The LTE variant of the MSM8960 SoC has a gsbi8 node used for the
serial console.

That's if the downstream kernel is to be believed, as Xperia SP has
a serial console on gsbi8 even on the non-LTE variant.

Signed-off-by: Antony Kurniawan Soemardi <linux@smankusors.com>
---
 arch/arm/boot/dts/qcom/qcom-msm8960.dtsi | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
index 4babd0bbe5d638b228e05cdfe6b068b4ea16335f..588ac6c7a51a667202550432bee14fa14f3f74e7 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
@@ -333,6 +333,34 @@ gsbi5_serial: serial@16440000 {
 			};
 		};
 
+		gsbi8: gsbi@1a000000  {
+			compatible = "qcom,gsbi-v1.0.0";
+			cell-index = <8>;
+			reg = <0x1a000000 0x100>;
+			clocks = <&gcc GSBI8_H_CLK>;
+			clock-names = "iface";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			syscon-tcsr = <&tcsr>;
+
+			status = "disabled";
+
+			gsbi8_serial: serial@1a040000 {
+				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
+				reg = <0x1a040000 0x1000>,
+				      <0x1a000000 0x1000>;
+				interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&gcc GSBI8_UART_CLK>,
+					 <&gcc GSBI8_H_CLK>;
+				clock-names = "core",
+					      "iface";
+
+				status = "disabled";
+			};
+		};
+
 		ssbi: ssbi@500000 {
 			compatible = "qcom,ssbi";
 			reg = <0x500000 0x1000>;

-- 
2.34.1

On 6/22/25 8:26 PM, Antony Kurniawan Soemardi wrote:
> The LTE variant of the MSM8960 SoC has a gsbi8 node used for the
> serial console.
> 
> That's if the downstream kernel is to be believed, as Xperia SP has
> a serial console on gsbi8 even on the non-LTE variant.
> 
> Signed-off-by: Antony Kurniawan Soemardi <linux@smankusors.com>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

Konrad