Re: [PATCH v2 1/3] arm64: dts: qcom: sc7280: Add pinmux for I2S speaker and Headset

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On 2/10/2022 5:37 AM, Stephen Boyd wrote:
Thanks for Your time Stephen!!!
Quoting Srinivasa Rao Mandadapu (2022-02-09 05:42:40)
On 2/9/2022 2:38 AM, Stephen Boyd wrote:
Quoting Srinivasa Rao Mandadapu (2022-02-08 07:34:12)
   &qspi_cs0 {
          bias-disable;
@@ -491,6 +524,13 @@
   };

   &tlmm {
+       amp_en: amp-en {
+               pins = "gpio63";
+               function = "gpio";
+               bias-disable;
Is there an external pull?
I think no external pull. In trogdor mentioned bias-pull-down but you
suggested to remove it.
Maybe on trogdor there was an external pull inside the amp that this pin
is connected to? Usually we have a comment like /* Has external
pull-{up,down} */ so please add that here depending on which way the
pull goes.

As per Anderson suggestion we removed bias-pull-down. Actually, it's up-streamed for same platform in sc7280-herobrine.dtsi.

We will fallow the same. It contains bias-pull-down.




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