[PATCH v1 5/7] verdin-imx8mm: switch to use binman to pack images

Marcel Ziswiler marcel.ziswiler at toradex.com
Mon Aug 23 09:00:29 CEST 2021


Hi Heiko

On Mon, 2021-08-23 at 08:37 +0200, Heiko Thiery wrote:
> Hi Marcel,
> 
> Am Fr., 20. Aug. 2021 um 22:52 Uhr schrieb Marcel Ziswiler
> <marcel at ziswiler.com>:
> > 
> > From: Marcel Ziswiler <marcel.ziswiler at toradex.com>
> > 
> > Use binman to pack images.
> > 
> > Signed-off-by: Marcel Ziswiler <marcel.ziswiler at toradex.com>
> > ---
> > 
> >  arch/arm/dts/imx8mm-verdin-u-boot.dtsi   | 122 ++++++++++++++++++++++-
> >  arch/arm/mach-imx/imx8m/Kconfig          |   1 +
> >  board/toradex/verdin-imx8mm/imximage.cfg |  11 +-
> >  configs/verdin-imx8mm_defconfig          |   2 +-
> >  doc/board/toradex/verdin-imx8mm.rst      |  54 +++++-----
> >  5 files changed, 155 insertions(+), 35 deletions(-)
> > 
> > diff --git a/arch/arm/dts/imx8mm-verdin-u-boot.dtsi b/arch/arm/dts/imx8mm-verdin-u-boot.dtsi
> > index a97626fa0c1..ba4c8d0436c 100644
> > --- a/arch/arm/dts/imx8mm-verdin-u-boot.dtsi
> > +++ b/arch/arm/dts/imx8mm-verdin-u-boot.dtsi
> > @@ -1,11 +1,15 @@
> >  // SPDX-License-Identifier: GPL-2.0+ OR MIT
> >  /*
> > - * Copyright 2020 Toradex
> > + * Copyright 2021 Toradex
> >   */
> > 
> >  #include "imx8mm-u-boot.dtsi"
> > 
> >  / {
> > +       binman: binman {
> > +               multiple-images;
> > +       };
> > +
> >         firmware {
> >                 optee {
> >                         compatible = "linaro,optee-tz";
> > @@ -91,3 +95,119 @@
> >  &wdog1 {
> >         u-boot,dm-spl;
> >  };
> > +
> > +&binman {
> > +        u-boot-spl-ddr {
> > +               align = <4>;
> > +               align-size = <4>;
> > +               filename = "u-boot-spl-ddr.bin";
> > +               pad-byte = <0xff>;
> > +
> > +               u-boot-spl {
> > +                       align-end = <4>;
> > +               };
> > +
> > +               blob_1: blob-ext at 1 {
> > +                       filename = "lpddr4_pmu_train_1d_imem.bin";
> > +                       size = <0x8000>;
> > +               };
> > +
> > +               blob_2: blob-ext at 2 {
> > +                       filename = "lpddr4_pmu_train_1d_dmem.bin";
> > +                       size = <0x4000>;
> > +               };
> > +
> > +               blob_3: blob-ext at 3 {
> > +                       filename = "lpddr4_pmu_train_2d_imem.bin";
> > +                       size = <0x8000>;
> > +               };
> > +
> > +               blob_4: blob-ext at 4 {
> > +                       filename = "lpddr4_pmu_train_2d_dmem.bin";
> > +                       size = <0x4000>;
> > +               };
> > +       };
> > +
> > +       spl {
> 
> Maybe you can add a "filename = spl.bin" property here. So it is more
> clear that this is the output file. This should be the one you refer
> to in your "board/toradex/verdin-imx8mm/imximage.cfg".

Yeah, I had this but then decided against it again as others also seem to just rely on binman's default naming
scheme. But I agree it will make it kinda more clear. So let me add it again.

> > +               mkimage {
> > +                       args = "-n spl/u-boot-spl.cfgout -T imx8mimage -e 0x7e1000";
> > +
> > +                       blob {
> > +                               filename = "u-boot-spl-ddr.bin";
> > +                       };
> > +               };
> > +       };
> > +
> > +       itb {
> > +               filename = "u-boot.itb";
> > +
> > +               fit {
> > +                       description = "Configuration to load ATF before U-Boot";
> > +                       fit,external-offset = <CONFIG_FIT_EXTERNAL_OFFSET>;
> > +                       #address-cells = <1>;
> > +
> > +                       images {
> > +                               uboot {
> > +                                       arch = "arm64";
> > +                                       compression = "none";
> > +                                       description = "U-Boot (64-bit)";
> > +                                       load = <CONFIG_SYS_TEXT_BASE>;
> > +                                       type = "standalone";
> > +
> > +                                       uboot_blob: blob-ext {
> > +                                               filename = "u-boot-nodtb.bin";
> > +                                       };
> > +                               };
> > +
> > +                               atf {
> > +                                       arch = "arm64";
> > +                                       compression = "none";
> > +                                       description = "ARM Trusted Firmware";
> > +                                       entry = <0x920000>;
> > +                                       load = <0x920000>;
> > +                                       type = "firmware";
> > +
> > +                                       atf_blob: blob-ext {
> > +                                               filename = "bl31.bin";
> > +                                       };
> > +                               };
> > +
> > +                               fdt {
> > +                                       compression = "none";
> > +                                       description = "NAME";
> > +                                       type = "flat_dt";
> > +
> > +                                       uboot_fdt_blob: blob-ext {
> > +                                               filename = "u-boot.dtb";
> > +                                       };
> > +                               };
> > +                       };
> > +
> > +                       configurations {
> > +                               default = "conf";
> > +
> > +                               conf {
> > +                                       description = "NAME";
> > +                                       fdt = "fdt";
> > +                                       firmware = "uboot";
> > +                                       loadables = "atf";
> > +                               };
> > +                       };
> > +               };
> > +       };
> > +
> > +       imx-boot {
> > +               filename = "flash.bin";
> > +               pad-byte = <0x00>;
> > +
> > +               spl: blob-ext at 1 {
> > +                       filename = "spl.bin";
> > +                       offset = <0x0>;
> > +               };
> > +
> > +               uboot: blob-ext at 2 {
> > +                       filename = "u-boot.itb";
> > +                       offset = <0x5fc00>;
> > +               };
> > +       };
> > +};
> > diff --git a/arch/arm/mach-imx/imx8m/Kconfig b/arch/arm/mach-imx/imx8m/Kconfig
> > index a2ba30cf332..3eccc6b4d4f 100644
> > --- a/arch/arm/mach-imx/imx8m/Kconfig
> > +++ b/arch/arm/mach-imx/imx8m/Kconfig
> > @@ -106,6 +106,7 @@ config TARGET_PICO_IMX8MQ
> > 
> >  config TARGET_VERDIN_IMX8MM
> >         bool "Support Toradex Verdin iMX8M Mini module"
> > +       select BINMAN
> >         select IMX8MM
> >         select SUPPORT_SPL
> >         select IMX8M_LPDDR4
> > diff --git a/board/toradex/verdin-imx8mm/imximage.cfg b/board/toradex/verdin-imx8mm/imximage.cfg
> > index b8b25ff4201..9bd60e39fb5 100644
> > --- a/board/toradex/verdin-imx8mm/imximage.cfg
> > +++ b/board/toradex/verdin-imx8mm/imximage.cfg
> > @@ -1,16 +1,9 @@
> >  /* SPDX-License-Identifier: GPL-2.0+ */
> >  /*
> > - * Copyright 2020 Toradex
> > + * Copyright 2021 Toradex
> >   */
> > 
> >  #define __ASSEMBLY__
> > 
> > -FIT
> >  BOOT_FROM      emmc_fastboot
> > -LOADER         spl/u-boot-spl-ddr.bin  0x7E1000
> > -SECOND_LOADER  u-boot.itb              0x40200000 0x60000
> > -
> > -DDR_FW lpddr4_pmu_train_1d_imem.bin
> > -DDR_FW lpddr4_pmu_train_1d_dmem.bin
> > -DDR_FW lpddr4_pmu_train_2d_imem.bin
> > -DDR_FW lpddr4_pmu_train_2d_dmem.bin
> > +LOADER         mkimage.spl.mkimage     0x7E1000
> 
> I think you should use "spl.bin" here and not the
> "mkimage.spl.mkimage". As far as I understand the mkimage files are
> only binman temporary files.

Oh, OK. I just did what everybody else did. But your suggestion kinda makes sense. Let me try this. Thanks!

Cheers

Marcel


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