checking both didn't reveal such code. It *could* mean Broadcom also had some problems with the given workaround. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Signed-off-by: Paul Burton <paul.burton@mips.com> Reported-by: Michael Marley <michael@michaelmarley.com> Patchwork: https://patchwork.linux-mips.org/patch/20032/ URL: https://bugs.openwrt.org/index.php?do=details&task_id=1688 Cc: Tokunori Ikegami <ikegami@allied-telesis.co.jp> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Chris Packham <chris.packham@alliedtelesis.co.nz> Cc: James Hogan <jhogan@kernel.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: linux-mips@linux-mips.org
* MIPS: BCM47XX: Enable 74K Core ExternalSync for PCIe erratumTokunori Ikegami2018-06-181-0/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The erratum and workaround are described by BCM5300X-ES300-RDS.pdf as below. R10: PCIe Transactions Periodically Fail Description: The BCM5300X PCIe does not maintain transaction ordering. This may cause PCIe transaction failure. Fix Comment: Add a dummy PCIe configuration read after a PCIe configuration write to ensure PCIe configuration access ordering. Set ES bit of CP0 configu7 register to enable sync function so that the sync instruction is functional. Resolution: hndpci.c: extpci_write_config() hndmips.c: si_mips_init() mipsinc.h CONF7_ES This is fixed by the CFE MIPS bcmsi chipset driver also for BCM47XX. Also the dummy PCIe configuration read is already implemented in the Linux BCMA driver. Enable ExternalSync in Config7 when CONFIG_BCMA_DRIVER_PCI_HOSTMODE=y too so that the sync instruction is externalised. Signed-off-by: Tokunori Ikegami <ikegami@allied-telesis.co.jp> Reviewed-by: Paul Burton <paul.burton@mips.com> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Cc: Chris Packham <chris.packham@alliedtelesis.co.nz> Cc: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: stable@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/19461/ Signed-off-by: James Hogan <jhogan@kernel.org>
* MIPS: BCM47XX: Use __initdata for the bcm47xx_leds_pdataRafał Miłecki2018-04-231-1/+1
| | | | | | | | | | | | | | This struct variable is used during init only. It gets passed to the gpio_led_register_device() which creates its own data copy. That allows using __initdata and saving some minimal amount of memory. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Reviewed-by: Aaro Koskinen <aaro.koskinen@iki.fi> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/18928/ Signed-off-by: James Hogan <jhogan@kernel.org>
* MIPS: BCM47XX: Add support for Netgear WNR1000 V3Rafał Miłecki2018-04-233-0/+20
| | | | | | | | | | | | | | | | | | | | | | | This adds support for detecting this model board and registers some LEDs and buttons. There are two uncommon things regarding this device: 1) It can use two different "board_id" ID values. Unit I have uses "U12H139T00_NETGEAR" value. This magic is also used in firmware file header. There are two reports (one from an OpenWrt user) of a different "U12H139T50_NETGEAR" magic though. 2) Power LEDs share GPIOs with buttons. Amber one seems to share GPIO 2 with WPS button and green one seems to share GPIO 3 with reset button. It remains unknown how to support them and handle buttons at the same time. For that reason they aren't added to the list of supported LEDs. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/19004/ Signed-off-by: James Hogan <jhogan@kernel.org>
* MIPS: BCM47XX: Use standard reset button for Luxul XWR-1750Dan Haab2018-04-071-1/+1
| | | | | | | | | | | | | The original patch submitted for support of the Luxul XWR-1750 used a non-standard button handler for the reset button. This patch will allow using the standard KEY_RESTART Signed-off-by: Dan Haab <dan.haab@luxul.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/18981/ Signed-off-by: James Hogan <jhogan@kernel.org>
* MIPS: BCM47XX: Add Luxul XAP1500/XWR1750 WiFi LEDsDan Haab2018-03-281-0/+21
| | | | | | | | | | | | | | | | | Some Luxul devices use PCIe connected GPIO LEDs that are not available until the PCI subsytem and its drivers load. Using the same array for these LEDs would block registering any LEDs until all GPIOs become available. This may be undesired behavior as some LEDs should be available as early as possible (e.g. system status LED). This patch will allow registering available LEDs while deferring these PCIe GPIO connected 'extra' LEDs until they become available. Signed-off-by: Dan Haab <dan.haab@luxul.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/18952/ Signed-off-by: James Hogan <jhogan@kernel.org>
* MIPS: bcm47xx: enable ZBOOT supportAaro Koskinen2018-01-241-0/+1
| | | | | | | | | | | | | | Enable ZBOOT support. The WRT54GL router's bootloader limits kernel size to 3 MB with the normal load address, which is a bit challenging vmlinux size with modern Linux. A compressed kernel allows booting much bigger kernels. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/18492/ Signed-off-by: James Hogan <jhogan@kernel.org>
* Merge tag 'mips_4.15' of ↵Linus Torvalds2017-11-151-1/+1
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/mips Pull MIPS updates from James Hogan: "These are the main MIPS changes for 4.15. Fixes: - ralink: Fix MT7620 PCI build issues (4.5) - Disable cmpxchg64() and HAVE_VIRT_CPU_ACCOUNTING_GEN for 32-bit SMP (4.1) - Fix MIPS64 FP save/restore on 32-bit kernels (4.0) - ptrace: Pick up ptrace/seccomp changed syscall numbers (3.19) - ralink: Fix MT7628 pinmux (3.19) - BCM47XX: Fix LED inversion on WRT54GSv1 (3.17) - Fix n32 core dumping as o32 since regset support (3.13) - ralink: Drop obsolete USB_ARCH_HAS_HCD select Build system: - Default to "generic" (multiplatform) system type instead of IP22 - Use generic little endian MIPS32 r2 configuration as default defconfig instead of ip22_defconfig FPU emulation: - Fix exception generation for certain R6 FPU instructions SMP: - Allow __cpu_number_map to be larger than NR_CPUS for sparse CPU id spaces Miscellaneous: - Add iomem resource for kernel bss section for kexec/kdump - Atomics: Nudge writes on bit unlock - DT files: Standardise "ok" -> "okay" Minor cleanups: - Define virt_to_pfn() - Make thread_saved_pc static - Simplify 32-bit sign extension in __read_64bit_c0_split() - DMA: Use vma_pages() helper - FPU emulation: Replace unsigned with unsigned int - MM: Removed unused lastpfn - Alchemy: Make clk_ops const - Lasat: Use setup_timer() helper - ralink: Use BIT() in MT7620 PCI driver Platform support: BMIPS: - Enable HARDIRQS_SW_RESEND Broadcom BCM63XX: - Add clkdev lookup support - Update clk driver, UART driver, DTs to handle named refclk from DTs - Split apart various clocks to more closely match hardware - Add ethernet clocks Cavium Octeon: - Remove usage of cvmx_wait() in favour of __delay() ImgTec Pistachio: - DT: Drop deprecated dwmmc num-slots property Ingenic JZ4780: - Add NFS root to Ci20 defconfig - Add watchdog to Ci20 DT & defconfig, and allow building of watchdog driver with this SoC Generic (multiplatform): - Migrate xilfpga (MIPSfpga) platform to the generic platform Lantiq xway: - Fix ASC0/ASC1 clocks" * tag 'mips_4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/jhogan/mips: (46 commits) MIPS: Add iomem resource for kernel bss section. MIPS: cmpxchg64() and HAVE_VIRT_CPU_ACCOUNTING_GEN don't work for 32-bit SMP MIPS: BMIPS: Enable HARDIRQS_SW_RESEND MIPS: pci: Make use of the BIT() macro inside the mt7620 driver MIPS: pci: Remove KERN_WARN instance inside the mt7620 driver MIPS: pci: Remove duplicate define in mt7620 driver MIPS: ralink: Fix typo in mt7628 pinmux function MIPS: ralink: Fix MT7628 pinmux MIPS: Fix odd fp register warnings with MIPS64r2 watchdog: jz4780: Allow selection of jz4740-wdt driver MIPS/ptrace: Update syscall nr on register changes MIPS/ptrace: Pick up ptrace/seccomp changed syscalls MIPS: Fix an n32 core file generation regset support regression MIPS: Fix MIPS64 FP save/restore on 32-bit kernels MIPS: page.h: Define virt_to_pfn() MIPS: Xilfpga: Switch to using generic defconfigs MIPS: generic: Add support for MIPSfpga MIPS: Set defconfig target to a generic system for 32r2el MIPS: Kconfig: Set default MIPS system type as generic MIPS: DTS: Remove num-slots from Pistachio SoC ...
| * MIPS: BCM47XX: Fix LED inversion for WRT54GSv1Mirko Parthey2017-11-071-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | The WLAN LED on the Linksys WRT54GSv1 is active low, but the software treats it as active high. Fix the inverted logic. Fixes: 7bb26b169116 ("MIPS: BCM47xx: Fix LEDs on WRT54GS V1.0") Signed-off-by: Mirko Parthey <mirko.parthey@web.de> Looks-ok-by: Rafał Miłecki <zajec5@gmail.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Cc: <stable@vger.kernel.org> # 3.17+ Patchwork: https://patchwork.linux-mips.org/patch/16071/ Signed-off-by: James Hogan <jhogan@kernel.org>
* | License cleanup: add SPDX GPL-2.0 license identifier to files with no licenseGreg Kroah-Hartman2017-11-026-0/+6
|/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Many source files in the tree are missing licensing information, which makes it harder for compliance tools to determine the correct license. By default all files without license information are under the default license of the kernel, which is GPL version 2. Update the files which contain no license information with the 'GPL-2.0' SPDX license identifier. The SPDX identifier is a legally binding shorthand, which can be used instead of the full boiler plate text. This patch is based on work done by Thomas Gleixner and Kate Stewart and Philippe Ombredanne. How this work was done: Patches were generated and checked against linux-4.14-rc6 for a subset of the use cases: - file had no licensing information it it. - file was a */uapi/* one with no licensing information in it, - file was a */uapi/* one with existing licensing information, Further patches will be generated in subsequent months to fix up cases where non-standard license headers were used, and references to license had to be inferred by heuristics based on keywords. The analysis to determine which SPDX License Identifier to be applied to a file was done in a spreadsheet of side by side results from of the output of two independent scanners (ScanCode & Windriver) producing SPDX tag:value files created by Philippe Ombredanne. Philippe prepared the base worksheet, and did an initial spot review of a few 1000 files. The 4.13 kernel was the starting point of the analysis with 60,537 files assessed. Kate Stewart did a file by file comparison of the scanner results in the spreadsheet to determine which SPDX license identifier(s) to be applied to the file. She confirmed any determination that was not immediately clear with lawyers working with the Linux Foundation. Criteria used to select files for SPDX license identifier tagging was: - Files considered eligible had to be source code files. - Make and config files were included as candidates if they contained >5 lines of source - File already had some variant of a license header in it (even if <5 lines). All documentation files were explicitly excluded. The following heuristics were used to determine which SPDX license identifiers to apply. - when both scanners couldn't find any license traces, file was considered to have no license information in it, and the top level COPYING file license applied. For non */uapi/* files that summary was: SPDX license identifier # files ---------------------------------------------------|------- GPL-2.0 11139 and resulted in the first patch in this series. If that file was a */uapi/* path one, it was "GPL-2.0 WITH Linux-syscall-note" otherwise it was "GPL-2.0". Results of that was: SPDX license identifier # files ---------------------------------------------------|------- GPL-2.0 WITH Linux-syscall-note 930 and resulted in the second patch in this series. - if a file had some form of licensing information in it, and was one of the */uapi/* ones, it was denoted with the Linux-syscall-note if any GPL family license was found in the file or had no licensing in it (per prior point). Results summary: SPDX license identifier # files ---------------------------------------------------|------ GPL-2.0 WITH Linux-syscall-note 270 GPL-2.0+ WITH Linux-syscall-note 169 ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) 21 ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) 17 LGPL-2.1+ WITH Linux-syscall-note 15 GPL-1.0+ WITH Linux-syscall-note 14 ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) 5 LGPL-2.0+ WITH Linux-syscall-note 4 LGPL-2.1 WITH Linux-syscall-note 3 ((GPL-2.0 WITH Linux-syscall-note) OR MIT) 3 ((GPL-2.0 WITH Linux-syscall-note) AND MIT) 1 and that resulted in the third patch in this series. - when the two scanners agreed on the detected license(s), that became the concluded license(s). - when there was disagreement between the two scanners (one detected a license but the other didn't, or they both detected different licenses) a manual inspection of the file occurred. - In most cases a manual inspection of the information in the file resulted in a clear resolution of the license that should apply (and which scanner probably needed to revisit its heuristics). - When it was not immediately clear, the license identifier was confirmed with lawyers working with the Linux Foundation. - If there was any question as to the appropriate license identifier, the file was flagged for further research and to be revisited later in time. In total, over 70 hours of logged manual review was done on the spreadsheet to determine the SPDX license identifiers to apply to the source files by Kate, Philippe, Thomas and, in some cases, confirmation by lawyers working with the Linux Foundation. Kate also obtained a third independent scan of the 4.13 code base from FOSSology, and compared selected files where the other two scanners disagreed against that SPDX file, to see if there was new insights. The Windriver scanner is based on an older version of FOSSology in part, so they are related. Thomas did random spot checks in about 500 files from the spreadsheets for the uapi headers and agreed with SPDX license identifier in the files he inspected. For the non-uapi files Thomas did random spot checks in about 15000 files. In initial set of patches against 4.14-rc6, 3 files were found to have copy/paste license identifier errors, and have been fixed to reflect the correct identifier. Additionally Philippe spent 10 hours this week doing a detailed manual inspection and review of the 12,461 patched files from the initial patch version early this week with: - a full scancode scan run, collecting the matched texts, detected license ids and scores - reviewing anything where there was a license detected (about 500+ files) to ensure that the applied SPDX license was correct - reviewing anything where there was no detection but the patch license was not GPL-2.0 WITH Linux-syscall-note to ensure that the applied SPDX license was correct This produced a worksheet with 20 files needing minor correction. This worksheet was then exported into 3 different .csv files for the different types of files to be modified. These .csv files were then reviewed by Greg. Thomas wrote a script to parse the csv files and add the proper SPDX tag to the file, in the format that the file expected. This script was further refined by Greg based on the output to detect more types of files automatically and to distinguish between header and source .c files (which need different comment types.) Finally Greg ran the script using the .csv files to generate the patches. Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Philippe Ombredanne <pombredanne@nexb.com> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
* MIPS: BCM47XX: Fix button inversion for Asus WL-500WMirko Parthey2017-02-171-2/+8
| | | | | | | | | | | | | | The Asus WL-500W buttons are active high, but the software treats them as active low. Fix the inverted logic. Fixes: 3be972556fa1 ("MIPS: BCM47XX: Import buttons database from OpenWrt") Signed-off-by: Mirko Parthey <mirko.parthey@web.de> Acked-by: Rafał Miłecki <rafal@milecki.pl> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Cc: <stable@vger.kernel.org> # 3.14.x- Patchwork: https://patchwork.linux-mips.org/patch/15295/ Signed-off-by: James Hogan <james.hogan@imgtec.com>
* MIPS: BCM47XX: Add Luxul devices to the databaseDan Haab2017-01-253-0/+162
| | | | | | | | | | | | | So far only Luxul XWR-1750 router was supported. This adds a set of other Luxul devices based on BCM47XX. It's a standard support for LEDs and buttons. Signed-off-by: Dan Haab <dhaab@luxul.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/15106/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47xx: Make serial explicitly non-modularPaul Gortmaker2016-10-041-7/+4
| | | | | | | | | | | | | | | | | | | | | | The Makefile entry controlling compilation of this code is "obj-y" meaning that it currently is not being built as a module by anyone. Lets remove the couple traces of modular infrastructure use, so that when reading the driver there is no doubt it is builtin-only. Since module_init translates to device_initcall in the non-modular case, the init ordering remains unchanged with this commit. We also delete the MODULE_LICENSE tag etc. since all that information was (or is now) contained at the top of the file in the comments. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: "Rafał Miłecki" <zajec5@gmail.com> Cc: Aurelien Jarno <aurelien@aurel32.net> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/13933/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47xx: Move SPROM driver to drivers/firmware/Rafał Miłecki2016-05-134-729/+2
| | | | | | | | | | | | | | | | | Broadcom ARM home routers store SPROM content in NVRAM just like MIPS ones. To share SPROM code we need to move it out of arch/mips/ to some common place. We already have bcm47xx_nvram in firmware path and SPROM should fit there as well. This driver is responsible for parsing SoC configuration data into a struct shared between ssb and bcma buses. This was tested with BCM4706 & BCM5357C0 (BCM47XX) and BCM4708A0 (ARCH_BCM_5301X). Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/12210/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* FIRMWARE: Broadcom: Fix grammar of warning messages in bcm47xx_sprom.c.Ralf Baechle2016-04-031-2/+2
| | | | Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linusLinus Torvalds2016-01-241-3/+9
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull MIPS updates from Ralf Baechle: "This is the main pull request for MIPS for 4.5 plus some 4.4 fixes. The executive summary: - ATH79 platform improvments, use DT bindings for the ATH79 USB PHY. - Avoid useless rebuilds for zboot. - jz4780: Add NEMC, BCH and NAND device tree nodes - Initial support for the MicroChip's DT platform. As all the device drivers are missing this is still of limited use. - Some Loongson3 cleanups. - The unavoidable whitespace polishing. - Reduce clock skew when synchronizing the CPU cycle counters on CPU startup. - Add MIPS R6 fixes. - Lots of cleanups across arch/mips as fallout from KVM. - Lots of minor fixes and changes for IEEE 754-2008 support to the FPU emulator / fp-assist software. - Minor Ralink, BCM47xx and bcm963xx platform support improvments. - Support SMP on BCM63168" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: (84 commits) MIPS: zboot: Add support for serial debug using the PROM MIPS: zboot: Avoid useless rebuilds MIPS: BMIPS: Enable ARCH_WANT_OPTIONAL_GPIOLIB MIPS: bcm63xx: nvram: Remove unused bcm63xx_nvram_get_psi_size() function MIPS: bcm963xx: Update bcm_tag field image_sequence MIPS: bcm963xx: Move extended flash address to bcm_tag header file MIPS: bcm963xx: Move Broadcom BCM963xx image tag data structure MIPS: bcm63xx: nvram: Use nvram structure definition from header file MIPS: bcm963xx: Add Broadcom BCM963xx board nvram data structure MAINTAINERS: Add KVM for MIPS entry MIPS: KVM: Add missing newline to kvm_err() MIPS: Move KVM specific opcodes into asm/inst.h MIPS: KVM: Use cacheops.h definitions MIPS: Break down cacheops.h definitions MIPS: Use EXCCODE_ constants with set_except_vector() MIPS: Update trap codes MIPS: Move Cause.ExcCode trap codes to mipsregs.h MIPS: KVM: Make kvm_mips_{init,exit}() static MIPS: KVM: Refactor added offsetof()s MIPS: KVM: Convert EXPORT_SYMBOL to _GPL ...
| * MIPS: BCM47xx: Support SPROM prefixes on other platformsRafał Miłecki2016-01-201-3/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BCM47XX platform has specific PCI setup because all buses share the same domain. It's different e.g. on ARM ARCH_BCM_5301X where each PCI bus gets its own domain (they are handled by iProc PCIe controller driver). As we want to make SPROM driver more generic, let's add an exception for BCM47xx. It was tested on BCM4706 (MIPS) and BCM4708A0 (ARM). Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/11969/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | ssb: pick SoC invariants code from MIPS BCM47xx archRafał Miłecki2015-12-161-38/+1
|/ | | | | | | | | | | | | There is code in ssb fetching "invariants" that is basically a set of board specific data. Every host requires its own implementation of reading function. In ssb we have support for PCI, PCMCIA & SDIO. For some (historical?) reason code reading "invariants" for SoC was placed in arch code and provided by a callback. This is not needed nowadays, so lets move that into ssb. This way we keep all "invariants" functions in a single module making code cleaner. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
* Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linusLinus Torvalds2015-11-152-25/+40
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull MIPS updates from Ralf Baechle: "These are the highlists of the main MIPS pull request for 4.4: - Add latencytop support - Support appended DTBs - VDSO support and initially use it for gettimeofday. - Drop the .MIPS.abiflags and ELF NOTE sections from vmlinux - Support for the 5KE, an internal test core. - Switch all MIPS platfroms to libata drivers. - Improved support, cleanups for ralink and Lantiq platforms. - Support for the new xilfpga platform. - A number of DTB improvments for BMIPS. - Improved support for CM and CPS. - Minor JZ4740 and BCM47xx enhancements" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: (120 commits) MIPS: idle: add case for CPU_5KE MIPS: Octeon: Support APPENDED_DTB MIPS: vmlinux: create a section for appended DTB MIPS: Clean up compat_siginfo_t MIPS: Fix PAGE_MASK definition MIPS: BMIPS: Enable GZIP ramdisk and timed printks MIPS: Add xilfpga defconfig MIPS: xilfpga: Add mipsfpga platform code MIPS: xilfpga: Add xilfpga device tree files. dt-bindings: MIPS: Document xilfpga bindings and boot style MIPS: Make MIPS_CMDLINE_DTB default MIPS: Make the kernel arguments from dtb available MIPS: Use USE_OF as the guard for appended dtb MIPS: BCM63XX: Use pr_* instead of printk MIPS: Loongson: Cleanup CONFIG_LOONGSON_SUSPEND. MIPS: lantiq: Disable xbar fpi burst mode MIPS: lantiq: Force the crossbar to big endian MIPS: lantiq: Initialize the USB core on boot MIPS: lantiq: Return correct value for fpi clock on ar9 MIPS: ralink: Add missing clock on rt305x ...
| * MIPS: BCM47xx: Fetch board info directly in callback functionRafał Miłecki2015-11-112-14/+18
| | | | | | | | | | | | | | | | | | | | | | | | | | This drops another symbol dependency between setup.c and sprom.c which will allow us to make SPROM code a separated module (and share it with ARM). Patch tested on Linksys WRT300N V1. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/11360/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| * MIPS: BCM47xx: Fix some WARNINGs pointed in sprom.c by checkpatch.plRafał Miłecki2015-11-111-9/+16
| | | | | | | | | | | | | | | | | | | | | | | | There are still few left: 1) Most of them about lines over 80 chars (increased readability exception) 2) Wrong parsing of preprocessor macros Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/11356/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| * MIPS: BCM47xx: Support on-SoC bus in SPROM reading functionRafał Miłecki2015-11-111-2/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | To support (extract) SPROM on Broadcom ARM devices we should separate SPROM code and make it a separated module. We won't want to export bcm47xx_fill_sprom symbol so we should support SoC SPROM in the standard fallback function and then modify ssb to use it. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/11355/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | ssb: add Kconfig entry for compiling SoC related codeRafał Miłecki2015-10-281-0/+1
|/ | | | | | | This allows saving a little of space when not using ssb on Broadcom SoC. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
* Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linusLinus Torvalds2015-09-031-2/+1
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull MIPS updates from Ralf Baechle: "This is the main pull request for 4.3 for MIPS. Here's the summary: Three fixes that didn't make 4.2-stable: - a -Os build might compile the kernel using the MIPS16 instruction set but the R2 optimized inline functions in <uapi/asm/swab.h> are implemented using 32-bit wide instructions which is invalid. - a build error in pgtable-bits.h for a particular kernel configuration. - accessing registers of the CM GCR might have been compiled to use 64 bit accesses but these registers are onl 32 bit wide. And also a few new bits: - move the ATH79 GPIO driver to drivers/gpio - the definition of IRQCHIP_DECLARE has moved to linux/irqchip.h, change ATH79 accordingly. - fix definition of pgprot_writecombine - add an implementation of dma_map_ops.mmap - fix alignment of quiet build output for vmlinuz link - BCM47xx: Use kmemdup rather than duplicating its implementation - Netlogic: Fix 0x0x prefixes of constants. - merge Bjorn Helgaas' series to remove most of the weak keywords from function declarations. - CP0 and CP1 registers are best considered treated as unsigned values to avoid large values from becoming negative values. - improve support for the MIPS GIC timer. - enable common clock framework for Malta and SEAD3. - a number of improvments and fixes to dump_tlb(). - document the MIPS TLB dump functionality in Magic SysRq. - Cavium Octeon CN68XX improvments. - NetLogic improvments. - irq: Use access helper irq_data_get_affinity_mask. - handle MSA unaligned accesses. - a number of R6-related math-emu fixes. - support for I6400. - improvments to MSA support. - add uprobes support. - move from deprecated __initcall to arch_initcall. - remove finish_arch_switch(). - IRQ cleanups by Thomas Gleixner. - migrate to new 'set-state' interface. - random small cleanups" * 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: (148 commits) MIPS: UAPI: Fix unrecognized opcode WSBH/DSBH/DSHD when using MIPS16. MIPS: Fix alignment of quiet build output for vmlinuz link MIPS: math-emu: Remove unused handle_dsemul function declaration MIPS: math-emu: Add support for the MIPS R6 MAX{, A} FPU instruction MIPS: math-emu: Add support for the MIPS R6 MIN{, A} FPU instruction MIPS: math-emu: Add support for the MIPS R6 CLASS FPU instruction MIPS: math-emu: Add support for the MIPS R6 RINT FPU instruction MIPS: math-emu: Add support for the MIPS R6 MSUBF FPU instruction MIPS: math-emu: Add support for the MIPS R6 MADDF FPU instruction MIPS: math-emu: Add support for the MIPS R6 SELNEZ FPU instruction MIPS: math-emu: Add support for the MIPS R6 SELEQZ FPU instruction MIPS: math-emu: Add support for the CMP.condn.fmt R6 instruction MIPS: inst.h: Add new MIPS R6 FPU opcodes MIPS: Octeon: Fix management port MII address on Kontron S1901 MIPS: BCM47xx: Use kmemdup rather than duplicating its implementation STAGING: Octeon: Use common helpers for determining interface and port MIPS: Octeon: Support interfaces 4 and 5 MIPS: Octeon: Set up 1:1 mapping between CN68XX PKO queues and ports MIPS: Octeon: Initialize CN68XX PKO STAGING: Octeon: Support CN68XX style WQE ...
| * MIPS: BCM47xx: Use kmemdup rather than duplicating its implementationAndrzej Hajda2015-09-031-2/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The patch was generated using fixed coccinelle semantic patch scripts/coccinelle/api/memdup.cocci [1]. [1]: http://permalink.gmane.org/gmane.linux.kernel/2014320 Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Rafał Miłecki <zajec5@gmail.com> Cc: Andrzej Hajda <a.hajda@samsung.com> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: linux-kernel@vger.kernel.org Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/10898/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | phy: fixed_phy: Add gpio to determine link up/down.Andrew Lunn2015-08-311-1/+1
|/ | | | | | | | | | An SFP module may have a link up/down status pin which can be connection to a GPIO line of the host. Add support for reading such an GPIO in the fixed_phy driver. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* MIPS: BCM47xx: Simplify handling SPROM revisionsRafał Miłecki2015-06-211-44/+9
| | | | | | | | | | | | | | After the big SPROM cleanup moving code to the bcm47xx_sprom_fill_auto we ended up with few tiny functions, two of them being identical. Let's get rid of these [12]-liners. This also stops extracting higher SPROM revisions as revision 1. Now we have that function nicely handling revisions we don't need it. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/10569/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47xx: Move NVRAM driver to the drivers/firmware/Rafał Miłecki2015-06-212-247/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | After Broadcom switched from MIPS to ARM for their home routers we need to have NVRAM driver in some common place (not arch/mips/). As explained in Kconfig, this driver is responsible for parsing SoC configuration data that is passed to the kernel in flash from the bootloader firmware called "CFE". We were thinking about putting it in bus directory, however there are two possible buses for MIPS: drivers/ssb/ and drivers/bcma/. So this won't fit there and this is why I would like to move this driver to the drivers/firmware/. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Reviewed-by: Paul Walmsley <paul@pwsan.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Seiji Aguchi <seiji.aguchi@hds.com> Cc: Greg Kroah-Hartman <gregkh@suse.de> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org> Cc: Mike Waychison <mikew@google.com> Cc: Roy Franz <roy.franz@linaro.org> Cc: Matt Fleming <matt.fleming@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Patchwork: https://patchwork.linux-mips.org/patch/10544/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47xx: Don't select BCMA_HOST_PCIRafał Miłecki2015-06-211-1/+0
| | | | | | | | | | | SoC may have non-Broadcom PCI device attached or one may want to use totally different PCI driver. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/10537/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47xx: Add helper variable for storing NVRAM lengthRafał Miłecki2015-06-211-21/+16
| | | | | | | | | | | | | | | | | This simplifies code just a bit (also maybe makes it a bit more intuitive?) and will allow us to stop storing header. Right now we copy whole NVRAM including its header to the internal buffer. It is not needed to store a header as we don't access all these details like CRC, flags, etc. The next improvement that should follow is copying only the real contents. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Cc: Arend van Spriel <arend@broadcom.com> Cc: Hante Meuleman <meuleman@broadcom.com> Patchwork: https://patchwork.linux-mips.org/patch/10535/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* mips: bcm47xx: allow retrieval of complete nvram contentsHante Meuleman2015-06-211-15/+45
| | | | | | | | | | | | | | | | | Host platforms such as routers supported by OpenWrt can support NVRAM reading directly from internal NVRAM store. The brcmfmac for one requires the complete nvram contents to select what needs to be sent to wireless device. Signed-off-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: Hante Meuleman <meuleman@broadcom.com> Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/10093/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47XX: Support Luxul XWR-1750 boardDan Haab2015-06-213-0/+26
| | | | | | | | | | Signed-off-by: Dan Haab <dhaab@luxul.com> Acked-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Dan Haab <dhaab@luxul.com> Patchwork: https://patchwork.linux-mips.org/patch/9831/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM77xx: Remove legacy __cpuinit{,data} sections that crept inPaul Gortmaker2015-06-211-1/+1
| | | | | | | | | | | | | | | We removed __cpuinit support (leaving no-op stubs) quite some time ago. However a few more crept in as of commit 6ee1d93455384cef8a0426effe85da2 ("MIPS: BCM47XX: Detect more then 128 MiB of RAM (HIGHMEM)") Since we want to clobber the stubs soon, get this removed now. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/9892/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47xx: Read board info for all bcma busesRafał Miłecki2015-06-212-25/+22
| | | | | | | | | | | | | | | | | | Extra bcma buses may be totally different models, see following dump: boardtype=0x0646 pci/1/1/boardtype=0x0545 pci/2/1/boardtype=0x62b We need to detect them properly to allow drivers apply some board specific hacks. [ralf@linux-mips.org: folded in Rafal's fix.] Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/10028/ Patchwork: https://patchwork.linux-mips.org/patch/10048/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47xx: Extract info about et2 interfaceRafał Miłecki2015-06-211-0/+6
| | | | | | | | | | | | | New devices may have more than 1 Ethernet core (device). We should extract info about them to make it available to Ethernet drivers. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Hante Meuleman <meuleman@broadcom.com> Cc: Ian Kent <raven@themaw.net> Patchwork: https://patchwork.linux-mips.org/patch/10027/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47xx: Extract all boardflags to new u32 fieldsRafał Miłecki2015-06-211-0/+3
| | | | | | | | | | | | | For years we planned to get rid of old u16 fields, let's start doing it with MIPS code. This process will take some time, it requires doing the same in ssb/bcma and then switching all drivers to new fields. This will be handled in separated patches submitted to appropriate trees. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/10026/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47XX: Simplify function looking for NVRAM entryRafał Miłecki2015-06-211-8/+5
| | | | | | | | | | | | | | | First of all it shouldn't modify copied NVRAM just to make sure it can loop over all entries. It's enough to just compare current position pointer with the end of buffer address. Secondly buffer is guaranteed to be \0 ended, so we don't need strnchr. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Hante Meuleman <meuleman@broadcom.com> Cc: Ian Kent <raven@themaw.net> Patchwork: https://patchwork.linux-mips.org/patch/10032/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BCM47XX: Make sure NVRAM buffer ends with \0Rafał Miłecki2015-06-211-4/+5
| | | | | | | | | | | | This will simplify reading its contents. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Hante Meuleman <meuleman@broadcom.com> Cc: Ian Kent <raven@themaw.net> Patchwork: https://patchwork.linux-mips.org/patch/10031/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* Merge branch '4.0-fixes' into mips-for-linux-nextRalf Baechle2015-04-131-2/+2
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| * MIPS: BCM47XX: Fix detecting Microsoft MN-700 & Asus WL500GRafał Miłecki2015-04-101-2/+2
| | | | | | | | | | | | | | | | | | | | | | Since the day of adding this code it was broken. We were iterating over a wrong array and checking for wrong NVRAM entry. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/9654/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47xx: Move filling most of SPROM to the generic functionRafał Miłecki2015-04-021-401/+204
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This simplifies code a lot by dropping many per-revision-group functions. There are still some paths left that use uncommon NVRAM read helpers or fill arrays. They will need to be handled in separated patch. I've tested this (by printing SPROM content) for regressions on: 1) BCM4704 (SPROM revision 2) 2) BCM4706 (SPROM revision 8 plus 11 & 9 on extra WiFi cards) The only difference is not reading board_type from SPROM rev 11 which is unsupported and treated as rev 1. This change for rev 1 is expected. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Jonas Gorski <jonas.gorski@gmail.com> Patchwork: https://patchwork.linux-mips.org/patch/9660/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47xx: Add generic function filling SPROM entriesRafał Miłecki2015-04-021-3/+29
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Handling many SPROM revisions became messy, we have tons of functions specific to various revision groups which are quite hard to track. For years there is yet another revision 11 asking for support, but adding it in current the form would make things even worse. To resolve this problem let's add new function with table-like entries that will contain revision bitmask for every SPROM variable. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Jonas Gorski <jonas.gorski@gmail.com> Patchwork: https://patchwork.linux-mips.org/patch/9659/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47xx: Devices database update for 4.1 (or 4.2?)Rafał Miłecki2015-04-023-0/+32
| | | | | | | | | | | | | | | | Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/9656/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47xx: Keep ID entries for non-standard devices togetherRafał Miłecki2015-04-021-28/+20
| | | | | | | | | | | | | | | | Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/9655/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47XX: Don't try guessing NVRAM size on MTD partitionRafał Miłecki2015-04-021-22/+14
| | | | | | | | | | | | | | | | | | | | | | | | When dealing with whole flash content (bcm47xx_nvram_init_from_mem) we need to find NVRAM start trying various partition sizes (nvram_sizes). This is not needed when using MTD as we have direct partition access. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/9652/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47XX: Increase NVRAM buffer size to 64 KiBRafał Miłecki2015-04-021-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | For years Broadcom devices use 64 KiB NVRAM partition size and some of them indeed have it filled in more than 50%. This change allows reading whole NVRAM e.g. on Netgear WNDR4500 and Netgear R8000. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/9651/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47XX: Include io.h directly and fix brace indentRafał Miłecki2015-04-021-1/+2
| | | | | | | | | | | | | | | | | | | | We use IO functions like readl & ioremap_nocache, so include linux/io.h Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: https://patchwork.linux-mips.org/patch/9650/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47XX: Fix coding style to match kernel standardsRafał Miłecki2015-04-018-30/+34
| | | | | | | | | | | | | | | | | | | | | | [ralf@linux-mips.org: Fixed conflicts.] Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Cc: Paul Walmsley <paul@pwsan.com> Patchwork: https://patchwork.linux-mips.org/patch/8665/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47xx: Move NVRAM header to the include/linux/.Rafał Miłecki2015-04-015-5/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | There are two reasons for having this header in the common place: 1) Simplifying drivers that read NVRAM entries. We will be able to safely call bcm47xx_nvram_* functions without #ifdef-s. 2) Getting NVRAM driver out of MIPS arch code. This is needed to support BCM5301X arch which also requires this NVRAM driver. Patch for that will follow once we get is reviewed. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Cc: Arnd Bergmann <arnd@arndb.de> Cc: Paul Walmsley <paul@pwsan.com> Cc: linux-soc@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/8619/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* | MIPS: BCM47XX: Use strnchr to avoid reading out of the bufferRafał Miłecki2015-04-011-2/+4
| | | | | | | | | | | | | | | | | | Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Paul Walmsley <paul@pwsan.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8662/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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