On 11/28/25 1:51 AM, Sohaib Mohamed wrote: > Add board support for the Arrow Electronics STM32MP157A Avenger96 board. > > This commit adds: > - Board initialization code with boot source detection > - barebox_update handlers for SD card, eMMC > > Tested with STM32MP157A DHCOR SoM on Avenger96 carrier board. > > Signed-off-by: Sohaib Mohamed <[email protected]>
Reviewed-by: Ahmad Fatoum <[email protected]> > --- > arch/arm/boards/Makefile | 1 + > arch/arm/boards/dhcor-stm32mp1/Makefile | 2 ++ > arch/arm/boards/dhcor-stm32mp1/board.c | 47 > +++++++++++++++++++++++++++++ > arch/arm/configs/multi_v7_defconfig | 2 ++ > arch/arm/configs/stm32mp_defconfig | 2 ++ > arch/arm/dts/Makefile | 1 + > arch/arm/dts/stm32mp157a-dhcor-stm32mp1.dts | 4 +++ > arch/arm/mach-stm32mp/Kconfig | 4 +++ > 8 files changed, 63 insertions(+) > > diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile > index f73285ede9..f75277bc17 100644 > --- a/arch/arm/boards/Makefile > +++ b/arch/arm/boards/Makefile > @@ -135,6 +135,7 @@ obj-$(CONFIG_MACH_LXA_MC1) += > lxa-mc1/ > obj-$(CONFIG_MACH_LXA_TAC) += lxa-tac/ > obj-$(CONFIG_MACH_LXA_FAIRYTUX2) += lxa-fairytux2/ > obj-$(CONFIG_MACH_STM32MP15X_EV1) += stm32mp15x-ev1/ > +obj-$(CONFIG_MACH_DHCOR_STM32MP1) += dhcor-stm32mp1/ > obj-$(CONFIG_MACH_TECHNEXION_PICO_HOBBIT) += technexion-pico-hobbit/ > obj-$(CONFIG_MACH_TECHNEXION_WANDBOARD) += technexion-wandboard/ > obj-$(CONFIG_MACH_TNY_A9260) += tny-a926x/ > diff --git a/arch/arm/boards/dhcor-stm32mp1/Makefile > b/arch/arm/boards/dhcor-stm32mp1/Makefile > new file mode 100644 > index 0000000000..bcca1a9f84 > --- /dev/null > +++ b/arch/arm/boards/dhcor-stm32mp1/Makefile > @@ -0,0 +1,2 @@ > +# SPDX-License-Identifier: GPL-2.0+ > +obj-y += board.o > diff --git a/arch/arm/boards/dhcor-stm32mp1/board.c > b/arch/arm/boards/dhcor-stm32mp1/board.c > new file mode 100644 > index 0000000000..2a02942d6c > --- /dev/null > +++ b/arch/arm/boards/dhcor-stm32mp1/board.c > @@ -0,0 +1,47 @@ > +// SPDX-License-Identifier: GPL-2.0 > +// SPDX-FileCopyrightText: Copyright (c) 2025, Sohaib Mohamed > <[email protected]> > +#include <filetype.h> > +#include <common.h> > +#include <init.h> > +#include <asm/memory.h> > +#include <mach/stm32mp/bbu.h> > +#include <bootsource.h> > +#include <of.h> > + > +static int dhcor_stm32mp1_probe(struct device *dev) > +{ > + int emmc_bbu_flag = 0; > + int sd_bbu_flag = 0; > + int nor_bbu_flag = 0; > + > + if (bootsource_get() == BOOTSOURCE_MMC) { > + if (bootsource_get_instance() == 2) > + emmc_bbu_flag = BBU_HANDLER_FLAG_DEFAULT; > + else > + sd_bbu_flag = BBU_HANDLER_FLAG_DEFAULT; > + } else if (bootsource_get() == BOOTSOURCE_NOR) { > + nor_bbu_flag = BBU_HANDLER_FLAG_DEFAULT; > + } else { > + emmc_bbu_flag = BBU_HANDLER_FLAG_DEFAULT; > + } > + > + stm32mp_bbu_mmc_fip_register("sd", "/dev/mmc0", sd_bbu_flag); > + stm32mp_bbu_mmc_fip_register("emmc", "/dev/mmc1", emmc_bbu_flag); > + stm32mp_bbu_nor_fip_register("nor", "/dev/m25p0", nor_bbu_flag); > + > + return 0; > +} > + > +static const struct of_device_id dhcor_stm32mp1_of_match[] = { > + { .compatible = "dh,stm32mp157a-dhcor-som" }, > + { /* sentinel */ }, > +}; > +MODULE_DEVICE_TABLE(of, dhcor_stm32mp1_of_match); > +BAREBOX_DEEP_PROBE_ENABLE(dhcor_stm32mp1_of_match); > + > +static struct driver dhcor_stm32mp1_driver = { > + .name = "dhcor_stm32mp1", > + .probe = dhcor_stm32mp1_probe, > + .of_compatible = dhcor_stm32mp1_of_match, > +}; > +device_platform_driver(dhcor_stm32mp1_driver); > diff --git a/arch/arm/configs/multi_v7_defconfig > b/arch/arm/configs/multi_v7_defconfig > index 93f79c79d2..ef4e106148 100644 > --- a/arch/arm/configs/multi_v7_defconfig > +++ b/arch/arm/configs/multi_v7_defconfig > @@ -82,6 +82,7 @@ CONFIG_MACH_STM32MP15XX_DKX=y > CONFIG_MACH_LXA_MC1=y > CONFIG_MACH_LXA_TAC=y > CONFIG_MACH_LXA_FAIRYTUX2=y > +CONFIG_MACH_DHCOR_STM32MP1=y > CONFIG_MACH_SEEED_ODYSSEY=y > CONFIG_MACH_STM32MP15X_EV1=y > CONFIG_MACH_PROTONIC_STM32MP1=y > @@ -214,6 +215,7 @@ CONFIG_DEEP_PROBE_DEFAULT=y > CONFIG_OF_BAREBOX_DRIVERS=y > CONFIG_AIODEV=y > CONFIG_STM32_ADC=y > +CONFIG_STM32_QSPI=y > CONFIG_SERIAL_AMBA_PL011=y > CONFIG_DRIVER_SERIAL_STM32=y > CONFIG_DRIVER_SERIAL_NS16550=y > diff --git a/arch/arm/configs/stm32mp_defconfig > b/arch/arm/configs/stm32mp_defconfig > index 4df7b371f3..1d1b75fbb0 100644 > --- a/arch/arm/configs/stm32mp_defconfig > +++ b/arch/arm/configs/stm32mp_defconfig > @@ -4,6 +4,7 @@ CONFIG_MACH_STM32MP15XX_DKX=y > CONFIG_MACH_LXA_MC1=y > CONFIG_MACH_LXA_TAC=y > CONFIG_MACH_LXA_FAIRYTUX2=y > +CONFIG_MACH_DHCOR_STM32MP1=y > CONFIG_MACH_SEEED_ODYSSEY=y > CONFIG_MACH_STM32MP15X_EV1=y > CONFIG_MACH_PROTONIC_STM32MP1=y > @@ -104,6 +105,7 @@ CONFIG_NET_FASTBOOT=y > CONFIG_OF_BAREBOX_DRIVERS=y > CONFIG_AIODEV=y > CONFIG_STM32_ADC=y > +CONFIG_STM32_QSPI=y > CONFIG_DRIVER_SERIAL_STM32=y > CONFIG_DRIVER_NET_DESIGNWARE_STM32=y > CONFIG_AT803X_PHY=y > diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile > index e78722a9a7..3cd1d8fe59 100644 > --- a/arch/arm/dts/Makefile > +++ b/arch/arm/dts/Makefile > @@ -169,6 +169,7 @@ lwl-$(CONFIG_MACH_LXA_MC1) += stm32mp157c-lxa-mc1.dtb.o > stm32mp157c-lxa-mc1-scmi > lwl-$(CONFIG_MACH_LXA_TAC) += stm32mp157c-lxa-tac-gen1.dtb.o > stm32mp157c-lxa-tac-gen2.dtb.o \ > stm32mp153c-lxa-tac-gen3.dtb.o > lwl-$(CONFIG_MACH_LXA_FAIRYTUX2) += stm32mp153c-lxa-fairytux2-gen1.dtb.o > stm32mp153c-lxa-fairytux2-gen2.dtb.o > +lwl-$(CONFIG_MACH_DHCOR_STM32MP1) += stm32mp157a-dhcor-stm32mp1.dtb.o > lwl-$(CONFIG_MACH_STM32MP15X_EV1) += stm32mp157c-ev1.dtb.o > stm32mp157c-ev1-scmi.dtb.o > lwl-$(CONFIG_MACH_SCB9328) += imx1-scb9328.dtb.o > lwl-$(CONFIG_MACH_TECHNEXION_WANDBOARD) += imx6q-wandboard.dtb.o > imx6dl-wandboard.dtb.o > diff --git a/arch/arm/dts/stm32mp157a-dhcor-stm32mp1.dts > b/arch/arm/dts/stm32mp157a-dhcor-stm32mp1.dts > new file mode 100644 > index 0000000000..5187cc882f > --- /dev/null > +++ b/arch/arm/dts/stm32mp157a-dhcor-stm32mp1.dts > @@ -0,0 +1,4 @@ > +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause > + > +#include <arm/st/stm32mp157a-dhcor-avenger96.dts> > +#include "stm32mp151.dtsi" > diff --git a/arch/arm/mach-stm32mp/Kconfig b/arch/arm/mach-stm32mp/Kconfig > index 5ea0c4004f..54ce644d73 100644 > --- a/arch/arm/mach-stm32mp/Kconfig > +++ b/arch/arm/mach-stm32mp/Kconfig > @@ -39,6 +39,10 @@ config MACH_LXA_FAIRYTUX2 > bool "Linux Automation FairyTux 2" > select BOARD_LXA > > +config MACH_DHCOR_STM32MP1 > + select ARCH_STM32MP157 > + bool "DHCOR STM32MP1 boards including Arrow Avenger96" > + > config MACH_SEEED_ODYSSEY > select ARCH_STM32MP157 > bool "Seeed Studio Odyssey" > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
