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* irqchips/bmips: Add bcm6345-l1 interrupt controllerSimon Arlott2016-02-081-2/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | Add the BCM6345 interrupt controller based on the SMP-capable BCM7038 and the BCM3380 but with packed interrupt registers. Add the BCM6345 interrupt controller to a list with the existing BCM7038 so that interrupts on CPU1 are not ignored. Update the maintainers file list for BMIPS to include this driver. Signed-off-by: Simon Arlott <simon@fire.lp0.eu> Cc: Mark Rutland <mark.rutland@arm.com> Cc: devicetree@vger.kernel.org Cc: Ian Campbell <ijc+devicetree@hellion.org.uk> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Jason Cooper <jason@lakedaemon.net> Cc: Pawel Moll <pawel.moll@arm.com> Cc: linux-mips@linux-mips.org Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: Kevin Cernekee <cernekee@gmail.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Jonas Gorski <jogo@openwrt.org> Cc: Kumar Gala <galak@codeaurora.org> Cc: Rob Herring <robh@kernel.org> Link: http://lkml.kernel.org/r/5651D176.6030908@simon.arlott.org.uk Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
* MIPS: bmips: Support SMP on BCM63168Simon Arlott2016-01-041-0/+1
| | | | | | | | | | | | The BCM63168 requires the same CPU1 fix as BCM6368. Signed-off-by: Simon Arlott <simon@fire.lp0.eu> Cc: Kevin Cernekee <cernekee@gmail.com> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: linux-mips@linux-mips.org Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org> Patchwork: https://patchwork.linux-mips.org/patch/11487/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: Make MIPS_CMDLINE_DTB defaultJonas Gorski2015-11-111-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | Seval of-enabled machines (bmips, lantiq, xlp, pistachio, ralink) copied the arguments from dtb to arcs_command_line to prevent the kernel from overwriting them. Since there is now an option to keep the dtb arguments, default to the new option remove the "backup" to arcs_command_line in case of USE_OF is enabled, except for those platforms that still take the bootloader arguments or do not use any at all. Signed-off-by: Jonas Gorski <jogo@openwrt.org> Cc: linux-mips@linux-mips.org Cc: Kevin Cernekee <cernekee@gmail.com> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com> Cc: James Hogan <james.hogan@imgtec.com> Cc: John Crispin <blogic@openwrt.org> Cc: Ganesan Ramalingam <ganesanr@broadcom.com> Cc: Jayachandran C <jchandra@broadcom.com> Cc: Andrew Bresticker <abrestic@chromium.org> Cc: James Hartley <james.hartley@imgtec.com> Patchwork: https://patchwork.linux-mips.org/patch/11285/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* mips/irq: prepare for drivers/irqchip/irqchip.h removalJoel Porquet2015-07-311-1/+1
| | | | | | | | | | | | | | | | | | The IRQCHIP_DECLARE macro migrated to 'include/linux/irqchip.h'. See commit 91e20b5040c67c51aad88cf87db4305c5bd7f79d ("irqchip: Move IRQCHIP_DECLARE macro to include/linux/irqchip.h"). This patch removes inclusions of private header 'drivers/irqchip/irqchip.h'and replaces them with the inclusion of 'include/linux/irqchip.h'. Signed-off-by: Joel Porquet <joel@porquet.org> Cc: vgupta@synopsys.com Cc: monstr@monstr.eu Cc: ralf@linux-mips.org Cc: jason@lakedaemon.net Link: http://lkml.kernel.org/r/3357968.0IznKtY3Q9@joel-zenbook Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
* MIPS: BMIPS: Accept UHI interface for passing a dtbJonas Gorski2015-06-211-0/+2
| | | | | | | | | | | | | | | | | | | | Detect and use passed dtb address using the UHI interface. This allows for booting with a vmlinux.bin appended dtb instead of using a built-in one. Signed-off-by: Jonas Gorski <jogo@openwrt.org> Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Cc: John Crispin <blogic@openwrt.org> Cc: Kevin Cernekee <cernekee@gmail.com> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Aaro Koskinen <aaro.koskinen@iki.fi> Cc: Markos Chandras <markos.chandras@imgtec.com> Cc: Andrew Bresticker <abrestic@chromium.org> Cc: Daniel Schwierzeck <daniel.schwierzeck@gmail.com> Cc: Paul Burton <paul.burton@imgtec.com> Cc: James Hartley <James.Hartley@imgtec.com> Patchwork: https://patchwork.linux-mips.org/patch/9742/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BMIPS: Add support for Broadcom BCM97435SVMBFlorian Fainelli2015-06-211-0/+4
| | | | | | | | | | | | | | | | | Add a DTS file and Kconfig entry for the BCM97435SVMB evaluation board using bcm7435.dtsi as an example. The current code needs some tweaking to allow us to use the dual-threaded dual BMIPS5200 CPUs, so for now we limit ourselves to allowing just a single CPU to be booted. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Cc: linux-mips@linux-mips.org Cc: blogic@openwrt.org Cc: cernekee@chromium.org Cc: Steven.Hill@imgtec.com Patchwork: https://patchwork.linux-mips.org/patch/9972/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BMIPS: restrict DTB selection to BMIPS_GENERICFlorian Fainelli2015-04-011-0/+4
| | | | | | | | | | | | | Since we are always sourcing arch/mips/bmips/Kconfig and there is no dependency on BMIPS_GENERIC, we will offer building BMIPS-related DTBs while this is not relevant for the other MIPS platforms. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Cc: linux-mips@linux-mips.org Cc: cernekee@gmail.com Cc: jaedon.shin@gmail.com Patchwork: https://patchwork.linux-mips.org/patch/9603/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BMIPS: Add DTS files for several platformsKevin Cernekee2015-04-011-0/+58
| | | | | | | | | | | | | | | | | | | | | | Most of the supported chips use legacy (non-DT) bootloaders, so they will need to select an appropriate builtin DTB at compile time until the bootloader is updated. Provide suitable DTS files, and a means to compile one of them into the kernel image. Signed-off-by: Kevin Cernekee <cernekee@gmail.com> Signed-off-by: Jaedon Shin <jaedon.shin@gmail.com> Cc: f.fainelli@gmail.com Cc: abrestic@chromium.org Cc: tglx@linutronix.de Cc: jason@lakedaemon.net Cc: jogo@openwrt.org Cc: arnd@arndb.de Cc: computersforpeace@gmail.com Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/8858/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BMIPS: Delete the irqchip driver from irq.cKevin Cernekee2015-04-011-172/+17
| | | | | | | | | | | | | | | | | | | | | | | BCM3384/BCM63xx can use the common drivers/irqchip/irq-bcm7120-l2.c for this purpose; BCM7xxx will use drivers/irqchip/irq-bcm7038-l1.c. We no longer need this code under arch/mips. [ralf@linux-mips.org: Fix conflicts.] Signed-off-by: Kevin Cernekee <cernekee@gmail.com> Cc: f.fainelli@gmail.com Cc: jaedon.shin@gmail.com Cc: abrestic@chromium.org Cc: tglx@linutronix.de Cc: jason@lakedaemon.net Cc: jogo@openwrt.org Cc: arnd@arndb.de Cc: computersforpeace@gmail.com Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/8853/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BMIPS: Add quirks for several Broadcom platformsKevin Cernekee2015-04-011-2/+99
| | | | | | | | | | | | | | | | | | | | | A couple of chips require special handling in order to make SMP secondary boot and/or exception vectors work correctly. Take care of these in setup.c. Signed-off-by: Kevin Cernekee <cernekee@gmail.com> Cc: f.fainelli@gmail.com Cc: jaedon.shin@gmail.com Cc: abrestic@chromium.org Cc: tglx@linutronix.de Cc: jason@lakedaemon.net Cc: jogo@openwrt.org Cc: arnd@arndb.de Cc: computersforpeace@gmail.com Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/8852/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BMIPS: Remove bogus bus nameKevin Cernekee2015-04-011-1/+1
| | | | | | | | | | | | | | | | | | | There is no "bcm3384" bus so let's just remove it to avoid confusion. Signed-off-by: Kevin Cernekee <cernekee@gmail.com> Cc: f.fainelli@gmail.com Cc: jaedon.shin@gmail.com Cc: abrestic@chromium.org Cc: tglx@linutronix.de Cc: jason@lakedaemon.net Cc: jogo@openwrt.org Cc: arnd@arndb.de Cc: computersforpeace@gmail.com Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/8851/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: BMIPS: Rewrite DMA code to use "dma-ranges" propertyKevin Cernekee2015-04-011-32/+68
| | | | | | | | | | | | | | | | | | | | This is a more standardized way of handling DMA remapping, and it is suitable for the memory map found on BCM3384. Signed-off-by: Kevin Cernekee <cernekee@gmail.com> Cc: f.fainelli@gmail.com Cc: jaedon.shin@gmail.com Cc: abrestic@chromium.org Cc: tglx@linutronix.de Cc: jason@lakedaemon.net Cc: jogo@openwrt.org Cc: arnd@arndb.de Cc: computersforpeace@gmail.com Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/8850/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
* MIPS: bcm3384: Rename "bcm3384" target to "bmips"Kevin Cernekee2015-04-015-0/+379
This platform is configured primarily through device tree, and we can reuse the same code to support a bunch of other chips. Change the name to reflect this. [ralf@linux-mips.org: Fix conflicts with other patches.] Signed-off-by: Kevin Cernekee <cernekee@gmail.com> Cc: f.fainelli@gmail.com Cc: jaedon.shin@gmail.com Cc: abrestic@chromium.org Cc: tglx@linutronix.de Cc: jason@lakedaemon.net Cc: jogo@openwrt.org Cc: computersforpeace@gmail.com Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/8838/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>