[PATCH v2 3/3] board: phytec: imx93: Add phyCORE-i.MX 93 support for all SOM variants

[Yannic Moog]

On Thu, 2024-11-14 at 12:48 +0100, Christoph Stoidner wrote:
> 
> 
> On Do, 2024-11-14 at 07:37 +0100, Yannic Moog wrote:
> > On Wed, 2024-11-13 at 17:00 +0100, Christoph Stoidner wrote:
> > > The phyCORE-i.MX 93 is available in various variants (e.g.
> > > different ram
> > > sizes, eMMC HS400 yes/no). Enable hardware introspection for the
> > > imx93-phyboard-segin_defconfig, so that during startup the SOM
> > > module
> > > variant can be detected, and the hardware can be configured
> > > accordingly.
> > > The resulting SPL and u-boot binary shall able to boot each
> > > phyCORE-i.MX 93 module variant on each carrier board. Finally
> > > rename
> > > imx93-phyboard-segin_defconfig to imx93-phycore_defconfig, to
> > > highlight
> > > its SOM scope.
> > > 
> > > Signed-off-by: Christoph Stoidner <c.stoidner at phytec.de>
> > > ---
> > > Cc: Mathieu Othacehe <m.othacehe at gmail.com>
> > > Cc: Christoph Stoidner <c.stoidner at phytec.de>
> > > Cc: Stefano Babic <sbabic at denx.de>
> > > Cc: Fabio Estevam <festevam at gmail.com>
> > > Cc: "NXP i.MX U-Boot Team" <uboot-imx at nxp.com>
> > > Cc: Tom Rini <trini at konsulko.com>
> > > Cc: Yannic Moog <y.moog at phytec.de>
> > > Cc: Primoz Fiser <primoz.fiser at norik.com>
> > > Cc: Andrej Picej <andrej.picej at norik.com>
> > > Cc: Wadim Egorov <w.egorov at phytec.de>
> > > ---
> > > Changes in v2:
> > > - just rename imx93-phyboard-segin_defconfig and add needed
> > > CONFIGs,
> > >   instead of creating an entirely new second defconfig
> > > - remove wrong comment from imx93-phyboard-segin-u-boot.dtsi
> > > - improve commit message
> > > 
> > >  arch/arm/dts/imx93-phyboard-segin-u-boot.dtsi               | 6
> > > ++++--
> > >  board/phytec/phycore_imx93/MAINTAINERS                      | 2 +-
> > >  ...x93-phyboard-segin_defconfig => imx93-phycore_defconfig} | 4
> > > +++-
> > >  3 files changed, 8 insertions(+), 4 deletions(-)
> > >  rename configs/{imx93-phyboard-segin_defconfig => imx93-
> > > phycore_defconfig} (98%)
> > > 
> > > diff --git a/arch/arm/dts/imx93-phyboard-segin-u-boot.dtsi
> > > b/arch/arm/dts/imx93-phyboard-segin-u-
> > > boot.dtsi
> > > index 25c778bb07..2245461032 100644
> > > --- a/arch/arm/dts/imx93-phyboard-segin-u-boot.dtsi
> > > +++ b/arch/arm/dts/imx93-phyboard-segin-u-boot.dtsi
> > > @@ -2,15 +2,17 @@
> > >  /*
> > >   * Copyright (C) 2023 PHYTEC Messtechnik GmbH
> > >   * Christoph Stoidner <c.stoidner at phytec.de>
> > > + * Copyright (C) 2024 PHYTEC Messtechnik GmbH
> > >   *
> > >   * Product homepage:
> > > - * phyBOARD-Segin carrier board is reused for the i.MX93 design.
> > > - * https://www.phytec.eu/en/produkte/single-board-
> > > computer/phyboard-segin-imx6ul/
> > > +   https://www.phytec.de/produkte/system-on-modules/phycore-imx-
> > > 91-93/
> > >   */
> > >  
> > >  #include "imx93-u-boot.dtsi"
> > >  
> > >  / {
> > > +       model = "PHYTEC phyCORE-i.MX93";
> > > +
> > >         wdt-reboot {
> > >                 compatible = "wdt-reboot";
> > >                 wdt = <&wdog3>;
> > > diff --git a/board/phytec/phycore_imx93/MAINTAINERS
> > > b/board/phytec/phycore_imx93/MAINTAINERS
> > > index cea817ffdc..718f89a084 100644
> > > --- a/board/phytec/phycore_imx93/MAINTAINERS
> > > +++ b/board/phytec/phycore_imx93/MAINTAINERS
> > > @@ -9,5 +9,5 @@ F:      arch/arm/dts/imx93-phyboard-segin-u-
> > > boot.dtsi
> > >  F:      board/phytec/phycore_imx93/
> > >  F:      board/phytec/common/imx93_som_detection.c
> > >  F:      board/phytec/common/imx93_som_detection.h
> > > -F:      configs/imx93-phyboard-segin_defconfig
> > > +F:      configs/imx93-phycore_defconfig
> > 
> > How will you handle this when/if you have another board?
> 
> That imx93-phycore_defconfig has no more dependency to the carrier
> board.

Not true, 
CONFIG_DEFAULT_DEVICE_TREE="imx93-phyboard-segin"
It has a dependency to a board. That is why I am asking.

Yannic

>  Thats why I renamed it. The intention for the defconfig is that
> the resulting SPL and u-boot binary can to boot each phyCORE-i.MX 93
> module variant on each carrier board.
> 
> Thats why the carrier board is no more relevant here.

> 
> > 
> > Also, please update documentation!
> > 
> > Yannic
> > 
> > >  F:      include/configs/phycore_imx93.h
> > > diff --git a/configs/imx93-phyboard-segin_defconfig
> > > b/configs/imx93-phycore_defconfig
> > > similarity index 98%
> > > rename from configs/imx93-phyboard-segin_defconfig
> > > rename to configs/imx93-phycore_defconfig
> > > index 18a4087e4b..cf9800118a 100644
> > > --- a/configs/imx93-phyboard-segin_defconfig
> > > +++ b/configs/imx93-phycore_defconfig
> > > @@ -6,13 +6,13 @@ CONFIG_SYS_MALLOC_F_LEN=0x20000
> > >  CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > >  CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > >  CONFIG_NR_DRAM_BANKS=2
> > > +CONFIG_PHYTEC_SOM_DETECTION=y
> > >  CONFIG_ENV_SOURCE_FILE="phycore_imx93"
> > >  CONFIG_ENV_SIZE=0x10000
> > >  CONFIG_ENV_OFFSET=0x700000
> > >  CONFIG_IMX_CONFIG="arch/arm/mach-imx/imx9/imximage.cfg"
> > >  CONFIG_DM_GPIO=y
> > >  CONFIG_DEFAULT_DEVICE_TREE="imx93-phyboard-segin"
> > > -CONFIG_SPL_TEXT_BASE=0x2049A000
> > >  CONFIG_AHAB_BOOT=y
> > >  CONFIG_TARGET_PHYCORE_IMX93=y
> > >  CONFIG_OF_LIBFDT_OVERLAY=y
> > > @@ -20,6 +20,7 @@ CONFIG_SYS_MONITOR_LEN=524288
> > >  CONFIG_SPL_SERIAL=y
> > >  CONFIG_SPL_DRIVERS_MISC=y
> > >  CONFIG_SPL_STACK=0x20519dd0
> > > +CONFIG_SPL_TEXT_BASE=0x2049A000
> > >  CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
> > >  CONFIG_SPL_BSS_START_ADDR=0x2051a000
> > >  CONFIG_SPL_BSS_MAX_SIZE=0x2000
> > > @@ -31,6 +32,7 @@ CONFIG_SPL_IMX_ROMAPI_LOADADDR=0x88000000
> > >  CONFIG_SYS_MEMTEST_START=0x80000000
> > >  CONFIG_SYS_MEMTEST_END=0x90000000
> > >  CONFIG_REMAKE_ELF=y
> > > +# CONFIG_ANDROID_BOOT_IMAGE is not set
> > >  CONFIG_DISTRO_DEFAULTS=y
> > >  CONFIG_OF_SYSTEM_SETUP=y
> > >  CONFIG_BOOTCOMMAND="mmc dev ${mmcdev}; if mmc rescan; then if run
> > > loadimage; then run mmcboot;
> > > else run netboot; fi; fi;"
> >