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doc: st: stm32mp1: add STM32MP13x support

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Add in U-Boot documentation the quick instruction to
setup the STMicroelectronics STM32MP13x boards.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
This commit is contained in:
Patrick Delaunay 2022-05-20 18:24:54 +02:00
parent 11517ccc8c
commit b94b275b0a
1 changed files with 126 additions and 57 deletions
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183
doc/board/st/stm32mp1.rst
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@ -1,41 +1,31 @@
.. SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
.. sectionauthor:: Patrick Delaunay <patrick.delaunay@foss.st.com>
STM32MP15x boards
STM32MP1xx boards
=================
This is a quick instruction for setup STM32MP15x boards.
This is a quick instruction for setup STMicroelectronics STM32MP1xx boards.
Futher information can be found in STMicrolectronics STM32 WIKI_.
Further information can be found in STMicroelectronics STM32 WIKI_.
Supported devices
-----------------
U-Boot supports STMP32MP15x SoCs:
U-Boot supports all the STMicroelectronics MPU with the associated boards
- STM32MP157
- STM32MP153
- STM32MP151
- STMP32MP15x SoCs:
The STM32MP15x is a Cortex-A MPU aimed at various applications.
- STM32MP157
- STM32MP153
- STM32MP151
It features:
- STMP32MP13x SoCs:
- Dual core Cortex-A7 application core (Single on STM32MP151)
- 2D/3D image composition with GPU (only on STM32MP157)
- Standard memories interface support
- Standard connectivity, widely inherited from the STM32 MCU family
- Comprehensive security support
- STM32MP135
- STM32MP133
- STM32MP131
Each line comes with a security option (cryptography & secure boot) and
a Cortex-A frequency option:
- A : Cortex-A7 @ 650 MHz
- C : Secure Boot + HW Crypto + Cortex-A7 @ 650 MHz
- D : Cortex-A7 @ 800 MHz
- F : Secure Boot + HW Crypto + Cortex-A7 @ 800 MHz
Everything is supported in Linux but U-Boot is limited to:
Everything is supported in Linux but U-Boot is limited to the boot device:
1. UART
2. SD card/MMC controller (SDMMC)
@ -49,7 +39,35 @@ And the necessary drivers
1. I2C
2. STPMIC1 (PMIC and regulator)
3. Clock, Reset, Sysreset
4. Fuse
4. Fuse (BSEC)
5. OP-TEE
6. ETH
7. USB host
8. WATCHDOG
9. RNG
10. RTC
STM32MP15x
``````````
The STM32MP15x is a Cortex-A7 MPU aimed at various applications.
It features:
- Dual core Cortex-A7 application core (Single on STM32MP151)
- 2D/3D image composition with GPU (only on STM32MP157)
- Standard memories interface support
- Standard connectivity, widely inherited from the STM32 MCU family
- Comprehensive security support
- Cortex M4 coprocessor
Each line comes with a security option (cryptography & secure boot) and
a Cortex-A frequency option:
- A : Cortex-A7 @ 650 MHz
- C : Secure Boot + HW Crypto + Cortex-A7 @ 650 MHz
- D : Cortex-A7 @ 800 MHz
- F : Secure Boot + HW Crypto + Cortex-A7 @ 800 MHz
Currently the following boards are supported:
@ -59,6 +77,16 @@ Currently the following boards are supported:
+ stm32mp157c-ev1.dts
+ stm32mp15xx-dhcor-avenger96.dts
STM32MP13x
``````````
The STM32MP13x is a single Cortex-A7 MPU aimed at various applications.
Currently the following boards are supported:
+ stm32mp135f-dk.dts
Boot Sequences
--------------
@ -71,12 +99,22 @@ Boot Sequences
+ +------------------------+-------------------------+--------------+
| | embedded RAM | DDR |
+----------+------------------------+-------------------------+--------------+
| TrustZone| secure monitor |
+----------+------------------------+-------------------------+--------------+
The trusted boot chain is recommended with:
- FSBL = **TF-A BL2**
- Secure monitor = **OP-TEE**
- SSBL = **U-Boot**
It is the only supported boot chain for STM32MP13x family.
The **Trusted** boot chain with TF-A_
`````````````````````````````````````
defconfig_file :
+ **stm32mp15_defconfig** (for TF-A_ with FIP support)
+ **stm32mp15_defconfig** and **stm32mp13_defconfig** (for TF-A_ with FIP support)
+ **stm32mp15_trusted_defconfig** (for TF-A_ without FIP support)
+-------------+--------------------------+------------+-------+
@ -98,8 +136,8 @@ TF-A_ (BL2) initialize the DDR and loads the next stage binaries from a FIP file
the secure monitor to access to secure resources.
+ HW_CONFIG: The hardware configuration file = the U-Boot device tree
The **Basic** boot chain with SPL
`````````````````````````````````
The **Basic** boot chain with SPL (for STM32MP15x)
``````````````````````````````````````````````````
defconfig_file :
+ **stm32mp15_basic_defconfig**
@ -117,16 +155,19 @@ SPL has limited security initialization.
U-Boot is running in secure mode and provide a secure monitor to the kernel
with only PSCI support (Power State Coordination Interface defined by ARM).
All the STM32MP15x boards supported by U-Boot use the same generic board
stm32mp1 which support all the bootable devices.
.. warning:: This alternate **basic** boot chain with SPL is not supported/promoted by STMicroelectronics to make product.
Each board is configured only with the associated device tree.
Device Tree
-----------
Device Tree Selection
---------------------
All the STM32MP15x and STM32MP13x boards supported by U-Boot use the same generic board
stm32mp1 which supports all the bootable devices.
You need to select the appropriate device tree for your board,
the supported device trees for STM32MP15x are:
Each STMicroelectronics board is only configured with the associated device tree.
STM32MP15x device Tree Selection
````````````````````````````````
The supported device trees for STM32MP15x (stm32mp15_trusted_defconfig and stm32mp15_basic_defconfig) are:
+ ev1: eval board with pmic stpmic1 (ev1 = mother board + daughter ed1)
@ -148,6 +189,15 @@ the supported device trees for STM32MP15x are:
+ stm32mp15xx-dhcor-avenger96
STM32MP13x device Tree Selection
````````````````````````````````
The supported device trees for STM32MP13x (stm32mp13_defconfig) are:
+ dk: Discovery board
+ stm32mp135f-dk
Build Procedure
---------------
@ -170,6 +220,7 @@ Build Procedure
for example: use one output directory for each configuration::
# export KBUILD_OUTPUT=stm32mp13
# export KBUILD_OUTPUT=stm32mp15
# export KBUILD_OUTPUT=stm32mp15_trusted
# export KBUILD_OUTPUT=stm32mp15_basic
@ -184,9 +235,10 @@ Build Procedure
with <defconfig_file>:
- For **trusted** boot mode : **stm32mp15_defconfig** or
stm32mp15_trusted_defconfig
- For basic boot mode: stm32mp15_basic_defconfig
- For **trusted** boot mode :
- For STM32MP13x: **stm32mp13_defconfig**
- For STM32MP15x: **stm32mp15_defconfig** or stm32mp15_trusted_defconfig
- For STM32MP15x basic boot mode: stm32mp15_basic_defconfig
5. Configure the device-tree and build the U-Boot image::
@ -194,37 +246,42 @@ Build Procedure
Examples:
a) trusted boot with FIP on ev1::
a) trusted boot with FIP on STM32MP15x ev1::
# export KBUILD_OUTPUT=stm32mp15
# make stm32mp15_defconfig
# make DEVICE_TREE=stm32mp157c-ev1 all
b) trusted boot without FIP on dk2::
b) trusted boot on STM32MP13x discovery board::
# export KBUILD_OUTPUT=stm32mp15_trusted
# make stm32mp15_trusted_defconfig
# make DEVICE_TREE=stm32mp157c-dk2 all
# export KBUILD_OUTPUT=stm32mp13
# make stm32mp13_defconfig
# make DEVICE_TREE=stm32mp135f-dk all
c) basic boot on ev1::
DEVICE_TEE selection is optional as stm32mp135f-dk is the default board of the defconfig::
# make stm32mp13_defconfig
# make all
c) basic boot on STM32MP15x ev1::
# export KBUILD_OUTPUT=stm32mp15_basic
# make stm32mp15_basic_defconfig
# make DEVICE_TREE=stm32mp157c-ev1 all
d) basic boot on ed1::
d) basic boot on STM32MP15x ed1::
# export KBUILD_OUTPUT=stm32mp15_basic
# make stm32mp15_basic_defconfig
# make DEVICE_TREE=stm32mp157c-ed1 all
e) basic boot on dk1::
e) basic boot on STM32MP15x dk1::
# export KBUILD_OUTPUT=stm32mp15_basic
# make stm32mp15_basic_defconfig
# make DEVICE_TREE=stm32mp157a-dk1 all
f) basic boot on avenger96::
f) basic boot on STM32MP15x avenger96::
# export KBUILD_OUTPUT=stm32mp15_basic
# make stm32mp15_basic_defconfig
@ -235,6 +292,7 @@ Build Procedure
So in the output directory (selected by KBUILD_OUTPUT),
you can found the needed U-Boot files:
- stm32mp13_defconfig = **u-boot-nodtb.bin** and **u-boot.dtb**
- stm32mp15_defconfig = **u-boot-nodtb.bin** and **u-boot.dtb**
- stm32mp15_trusted_defconfig = u-boot.stm32
@ -325,9 +383,9 @@ the boot pin values = BOOT0, BOOT1, BOOT2
| SPI-NAND | 1 | 1 | 1 |
+-------------+---------+---------+---------+
- on the **daugther board ed1 = MB1263** with the switch SW1
- on **Avenger96** with switch S3 (NOR and SPI-NAND are not applicable)
- on board **DK1/DK2** with the switch SW1 = BOOT0, BOOT2
- on the STM32MP15x **daughter board ed1 = MB1263** with the switch SW1
- on STM32MP15x **Avenger96** with switch S3 (NOR and SPI-NAND are not applicable)
- on board STM32MP15x **DK1/DK2** with the switch SW1 = BOOT0, BOOT2
with only 2 pins available (BOOT1 is forced to 0 and NOR not supported),
the possible value becomes:
@ -355,7 +413,7 @@ The communication between HOST and board is based on
Prepare an SD card
------------------
The minimal requirements for STMP32MP15x boot up to U-Boot are:
The minimal requirements for STMP32MP15x and STM32MP13x boot up to U-Boot are:
- GPT partitioning (with gdisk or with sgdisk)
- 2 fsbl partitions, named "fsbl1" and "fsbl2", size at least 256KiB
@ -511,14 +569,25 @@ MAC Address
Please read doc/README.enetaddr for the implementation guidelines for mac id
usage. Basically, environment has precedence over board specific storage.
For STMicroelectonics board, it is retrieved in STM32MP15x OTP :
For STMicroelectronics board, it is retrieved in:
- OTP_57[31:0] = MAC_ADDR[31:0]
- OTP_58[15:0] = MAC_ADDR[47:32]
- STM32MP15x OTP:
To program a MAC address on virgin OTP words above, you can use the fuse command
- OTP_57[31:0] = MAC_ADDR[31:0]
- OTP_58[15:0] = MAC_ADDR[47:32]
- STM32MP13x OTP:
- OTP_57[31:0] = MAC_ADDR0[31:0]
- OTP_58[15:0] = MAC_ADDR0[47:32]
- OTP_58[31:16] = MAC_ADDR1[15:0]
- OTP_59[31:0] = MAC_ADDR1[47:16]
To program a MAC address on virgin STM32MP15x OTP words above, you can use the fuse command
on bank 0 to access to internal OTP and lock them:
In the next example we are using the 2 OTPs used on STM32MP15x.
Prerequisite: check if a MAC address isn't yet programmed in OTP
1) check OTP: their value must be equal to 0::
@ -571,8 +640,8 @@ Example to set mac address "12:34:56:78:9a:bc"
OTP are protected. It is already done for the board
provided by STMicroelectronics.
Coprocessor firmware
--------------------
Coprocessor firmware on STM32MP15x
----------------------------------
U-Boot can boot the coprocessor before the kernel (coprocessor early boot).
@ -678,7 +747,7 @@ All the supported device are exported for dfu-util tool::
You can update the boot device:
- SD card (mmc0) ::
- SD card (mmc0)::
$> dfu-util -d 0483:5720 -a 3 -D tf-a-stm32mp157c-ev1.stm32
$> dfu-util -d 0483:5720 -a 4 -D tf-a-stm32mp157c-ev1.stm32