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Subject[PATCH v2] arm64: dts: qcom: sc7280: Remove CTS/RTS configuration
Date
For IDP variant, GPIO 20/21 is used by camera use case and camera
driver is not able acquire these GPIOs as it is acquired by UART5
driver as RTS/CTS pin.

UART5 is designed for debug UART for all the board variants of the
sc7280 chipset and RTS/CTS configuration is not required for debug
uart usecase.

Remove CTS/RTS configuration for UART5 instance and change compatible
string to debug UART.

Remove overwriting compatible property from individual target specific
file as it is not required.

Fixes: 38cd93f413fd ("arm64: dts: qcom: sc7280: Update QUPv3 UART5 DT node")
Signed-off-by: Viken Dadhaniya <quic_vdadhani@quicinc.com>

---
v1 -> v2:
- Remove compatible property from target specific file.
- Update commit log.
---
arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts | 1 -
arch/arm64/boot/dts/qcom/qcm6490-idp.dts | 1 -
arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 1 -
arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 1 -
arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi | 1 -
arch/arm64/boot/dts/qcom/sc7280.dtsi | 14 ++------------
6 files changed, 2 insertions(+), 17 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
index f3432701945f..8cd2fe80dbb2 100644
--- a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
+++ b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts
@@ -864,7 +864,6 @@
};

&uart5 {
- compatible = "qcom,geni-debug-uart";
status = "okay";
};

diff --git a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
index 47ca2d000341..107302680f56 100644
--- a/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
+++ b/arch/arm64/boot/dts/qcom/qcm6490-idp.dts
@@ -658,7 +658,6 @@
};

&uart5 {
- compatible = "qcom,geni-debug-uart";
status = "okay";
};

diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
index a085ff5b5fb2..7256b51eb08f 100644
--- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
+++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts
@@ -632,7 +632,6 @@
};

&uart5 {
- compatible = "qcom,geni-debug-uart";
status = "okay";
};

diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
index a0059527d9e4..7370aa0dbf0e 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
@@ -495,7 +495,6 @@
};

&uart5 {
- compatible = "qcom,geni-debug-uart";
status = "okay";
};

diff --git a/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi b/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi
index f9b96bd2477e..7d1d5bbbbbd9 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi
@@ -427,7 +427,6 @@
};

uart_dbg: &uart5 {
- compatible = "qcom,geni-debug-uart";
status = "okay";
};

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index fc9ec367e3a5..246fb7919d27 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -1440,12 +1440,12 @@
};

uart5: serial@994000 {
- compatible = "qcom,geni-uart";
+ compatible = "qcom,geni-debug-uart";
reg = <0 0x00994000 0 0x4000>;
clocks = <&gcc GCC_QUPV3_WRAP0_S5_CLK>;
clock-names = "se";
pinctrl-names = "default";
- pinctrl-0 = <&qup_uart5_cts>, <&qup_uart5_rts>, <&qup_uart5_tx>, <&qup_uart5_rx>;
+ pinctrl-0 = <&qup_uart5_tx>, <&qup_uart5_rx>;
interrupts = <GIC_SPI 606 IRQ_TYPE_LEVEL_HIGH>;
power-domains = <&rpmhpd SC7280_CX>;
operating-points-v2 = <&qup_opp_table>;
@@ -5407,16 +5407,6 @@
function = "qup04";
};

- qup_uart5_cts: qup-uart5-cts-state {
- pins = "gpio20";
- function = "qup05";
- };
-
- qup_uart5_rts: qup-uart5-rts-state {
- pins = "gpio21";
- function = "qup05";
- };
-
qup_uart5_tx: qup-uart5-tx-state {
pins = "gpio22";
function = "qup05";
--
2.17.1

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