Resolved! Inquiry regarding stm32mp157 artwork
Will you also review the newly designed stm32mp157 artwork file?
Forum Posts
OP-TEE replace with different TEE
Hi,Since Ecosystem 5 OP_TEE is mandatory.We have previously used SP_MIN which is not supported anymore.The change from SP_MIN to OP_TEE costs us approximately an extra second in boot time, we need to limit this as much as possible.I came across in th...
modetest test my hdmi
hello my board usb stm32mp135faf7 cpu. and the display part change to hdmi (refer to stm32mp157c-dk discovery kit,sii9022). as demesg bellow.but I down know how to display a picture on my TV screen(to test the hdmi can worky)log:# echo 6 > /sys/modu...
Resolved! RPMSG SDB driver: memory being allocated from the A7 is not accessible to the M4.
See debug out for details.CA7 : Forward efd info for buf7 with mFdSdbRpmsg:7 and efd:15CA7 : DBG mmappedData[7]:0xb4d00000CM4 : SDB0_RxCpltCallback: B7Ae8800000L00100000CM4 : treatSDBEvent OK physAddr=0xe8800000 physSize=1048576 mArrayDdrBuffCount=7A...
Understanding STM32MP257FAI3 ETHSW Ports
Hello,I am working on a schematic for the STM32MP257FAI3 and the documentation seems to be inconsistent and/or incomplete regarding which ports go where with the built-in Ethernet switch. The data sheet says ETHSW has three ports in which the "The t...
Resolved! How can STM32MP151 support 9bits, SPI?
Dear All, I have been working on communicating with LCD module by 3 wire, 9bits SPI. Firstly I implemented it by gpio. I can communicated with LCD module by 3 wire, 9bits SPI. But we encounter problem in total time in sending pixel data by SPI. We'...
Resolved! Kernel source code compilation error
drivers/firmware/arm_scmi/optee.c:202:32: error: ‘TEE_OCALL2_OUT_PARAM1_ERROR’ undeclared here (not in a function) 202 | PTA_SCMI_OCALL_ERROR = TEE_OCALL2_OUT_PARAM1_ERROR, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~dri...
Resolved! How to write STM32MP153 registers (RCC_RDLSICR)?
Hi, I'm trying to change the value of the register RCC_RDLSICR (RCC reset duration and LSI control register, address offset 0x144). I need to change the Minimum Reset Duration value.In all power management/low power handling manuals for STM32MP15x li...
TFa devicetree custom PCB STM32MP153A
Hello, I hope you are doing well. I have developed a custom PCB with the STM32MP153AAB microprocessor. The process followed almost all the steps in the wiki for the STM32MP157F-DK2 discovery kit, however, some pins had to change due to the custom de...
Resolved! Strange PANIC message on STM32MP135F
We had a custom board with STM32MP135F series MPU on it, we just rolled out a new revision because we didn't connected PDR pin and it wasnt able to start after reset. But everything was booting correctly and all systems were working. Now in our new r...