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path: root/drivers/reset/reset-socfpga.c
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2015-08-03reset: socfpga: Update reset-socfpga to read the altr,modrst-offset propertyDinh Nguyen1-6/+13
In order for the Arria10 to be able to re-use the reset driver for SoCFPGA Cyclone5/Arria5, we need to read the 'altr,modrst-offset' property from the device tree entry. The 'altr,modrst-offset' property is the first register into the reset manager that is used for bringing peripherals out of reset. The driver assumes a modrst-offset of 0x10 in order to support legacy Cyclone5/Arria5 hardware. Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
2014-12-15Merge tag 'driver-core-3.19-rc1' of ↵Linus Torvalds1-1/+0
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core update from Greg KH: "Here's the set of driver core patches for 3.19-rc1. They are dominated by the removal of the .owner field in platform drivers. They touch a lot of files, but they are "simple" changes, just removing a line in a structure. Other than that, a few minor driver core and debugfs changes. There are some ath9k patches coming in through this tree that have been acked by the wireless maintainers as they relied on the debugfs changes. Everything has been in linux-next for a while" * tag 'driver-core-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (324 commits) Revert "ath: ath9k: use debugfs_create_devm_seqfile() helper for seq_file entries" fs: debugfs: add forward declaration for struct device type firmware class: Deletion of an unnecessary check before the function call "vunmap" firmware loader: fix hung task warning dump devcoredump: provide a one-way disable function device: Add dev_<level>_once variants ath: ath9k: use debugfs_create_devm_seqfile() helper for seq_file entries ath: use seq_file api for ath9k debugfs files debugfs: add helper function to create device related seq_file drivers/base: cacheinfo: remove noisy error boot message Revert "core: platform: add warning if driver has no owner" drivers: base: support cpu cache information interface to userspace via sysfs drivers: base: add cpu_device_create to support per-cpu devices topology: replace custom attribute macros with standard DEVICE_ATTR* cpumask: factor out show_cpumap into separate helper function driver core: Fix unbalanced device reference in drivers_probe driver core: fix race with userland in device_add() sysfs/kernfs: make read requests on pre-alloc files use the buffer. sysfs/kernfs: allow attributes to request write buffer be pre-allocated. fs: sysfs: return EGBIG on write if offset is larger than file size ...
2014-11-04reset: add socfpga_reset_statusDinh Nguyen1-0/+15
Populate the reset_status callback for SOCFPGA. Signed-off-by: Alan Tull <atull@opensource.altera.com> Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2014-10-20reset: drop owner assignment from platform_driversWolfram Sang1-1/+0
A platform_driver does not need to set an owner, it will be populated by the driver core. Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
2014-04-26reset: add driver for socfpgaSteffen Trumtrar1-0/+146
Add a reset-controller driver for the socfpga platform. The reset-controller has four banks with up to 32 entries all encapsulated in one module block. Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de> Acked-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Dinh Nguyen <dinguyen@altera.com> --- Notes: Changes since v2: - remove superfluous ret in probe function - add Acked-by Changes since v1: - use BITS_PER_LONG everywhere instead of MAX_BANK_WIDTH - print pdev->dev.of_node->full_name on error - use proper IS_ERR/PTR_ERR