[PATCH RFC 3/4] arm64: dts: qcom: sm6350: add uart1 node

From: Luca Weiss
Date: Fri Apr 21 2023 - 10:12:00 EST


Add the node describing uart1 incl. opp table and pinctrl.

Signed-off-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm6350.dtsi | 63 ++++++++++++++++++++++++++++++++++++
1 file changed, 63 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi
index 18c4616848ce..16c5e9a6c98a 100644
--- a/arch/arm64/boot/dts/qcom/sm6350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi
@@ -378,6 +378,25 @@ opp-2073600000 {
};
};

+ qup_opp_table: opp-table-qup {
+ compatible = "operating-points-v2";
+
+ opp-75000000 {
+ opp-hz = /bits/ 64 <75000000>;
+ required-opps = <&rpmhpd_opp_low_svs>;
+ };
+
+ opp-100000000 {
+ opp-hz = /bits/ 64 <100000000>;
+ required-opps = <&rpmhpd_opp_svs>;
+ };
+
+ opp-128000000 {
+ opp-hz = /bits/ 64 <128000000>;
+ required-opps = <&rpmhpd_opp_nom>;
+ };
+ };
+
pmu {
compatible = "arm,armv8-pmuv3";
interrupts = <GIC_PPI 5 IRQ_TYPE_LEVEL_LOW>;
@@ -741,6 +760,22 @@ i2c0: i2c@880000 {
status = "disabled";
};

+ uart1: serial@884000 {
+ compatible = "qcom,geni-uart";
+ reg = <0 0x00884000 0 0x4000>;
+ clock-names = "se";
+ clocks = <&gcc GCC_QUPV3_WRAP0_S1_CLK>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&qup_uart1_cts>, <&qup_uart1_rts>, <&qup_uart1_tx>, <&qup_uart1_rx>;
+ interrupts = <GIC_SPI 602 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&rpmhpd SM6350_CX>;
+ operating-points-v2 = <&qup_opp_table>;
+ interconnects = <&clk_virt MASTER_QUP_CORE_0 0 &clk_virt SLAVE_QUP_CORE_0 0>,
+ <&aggre1_noc MASTER_QUP_0 0 &clk_virt SLAVE_EBI_CH0 0>;
+ interconnect-names = "qup-core", "qup-config";
+ status = "disabled";
+ };
+
i2c2: i2c@888000 {
compatible = "qcom,geni-i2c";
reg = <0 0x00888000 0 0x4000>;
@@ -1726,6 +1761,34 @@ qup_i2c10_default: qup-i2c10-default-state {
drive-strength = <2>;
bias-pull-up;
};
+
+ qup_uart1_cts: qup-uart1-cts-default-state {
+ pins = "gpio61";
+ function = "qup01";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
+ qup_uart1_rts: qup-uart1-rts-default-state {
+ pins = "gpio62";
+ function = "qup01";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ qup_uart1_tx: qup-uart1-tx-default-state {
+ pins = "gpio63";
+ function = "qup01";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ qup_uart1_rx: qup-uart1-rx-default-state {
+ pins = "gpio64";
+ function = "qup01";
+ drive-strength = <2>;
+ bias-disable;
+ };
};

apps_smmu: iommu@15000000 {

--
2.40.0