On 04.10.21 15:36, Jan Kiszka wrote: > On 13.09.21 09:48, Jan Kiszka wrote: >> Hi all, >> >> Chao, please no top-post on mailing list. Also check your mail client, >> it seems to inject a lot of bogus newlines. >> >> On 08.09.21 06:55, chaochao2021666 wrote: >>> >>> >>> >>> HI Jagan >>> >>> >>> >>> sorry for the delay response. >>> >>> >>> And I have checked the maser. There is still a problem with this feature。 >>> >>> >>> reproduce steps: >>> 1. enable the flash protect function >>> 2. using sf cmd to erase the flash. I can get the erase "OK",not the >>> "error". >>> >>> >>> >>> I think the root cause is that the detection mechanism is missing and to >>> judge the permissions of the action >>> >>> So pull this PR to improve the erase flow >>> >>> >>> another question: >>> how can I visit the u-boot-spi/next? do there any link? >>> >> >> See MAINTAINERS: https://source.denx.de/u-boot/custodians/u-boot-spi.git >> >> But also that tree contains no usage of the flash_is_locked callback. >> That was once evaluated by drivers/mtd/spi/spi_flash.c but then >> forgotten in the new SPI NOR framework it seems. >> >> Chao's patch makes sense to me to restore this feature. >> >> Jan >> >>> >>> >>> >>> >>> BRs >>> Chao >>> >>> >>> >>> At 2021-06-29 21:50:28, "Jagan Teki" <ja...@amarulasolutions.com> wrote: >>>> On Tue, Jun 22, 2021 at 10:51 AM chao zeng <chaochao2021...@163.com> wrote: >>>>> >>>>> From: Chao Zeng <chao.z...@siemens.com> >>>>> >>>>> When operating the write-protection flash,spi_flash_std_write() and >>>>> spi_flash_std_erase() would return wrong result.The flash is protected, >>>>> but write or erase the flash would show "OK". >>>>> >>>>> Check the flash write protection state if the write-protection has enbale >>>>> before operating the flash. >>>>> >>>>> Signed-off-by: Chao Zeng <chao.z...@siemens.com> >>>>> --- >>>> >>>> Does it broken on master? if yes can you check in u-boot-spi/next? >>>> >>>> Jagan. >> > > Ping - how do we proceed here? > > Jan >
Ping² - who can help to move this forward? Thanks, Jan -- Siemens AG, T RDA IOT Corporate Competence Center Embedded Linux