On Thu, Aug 26, 2021 at 04:09:38PM +0800, derek.fang@realtek.com wrote:
+ realtek,dmic1-data-pin: + enum: + - 0 # dmic1 is not used + - 1 # using GPIO2 pin as dmic1 data pin + - 2 # using GPIO5 pin as dmic1 data pin + + realtek,dmic1-clk-pin: + enum: + - 0 #using GPIO1 pin as dmic1 clock pin + - 1 #using GPIO3 pin as dmic1 clock pin
It works but it's a bit weird that there's no unused option on the clock - I'd expect this to be symmetric.
+ realtek,jd-src: + enum: + - 0 # No JD is used + - 1 # using JD1 as JD source
Are there other possible JD sources which are not supported yet?
+ realtek,dmic-delay-ms: + description: | + Set the delay time (ms) for the requirement of the particular DMIC.
Startup delay or some other delay?