Hi Peter, Am 01.03.2018 um 03:00 schrieb Peter Chen: > On Wed, Feb 28, 2018 at 06:08:20PM +0100, Stefan Wahren wrote: >> Hi, >> >> i'm not sure this is related, but i noticed something ugly in >> driver/usb/chipidea/usbmisc_imx.c. >> >> The compatible "fsl,imx6ul-usbmisc" uses imx6sx_usbmisc_ops, which uses >> usbmisc_imx6sx_init (which also calls usbmisc_imx6q_init). >> Within usbmisc_imx6q_init the flag MX6_BM_NON_BURST_SETTING is enabled. >> >> But according to the i.MX6 ULL reference manual this bit is marked as >> reserved and set to zero at reset. >> > For non-core registers, i.mx6ull can use i.mx6q as its base setting, the > bits you mentioned may also be reserved at imx6qdl RM. > just for my understanding: MX6_BM_NON_BURST_SETTING is a no-op on i.MX6ULL or not properly documented in reference manual?
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