From 895d4b6f1c7c655cb60041a474c363ee4c194ebc Mon Sep 17 00:00:00 2001
From: liaoxl <liaoxl@motorola.com>
Date: Wed, 14 Oct 2020 13:47:46 +0800
Subject: [PATCH] arm64/dts: denver enable FM ELNA module

Per RF team requirement, add  these to support ELNA module
for better RF performance.

Change-Id: Ife771eaccfbb751d92e843bf6c6e619c5150305a
Reviewed-on: https://gerrit.mot.com/1773395
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Hujun Liao <liaohj@motorola.com>
Submit-Approved: Jira Key
---
 qcom/holi-denver-common-overlay.dtsi |  1 +
 qcom/holi-denver-fmr-overlay.dtsi    | 48 ++++++++++++++++++++++++++++
 2 files changed, 49 insertions(+)
 create mode 100644 qcom/holi-denver-fmr-overlay.dtsi

diff --git a/qcom/holi-denver-common-overlay.dtsi b/qcom/holi-denver-common-overlay.dtsi
index cc0b4831f590..3a8cecbc57fb 100644
--- a/qcom/holi-denver-common-overlay.dtsi
+++ b/qcom/holi-denver-common-overlay.dtsi
@@ -15,6 +15,7 @@
 #include "denver-touchscreen.dtsi"
 #include "camera/holi-camera-sensor-mot-denver-overlay.dtsi"
 #include "holi-audio-wcd9370-aw882xx-overlay.dtsi"
+#include "holi-denver-fmr-overlay.dtsi"
 
 &tlmm {
 	tps61280_en_default: tps61280_en_default {
diff --git a/qcom/holi-denver-fmr-overlay.dtsi b/qcom/holi-denver-fmr-overlay.dtsi
new file mode 100644
index 000000000000..6a2fba46a9a9
--- /dev/null
+++ b/qcom/holi-denver-fmr-overlay.dtsi
@@ -0,0 +1,48 @@
+&tlmm {
+	fm_elna_default: fm_elna_default {
+		mux {
+				pins = "gpio47";
+				function = "gpio";
+		};
+		config {
+				pins = "gpio47";
+				drive_strength = <16>;
+				output-high;
+		};
+	};
+
+	fm_elna_active: fm_elna_active {
+		mux {
+				pins = "gpio47";
+				function = "gpio";
+		};
+		config {
+				pins = "gpio47";
+				drive_strength = <16>;
+				output-high;
+		};
+	};
+
+	fm_elna_suspend: fm_elna_suspend {
+		mux {
+				pins = "gpio47";
+				function = "gpio";
+		};
+		config {
+				pins = "gpio47";
+				drive_strength = <16>;
+				output-low;
+		};
+	};
+};
+
+&soc {
+	fmradio: fm_wcn39x0 {
+		status = "ok";
+		compatible = "moto,fmctrl";
+		pinctrl-names = "default", "elna_active", "elna_suspend";
+		pinctrl-0 = <&fm_elna_default>;
+		pinctrl-1 = <&fm_elna_active>;
+		pinctrl-2 = <&fm_elna_suspend>;
+	};
+};