diff mbox series

[v4,3/3] arm64: dts: qcom: qcs404-evb: Enable PCIe

Message ID 20190508224309.5744-4-bjorn.andersson@linaro.org (mailing list archive)
State New, archived
Headers show
Series arm64: dts: qcom: qcs404: Enable PCIe | expand

Commit Message

Bjorn Andersson May 8, 2019, 10:43 p.m. UTC 
Enable the PCIe PHY and controller found on the QCS404 EVB.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---

Changes since v3:
- Split single patch, no functional change

 arch/arm64/boot/dts/qcom/qcs404-evb.dtsi | 26 ++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi b/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
index 2c3127167e3c..d1108a6abd0a 100644
--- a/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
@@ -1,6 +1,7 @@ 
 // SPDX-License-Identifier: GPL-2.0
 // Copyright (c) 2018, Linaro Limited
 
+#include <dt-bindings/gpio/gpio.h>
 #include "qcs404.dtsi"
 #include "pms405.dtsi"
 
@@ -68,6 +69,22 @@ 
 	};
 };
 
+&pcie {
+	status = "ok";
+
+	perst-gpio = <&tlmm 43 GPIO_ACTIVE_LOW>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&perst_state>;
+};
+
+&pcie_phy {
+	status = "ok";
+
+	vdda-vp-supply = <&vreg_l3_1p05>;
+	vdda-vph-supply = <&vreg_l5_1p8>;
+};
+
 &remoteproc_adsp {
 	status = "ok";
 };
@@ -184,6 +201,15 @@ 
 };
 
 &tlmm {
+	perst_state: perst {
+		pins = "gpio43";
+		function = "gpio";
+
+		drive-strength = <2>;
+		bias-disable;
+		output-low;
+	};
+
 	sdc1_on: sdc1-on {
 		clk {
 			pins = "sdc1_clk";