On Wed, Jan 15, 2025 at 03:39:20PM +0100, Patrice CHOTARD wrote:
>
>
> On 1/15/25 15:24, Patrice CHOTARD wrote:
> >
> >
> > On 1/15/25 14:19, Simon Glass wrote:
> >> Hi Patrice,
> >>
> >> On Wed, 15 Jan 2025 at 03:19, Patrice CHOTARD
> >> <patrice.chot...@foss.st.com> wrote:
> >>>
> >>> Hi
> >>>
> >>> I am currently converting STM32MP platforms to OF_UPSTREAM.
> >>> As we use same binary for several boards, flags
> >>> CONFIG_OF_UPSTREAM_BUILD_VENDOR=y
> >>> and CONFIG_OF_UPSTREAM_VENDOR="st" are set.
> >>>
> >>> So all dts/upstream/src/arm/st/* dts files are compiled.
> >>>
> >>> I am facing an issue with dts/upstream/src/arm/st/stm32mp151a-prtt1* and
> >>> dts/upstream/src/arm/st/stm32mp15*-mec*.* files.
> >>>
> >>> To be more precise, these files are using a syntax which follows this
> >>> format &{label/subnode} to override some nodes.
> >>>
> >>> This leads to DTC error:
> >>>
> >>> AR drivers/usb/gadget/built-in.o
> >>> LD u-boot
> >>> OBJCOPY u-boot.srec
> >>> OBJCOPY u-boot-nodtb.bin
> >>> SYM u-boot.sym
> >>> DTC dts/upstream/src/arm/st/stm32mp157c-dhcom-picoitx.dtb
> >>> DTC dts/upstream/src/arm/st/stm32h750i-art-pi.dtb
> >>> DTC
> >>> dts/upstream/src/arm/st/stm32mp157a-microgea-stm32mp1-microdev2.0-of7.dtb
> >>> DTC dts/upstream/src/arm/st/stm32mp157a-iot-box.dtb
> >>> DTC dts/upstream/src/arm/st/stm32746g-eval.dtb
> >>> DTC dts/upstream/src/arm/st/stm32mp151c-mecio1r0.dtb
> >>> DTC dts/upstream/src/arm/st/stm32mp157a-dhcor-avenger96.dtb
> >>> DTC dts/upstream/src/arm/st/ste-nomadik-s8815.dtb
> >>> Error: ../dts/upstream/src/arm/st/stm32mp15x-mecio1-io.dtsi:338.1-2
> >>> syntax error
> >>> FATAL ERROR: Unable to parse input tree
> >>>
> >>>
> >>> At line 338 in dts/upstream/src/arm/st/stm32mp15x-mecio1-io.dtsi we got :
> >>>
> >>> &{qspi_bk1_pins_a/pins} {
> >>> pinmux = <STM32_PINMUX('F', 8, AF10)>, /* QSPI_BK1_IO0 */
> >>> <STM32_PINMUX('F', 9, AF10)>, /* QSPI_BK1_IO1 */
> >>> <STM32_PINMUX('F', 7, AF9)>, /* QSPI_BK1_IO2 */
> >>> <STM32_PINMUX('F', 6, AF9)>; /* QSPI_BK1_IO3 */
> >>> /delete-property/ bias-disable;
> >>> bias-pull-up;
> >>> };
> >>>
> >>> If i update it as following , the DTC compilation is OK :
> >>>
> >>> &qspi_bk1_pins_a {
> >>> pins {
> >>> pinmux = <STM32_PINMUX('F', 8, AF10)>, /* QSPI_BK1_IO0 */
> >>> <STM32_PINMUX('F', 9, AF10)>, /* QSPI_BK1_IO1 */
> >>> <STM32_PINMUX('F', 7, AF9)>, /* QSPI_BK1_IO2 */
> >>> <STM32_PINMUX('F', 6, AF9)>; /* QSPI_BK1_IO3 */
> >>> /delete-property/ bias-disable;
> >>> bias-pull-up;
> >>> };
> >>> };
> >>>
> >>> On kernel side, the DTC compilation is ok, but not on U-Boot side. I am
> >>> not able to understand the difference.
> >>>
> >>
> >> Could it be that the kernel dtc is newer?
> >
> > I have tested with dtc Version: DTC 1.7.0-gbcd02b52 which is the same dtc
> > version than kernel tag next-20250114
>
> I mean, it's ok with newer version of dtc : DTC 1.7.0-gbcd02b52.Ah, so, sigh, we need to update DTC. I stopped my last upgrade there because other changes it made grew the binary size for everyone and didn't get back to it. I guess another attempt is in order. -- Tom
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