[PATCH v3 0/8] powerpc/85xx: p2020: Create one unified machine description

Pali Rohár pali at kernel.org
Wed Feb 22 09:07:14 AEDT 2023


Hello Christophe! Could you look at this v3 series?
I addressed those small issues and hopefully it should be ready.
It would be great to have this finally in v6.3 release.

On Saturday 18 February 2023 12:13:57 Pali Rohár wrote:
> This patch series unifies all P2020 boards and machine descriptions into
> one generic unified P2020 machine description. With this generic machine
> description, kernel can boot on any P2020-based board with correct DTS
> file.
> 
> Tested on CZ.NIC Turris 1.1 board with has Freescale P2020 processor.
> Kernel during booting correctly detects P2020 and prints:
> [    0.000000] Using Freescale P2020 machine description
> 
> Changes in v3:
> * Use 'if (IS_ENABLED(CONFIG_PPC_I8259))' instead of '#ifdef CONFIG_PPC_I8259'
> * Simplify p2020_probe()
> * Patches generated by -M and -C git options
> 
> Link to v2: https://lore.kernel.org/linuxppc-dev/20221224211425.14983-1-pali@kernel.org/
> 
> Changes in v2:
> * Added patch "p2020: Move i8259 code into own function" (separated from the next one)
> * Renamed CONFIG_P2020 to CONFIG_PPC_P2020
> * Fixed descriptions
> 
> Link to v1: https://lore.kernel.org/linuxppc-dev/20220819191557.28116-1-pali@kernel.org/
> 
> Pali Rohár (8):
>   powerpc/85xx: Mark mpc85xx_rdb_pic_init() as static
>   powerpc/85xx: Mark mpc85xx_ds_pic_init() as static
>   powerpc/85xx: p2020: Move all P2020 machine descriptions to p2020.c
>   powerpc/85xx: p2020: Move i8259 code into own function
>   powerpc/85xx: p2020: Unify .setup_arch and .init_IRQ callbacks
>   powerpc/85xx: p2020: Define just one machine description
>   powerpc/85xx: p2020: Enable boards by new config option
>     CONFIG_PPC_P2020
>   powerpc: dts: turris1x.dts: Remove "fsl,P2020RDB-PC" compatible string
> 
>  arch/powerpc/boot/dts/turris1x.dts            |   2 +-
>  arch/powerpc/platforms/85xx/Kconfig           |  22 ++-
>  arch/powerpc/platforms/85xx/Makefile          |   1 +
>  arch/powerpc/platforms/85xx/mpc85xx_ds.c      |  25 +---
>  arch/powerpc/platforms/85xx/mpc85xx_rdb.c     |  46 +-----
>  .../platforms/85xx/{mpc85xx_ds.c => p2020.c}  | 135 ++++++------------
>  6 files changed, 68 insertions(+), 163 deletions(-)
>  copy arch/powerpc/platforms/85xx/{mpc85xx_ds.c => p2020.c} (52%)
> 
> -- 
> 2.20.1
> 


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