Re: [PATCH v2 5/5] arm64: dts: qcom: Add Bluetooth support on RB5

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On 28/01/2021 22:15, Rob Herring wrote:
On Thu, Jan 28, 2021 at 11:52 AM Dmitry Baryshkov
<dmitry.baryshkov@xxxxxxxxxx> wrote:

From: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>

Add Bluetooth support on RB5 using the onboard QCA6391 WLAN+BT chipset.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
[DB: added qca6391 power domain, removed s2f regulator]
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
  arch/arm64/boot/dts/qcom/qrb5165-rb5.dts | 29 ++++++++++++++++++++++++
  1 file changed, 29 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
index b39a9729395f..c65c13994a86 100644
--- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
+++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts
@@ -19,6 +19,7 @@ / {
         compatible = "qcom,qrb5165-rb5", "qcom,sm8250";

         aliases {
+               hsuart0 = &uart6;

Serial devices should be 'serialN'. Don't add custom aliases.

Ack


                 serial0 = &uart12;
                 sdhc2 = &sdhc_2;

BTW, this should be dropped too.

Ack


         };
@@ -689,6 +690,26 @@ &pm8150_rtc {
         status = "okay";
  };

+&qup_uart6_default {
+       ctsrx {
+               pins = "gpio16", "gpio19";
+               drive-strength = <2>;
+               bias-disable;
+       };
+
+       rts {
+               pins = "gpio17";
+               drive-strength = <2>;
+               bias-disable;
+       };
+
+       tx {
+               pins = "gpio18";
+               drive-strength = <2>;
+               bias-pull-up;
+       };
+};
+
  &qupv3_id_0 {
         status = "okay";
  };
@@ -1194,6 +1215,14 @@ wlan-en {
         };
  };

+&uart6 {
+       status = "okay";
+       bluetooth {
+               compatible = "qcom,qca6390-bt";
+               power-domains = <&qca6391>;
+       };
+};
+
  &uart12 {
         status = "okay";
  };
--
2.29.2



--
With best wishes
Dmitry



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