Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) client-ip=23.128.96.37;
From:   Konrad Dybcio <konrad.dybcio@linaro.org>
Date:   Wed, 27 Sep 2023 11:21:40 +0200
Subject: [PATCH 1/4] arm64: dts: qcom: sm6375: Add UART1
MIME-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: 7bit
Message-Id: <20230927-topic-6375_stuff-v1-1-12243e36b45c@linaro.org>
References: <20230927-topic-6375_stuff-v1-0-12243e36b45c@linaro.org>
In-Reply-To: <20230927-topic-6375_stuff-v1-0-12243e36b45c@linaro.org>
To:     Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>
Cc:     Marijn Suijten <marijn.suijten@somainline.org>,
        linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Konrad Dybcio <konrad.dybcio@linaro.org>
Precedence: bulk

Add UART1 node, generally used for the Bluetooth module.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm6375.dtsi | 43 ++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6375.dtsi b/arch/arm64/boot/dts/qcom/sm6375.dtsi
index e7ff55443da7..2fba0e7ea4e6 100644
--- a/arch/arm64/boot/dts/qcom/sm6375.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6375.dtsi
@@ -896,6 +896,36 @@ qup_spi0_default: qup-spi0-default-state {
 				drive-strength = <6>;
 				bias-disable;
 			};
+
+			qup_uart1_default: qup-uart1-default-state {
+				cts-pins {
+					pins = "gpio61";
+					function = "qup01";
+					drive-strength = <2>;
+					bias-pull-down;
+				};
+
+				rts-pins {
+					pins = "gpio62";
+					function = "qup01";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				tx-pins {
+					pins = "gpio63";
+					function = "qup01";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				rx-pins {
+					pins = "gpio64";
+					function = "qup01";
+					drive-strength = <2>;
+					bias-pull-up;
+				};
+			};
 		};
 
 		gcc: clock-controller@1400000 {
@@ -1111,6 +1141,19 @@ spi1: spi@4a84000 {
 				status = "disabled";
 			};
 
+			uart1: serial@4a84000 {
+				compatible = "qcom,geni-uart";
+				reg = <0x0 0x04a84000 0x0 0x4000>;
+				interrupts = <GIC_SPI 328 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&gcc GCC_QUPV3_WRAP0_S1_CLK>;
+				clock-names = "se";
+				power-domains = <&rpmpd SM6375_VDDCX>;
+				operating-points-v2 = <&qup_opp_table>;
+				pinctrl-0 = <&qup_uart1_default>;
+				pinctrl-names = "default";
+				status = "disabled";
+			};
+
 			i2c2: i2c@4a88000 {
 				compatible = "qcom,geni-i2c";
 				reg = <0x0 0x04a88000 0x0 0x4000>;

-- 
2.42.0