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Add initial support for the r7272100 SoC including:
- Single Cortex-A9 CPU Core
- GIC
No static virtual mappings are used, all the components
make use of ioremap(). DT_MACHINE_START is still wrapped
in CONFIG_USE_OF to match other mach-shmobile code.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Koelsch base board support making use of 2 GiB of memory,
the r8a7791 SoC with the SCIF0 serial port and CA15 with
CMT timer.
Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: Ryo Kataoka <ryo.kataoka.wt@renesas.com>
[damm@opensource.se: Forward ported to upstream, dropped not-yet-ready SMP/PFC]
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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This patch enables R-Car sound,
AK4643 (CN19) and AK4554 (CN20/CN21) codec chip
on Bock-W.
But, it supports PIO transfer only at this point.
User can check sound settings (Dip-switch/PFC etc)
via this patch, but will get under/over flow error
when playback/capture.
Because PIO transfer via SSI will be interrupted
"sampling rate" times per 1 second.
DMA transfer will be supported when HPB-DMAC was
enabled on r8a7778.
You will notice strange ALSA sound card HW
numbering on Bock-W board.
This came from AK4554 strange format on playback/capture.
The format on playback/capture is same on "normal" codec chip,
but AK4554 was different.
Because of that, AK4554 playback/capture are
registered as a different sound card.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
[horms+renesas@verge.net.au: squashed cleanup of SND_SOC_xxx in
Kconfig by Kuninori Morimoto]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add initial support for the r8a7791 SoC including:
- Single Cortex-A15 CPU Core
- GIC
No static virtual mappings are used, all the components
make use of ioremap(). DT_MACHINE_START is still wrapped
in CONFIG_USE_OF to match other mach-shmobile code.
Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com>
Signed-off-by: Ryo Kataoka <ryo.kataoka.wt@renesas.com>
[damm@opensource.se: Forward ported to upstream, dropped not-yet-ready code]
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM Renesas SoC cleanup, refactoring and more SMP support from Kevin Hilman:
"Lots of cleanup and refactoring and some SMP additions for Renesas
platforms. Due to some inter-dependencies with other arm-soc
branches, this Renesas stuff was separated out for sending after the
other branches were merged.
Highlights:
- remove unused board support and cleanup of unused headers
- refactoring of init and device registration
- simplify IRQ initialization"
* tag 'renesas-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (68 commits)
ARM: shmobile: Per-CPU SMP boot / sleep code for SCU SoCs
ARM: shmobile: Introduce per-CPU SMP boot / sleep code
ARM: shmobile: Use shared SCU CPU Hotplug code on r8a7779
ARM: shmobile: Use shared SCU CPU Hotplug code on sh73a0
ARM: shmobile: Add shared SCU CPU Hotplug code
ARM: shmobile: Use shared SCU SMP boot code on emev2
ARM: shmobile: Use shared SCU SMP boot code on r8a7779
ARM: shmobile: Use shared SCU SMP boot code on sh73a0
ARM: shmobile: Introduce shared SCU SMP boot code
ARM: shmobile: sh73a0: Remove global GPIO_NR definition
ARM: shmobile: kzm9d: remove nfsroot settings from bootargs
ARM: shmobile: armadillo800eva: remove nfsroot settings from bootargs
ARM: shmobile: r8a7779: move r8a7779_init_irq_xxx() to setup
ARM: shmobile: r8a7740: move r8a7740_init_irq_of() to setup
ARM: shmobile: bockw: add missing __initdata
ARM: shmobile: r8a7790: add missing __initdata
ARM: shmobile: r8a7779: add missing __initdata
ARM: shmobile: Remove unused shmobile_init_time()
ARM: shmobile: Use clocksource_of_init() on r8a7790
ARM: shmobile: Use default ->init_time() on KZM9G DT ref
...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC board updates from Olof Johansson:
"Board updates for 3.12. Again, a bit of domain overlap with SoC and
DT branches, but most of this is around legacy code and board support.
We've found that platform maintainers have a hard time separating all
of these out and might move towards fewer branches for next release.
- Removal of a number of Marvell Kirkwood board files, since contents
is now common and mostly configured via DT.
- Device-tree updates for Marvell Dove, including irqchip and
clocksource setup.
- Defconfig updates. Gotta go somewhere. One new one for Renesas
Lager.
- New backlight drivers for backlights used on Renesas shmobile
platforms.
- Removal of Renesas leds driver.
- Shuffling of some of the new Broadcom platforms to give room for
others in the same mach directory. More in 3.13"
* tag 'boards-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (67 commits)
mmc: sdhci-bcm-kona: Staticize sdhci_bcm_kona_card_event
mmc: sdhci-bcm-kona: Remove unneeded version.h inclusion
ARM: bcm: Make secure API call optional
ARM: DT: binding fixup to align with vendor-prefixes.txt (drivers)
ARM: mmc: fix NONREMOVABLE test in sdhci-bcm-kona
ARM: bcm: Rename board_bcm
mmc: sdhci-bcm-kona: make linker-section warning go away
ARM: tegra: defconfig updates
ARM: dove: add initial DT file for Globalscale D2Plug
ARM: dove: add GPIO IR receiver node to SolidRun CuBox
ARM: dove: add common pinmux functions to DT
ARM: dove: add cpu device tree node
ARM: dove: update dove_defconfig with SI5351, PCI, and xHCI
arch/arm/mach-kirkwood: Avoid using ARRAY_AND_SIZE(e) as a function argument
ARM: kirkwood: fix DT building and update defconfig
ARM: kirkwood: Remove all remaining trace of DNS-320/325 platform code
ARM: configs: disable DEBUG_LL in bcm_defconfig
ARM: bcm281xx: Board specific reboot code
ARM bcm281xx: Turn on socket & network support.
ARM: bcm281xx: Turn on L2 cache.
...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC platform changes from Olof Johansson:
"This branch contains mostly additions and changes to platform
enablement and SoC-level drivers. Since there's sometimes a
dependency on device-tree changes, there's also a fair amount of
those in this branch.
Pieces worth mentioning are:
- Mbus driver for Marvell platforms, allowing kernel configuration
and resource allocation of on-chip peripherals.
- Enablement of the mbus infrastructure from Marvell PCI-e drivers.
- Preparation of MSI support for Marvell platforms.
- Addition of new PCI-e host controller driver for Tegra platforms
- Some churn caused by sharing of macro names between i.MX 6Q and 6DL
platforms in the device tree sources and header files.
- Various suspend/PM updates for Tegra, including LP1 support.
- Versatile Express support for MCPM, part of big little support.
- Allwinner platform support for A20 and A31 SoCs (dual and quad
Cortex-A7)
- OMAP2+ support for DRA7, a new Cortex-A15-based SoC.
The code that touches other architectures are patches moving MSI
arch-specific functions over to weak symbols and removal of
ARCH_SUPPORTS_MSI, acked by PCI maintainers"
* tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (266 commits)
tegra-cpuidle: provide stub when !CONFIG_CPU_IDLE
PCI: tegra: replace devm_request_and_ioremap by devm_ioremap_resource
ARM: tegra: Drop ARCH_SUPPORTS_MSI and sort list
ARM: dts: vf610-twr: enable i2c0 device
ARM: dts: i.MX51: Add one more I2C2 pinmux entry
ARM: dts: i.MX51: Move pins configuration under "iomuxc" label
ARM: dtsi: imx6qdl-sabresd: Add USB OTG vbus pin to pinctrl_hog
ARM: dtsi: imx6qdl-sabresd: Add USB host 1 VBUS regulator
ARM: dts: imx27-phytec-phycore-som: Enable AUDMUX
ARM: dts: i.MX27: Disable AUDMUX in the template
ARM: dts: wandboard: Add support for SDIO bcm4329
ARM: i.MX5 clocks: Remove optional clock setup (CKIH1) from i.MX51 template
ARM: dts: imx53-qsb: Make USBH1 functional
ARM i.MX6Q: dts: Enable I2C1 with EEPROM and PMIC on Phytec phyFLEX-i.MX6 Ouad module
ARM i.MX6Q: dts: Enable SPI NOR flash on Phytec phyFLEX-i.MX6 Ouad module
ARM: dts: imx6qdl-sabresd: Add touchscreen support
ARM: imx: add ocram clock for imx53
ARM: dts: imx: ocram size is different between imx6q and imx6dl
ARM: dts: imx27-phytec-phycore-som: Fix regulator settings
ARM: dts: i.MX27: Remove clock name from CPU node
...
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Conflicts:
arch/arm/mach-shmobile/Makefile.boot
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Convert the marzen board to use DT_MACHINE_START. With this in
place all mach-shmobile boards use DT_MACHINE_START. Also, this
makes it possible for the r8a7779 SMP code to use DT for CPUs.
Signed-off-by: Magnus Damm <damm@opensource.se>
[horms+renesas@verge.net.au: Select USE_OF in Kconfig]
[horms+renesas@verge.net.au: Provide dt_compat in DT_MACHINE_START]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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This patch adds a sample DT-based Bock-W "reference" implementation.
The use of platform-specific C-code should be avoided
with this configuration as much as possible.
This patch adds new r8a7778_add_dt_devices() which was same stance
of r8a7790_add_dt_devices()
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Remove support for the sh73a0 based ag5evm board.
The sh73a0 SoC is continued to be supported using
the kzm9g board.
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Remove support for the sh73a0 based kota2 board.
The sh73a0 SoC is continued to be supported using
the kzm9g board.
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Move the timer configuration bits to allow use in
case of ARCH_SHMOBILE or ARCH_SHMOBILE_MULTI.
The timers all make use of the regular driver model
so they are safe to enable for ARCH_MULTIPLATFORM.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Enable build of EMEV2 and KZM9D DT Reference in
case of ARCH_MULTIPLATFORM and ARCH_SHMOBILE_MULTI.
IS_ENABLED() is leaves the clock-emev2.c file out
in case of COMMON_CLK=y.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add ARCH_SHMOBILE_MULTI to mach-shmobile that can be used
to enable ARCH_MULTIPLATFORM on selected SoCs and boards.
The headers stay under arch/arm/mach-shmobile/include/mach/
for now, they can and will be migrated independently over time.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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34767f8dccc326026f97cd63f759dd36bd83502d
(ARM: mach-shmobile: select the fixed regulator driver on several boards)
decided to select fixed regulator driver on Kconfig.
BockW follows same style.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
[horms+renesas@verge.net.au: Change mach-shmobile to shmobile in changelog]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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This is sufficient to allow boot of the Lager board with
a console without boards-lager.c compiled into the kernel.
This is an example of a minimal but still useful initialisation
of the board using DT as much as possible.
As such it is the same as the boot of Lager that can be achieved
without a board file. The intention of adding this file
is to facilitate further work to allow board specific devices to be
initialised via DT.
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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This patch adds a sample DT-based APE6EVM "reference" implementation. The
use of platform-specific C-code should be avoided with this configuration
as much as possible.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Update the r8a73a4 code to allow using other
timers than Arch timer for clock event
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Update the r8a7790 code to allow using other
timers than Arch timer for clock events.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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This patch adds support for the Z-clock on r8a73a4 SoCs, which is driving
the Cortex A15 core, and a "cpufreq-cpu0" platform device. Adding an
"operating-points" property to the CPU0 DT node and a regulator, this
patch allows platforms to use the generic cpufreq-cpu0 driver to use
SoC's DVFS capabilities.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add a DT reference implementation for the KZM9D board.
Only DT devices are used in this case. UART, STI, GPIO
and SMP / GIC are all provided by emev2.dtsi.
There is still a board specific C file used for enabling
legacy SH clocks. This file will be removed after we have
moved over to common clocks.
Signed-off-by: Magnus Damm <damm@opensource.se>
[horms+renesas@verge.net.au: Do not include trailing blank line in
board-kzm9d-reference.c ]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Pull ARM updates from Russell King:
"This contains the usual updates from other people (listed below) and
the usual random muddle of miscellaneous ARM updates which cover some
low priority bug fixes and performance improvements.
I've started to put the pull request wording into the merge commits,
which are:
- NoMMU stuff:
This includes the following series sent earlier to the list:
- nommu-fixes
- R7 Support
- MPU support
I've left out the ARCH_MULTIPLATFORM/!MMU stuff that Arnd and I
were discussing today until we've reached a conclusion/that's had
some more review.
This is rebased (and re-tested) on your devel-stable branch because
otherwise there were going to be conflicts with Uwe's V7M work now
that you've merged that. I've included the fix for limiting MPU to
CPU_V7.
- Huge page support
These changes bring both HugeTLB support and Transparent HugePage
(THP) support to ARM. Only long descriptors (LPAE) are supported
in this series.
The code has been tested on an Arndale board (Exynos 5250).
- LPAE updates
Please pull these miscellaneous LPAE fixes I've been collecting for
a while now for 3.11. They've been tested and reviewed by quite a
few people, and most of the patches are pretty trivial. -- Will Deacon.
- arch_timer cleanups
Please pull these arch_timer cleanups I've been holding onto for a
while. They're the same as my last posting, but have been rebased
to v3.10-rc3.
- mpidr linearisation (multiprocessor id register - identifies which
CPU number we are in the system)
This patch series that implements MPIDR linearization through a
simple hashing algorithm and updates current cpu_{suspend}/{resume}
code to use the newly created hash structures to retrieve context
pointers. It represents a stepping stone for the implementation of
power management code on forthcoming multi-cluster ARM systems.
It has been tested on TC2 (dual cluster A15xA7 system), iMX6q,
OMAP4 and Tegra, with processors hitting low-power states requiring
warm-boot resume through the cpu_resume code path"
* 'for-linus' of git://git.linaro.org/people/rmk/linux-arm: (77 commits)
ARM: 7775/1: mm: Remove do_sect_fault from LPAE code
ARM: 7777/1: Avoid extra calls to the C compiler
ARM: 7774/1: Fix dtb dependency to use order-only prerequisites
ARM: 7770/1: remove residual ARMv2 support from decompressor
ARM: 7769/1: Cortex-A15: fix erratum 798181 implementation
ARM: 7768/1: prevent risks of out-of-bound access in ASID allocator
ARM: 7767/1: let the ASID allocator handle suspended animation
ARM: 7766/1: versatile: don't mark pen as __INIT
ARM: 7765/1: perf: Record the user-mode PC in the call chain.
ARM: 7735/2: Preserve the user r/w register TPIDRURW on context switch and fork
ARM: kernel: implement stack pointer save array through MPIDR hashing
ARM: kernel: build MPIDR hash function data structure
ARM: mpu: Ensure that MPU depends on CPU_V7
ARM: mpu: protect the vectors page with an MPU region
ARM: mpu: Allow enabling of the MPU via kconfig
ARM: 7758/1: introduce config HAS_BANDGAP
ARM: 7757/1: mm: don't flush icache in switch_mm with hardware broadcasting
ARM: 7751/1: zImage: don't overwrite ourself with a page table
ARM: 7749/1: spinlock: retry trylock operation if strex fails on free lock
ARM: 7748/1: oabi: handle faults when loading swi instruction from userspace
...
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC device tree changes from Arnd Bergmann:
"These changes from 30 individual branches for the most part update
device tree files, but there are also a few source code changes that
have crept in this time, usually in order to atomically move over a
driver from using hardcoded data to DT probing.
A number of platforms change their DT files to use the C preprocessor,
which is causing a bit of churn, but that is hopefully only this once"
* tag 'dt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (372 commits)
ARM: at91: dt: rm9200ek: add spi support
ARM: at91: dt: rm9200: add spi support
ARM: at91/DT: at91sam9n12: add SPI DMA client infos
ARM: at91/DT: sama5d3: add SPI DMA client infos
ARM: at91/DT: fix SPI compatibility string
ARM: Kirkwood: Fix the internal register ranges translation
ARM: dts: bcm281xx: change comment to C89 style
ARM: mmc: bcm281xx SDHCI driver (dt mods)
ARM: nomadik: add the new clocks to the device tree
clk: nomadik: implement the Nomadik clocks properly
ARM: dts: omap5-uevm: Provide USB Host PHY clock frequency
ARM: dts: omap4-panda: Fix DVI EDID reads
ARM: dts: omap4-panda: Add USB Host support
arm: mvebu: enable mini-PCIe connectors on Armada 370 RD
ARM: shmobile: irqpin: add a DT property to enable masking on parent
ARM: dts: AM43x EPOS EVM support
ARM: dts: OMAP5: Add bandgap DT entry
ARM: dts: AM33XX: Add pinmux configuration for CPSW to am335x EVM
ARM: dts: AM33XX: Add pinmux configuration for CPSW to EVMsk
ARM: dts: AM33XX: Add pinmux configuration for CPSW to beaglebone
...
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git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/soc
From Simon Horman:
Renesas ARM based SoC boot cleanup for v3.11
Work by Magnus Damm and others to clean up the boot of and move
things closer to supporting multi-arch.
As a side effect of this work it was decided to remove support for
two boards, Bonito and AP4EVB. Those patches are included in this
series as they depend on earlier patches in the series.
* tag 'renesas-cleanup-boot-for-v3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
ARM: shmobile: Remove Bonito board support
ARM: shmobile: Remove AP4EVB board support
ARM: shmobile: Remove mach/memory.h
ARM: shmobile: Remove MEMORY_START/SIZE
ARM: shmobile: Enable ARM_PATCH_PHYS_VIRT
ARM: shmobile: Remove old SCU boot code
ARM: shmobile: EMEV2 SMP with SCU boot fn and args
ARM: shmobile: sh73a0 SMP with SCU boot fn and args
ARM: shmobile: r8a7779 SMP with SCU boot fn and args
ARM: shmobile: Add SCU boot function using argument
ARM: shmobile: Add SMP boot function and argument
ARM: shmobile: Rework sh7372 sleep code to use virt_to_phys()
ARM: shmobile: Remove romImage CONFIG_MEMORY_START
ARM: shmobile: Let romImage rely on default ATAGS
ARM: shmobile: uImage load address rework
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Remove board support for the r8a7740 based Bonito board
The r8a7740 SoC support code is still kept around since it
is in use by the Armadillo800eva board which is basically a more
recent board where the design is based on Bonito.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Remove board support for the sh7372 based AP4EVB board
The sh7372 SoC support code is still kept around since it
is in use by the Mackerel board which is basically a more
recent board where the design is based on AP4EVB.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Remove CONFIG_MEMORY_START and CONFIG_MEMORY_SIZE from mach-shmobile.
Boards should use DT to specify their memory setup. Boards that still
not support DT may pass ATAGS with memory information from the boot
loader. If those ATAGS turn out to be incorrect then appended DTB with
memory information should be used as a workaround.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add USB clock and EHCI, OHCI, and USB PHY platform devices for R8A7778 SoC; add
a function to register PHY device with board-specific platform data and register
EHCI and OHCI platfrom devices from the init_late() board method.
Also, don't forget to enable CONFIG_ARCH_HAS_[EO]HCI options for R8A7778 SoC in
Kconfig...
The patch has been tested on the BOCK-W board.
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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This branch acts as a base for adding USB support to
r8A7778/BOCK-W and r8A7779/Marzen.
It includes the soc branch to provide dependencies in
the r8A7778 clock code.
It includes pinmux to provide pinmux initialisation for Bock-W
which is a dependency.
Conflicts:
arch/arm/mach-shmobile/Kconfig
arch/arm/mach-shmobile/include/mach/r8a7778.h
arch/arm/mach-shmobile/setup-r8a7778.c
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In 8a4da6e: "arm: arch_timer: move core to drivers/clocksource", the
selection of ARM_ARCH_TIMER was indirected via HAVE_ARM_ARCH_TIMER,
though mach-exynos's selection of ARM_ARCH_TIMER was missed, and since
then mach-shmobile, mach-tegra, and mach-virt have begun selecting
ARM_ARCH_TIMER. This can lead to architected timer support erroneously
appearing to not be selected in menuconfig.
This patch fixes up the Kconfigs for those platforms to select
HAVE_ARM_ARCH_TIMER.
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Cc: Kukjin Kim <kgene.kim@samsung.com>
Cc: Marc Zyngier <marc.zyngier@arm.com>
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This patch enables the use of the generic cpufreq-cpu0 driver on sh73a0.
Providing a regulator, a list of OPPs in DT, combined with a virtual
cpufreq-cpu0 platform device and a clock, attached to it is everything,
the cpufreq-cpu0 driver needs. The first sh73a0 platform, implementing
such CPUFreq support is kzm9g-reference.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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The correct model name is R-Car M1A or R8A77781; R8A77780 corresponds to R-Car
M1S which is a SH based SoC.
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
[horms+renesas@verge.net.au: manually applied]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Provide alternate board code for the Armadillo800EVA to demonstrate how
DT may be used given the current state of driver device tree support.
This is intended to act as a reference for mach-shmobile developers.
This a rather bare bone version with the following devices supported:
- GIC
- irqpins
- i2c0/1
- touchscreen
Signed-off-by: Bastian Hecht <hechtb+renesas@gmail.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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This patch adds SMSC ethernet support on Bock-W
Bock-W SMSC needs FPGA settings which enables interrupt.
This patch does it on bockw_init() function.
As notes for future, this FPGA settings should be updated,
since this FPGA is using cascaded interrupt.
Current code is assuming that this FPGA interrupt user is only SMSC.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Lager base board support making use of 2 GiB of memory,
the r8a7790 SoC with the SCIF0 serial port and CA15 with
ARM architected timer.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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V3 of APE6EVM base board support making use of
1 GiB of memory, the SCIFA0 serial port and
ARM architected timer.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add basic Bock-W board support
More devices will be added on top of this patch after
PICNTRL and clock framework are in better shape.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Second round of Renesas ARM and SH based SoC pinmux updates for v3.10
Highlights:
* Compilation fixes for sh7269 and for when CONFIG_BUG is not set
* sh-pfc Support for r8a73a4 SoC
* Move GPIOs handling from the PFC device to separate GPIO devices on the r8a7779 SoC
This pull request is based on a merge of:
git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas renesas-pinmux-for-v3.10
git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas renesas-soc2-for-v3.10
This merge is made to supply run-time dependencies for the following
patches that will bea added on top:
ARM: shmobile: APE6EVM LAN9220 support
ARM: shmobile: APE6EVM PFC support
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Add a platform device for the r8a7790 PFC.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add IRQC interrupt controller support to r8a7790 by
hooking up a single IRQC instances to handle 4 external
IRQ signals. The IRQC controller is tied to SPIs of
the GIC. On r8a7790 the external IRQ pins routing is
handled by the PFC which is excluded from this patch.
Both platform devices and DT devices are added in this
patch. The platform device versions are used to provide
a static interrupt map configuration for board code
written in C.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add initial support for the r8a7790 SoC including:
- Single Cortex-A15 CPU Core
- GIC
- Architecture timer
No static virtual mappings are used, all the components
make use of ioremap(). DT_MACHINE_START is still wrapped
in CONFIG_USE_OF to match other mach-shmobile code.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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With the added capabilty of the intc_irqpin driver to handle shared
external IRQs, all prerequisites are fulfilled and we are ready to
migrate completely to GIC. This includes the following steps:
- Kconfig: select ARM_GIC and RENESAS_INTC_IRQPIN
- intc-r8a7740: Throw out all legacy INTC code and init the GIC. We need
to mask out all shared IRQs as it is needed by the
shared intc_irqpin driver.
- setup-r8a7740: Add 4 irqpin devices to handle external IRQs and update
all IRQ numbers to point to the GIC SPI.
- board-armadillo: Update all IRQ numbers to point to the GIC SPI.
- pfc-r8a7740: Update all IRQ numbers of the GPIOs to point to the GIC
SPI.
Signed-off-by: Bastian Hecht <hechtb+renesas@gmail.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add initial support for the R8A7778 R-Car M1A SoC.
No static virtual mappings are used, all the components
make use of ioremap().
DT_MACHINE_START is still wrapped
in CONFIG_USE_OF to match other mach-shmobile code.
It is based on v1.0 datasheet
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add a platform device for the r8a73a4 PFC.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Add IRQC interrupt controller support to r8a73a4 by
hooking up two IRQC instances to handle 58 external
IRQ signals. There IRQC controllers are tied to SPIs
of the GIC. On r8a73a4 exact IRQ pin routing is handled
by the PFC which is excluded from this patch.
Both platform devices and DT devices are added in this
patch. The platform device versions are used to provide
a static interrupt map configuration for board code
written in C.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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V3 of initial support for the r8a73a4 SoC including:
- Single Cortex-A15 CPU Core
- GIC
- Architecture timer
No static virtual mappings are used, all the components
make use of ioremap(). DT_MACHINE_START is still wrapped
in CONFIG_USE_OF to match other mach-shmobile code.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Reference kernel configurations for armadillo800eva and kzm9g boards do not
have to depend on their respective "legacy" configurations, doing device
instantiation in .c, they can be configured and built independently.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
[horms+renesas@verge.net.au: created separate patch for kzm9g portion]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Provide alternate board code for the kzm9g to demonstrate
how DT may be used given the current state of driver
device tree support. This is intended to act as a reference
for mach-shmobile developers.
Some notes:
* Brings up the GIC interrupt handler using device tree
* Brings up the following device using device tree:
- MMCIF (MMC)
* Does not bring up the INTC interrupt controller at all,
thus external devices may not be used. In particular,
the SMSC ethernet device may not be used and thus
NFS root may not be used.
* Uses existing C code and not device tree to initialise the following,
which are needed for a working board:
- SCIF (Serial)
- CMT (Clock)
- PFC (GPIO)
To use this alternate board code instead of the normal board code,
CONFIG_MACH_KZM9G_REFERENCE should be selected in the kernel config.
And the sh73a0-kzm9g-reference.dtb flattened device tree blob should be used.
Includes fix by Thierry Reding to no longer use gic_handle_irq()
Includes fixes by Guennadi Liakhovetski for recent pinmux changes.
Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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