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devicetree-for-4.215801169a · ·
Devicetree updates for v4.21: - Initial support for DT bindings using json-schema language. This is the start of converting DT bindings from free-form text to a structured format. - Reworking of initrd address initialization. This moves to using the phys address instead of virt addr in the DT parsing code. This rework was motivated by CONFIG_DEV_BLK_INITRD causing unnecessary rebuilding of lots of files. - Fix stale phandle entries in phandle cache - DT overlay validation improvements. This exposed several memory leak bugs which have been fixed. - Use node name and device_type helper functions in DT code - Last remaining conversions to using %pOFn printk specifier instead of device_node.name directly - Create new common RTC binding doc and move all trivial RTC devices out of trivial-devices.txt. - New bindings for Freescale MAG3110 magnetometer, Cadence Sierra PHY, and Xen shared memory - Update dtc to upstream version v1.4.7-57-gf267e674d145
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gpio-v4.21-1a7c23f8d · ·
This is the bulk of GPIO changes for the v4.21 kernel series: Core changes: - Some core changes are already in outside of this pull request as they came through the regulator tree, most notably devm_gpiod_unhinge() that removes devres refcount management from a GPIO descriptor. This is needed in subsystems such as regulators where the regulator core need to take over the reference counting and lifecycle management for a GPIO descriptor. - We dropped devm_gpiochip_remove() and devm_gpio_chip_match() as nothing needs it. We can bring it back if need be. - Add a global TODO so people see where we are going. This helps setting the direction now that we are two GPIO maintainers. - Handle the MMC CD/WP properties in the device tree core. (The bulk of patches activating this code is already merged through the MMC/SD tree.) - Augment gpiochip_request_own_desc() to pass a flag so we as gpiochips can request lines as active low or open drain etc even from ourselves. New drivers: - New driver for Cadence GPIO blocks. - New driver for Atmel SAMA5D2 PIOBU GPIO lines. Driver improvements: - A major refactoring of the PCA953x driver - this driver has been around for ages, and is now modernized to reduce code duplication that has stacked up and is using regmap to read write and cache registers. - Intel drivers are now maintained in a separate tree and start with a round of cleanups and unifications.
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regulator-v4.21c3b57259 · ·
regulator: Updates for v4.20 This has been a very busy release for the core, some fixes, one large new feature and a big bit of refactoring to update the GPIO API: - Support for coupled regulators from Dmitry Osipenko based on a prior attempt by Maciej Purski, allowing us to handle situations where the voltages on two regulators can't be too far apart from each other. - Conversion of the GPIO support in both drivers and the core to use GPIO descriptors rather than numbers, part of the overall project to remove GPIO numbers. - Support for standby mode suspend states from Andrei Stefanescu. - New drivers for Allwinner AXP209, Cirrus Logic Lochnagar and Microchip MPC16502.
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gpio-v4.20-3c8da642d · ·
GPIO fixes for v4.20: - ACPI IRQ request deferral - OMAP: revert deferred wakeup quirk - MAX7301: fix DMA safe memory handling - MVEBU: selective probe failure on missing clk
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sound-4.21-rc1d82b51c8 · ·
sound updates for 4.21 There are no intensive changes in both ALSA and ASoC core parts while rather most of changes are a bunch of driver fixes and updates. A large diff pattern appears in ASoC TI part which now merges both OMAP and DaVinci stuff, but the rest spreads allover the places. Note that this pull request includes also some updates for LED trigger and platform drivers for mute LEDs, appearing in the diffstat as well. Some highlights: ASoC: - Preparatory work for merging the audio-graph and audio-graph-scu cards - A merge of TI OMAP and DaVinci directories, as both product lines get merged together. Also including a few architecture changes as well. - Major cleanups of the Maxim MAX9867 driver - Small fixes for tablets & co with Intel BYT/CHT chips - Lots of rsnd updates as usual - Support for Asahi Kaesi AKM4118, AMD ACP3x, Intel platforms with RT5660, Meson AXG S/PDIF inputs, several Qualcomm IPs and Xilinx I2S controllers HD-audio: - Introduce audio-mute LED trigger for replacing the former hackish dynamic binding - Huawei WMI hotkey and mute LED support - Refactoring of PM code and display power controls - Headset button support in the generic jack code - A few updates for Tegra - Fixups for HP EliteBook and ASUS UX391UA - Lots of updates for Intel ASoC HD-audio, including the improved DSP detection and the fallback binding from ASoC SST to legacy HD-audio controller drivers Others: - Updates for FireWire TASCAM and Fireface devices, some other fixes - A few potential Spectre v1 fixes that are all trivial
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