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[V4,0/2] xen/arm: add i.MX lpuart and i.MX8QM initial support

Message ID 20220408140932.17968-1-peng.fan@oss.nxp.com (mailing list archive)
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Series xen/arm: add i.MX lpuart and i.MX8QM initial support | expand

Message

Peng Fan (OSS) April 8, 2022, 2:09 p.m. UTC 
From: Peng Fan <peng.fan@nxp.com>

V4:
 Wrong v3 version, some BIT definition are mixed in patch 1,2. 

V3:
 Addressed Michal's comments.
 Add Henry's T-b

V2:
 Per Julien's comments, fix coding style issue, drop unneeded code

Add i.MX lpuart driver and i.MX8QM platform support.
 - lpuart is the uart IP used in i.MX8QM/QXP/93.
 - Very basic i.MX8QM platform support.

Peng Fan (2):
  xen/arm: Add i.MX lpuart driver
  xen/arm: Add i.MX lpuart early printk support

 xen/arch/arm/Kconfig.debug              |  14 ++
 xen/arch/arm/arm64/debug-imx-lpuart.inc |  52 +++++
 xen/arch/arm/include/asm/imx-lpuart.h   |  64 ++++++
 xen/drivers/char/Kconfig                |   7 +
 xen/drivers/char/Makefile               |   1 +
 xen/drivers/char/imx-lpuart.c           | 276 ++++++++++++++++++++++++
 6 files changed, 414 insertions(+)
 create mode 100644 xen/arch/arm/arm64/debug-imx-lpuart.inc
 create mode 100644 xen/arch/arm/include/asm/imx-lpuart.h
 create mode 100644 xen/drivers/char/imx-lpuart.c