More Qualcomm ARM64 DT updates for 6.2 This introduce description of MSM8956 and MSM8976 and based on this adds Sony Xperia X and X Compact. It adds the SA8540P QDrive 3 automotive development board and enables PCIe on the same. Add description of the Vision Mezzanine for the RB5 board and the Navigation Mezzanine for the SDM845 RB3. SC8280XP adds L3 and DDR scaling support, resulting in good performance improvement. PCIe and UFS is marked DMA coherent, resolving data corruption issues. Reference clocks for UFS phy and device are corrected, to resolve issues seen in combinations with some bootloaders where it's not sufficient to rely on the bootloader state. RTC description is added to the SA8295P ADP board. For SM6115 GPI, PRNG, tsens, WCN, cpufreq, I2C/SPI and display blocks are added. On SM6375 QUP blocks are described, allowing the addition of touchscreen and remoteprocs for ADSP and CDSP are introduced. Sony Xperia 10 IV adds description of regulators, allowing enabling SD-card support. SM8250 Coresight components are described It introduces support for the Xiaomi Mi 6 on MSM8998 and adds flash LED to the Xiaomi Redmi 2. The SDHCI block on SM8350 is described and enabled on Sony Xperia 5 III. SM8450 sound and Soundwire blocks are described, and enabled on HDK. CPU supply clock is described, to satisfy the DT binding and the opp-framework. Sony Xperia 5 IV support is added, with touchscreen added. Lastly a range of changes to align DT source with their bindings.