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net: wwan: t7xx: Add core components

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Registers the t7xx device driver with the kernel. Setup all the core
components: PCIe layer, Modem Host Cross Core Interface (MHCCIF),
modem control operations, modem state machine, and build
infrastructure.

* PCIe layer code implements driver probe and removal.
* MHCCIF provides interrupt channels to communicate events
  such as handshake, PM and port enumeration.
* Modem control implements the entry point for modem init,
  reset and exit.
* The modem status monitor is a state machine used by modem control
  to complete initialization and stop. It is used also to propagate
  exception events reported by other components.

Signed-off-by: Haijun Liu <haijun.liu@mediatek.com>
Signed-off-by: Chandrashekar Devegowda <chandrashekar.devegowda@intel.com>
Co-developed-by: Ricardo Martinez <ricardo.martinez@linux.intel.com>
Signed-off-by: Ricardo Martinez <ricardo.martinez@linux.intel.com>
Reviewed-by: Loic Poulain <loic.poulain@linaro.org>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Haijun Liu 2022-05-06 11:13:00 -07:00 • committed by David S. Miller
commit 13e920d93e
14 changed files with 2108 additions and 0 deletions
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