Qualcomm ARM64 DT updates for v5.19 This adds MDIO bus description on the IPQ6018 platform. On MSM8916 the BAM-DMUX WWAN network device is added and the Huawei Ascend G7 gains sound card definition and clarified installation instructions. MSM8992 and MSM8994 continues to be worked on, gaining multimedia clock controller, on-chip memory, watchdog and various cleanup changes. The Xiaomi Mi 4C gains CPU regulators and fixes to the framebuffer definition, while Huawei Nexus 6P gains eMMC support. On MSM8996 the modem and sensor remtoeprocs are added and enabled in the Dragonboard 820c and the Xiaomi devices. On MSM8998 a few newly added clocks related to the sensor subsystem bus are marked as protected by default and the OnePlus devices gains NFC. The SC7180 platform and devices thereon are further polished and limozeen moves to using edp-panel for EDID-based detection, over statically defined panels. On SC7280 GPI DMA, WiFi remoteproc and network device, LPASS audio clocks, resets for SDCC controllers and a new CRD revision are added. A supply glitch on the PCIe power and a current leak for Bluetooth during suspend are corrected. The Herobrine board gains eDP support and the IDP gains backlight. USB is marked wakeup capable. On SDM845 the IPA, WLED based backlight and second WiFi channel are enabled for Xiaomi Pocophone F1, the firmware name is modified to not conflict with other boards. On RB3 the CAN bus controller is added and the WiFi calibration variant is defined to allow adding the board's calibration information into linux-firmware. SM6350 gains I2C busses, UFS and WiFi support, and the numbering of uart9 is corrected. On SM7225 and the Fairphone 4 UFS, WiFi and haptics are enabled. On SM8150 PCIe, Ethernet and uSD card support is added, and enabled for the SA8155p ADP board. The PDC interrupt controller is also added and described as wakup interrupt parent for TLMM. Camera subsystem and control interface are defined for SM8250. On the Sony Xperia 1 II the audio amplifiers are enabled. On SM8350 GPI DMA engines are added and linked to the I2C and SPI serial engines. Surface Duo 2 gains battery charger support. On SM8450 the two PCIe controller/PHYs are enabled, GPI DMA and QUP serial engine instances are added. Remoteproc instances are enabled on SM8450 HDK. Last, but not least, a number of DeviceTree validation errors across various boards are corrected.