Merge tag 'ux500-armsoc-v5.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git...

First set of Ux500 DTS changes for the v5.6 kernel:

- Add the GPADC IIO channels
- Factor out generic pin configuration
- Add the gpio_in_nopull configuration
- Tighten up I2C and SPI buses
- Clean up some compatibles
- Extract a generic DB8500 DTSI
- Add HREF520 DTS and the associated DB8520 DTSI
- Split TVK R2 and R3 to separate DTSI files

* tag 'ux500-armsoc-v5.6-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson:
  ARM: dts: ux500: Add devicetree for HREF520
  ARM: dts: ux500: Split TVK DTSI files in two
  ARM: dts: ux500: Break out DB8500 DTSI
  ARM: dts: ux500: Drop pulls on I2C buses
  ARM: dts: ux500: Use "arm,pl031" compatible for PL031
  ARM: dts: ux500: Add "simple-bus" compatible to soc node
  ARM: dts: ux500: Remove ux500_ prefix from ux500_serial* labels
  ARM: dts: ux500: Move serial aliases to ste-dbx5x0.dtsi
  ARM: dts: ux500: Add aliases for I2C and SPI buses
  ARM: dts: ux500: Disable I2C/SPI buses by default
  ARM: dts: ux500: nomadik-pinctrl: Add &gpio_in_nopull
  ARM: dts: ux500: Add pin configs for UART1 CTS/RTS pins
  ARM: dts: ux500: Add alternative SDI pin configs
  ARM: dts: ux500: Rename generic pin configs according to pin group
  ARM: dts: ux500: Move generic pin configs out of ste-href-family-pinctrl.dtsi
  dt-bindings: arm: Document compatibles for Ux500 boards
  ARM: dts: ux500: snowball: Remove unused PRCMU cpufreq node
  ARM: dts: ux500: declare GPADC IIO ADC channels

Link: https://lore.kernel.org/r/CACRpkdYfqJ=VXkP3Qm5Lw63AuR=1ChxbUW+Y-nhw5gCX6sYfDw@mail.gmail.com
Signed-off-by: Olof Johansson <olof@lixom.net>