Messages in this thread | | | Subject | Re: [PATCH 2/2] ASoC: tlv320adcx140: Wake up codec before accessing register | From | Dan Murphy <> | Date | Tue, 8 Sep 2020 06:49:25 -0500 |
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Camel
On 9/8/20 3:35 AM, Camel Guo wrote: > From: Camel Guo <camelg@axis.com> > > According to its datasheet, after reset this codec goes into sleep > mode. In this mode, any register accessing should be avoided except for > exiting sleep mode. Hence this commit moves SLEEP_CFG access before any > register accessing.
This is interesting because our HW team suggested putting the device into sleep mode when doing register writes/reads because they were finding abnormalities in the register settings when the device is active.
I have a local patch that changes this as well that the HW team requested.
Mark
Let me run this by the HW team first before applying this patch.
Dan
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