Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20210901' into staging

* Refactor M-profile systick to use Clocks instead of system_clock_scale global
* clock: Provide builtin

Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20210901' into staging

* Refactor M-profile systick to use Clocks instead of system_clock_scale global
* clock: Provide builtin multiplier/divider
* Add A64FX processor model
* Enable MVE emulation in Cortex-M55
* hw: Add compat machines for 6.2
* hw/intc/arm_gicv3: Replace mis-used MEMTX_* constants by booleans
* hw/arm/raspi: Remove deprecated raspi2/raspi3 aliases

# gpg: Signature made Wed 01 Sep 2021 11:35:57 BST
# gpg: using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg: issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg: aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg: aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83 15CF 3C25 25ED 1436 0CDE

* remotes/pmaydell/tags/pull-target-arm-20210901: (51 commits)
arm: Remove system_clock_scale global
hw/timer/stellaris-gptm: Use Clock input instead of system_clock_scale
hw/arm/stellaris: Split stellaris-gptm into its own file
hw/arm/stellaris: Fix code style issues in GPTM code
hw/timer/armv7m_systick: Use clock inputs instead of system_clock_scale
hw/arm/msf2-soc: Wire up refclk
hw/arm/msf2: Use Clock input to MSF2_SOC instead of m3clk property
hw/arm/msf2_soc: Don't allocate separate MemoryRegions
hw/arm/stellaris: Wire sysclk up to armv7m
hw/arm/stellaris: split stellaris_sys_init()
hw/arm/nrf51: Wire up sysclk
hw/arm/stm32vldiscovery: Delete trailing blank line
hw/arm/stm32f405: Wire up sysclk and refclk
hw/arm/stm32f205: Wire up sysclk and refclk
hw/arm/stm32f100: Wire up sysclk and refclk
hw/arm: Don't allocate separate MemoryRegions in stm32 SoC realize
clock: Provide builtin multiplier/divider
hw/arm/mps2.c: Connect up armv7m clocks
armsse: Wire up systick cpuclk clock
hw/arm/armv7m: Create input clocks
...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

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hw/timer/stellaris-gptm: Use Clock input instead of system_clock_scale

The stellaris-gptm timer currently uses system_clock_scale for one of
its timer modes where the timer runs at the CPU clock rat

hw/timer/stellaris-gptm: Use Clock input instead of system_clock_scale

The stellaris-gptm timer currently uses system_clock_scale for one of
its timer modes where the timer runs at the CPU clock rate. Make it
use a Clock input instead.

We don't try to make the timer handle changes in the clock frequency
while the downcounter is running. This is not a change in behaviour
from the previous system_clock_scale implementation -- we will pick
up the new frequency only when the downcounter hits zero. Handling
dynamic clock changes when the counter is running would require state
that the current gptm implementation doesn't have.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Damien Hedde <damien.hedde@greensocs.com>
Message-id: 20210812093356.1946-25-peter.maydell@linaro.org

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hw/arm/stellaris: Split stellaris-gptm into its own file

The implementation of the Stellaris general purpose timer module
device stellaris-gptm is currently in the same source file as the
board mode

hw/arm/stellaris: Split stellaris-gptm into its own file

The implementation of the Stellaris general purpose timer module
device stellaris-gptm is currently in the same source file as the
board model. Split it out into its own source file in hw/timer.

Apart from the new file comment headers and the Kconfig and
meson.build changes, this is just code movement.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Damien Hedde <damien.hedde@greensocs.com>
Message-id: 20210812093356.1946-24-peter.maydell@linaro.org

show more ...