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From:   Rohit Agarwal <quic_rohiagar@quicinc.com>
To:     agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org,
        mani@kernel.org, bhelgaas@google.com, lpieralisi@kernel.org,
        kw@linux.com, robh@kernel.org, krzysztof.kozlowski+dt@linaro.org,
        manivannan.sadhasivam@linaro.org
Cc:     linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        Rohit Agarwal <quic_rohiagar@quicinc.com>
Subject: [PATCH v5 2/5] ARM: dts: qcom: sdx65: Add support for PCIe PHY
Date:   Fri, 31 Mar 2023 11:48:19 +0530
Message-Id: <1680243502-23744-3-git-send-email-quic_rohiagar@quicinc.com>
In-Reply-To: <1680243502-23744-1-git-send-email-quic_rohiagar@quicinc.com>
References: <1680243502-23744-1-git-send-email-quic_rohiagar@quicinc.com>
Precedence: bulk

Add devicetree support for PCIe PHY used in SDX65 platform. This PHY is
used by the PCIe EP controller.

Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 arch/arm/boot/dts/qcom-sdx65.dtsi | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-sdx65.dtsi b/arch/arm/boot/dts/qcom-sdx65.dtsi
index 192f9f9..084daf8 100644
--- a/arch/arm/boot/dts/qcom-sdx65.dtsi
+++ b/arch/arm/boot/dts/qcom-sdx65.dtsi
@@ -293,6 +293,37 @@
 			status = "disabled";
 		};
 
+		pcie_phy: phy@1c06000 {
+			compatible = "qcom,sdx65-qmp-gen4x2-pcie-phy";
+			reg = <0x01c06000 0x2000>;
+
+			clocks = <&gcc GCC_PCIE_AUX_PHY_CLK_SRC>,
+				 <&gcc GCC_PCIE_CFG_AHB_CLK>,
+				 <&gcc GCC_PCIE_0_CLKREF_EN>,
+				 <&gcc GCC_PCIE_RCHNG_PHY_CLK>,
+				 <&gcc GCC_PCIE_PIPE_CLK>;
+			clock-names = "aux",
+				      "cfg_ahb",
+				      "ref",
+				      "rchng",
+				      "pipe";
+
+			resets = <&gcc GCC_PCIE_PHY_BCR>;
+			reset-names = "phy";
+
+			assigned-clocks = <&gcc GCC_PCIE_RCHNG_PHY_CLK>;
+			assigned-clock-rates = <100000000>;
+
+			power-domains = <&gcc PCIE_GDSC>;
+
+			#clock-cells = <0>;
+			clock-output-names = "pcie_pipe_clk";
+
+			#phy-cells = <0>;
+
+			status = "disabled";
+		};
+
 		tcsr_mutex: hwlock@1f40000 {
 			compatible = "qcom,tcsr-mutex";
 			reg = <0x01f40000 0x40000>;
-- 
2.7.4