Re: [PATCH v1 0/5] xen/arm: Add support for S32CC platforms and LINFlexD UART

[oleksii.kurochko@xxxxxxxxx]

Hello,

I think it would be a good idea to update the CHANGELOG.md as well and
mention that support for the S32CC platform has been added.

Thanks.

~ Oleksii
On Tue, 2024-09-10 at 17:34 +0300, Andrei Cherechesu (OSS) wrote:
> From: Andrei Cherechesu <andrei.cherechesu@xxxxxxx>
> 
> This patch series adds support for NXP Automotive S32CC platform
> family, which includes S32G [0] and S32R [1].
> 
> First patch adds the driver for the NXP LINFlexD UART, available
> on S32V, S32G and S32R automotive processors. The compatibles in
> the driver match the ones in upstream Linux [2]. The second patch
> adds early printk support via LINFlexD UART.
> 
> The third patch introduces the S32CC platforms and adds the
> platform-specific code, which enables forwarding SCMI over SMC
> calls to software running at EL3. The fourth patch adds support
> for an early printk menuconfig option for S32CC platforms using
> the LINFlexD UART.
> 
> The fifth patch enables the workaround for ARM Cortex-A53 erratum
> 1530924, already implemented in Xen for other cores via
> ARM64_WORKAROUND_AT_SPECULATE.
> 
> [0]
> https://www.nxp.com/products/processors-and-microcontrollers/s32-automotive-platform/s32g-vehicle-network-processors:S32G-PROCESSORS
> [1]
> https://www.nxp.com/products/processors-and-microcontrollers/s32-automotive-platform/s32r-radar-processing:S32R-FAMILY
> [2]
> https://elixir.bootlin.com/linux/v6.11-rc7/source/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml#L27
> 
> Andrei Cherechesu (5):
>   xen/arm: Add NXP LINFlexD UART Driver
>   xen/arm: Add NXP LINFlexD UART early printk support
>   xen/arm: platforms: Add NXP S32CC platform code
>   xen/arm: Enable early printk for S32CC via LINFlexD UART
>   xen/arm: Enable workaround for Cortex-A53 erratum #1530924
> 
>  docs/misc/arm/silicon-errata.txt        |   1 +
>  xen/arch/arm/Kconfig.debug              |  18 ++
>  xen/arch/arm/arm64/debug-linflex.inc    |  58 ++++
>  xen/arch/arm/cpuerrata.c                |   6 +
>  xen/arch/arm/include/asm/linflex-uart.h |  62 ++++
>  xen/arch/arm/platforms/Kconfig          |  10 +
>  xen/arch/arm/platforms/Makefile         |   1 +
>  xen/arch/arm/platforms/s32cc.c          |  84 ++++++
>  xen/drivers/char/Kconfig                |   8 +
>  xen/drivers/char/Makefile               |   1 +
>  xen/drivers/char/linflex-uart.c         | 365
> ++++++++++++++++++++++++
>  11 files changed, 614 insertions(+)
>  create mode 100644 xen/arch/arm/arm64/debug-linflex.inc
>  create mode 100644 xen/arch/arm/include/asm/linflex-uart.h
>  create mode 100644 xen/arch/arm/platforms/s32cc.c
>  create mode 100644 xen/drivers/char/linflex-uart.c
>